Find flights
When to book
Airlines
FAQs

Cheap flights from Illinois to London Gatwick Airport from £195

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 15/7. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — LGW
29 Apr — 6 May1
1 adult

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 24 April 2025.

Round-trip from

£459

One-way from

£195

Popular in

June

Cheapest in

February

Average price

£505
9/7-23/7
  • 9/7-23/7
  • 4 total stops
  • 43h 47m total
  • Illinois to London
Search Deals
15/7
  • 15/7
  • 1 total stop
  • 34h 20m total
  • Illinois to London
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (£87 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£14 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 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 24 April 2025.

Wed 9/706:00ORD - LGW
2 stops18h 20mMultiple Airlines
Wed 23/722:00LGW - ORD
2 stops25h 27mMultiple Airlines
Deal found 23/4£459
Mon 6/1019:25ORD - LGW
1 stop13h 10mIcelandair
Mon 13/1015:40LGW - ORD
1 stop32h 35mIcelandair
Deal found 23/4£460
Thu 16/1018:00ORD - LGW
1 stop33h 45mTAP AIR PORTUGAL
Tue 28/1021:25LGW - ORD
2 stops23h 35mTAP AIR PORTUGAL
Deal found 23/4£468
Tue 13/511:45ORD - LGW
1 stop14h 25mBritish Airways
Wed 21/515:05LGW - ORD
1 stop26h 04mBritish Airways
Deal found 23/4£490
Wed 30/411:36ORD - LGW
1 stop14h 34mAmerican Airlines
Fri 9/515:05LGW - ORD
1 stop26h 04mAmerican Airlines
Deal found 23/4£494
Wed 15/1014:20ORD - LGW
1 stop21h 35mSWISS
Thu 23/1018:40LGW - ORD
1 stop23h 30mSWISS
Deal found 24/4£511
Mon 4/813:31ORD - LGW
1 stop14h 29mDelta
Thu 14/812:00LGW - ORD
1 stop15h 34mDelta
Deal found 24/4£518
Sat 7/609:40MDW - LGW
2 stops18h 10mPorter Airlines
Sat 14/611:35LGW - MDW
2 stops35h 19mPorter Airlines
Deal found 23/4£520
Mon 4/811:19ORD - LGW
2 stops16h 41mVirgin Atlantic
Fri 15/812:00LGW - ORD
2 stops17h 55mVirgin Atlantic
Deal found 24/4£522
Wed 7/520:15STL - LGW
2 stops31h 45mMultiple Airlines
Wed 21/514:00LGW - STL
1 stop15h 44mMultiple Airlines
Deal found 22/4£549
Tue 14/1011:25ORD - LGW
1 stop22h 50mTurkish Airlines
Thu 23/1017:15LGW - ORD
1 stop22h 25mTurkish Airlines
Deal found 24/4£550
Mon 25/811:51STL - LGW
2 stops16h 09mDelta
Thu 4/912:00LGW - STL
2 stops17h 39mDelta
Deal found 22/4£564

Cheapflights Fare Finder

Customise your flight search to find flights from Illinois to Gatwick that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 24 April 2025.
Use the filters below to find and compare flights from Illinois to London Gatwick Airport that are best for you.

Fly from

Illinois

Fly to

Gatwick

Route

Depart

Return

Price

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Wed 9/7

06:00-06:20

2 stops18h 20m

London Gatwick

Wed 23/7

22:00-17:27

2 stops25h 27m

£459

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Mon 6/10

19:25-14:35

1 stop13h 10m

London Gatwick

Mon 13/10

15:40-18:15

1 stop32h 35m

£460

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Thu 16/10

18:00-09:45

1 stop33h 45m

London Gatwick

Tue 28/10

21:25-16:00

2 stops23h 35m

£468

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Tue 13/5

11:45-08:10

1 stop14h 25m

London Gatwick

Wed 21/5

15:05-11:09

1 stop26h 04m

£490

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Wed 15/10

14:20-17:55

1 stop21h 35m

London Gatwick

Thu 23/10

18:40-12:10

1 stop23h 30m

£511

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Sun 11/5

13:55-07:50

2 stops11h 55m

London Gatwick

Tue 20/5

10:40-23:56

2 stops19h 16m

£515

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Mon 4/8

13:31-10:00

1 stop14h 29m

London Gatwick

Thu 14/8

12:00-21:34

1 stop15h 34m

£518

ChicagoLondon

MDW - LGW

MDWLGW

Chicago Midway

Sat 7/6

09:40-09:50

2 stops18h 10m

London Gatwick

Sat 14/6

11:35-16:54

2 stops35h 19m

£520

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Mon 4/8

11:19-10:00

2 stops16h 41m

London Gatwick

Fri 15/8

12:00-23:55

2 stops17h 55m

£522

St. LouisLondon

STL - LGW

STLLGW

Lambert-St Louis

Wed 7/5

20:15-10:00

2 stops31h 45m

London Gatwick

Wed 21/5

14:00-23:44

1 stop15h 44m

£549

Flights are sorted by cheapest return flights first.

Deals found on 23/4

Showing 1-10 of 37 results
1
2
3
4

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.

Cheapflights Insights

Everything you need to know about your flight from Illinois to London Gatwick Airport

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

Currently, February is the cheapest month in which you can book a flight from Illinois to London Gatwick Airport (average of £101). 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

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

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

Get insights into the airlines that provide service to Gatwick. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Gatwick. Reviews last updated 24 April 2025.
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
7,920 reviews
Check prices

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

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
7,920 reviews
Delta
8.0
Very Good
7,920 reviews
Check prices

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

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
8.0
Very Good
285 reviews
Delta
8.0
Very Good
7,920 reviews
Check prices

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

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
385 reviews
Delta
8.0
Very Good
7,920 reviews
Check prices

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

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
1,582 reviews
Delta
8.0
Very Good
7,920 reviews
Check prices

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

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
7.4
Good
642 reviews
Delta
8.0
Very Good
7,920 reviews
Check prices

Boarding

8.2

Crew

8.5

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

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

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?

    One-way options have recently been found by users for as low as £209 on Icelandair. Other airlines that offer cheap prices include TAP AIR PORTUGAL from £268 and Porter Airlines from £302 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, February is the cheapest month in which you can book a flight from Illinois to London Gatwick Airport (average of £101). 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

Travelling to a place near Illinois?

Book flights to Illinois if you plan to visit one of these locations
Deal
Hounslow
Milton Keynes
Gatwick
Luton
Slough
Croydon
Eastbourne
Ilford
Hayes
Southend-on-Sea
Crawley
Wembley
Ipswich
Maidstone
Winchester
Folkestone
Dartford
Watford
Chichester

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.
John F Kennedy Intl to Heathrow flights
Newark to Heathrow flights
John F Kennedy Intl to Gatwick flights
Dulles Intl to Heathrow flights
John F Kennedy Intl to London City flights
Newark to Gatwick flights
Boston to Heathrow flights
O'Hare Intl to Heathrow flights
LaGuardia to Heathrow flights
Los Angeles to Heathrow flights
San Francisco to Heathrow flights
Baltimore to Heathrow flights
Seattle to Heathrow flights
Dallas/Fort Worth to Heathrow flights
Newark to London City flights
LaGuardia to Gatwick flights
Atlanta to Heathrow flights
Boston to Gatwick flights
John F Kennedy Intl to Stansted flights
Miami to Heathrow flights
Orlando to Heathrow flights
Dulles Intl to Gatwick flights
Reagan-National to Heathrow flights
Denver to Heathrow flights
O'Hare Intl to Gatwick flights
Dulles Intl to London City flights
Baltimore to Gatwick flights
Hobby to Heathrow flights
Boston to London City flights
Orlando to Gatwick flights
Los Angeles to London City flights
O'Hare Intl to London City flights
Stewart to Stansted flights
Philadelphia to Heathrow flights
Reagan-National to Gatwick flights
San Francisco to Gatwick flights
San Francisco to London City flights
Los Angeles to Gatwick flights
Tampa to Heathrow flights
Seattle to Gatwick flights
Detroit to Heathrow flights
Austin to Heathrow flights
Portland to Heathrow flights
Dallas/Fort Worth to Gatwick flights
George Bush Intcntl to Heathrow flights
Minneapolis to Heathrow flights
Sky Harbor Intl to Heathrow flights
Charlotte to Heathrow flights
Baltimore to Stansted flights

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?

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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
Site
©2025 Cheapflights