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

One-way options have recently been found by users for as low as £224 on Icelandair. Other airlines that offer cheap prices include TAP AIR PORTUGAL from £278 and Air Transat from £290 one-way.

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

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

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

To save on the cost of your flight from Illinois to London Gatwick Airport, book at least 60 days before your planned departure. Booking around this time can save you about 13% on the cost of this flight compared to booking a flight leaving this week. We have found prices from £591 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as £601.

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

February can be a great time to fly to London Gatwick Airport from Illinois with a flight ticket averaging about £602. Cheapflights users have found deals in the month of February for as cheap as £375. The most expensive prices can be found in the month of June.

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

When flying from Illinois to London Gatwick Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

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

How can I find direct flights from Illinois to Gatwick?

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

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

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

£211+ Flights from Illinois to London Gatwick Airport

Cheap flight deals from Illinois to Gatwick

Round-trip from	£463
One-way from	£211
Popular in	June
Cheapest in	February
Average price	£516

Icelandair
2/4-20/4
2 total stops
21h 50m total
Illinois to London

Search Deals

12/3
2 total stops
18h 15m total
Illinois to London

Search Deals

Highest demand for flights based on searches. 18% potential increase in price (£112 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease (£17 potential savings vs. average return price).

Search Deals

Average for round-trip flights in February 2025

Search Deals

Find flight deals from Illinois to Gatwick

Cheapest flights from Illinois to Gatwick
Explore the most affordable flight options available from Illinois to Gatwick. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 February 2025.

Wed 2/419:30ORD - LGW

1 stop10h 15mIcelandair

Sun 20/415:40LGW - ORD

1 stop11h 35mIcelandair

Deal found 20/2£463

Thu 3/421:01ORD - LGW

2 stops27h 59mMultiple Airlines

Thu 24/414:00LGW - ORD

1 stop15h 39mMultiple Airlines

Deal found 20/2£464

Sun 9/321:25ORD - LGW

2 stops18h 15mTAP AIR PORTUGAL

Tue 18/316:35LGW - ORD

1 stop28h 55mTAP AIR PORTUGAL

Deal found 19/2£469

Mon 10/320:44MDW - LGW

1 stop32h 51mMultiple Airlines

Mon 17/312:00LGW - MDW

1 stop32h 13mMultiple Airlines

Deal found 20/2£484

Mon 10/320:05ORD - LGW

1 stop16h 45mSWISS

Tue 18/318:45LGW - ORD

1 stop27h 30mSWISS

Deal found 20/2£493

Thu 25/919:50ORD - LGW

1 stop35h 10mTurkish Airlines

Mon 29/910:55LGW - ORD

1 stop17h 05mTurkish Airlines

Deal found 20/2£500

Sun 9/312:00ORD - LGW

2 stops16h 00mAmerican Airlines

Sun 16/311:20LGW - ORD

2 stops26h 12mAmerican Airlines

Deal found 19/2£525

Sat 8/317:30ORD - LGW

1 stop33h 30mBritish Airways

Mon 17/312:30LGW - ORD

1 stop31h 19mBritish Airways

Deal found 20/2£534

Wed 20/814:00ORD - LGW

1 stop14h 00mVirgin Atlantic

Wed 27/812:00LGW - ORD

1 stop15h 00mVirgin Atlantic

Deal found 19/2£539

Mon 31/317:24STL - LGW

1 stop34h 36mMultiple Airlines

Sun 20/414:00LGW - STL

1 stop15h 46mMultiple Airlines

Deal found 20/2£581

Thu 3/411:55STL - LGW

2 stops26h 05mIberia

Sat 12/420:40LGW - STL

2 stops32h 53mIberia

Deal found 20/2£756

Wed 27/811:51STL - LGW

2 stops16h 09mDelta

Thu 4/912:00LGW - STL

2 stops17h 39mDelta

Deal found 20/2£763

Best flights from Illinois to Gatwick
Discover carefully curated flight deals from Illinois to Gatwick that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 21 February 2025.

Wed 2/419:30ORD - LGW

1 stop10h 15mIcelandair

Sun 20/415:40LGW - ORD

1 stop11h 35mIcelandair

Deal found 20/2£463

Thu 3/421:01ORD - LGW

2 stops27h 59mMultiple Airlines

Thu 24/414:00LGW - ORD

1 stop15h 39mMultiple Airlines

Deal found 20/2£464

Sun 9/321:25ORD - LGW

2 stops18h 15mTAP AIR PORTUGAL

Tue 18/316:35LGW - ORD

1 stop28h 55mTAP AIR PORTUGAL

Deal found 19/2£469

Wed 12/312:55ORD - LGW

1 stop15h 30mTurkish Airlines

Wed 19/316:55LGW - ORD

1 stop23h 15mTurkish Airlines

Deal found 20/2£497

Tue 18/320:05ORD - LGW

1 stop16h 45mSWISS

Mon 7/418:35LGW - ORD

1 stop27h 20mSWISS

Deal found 20/2£499

Sun 9/312:00ORD - LGW

2 stops16h 00mAmerican Airlines

Sun 16/311:20LGW - ORD

2 stops26h 12mAmerican Airlines

Deal found 19/2£525

Sat 8/317:30ORD - LGW

1 stop33h 30mBritish Airways

Mon 17/312:30LGW - ORD

1 stop31h 19mBritish Airways

Deal found 20/2£534

Wed 20/814:00ORD - LGW

1 stop14h 00mDelta

Wed 27/812:00LGW - ORD

1 stop15h 00mDelta

Deal found 19/2£539

Mon 4/813:16ORD - LGW

2 stops14h 44mVirgin Atlantic

Wed 20/812:00LGW - ORD

1 stop15h 00mVirgin Atlantic

Deal found 20/2£571

Thu 3/411:55STL - LGW

2 stops26h 05mIberia

Sat 12/420:40LGW - STL

2 stops32h 53mIberia

Deal found 20/2£756

Mon 10/320:44MDW - LGW

1 stop32h 51mMultiple Airlines

Mon 17/312:00LGW - MDW

1 stop32h 13mMultiple Airlines

Deal found 20/2£484

Wed 4/613:00STL - LGW

2 stops15h 00mAir France

Wed 2/712:00LGW - STL

2 stops14h 30mAir France

Deal found 20/2£1,236

Last-minute flights from Illinois to Gatwick
Discover last-minute flight deals from Illinois to Gatwick. Data last updated 21 February 2025 and is based on user searches.

Fri 21/216:45ORD - LGW

1 stop11h 30mIberia

Fri 28/219:35LGW - ORD

1 stop24h 55mIberia

Deal found 20/2£608

Mon 24/220:30ORD - LGW

1 stop30h 50mTurkish Airlines

Tue 11/310:15LGW - ORD

1 stop29h 55mTurkish Airlines

Deal found 19/2£510

Tue 25/218:30ORD - LGW

1 stop10h 25mIcelandair

Thu 6/311:55LGW - ORD

1 stop11h 25mIcelandair

Deal found 20/2£483

Wed 26/218:30ORD - LGW

1 stop10h 25mIcelandair

Wed 5/311:55LGW - ORD

1 stop11h 25mIcelandair

Deal found 20/2£520

Wed 26/219:05ORD - LGW

1 stop16h 45mSWISS

Thu 6/318:40LGW - ORD

1 stop27h 35mSWISS

Deal found 20/2£528

Thu 27/220:30ORD - LGW

1 stop19h 00mTurkish Airlines

Wed 5/306:00LGW - ORD

1 stop34h 10mTurkish Airlines

Deal found 20/2£497

Thu 27/217:36STL - LGW

2 stops21h 54mTurkish Airlines

Mon 3/316:55LGW - STL

2 stops27h 41mTurkish Airlines

Deal found 20/2£1,115

Fri 28/217:20STL - LGW

1 stop34h 40mMultiple Airlines

Mon 3/314:00LGW - STL

1 stop15h 43mMultiple Airlines

Deal found 20/2£711

Sun 2/320:25ORD - LGW

2 stops18h 15mTAP AIR PORTUGAL

Tue 11/316:35LGW - ORD

1 stop28h 55mTAP AIR PORTUGAL

Deal found 21/2£486

Sun 2/310:40ORD - LGW

2 stops16h 20mAmerican Airlines

Tue 11/311:20LGW - ORD

2 stops26h 12mAmerican Airlines

Deal found 21/2£515

Mon 3/311:46ORD - LGW

1 stop14h 29mMultiple Airlines

Fri 7/314:00LGW - ORD

2 stops29h 43mMultiple Airlines

Deal found 20/2£490

Mon 3/312:43MDW - LGW

1 stop15h 17mMultiple Airlines

Fri 7/314:00LGW - MDW

1 stop31h 13mMultiple Airlines

Deal found 20/2£604

One-way flights from Illinois to Gatwick
Search for one-way flight options from Illinois to Gatwick. Find affordable one-way fares based on user searches. Data last updated 21 February 2025.

Wed 12/308:50ORD - LGW

2 stops18h 15mMultiple Airlines

Deal found 19/2£211

Mon 7/413:23MDW - LGW

1 stop14h 37mMultiple Airlines

Deal found 20/2£219

Wed 30/419:30ORD - LGW

1 stop10h 15mIcelandair

Deal found 21/2£224

Fri 21/317:24STL - LGW

1 stop35h 36mMultiple Airlines

Deal found 19/2£275

Wed 12/320:15ORD - LGW

1 stop13h 50mTAP AIR PORTUGAL

Deal found 19/2£278

Thu 22/509:15MDW - LGW

2 stops18h 35mAir Transat

Deal found 21/2£290

Tue 13/509:15MDW - LGW

2 stops18h 35mPorter Airlines

Deal found 21/2£301

Sat 7/613:40ORD - LGW

3 stops37h 45mWestJet

Deal found 19/2£311

Tue 4/319:05ORD - LGW

1 stop16h 45mSWISS

Deal found 20/2£316

Sat 15/317:30ORD - LGW

1 stop34h 30mBritish Airways

Deal found 20/2£359

Sun 20/713:00MDW - LGW

2 stops15h 00mDelta

Deal found 20/2£406

Mon 14/711:00ORD - LGW

1 stop17h 00mDelta

Deal found 19/2£406

Find flights from Illinois to Gatwick within your budget

Fly from

Fly to

Route

Depart

Return

Price

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Wed 2/4

19:30-11:45

1 stop10h 15m

London Gatwick

Sun 20/4

15:40-21:15

1 stop11h 35m

£463

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Thu 3/4

21:01-07:00

2 stops27h 59m

London Gatwick

Thu 24/4

14:00-23:39

1 stop15h 39m

£464

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Sun 9/3

21:25-20:40

2 stops18h 15m

London Gatwick

Tue 18/3

16:35-16:30

1 stop28h 55m

£469

ChicagoLondon

MDW - LGW

MDWLGW

Chicago Midway

Mon 10/3

20:44-10:35

1 stop32h 51m

London Gatwick

Mon 17/3

12:00-15:13

1 stop32h 13m

£484

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Wed 12/3

12:55-09:25

1 stop15h 30m

London Gatwick

Wed 19/3

16:55-11:10

1 stop23h 15m

£497

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Tue 18/3

20:05-17:50

1 stop16h 45m

London Gatwick

Wed 9/4

18:35-15:55

1 stop27h 20m

£499

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Sun 9/3

12:00-09:00

2 stops16h 00m

London Gatwick

Sun 16/3

11:20-08:32

2 stops26h 12m

£525

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Sat 8/3

17:30-09:00

1 stop33h 30m

London Gatwick

Mon 17/3

12:30-14:49

1 stop31h 19m

£534

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Wed 20/8

14:00-10:00

1 stop14h 00m

London Gatwick

Wed 27/8

12:00-21:00

1 stop15h 00m

£539

St. LouisLondon

STL - LGW

STLLGW

Lambert-St Louis

Mon 31/3

17:24-10:00

1 stop34h 36m

London Gatwick

Sun 20/4

14:00-23:46

1 stop15h 46m

£581

Flights are sorted by cheapest return flights first.

Deals found on 19/2

Showing 1-10 of 34 results

Best time to book a flight from Illinois to Gatwick

Have a flexible travel schedule? Discover the best time to fly to Gatwick from Illinois 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 Illinois to Gatwick

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

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

Currently, April is the cheapest month in which you can book a flight from Illinois to London Gatwick Airport (average of £102). Flying from Illinois to London Gatwick Airport in July is currently the most expensive (average of £142). 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.

Rainfall in Gatwick by month

In terms of precipitation, rainfall in London Gatwick Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Gatwick Airport when rainfall is around 40.0 mm.

Temperature in Gatwick by month

If weather is an important factor for your trip to London Gatwick Airport, 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 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

Reviews of airlines servicing Gatwick

To help decide which airline to fly from Illinois to London, see what other customers have to say about Delta, Porter Airlines and Air Transat. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very Good

8,212 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta

8.0

Very Good

8,212 reviews

Delta

8.0

Very Good

8,212 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Porter Airlines

7.9

Good

276 reviews

Delta

8.0

Very Good

8,212 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Air Transat

7.8

Good

380 reviews

Delta

8.0

Very Good

8,212 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

SWISS

7.5

Good

1,568 reviews

Delta

8.0

Very Good

8,212 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Virgin Atlantic

7.5

Good

654 reviews

Delta

8.0

Very Good

8,212 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

What are the cheapest airlines to fly from Illinois to London Gatwick Airport one-way?
One-way options have recently been found by users for as low as £224 on Icelandair. Other airlines that offer cheap prices include TAP AIR PORTUGAL from £278 and Air Transat from £290 one-way.
What are the most popular routes from Illinois to London Gatwick Airport?
The most popular route from Illinois to London Gatwick Airport is Chicago O'Hare Intl - London Gatwick. You may also consider Lambert-St Louis - London Gatwick or Chicago Midway - London Gatwick.
Can I find deals for flights from Illinois to Gatwick that include hotel bookings?
Yes. In addition to deals on Illinois to Gatwick flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Illinois to Gatwick?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Illinois to Gatwick.
Can I find deals for business class flights from Illinois to Gatwick?
Yes. Cheapflights offers flight deals from Illinois to Gatwick 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 Illinois to London Gatwick Airport?
Currently, April is the cheapest month in which you can book a flight from Illinois to London Gatwick Airport (average of £102). Flying from Illinois to London Gatwick Airport in July is currently the most expensive (average of £142). 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

Deal

Hounslow

Milton Keynes

Croydon

Gatwick

Slough

Luton

Ilford

Hayes

Eastbourne

Wembley

Southend-on-Sea

Ipswich

Winchester

Maidstone

Crawley

Southall

Watford

Dartford

Stansted

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

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Illinois to Gatwick. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Gatwick from Illinois.

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Illinois to Gatwick flexibly with Cheapflights today.

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

Yes, Cheapflights offers price alerts on Illinois to Gatwick flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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Cheap flights from Illinois to London Gatwick Airport from £211

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 12/3. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Illinois to Gatwick

Keep the following information in mind while searching for Illinois to Gatwick flight deals. Data was last updated 21 February 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Illinois to Gatwick

Cheapest flights from Illinois to GatwickExplore the most affordable flight options available from Illinois to Gatwick. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 February 2025.

Explore the most affordable flight options available from Illinois to Gatwick. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 February 2025.

Find flights from Illinois to Gatwick within your budget

Best time to book a flight from Illinois to Gatwick

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

Travel insights for flights from Illinois to Gatwick

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

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

Rainfall in Gatwick by month

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

Temperature in Gatwick by month

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

Reviews of airlines servicing Gatwick

To help decide which airline to fly from Illinois to London, see what other customers have to say about Delta, Porter Airlines and Air Transat. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Illinois to Gatwick. 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 Illinois to London Gatwick Airport one-way?

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

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

How can I find direct flights from Illinois to Gatwick?

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

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

Travelling to a place near 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 Illinois to Gatwick

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

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 Illinois to Gatwick?

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

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

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

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Cheapest flights from Illinois to Gatwick
Explore the most affordable flight options available from Illinois to Gatwick. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 February 2025.