What are the cheapest airlines to fly from London Gatwick Airport to Illinois one-way?

One-way options have recently been found by users for as low as £362 on Icelandair. Other airlines that offer cheap prices include TAP AIR PORTUGAL from £466 and British Airways from £475 one-way.

What are the most popular routes from London Gatwick Airport to Illinois?

The most popular route from London Gatwick Airport to Illinois is London Gatwick - Chicago O'Hare Intl. You may also consider London Gatwick - Lambert-St Louis or London Gatwick - Chicago Midway.

How far in advance should I book a flight from London Gatwick Airport to Illinois?

Users have found that booking a flight from London Gatwick Airport to Illinois at least 45 days early can save you up to 23% on average compared to booking a flight this week. If booking 45 days before your flight isn’t an option for you, users have found flights from London Gatwick Airport to Illinois for as little as £559 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as £642 for flights departing within the next 3 days.

What is the cheapest month to fly from London Gatwick Airport to Illinois?

February is one of the best times of the year to fly to Illinois from London Gatwick Airport. Prices for February average £577 per person but you can even find prices for as low as £353. The most expensive prices can be found in the month of August. Opting for a February flight can save you 24% on your journey compared to booking in August

Can I find deals for flights from Gatwick to Illinois that include hotel bookings?

Yes. In addition to deals on Gatwick to Illinois flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Gatwick to Illinois?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Gatwick to Illinois.

Can I find deals for business class flights from Gatwick to Illinois?

Yes. Cheapflights offers flight deals from Gatwick to Illinois by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£297+ Flights from London Gatwick Airport to Illinois

Cheap flight deals from Gatwick to Illinois

Round-trip from	£443
One-way from	£297

SWISS
28/1-6/2
2 total stops
44h 15m total
London to Illinois

Search Deals

9/4
3 total stops
41h 46m total
London to Illinois

Search Deals

Find flight deals from Gatwick to Illinois

Cheapest flights from Gatwick to Illinois
Explore the most affordable flight options available from Gatwick to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 gennaio 2025.

mar 28/118:45LGW - ORD

1 stop27h 30mSWISS

gio 6/219:05ORD - LGW

1 stop16h 45mSWISS

Deal found 17/1£443

mar 18/216:35LGW - ORD

1 stop28h 55mTAP AIR PORTUGAL

dom 23/220:25ORD - LGW

2 stops18h 15mTAP AIR PORTUGAL

Deal found 15/1£444

lun 3/312:30LGW - ORD

1 stop26h 35mMultiple Airlines

lun 10/316:25ORD - LGW

2 stops15h 00mMultiple Airlines

Deal found 16/1£445

dom 2/211:55LGW - ORD

1 stop11h 25mIcelandair

ven 25/422:15ORD - LGW

1 stop10h 25mIcelandair

Deal found 15/1£446

mar 4/211:20LGW - ORD

2 stops18h 49mAmerican Airlines

mar 11/207:04ORD - LGW

2 stops18h 26mAmerican Airlines

Deal found 16/1£448

lun 3/219:35LGW - ORD

2 stops30h 29mIberia

dom 9/216:35ORD - LGW

2 stops44h 15mIberia

Deal found 15/1£469

mar 11/211:00LGW - ORD

2 stops29h 47mBritish Airways

dom 16/216:18ORD - LGW

2 stops20h 32mBritish Airways

Deal found 15/1£479

gio 1/514:00LGW - EVV

1 stop26h 24mMultiple Airlines

dom 11/508:57EVV - LGW

1 stop19h 03mMultiple Airlines

Deal found 16/1£496

gio 6/212:00LGW - MDW

1 stop29h 44mMultiple Airlines

dom 9/207:15MDW - LGW

2 stops21h 20mMultiple Airlines

Deal found 16/1£535

mer 5/206:00LGW - ORD

1 stop18h 35mTurkish Airlines

mer 12/211:55ORD - LGW

1 stop15h 30mTurkish Airlines

Deal found 15/1£587

gio 6/214:00LGW - STL

1 stop15h 31mMultiple Airlines

lun 24/223:08STL - LGW

1 stop29h 27mMultiple Airlines

Deal found 16/1£589

dom 2/312:30LGW - STL

2 stops26h 21mAmerican Airlines

dom 9/308:49STL - LGW

2 stops19h 11mAmerican Airlines

Deal found 16/1£811

Best flights from Gatwick to Illinois
Discover carefully curated flight deals from Gatwick to Illinois that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 17 gennaio 2025.

mar 28/118:45LGW - ORD

1 stop27h 30mSWISS

gio 6/219:05ORD - LGW

1 stop16h 45mSWISS

Deal found 17/1£443

mar 18/216:35LGW - ORD

1 stop28h 55mTAP AIR PORTUGAL

dom 23/220:25ORD - LGW

2 stops18h 15mTAP AIR PORTUGAL

Deal found 15/1£444

lun 3/312:30LGW - ORD

1 stop26h 35mMultiple Airlines

lun 10/316:25ORD - LGW

2 stops15h 00mMultiple Airlines

Deal found 16/1£445

dom 2/211:55LGW - ORD

1 stop11h 25mIcelandair

ven 25/422:15ORD - LGW

1 stop10h 25mIcelandair

Deal found 15/1£446

mar 4/211:20LGW - ORD

2 stops18h 49mAmerican Airlines

mar 11/207:04ORD - LGW

2 stops18h 26mAmerican Airlines

Deal found 16/1£448

lun 3/219:35LGW - ORD

2 stops30h 29mIberia

dom 9/216:35ORD - LGW

2 stops44h 15mIberia

Deal found 15/1£469

mar 11/211:00LGW - ORD

2 stops29h 47mBritish Airways

dom 16/216:18ORD - LGW

2 stops20h 32mBritish Airways

Deal found 15/1£479

mer 5/206:00LGW - ORD

1 stop18h 35mTurkish Airlines

mer 12/211:55ORD - LGW

1 stop15h 30mTurkish Airlines

Deal found 15/1£587

gio 1/514:00LGW - EVV

1 stop26h 24mMultiple Airlines

dom 11/508:57EVV - LGW

1 stop19h 03mMultiple Airlines

Deal found 16/1£496

dom 26/112:00LGW - MDW

1 stop29h 44mMultiple Airlines

lun 19/520:03MDW - LGW

2 stops28h 57mMultiple Airlines

Deal found 17/1£518

gio 6/214:00LGW - STL

1 stop15h 31mMultiple Airlines

lun 24/223:08STL - LGW

1 stop29h 27mMultiple Airlines

Deal found 16/1£589

dom 2/312:30LGW - STL

2 stops26h 21mAmerican Airlines

dom 9/308:49STL - LGW

2 stops19h 11mAmerican Airlines

Deal found 16/1£811

Last-minute flights from Gatwick to Illinois
Discover last-minute flight deals from Gatwick to Illinois. Data last updated 17 gennaio 2025 and is based on user searches.

mer 22/110:15LGW - STL

2 stops59h 23mTurkish Airlines

gio 20/217:36STL - LGW

2 stops21h 54mTurkish Airlines

Deal found 16/1£2,333

dom 26/112:00LGW - MDW

1 stop29h 44mMultiple Airlines

gio 15/513:19MDW - LGW

1 stop14h 41mMultiple Airlines

Deal found 16/1£627

lun 27/118:45LGW - ORD

1 stop27h 30mSWISS

mar 11/217:55ORD - LGW

2 stops17h 55mSWISS

Deal found 15/1£452

lun 27/111:55LGW - ORD

1 stop11h 25mIcelandair

lun 28/419:30ORD - LGW

1 stop13h 10mIcelandair

Deal found 16/1£466

lun 27/112:00LGW - ORD

2 stops31h 36mMultiple Airlines

ven 7/214:02ORD - LGW

1 stop13h 58mMultiple Airlines

Deal found 17/1£496

lun 27/111:00LGW - ORD

2 stops26h 44mTAP AIR PORTUGAL

ven 7/220:20ORD - LGW

2 stops30h 00mTAP AIR PORTUGAL

Deal found 17/1£670

lun 27/114:00LGW - STL

2 stops30h 43mMultiple Airlines

lun 10/220:31STL - LGW

1 stop32h 04mMultiple Airlines

Deal found 16/1£677

lun 27/116:55LGW - ORD

1 stop23h 15mTurkish Airlines

lun 10/220:30ORD - LGW

1 stop19h 00mTurkish Airlines

Deal found 16/1£683

ven 31/105:55LGW - STL

2 stops39h 43mTurkish Airlines

dom 2/217:30STL - LGW

2 stops33h 50mTurkish Airlines

Deal found 16/1£1,054

dom 2/211:55LGW - ORD

1 stop11h 25mIcelandair

ven 25/422:15ORD - LGW

1 stop10h 25mIcelandair

Deal found 15/1£446

lun 3/219:35LGW - ORD

2 stops30h 29mIberia

dom 9/216:35ORD - LGW

2 stops44h 15mIberia

Deal found 15/1£469

mar 4/211:20LGW - ORD

2 stops18h 49mAmerican Airlines

mar 11/207:04ORD - LGW

2 stops18h 26mAmerican Airlines

Deal found 16/1£448

One-way flights from Gatwick to Illinois
Search for one-way flight options from Gatwick to Illinois. Find affordable one-way fares based on user searches. Data last updated 17 gennaio 2025.

mer 9/421:20LGW - STL

3 stops41h 46mMultiple Airlines

Deal found 16/1£297

mer 12/209:50LGW - ORD

3 stops31h 26mMultiple Airlines

Deal found 17/1£358

mer 22/111:55LGW - ORD

1 stop11h 25mIcelandair

Deal found 16/1£362

dom 2/312:00LGW - MDW

1 stop23h 31mMultiple Airlines

Deal found 16/1£364

gio 23/110:10LGW - ORD

2 stops35h 20mTAP AIR PORTUGAL

Deal found 16/1£466

dom 9/219:35LGW - ORD

1 stop24h 55mBritish Airways

Deal found 15/1£475

lun 10/319:35LGW - ORD

1 stop24h 55mIberia

Deal found 15/1£532

dom 23/305:50LGW - ORD

1 stop34h 20mTurkish Airlines

Deal found 15/1£663

mar 25/210:15LGW - STL

2 stops34h 21mTurkish Airlines

Deal found 16/1£853

ven 11/417:25LGW - ORD

2 stops34h 36mAir Europa

Deal found 15/1£1,173

dom 2/210:00LGW - ORD

2 stops27h 40mEthiopian Air

Deal found 17/1£1,599

mar 8/410:50LGW - STL

2 stops17h 20mIberia

Deal found 16/1£1,747

Find flights from Gatwick to Illinois within your budget

Fly from

Fly to

Route

Depart

Return

Price

LondonChicago

LGW - ORD

LGWORD

London Gatwick

mar 28/1

18:45-16:15

1 stop27h 30m

Chicago O'Hare Intl

gio 6/2

19:05-17:50

1 stop16h 45m

£443

LondonChicago

LGW - ORD

LGWORD

London Gatwick

mar 18/2

16:35-15:30

1 stop28h 55m

Chicago O'Hare Intl

dom 23/2

20:25-20:40

2 stops18h 15m

£444

LondonChicago

LGW - ORD

LGWORD

London Gatwick

lun 3/3

12:30-09:05

1 stop26h 35m

Chicago O'Hare Intl

lun 10/3

16:25-12:25

2 stops15h 00m

£445

LondonChicago

LGW - ORD

LGWORD

London Gatwick

dom 2/2

11:55-17:20

1 stop11h 25m

Chicago O'Hare Intl

ven 25/4

22:15-14:40

1 stop10h 25m

£446

LondonChicago

LGW - ORD

LGWORD

London Gatwick

mar 4/2

11:20-00:09

2 stops18h 49m

Chicago O'Hare Intl

mar 11/2

07:04-07:30

2 stops18h 26m

£448

LondonChicago

LGW - ORD

LGWORD

London Gatwick

lun 3/2

19:35-20:04

2 stops30h 29m

Chicago O'Hare Intl

dom 9/2

16:35-18:50

2 stops44h 15m

£469

LondonChicago

LGW - ORD

LGWORD

London Gatwick

mar 11/2

11:00-10:47

2 stops29h 47m

Chicago O'Hare Intl

dom 16/2

16:18-18:50

2 stops20h 32m

£479

LondonEvansville

LGW - EVV

LGWEVV

London Gatwick

gio 1/5

14:00-10:24

1 stop26h 24m

Evansville Dress Regional

dom 11/5

08:57-10:00

1 stop19h 03m

£496

LondonChicago

LGW - MDW

LGWMDW

London Gatwick

gio 6/2

12:00-11:44

1 stop29h 44m

Chicago Midway

dom 9/2

07:15-10:35

2 stops21h 20m

£535

LondonChicago

LGW - ORD

LGWORD

London Gatwick

mer 5/2

06:00-18:35

1 stop18h 35m

Chicago O'Hare Intl

mer 12/2

11:55-09:25

1 stop15h 30m

£587

Flights are sorted by cheapest return flights first.

Deals found on 16/1

Showing 1-10 of 25 results

Best time to book a flight from Gatwick to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Gatwick with our price prediction graph.

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Gatwick to Illinois

Get recent, data-driven insights about flights from Gatwick to Illinois including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from London Gatwick Airport to Illinois?

Currently, January is the cheapest month in which you can book a flight from London Gatwick Airport to Illinois (average of £595). Flying from London Gatwick Airport to Illinois in July is currently the most expensive (average of £843). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from LGW to IL?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from London Gatwick Airport to Illinois as you normally would.

Rainfall in Illinois by month

In terms of precipitation, rainfall in Illinois ranges from 43.0 - 125.0 inches per month. August is typically the wettest month, when rainfall can reach 125.0 mm. January is typically the driest time to visit Illinois when rainfall is around 43.0 mm.

Temperature in Illinois by month

If weather is an important factor for your trip to Illinois, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -5.0 C).

Reviews of airlines servicing Illinois

Peruse reviews from past customers who have flown with TAP AIR PORTUGAL, British Airways and Icelandair from London to Illinois to help guide your decision. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

SWISS

7.5

Good

1,598 reviews

Check prices

Reviews

1 / 10

Food was not very good and the options were poor. The seat wasn't very comfortable. I would not choose to fly on this airline again. Their website was also difficult to navigate.

SWISS

7.5

Good

1,598 reviews

SWISS

7.5

Good

1,598 reviews

Check prices

Reviews

1 / 10

Food was not very good and the options were poor. The seat wasn't very comfortable. I would not choose to fly on this airline again. Their website was also difficult to navigate.

Turkish Airlines

7.3

Good

3,925 reviews

SWISS

7.5

Good

1,598 reviews

Check prices

Reviews

1 / 10

Food was not very good and the options were poor. The seat wasn't very comfortable. I would not choose to fly on this airline again. Their website was also difficult to navigate.

American Airlines

7.2

Good

10,000 reviews

SWISS

7.5

Good

1,598 reviews

Check prices

Reviews

1 / 10

Food was not very good and the options were poor. The seat wasn't very comfortable. I would not choose to fly on this airline again. Their website was also difficult to navigate.

Ethiopian Air

7.2

Good

773 reviews

SWISS

7.5

Good

1,598 reviews

Check prices

Reviews

1 / 10

Food was not very good and the options were poor. The seat wasn't very comfortable. I would not choose to fly on this airline again. Their website was also difficult to navigate.

Icelandair

7.1

Good

501 reviews

SWISS

7.5

Good

1,598 reviews

Check prices

Reviews

1 / 10

Food was not very good and the options were poor. The seat wasn't very comfortable. I would not choose to fly on this airline again. Their website was also difficult to navigate.

Related info for your journey

What are the cheapest airlines to fly from London Gatwick Airport to Illinois one-way?
One-way options have recently been found by users for as low as £362 on Icelandair. Other airlines that offer cheap prices include TAP AIR PORTUGAL from £466 and British Airways from £475 one-way.
What are the most popular routes from London Gatwick Airport to Illinois?
The most popular route from London Gatwick Airport to Illinois is London Gatwick - Chicago O'Hare Intl. You may also consider London Gatwick - Lambert-St Louis or London Gatwick - Chicago Midway.
Can I find deals for flights from Gatwick to Illinois that include hotel bookings?
Yes. In addition to deals on Gatwick to Illinois flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Gatwick to Illinois?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Gatwick to Illinois.
Can I find deals for business class flights from Gatwick to Illinois?
Yes. Cheapflights offers flight deals from Gatwick to Illinois by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from London Gatwick Airport to Illinois?
Currently, January is the cheapest month in which you can book a flight from London Gatwick Airport to Illinois (average of £595). Flying from London Gatwick Airport to Illinois in July is currently the most expensive (average of £843). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Gatwick to Illinois

Heathrow to John F Kennedy Intl flights

Heathrow to Newark flights

Gatwick to John F Kennedy Intl flights

London City to John F Kennedy Intl flights

Heathrow to LaGuardia flights

London City to Newark flights

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Stansted to Stewart flights

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Luton to John F Kennedy Intl flights

Stansted to John F Kennedy Intl flights

London City to Miami flights

Gatwick to Orlando flights

Gatwick to Los Angeles flights

Gatwick to LaGuardia flights

London City to Los Angeles flights

Heathrow to Atlanta flights

Heathrow to Nashville flights

Heathrow to Tampa flights

Heathrow to George Bush Intcntl flights

Gatwick to New Orleans flights

Gatwick to Miami flights

Heathrow to Reagan-National flights

Luton to Newark flights

London City to Orlando flights

London City to Las Vegas flights

Heathrow to Denver flights

London City to Dulles Intl flights

Heathrow to Ontario flights

Gatwick to Las Vegas flights

Heathrow to Detroit flights

London City to O'Hare Intl flights

Heathrow to Austin flights

Gatwick to O'Hare Intl flights

Heathrow to Philadelphia flights

Stansted to Newark flights

Gatwick to Boston flights

Gatwick to San Francisco flights

Complete your trip

Illinois car hire

Chicago O'Hare Intl Airport car hire

Chicago Midway Airport car hire

Moline Quad-City Airport car hire

Greater Peoria Airport car hire

Bloomington-Normal Airport car hire

Springfield Capital Airport car hire

Chicago Greater Rockford Airport car hire

Champaign University-Willard Airport car hire

Belleville Airport car hire

Marion Williamson County Airport car hire

Quincy Regional Airport car hire

Direct flights to United States

Top 2 airlines flying from Gatwick to Illinois

Airline	Cheapest	Average	Flexibility	On-time
Icelandair	Cheapest£347	Average£499	FlexibilityNo cancel fee	On-time76%	Search Icelandair flights
British Airways	Cheapest£439	Average£568	FlexibilityNo cancel fee	On-time70%	Search British Airways flights

Fly with Cheapflights

How does Cheapflights help users find flights from Gatwick to Illinois?

When you search for this flight from Gatwick to Illinois, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Gatwick to Illinois?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Gatwick to Illinois for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Gatwick to Illinois with no change fees?

Certainly. Search results for flights to Illinois from Gatwick shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Gatwick to Illinois become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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Cheap flights from London Gatwick Airport to Illinois from £297

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/4. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Gatwick to Illinois

Round-trip from

One-way from

Find flight deals from Gatwick to Illinois

Cheapest flights from Gatwick to IllinoisExplore the most affordable flight options available from Gatwick to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 gennaio 2025.

Explore the most affordable flight options available from Gatwick to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 gennaio 2025.

Find flights from Gatwick to Illinois within your budget

Best time to book a flight from Gatwick to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Gatwick with our price prediction graph.

Travel insights for flights from Gatwick to Illinois

Get recent, data-driven insights about flights from Gatwick to Illinois including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from London Gatwick Airport to Illinois?

What is the cheapest time of day to fly from LGW to IL?

Find hourly flight availability from Gatwick to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 17 gennaio 2025.

Rainfall in Illinois by month

Plan your trip to Illinois by taking into account the average rainfall totals by month.

Temperature in Illinois by month

Plan your trip to Illinois by taking into account the average temperature totals by month.

Reviews of airlines servicing Illinois

Related info for your journey

Find useful and relevant information for your journey from Gatwick to Illinois. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What are the cheapest airlines to fly from London Gatwick Airport to Illinois one-way?

What are the most popular routes from London Gatwick Airport to Illinois?

Can I find deals for flights from Gatwick to Illinois that include hotel bookings?

How can I find direct flights from Gatwick to Illinois?

Can I find deals for business class flights from Gatwick to Illinois?

What is the cheapest month to book a flight from London Gatwick Airport to Illinois?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Gatwick to Illinois

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from Gatwick to Illinois

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Gatwick to Illinois?

Why should you use Cheapflights to find cheap flight tickets from Gatwick to Illinois?

Can Cheapflights find flights from Gatwick to Illinois with no change fees?

Can Cheapflights notify me if prices for flights from Gatwick to Illinois become cheaper?

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Cheapest flights from Gatwick to Illinois
Explore the most affordable flight options available from Gatwick to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 gennaio 2025.