Find flights
When to book
Airlines
FAQs

Cheap flights from London Gatwick Airport to Chicago from £431

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 6/7. Fares are subject to change and may not be available on all flights or dates of travel.
LGW — CHI
3 Jul — 10 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Gatwick to Chicago

Enter your travel dates to find the best prices.

Cheapest flights from Gatwick to Chicago
Explore the most affordable flight options available from Gatwick to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 June 2026.

Fri 9/1015:40
LGW
-
ORD
1 stop11h 45m
Icelandair
Sat 17/1019:25
ORD
-
LGW
1 stop13h 15m
Icelandair
Deal found 2/6£531
Mon 8/621:05
LGW
-
ORD
2 stops48h 55m
Multiple Airlines
Tue 14/717:13
ORD
-
LGW
1 stop34h 47m
Multiple Airlines
Deal found 29/5£532
Mon 24/821:30
LGW
-
ORD
2 stops25h 27m
Multiple Airlines
Sun 30/822:25
ORD
-
LGW
1 stop31h 20m
Multiple Airlines
Deal found 1/6£532
Sat 6/614:00
LGW
-
ORD
1 stop15h 13m
Multiple Airlines
Mon 13/710:16
ORD
-
LGW
1 stop17h 44m
Multiple Airlines
Deal found 31/5£533
Wed 1/722:00
LGW
-
ORD
2 stops24h 57m
Multiple Airlines
Sun 12/722:25
ORD
-
LGW
1 stop31h 20m
Multiple Airlines
Deal found 1/6£535
Tue 15/916:25
LGW
-
ORD
1 stop29h 35m
TAP AIR PORTUGAL
Wed 23/918:00
ORD
-
LGW
2 stops20h 30m
TAP AIR PORTUGAL
Deal found 31/5£535
Tue 23/615:40
LGW
-
ORD
1 stop11h 45m
Icelandair
Mon 29/619:25
ORD
-
LGW
1 stop13h 15m
Icelandair
Deal found 29/5£536
Tue 23/613:00
LGW
-
ORD
1 stop14h 25m
Icelandair
Tue 30/622:25
ORD
-
LGW
1 stop10h 15m
Icelandair
Deal found 29/5£537
Mon 15/619:35
LGW
-
ORD
2 stops31h 50m
Multiple Airlines
Tue 23/619:25
ORD
-
LGW
2 stops17h 50m
Multiple Airlines
Deal found 31/5£538
Thu 24/915:40
LGW
-
ORD
1 stop32h 35m
Icelandair
Mon 28/919:25
ORD
-
LGW
1 stop13h 15m
Icelandair
Deal found 30/5£539
Tue 18/808:50
LGW
-
ORD
2 stops17h 02m
Multiple Airlines
Sun 23/822:25
ORD
-
LGW
1 stop31h 20m
Multiple Airlines
Deal found 31/5£540
Wed 2/917:20
LGW
-
ORD
2 stops30h 30m
Multiple Airlines
Fri 2/1019:25
ORD
-
LGW
1 stop13h 15m
Multiple Airlines
Deal found 1/6£541

Find flight deals from Gatwick to Chicago

Discover tips and strategies to find the most affordable flight options for your journey from Gatwick (LGW) to Chicago (CHI). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 3 June 2026.

Round-trip from

£531

One-way from

£431

Popular in

August

Cheapest in

September

Average price

£721
Icelandair
  • Icelandair
  • 9/10-17/10
  • 2 total stops
  • 25h 00m total
  • London to Chicago
Search Deals
JetBlue
  • JetBlue
  • 6/7
  • 1 total stop
  • 13h 11m total
  • London to Chicago
Search Deals
Highest demand for flights based on searches. 0% potential increase in price (£3 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£16 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Gatwick to Chicago 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 3 June 2026.
Use the filters below to find and compare flights from London Gatwick Airport to Chicago that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Sat 10/10

16:30-16:00

1 stop29h 30m

Chicago O'Hare Intl

Thu 15/10

18:00-09:45

1 stop33h 45m

£571

LondonChicago

LGW - MDW

LGWMDW

London Gatwick

Mon 29/6

11:35-09:40

2 stops28h 05m

Chicago Midway

Sun 5/7

10:25-07:55

2 stops15h 30m

£608

LondonChicago

LGW - MDW

LGWMDW

London Gatwick

Tue 30/6

11:35-09:40

2 stops28h 05m

Chicago Midway

Tue 7/7

10:25-09:50

2 stops17h 25m

£620

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Mon 22/6

12:20-19:25

1 stop13h 05m

Chicago O'Hare Intl

Mon 29/6

10:56-09:35

1 stop16h 39m

£622

LondonChicago

LGW - MDW

LGWMDW

London Gatwick

Tue 23/6

09:40-09:40

2 stops30h 00m

Chicago Midway

Thu 9/7

10:25-09:50

2 stops17h 25m

£629

LondonChicago

LGW - MDW

LGWMDW

London Gatwick

Fri 3/7

09:40-09:40

2 stops30h 00m

Chicago Midway

Tue 7/7

10:25-09:50

2 stops17h 25m

£640

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Wed 16/9

10:25-21:37

2 stops17h 12m

Chicago O'Hare Intl

Wed 23/9

17:53-16:00

2 stops16h 07m

£641
Fastest return journey

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Tue 16/6

15:40-21:25

1 stop11h 45m

Chicago O'Hare Intl

Mon 29/6

22:25-14:40

1 stop10h 15m

£651

LondonChicago

LGW - MDW

LGWMDW

London Gatwick

Fri 10/7

09:40-09:40

2 stops30h 00m

Chicago Midway

Sun 19/7

10:25-09:50

2 stops17h 25m

£662

LondonChicago

LGW - MDW

LGWMDW

London Gatwick

Thu 2/7

11:35-09:40

2 stops28h 05m

Chicago Midway

Thu 9/7

10:25-09:50

2 stops17h 25m

£668

Flights are sorted by cheapest return flights first.

Deals found on 1/6

Showing 1-10 of 41 resultsSorted by cheapest first
1
2
3
...
5

Best time to book a flight from Gatwick to Chicago

Have a flexible travel schedule? Discover the best time to fly to Chicago 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.

Cheapflights Insights

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

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

Currently, December is the cheapest month in which you can book a flight from London Gatwick Airport to Chicago (average of £172). Flying from London Gatwick Airport to Chicago in July is currently the most expensive (average of £511). 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’s the top stopover airport for flights from London Gatwick Airport to Chicago?

Share of one-stop return flights from London Gatwick Airport to Chicago chosen by Cheapflights users in the past 12 months, using the same stopover each way.

Reykjavik (KEF) – chosen by Cheapflights users on 87% of one-stop itineraries from London Gatwick Airport to Chicago on Cheapflights.

What’s the cheapest stopover airport for flights from London Gatwick Airport to Chicago?

Average return fare for one-stop flights from London Gatwick Airport to Chicago, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

Lisbon (LIS) is the most affordable one-stop option, with an average return flight price of £407.

What’s the fastest stopover option from London Gatwick Airport to Chicago?

Shortest average travel time for one-stop one-way flights from London Gatwick Airport to Chicago, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via Reykjavik (KEF) have the shortest average one-way travel time for one-stop routes: 11h 39m.

Which airport typically offers the quickest stopover for flights from London Gatwick Airport to Chicago?

Average stopover duration for one-stop one-way flights from London Gatwick Airport to Chicago, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Reykjavik (KEF) offer the fastest connection on this route, with an average stopover time of 1h 22m.

Reviews of airlines servicing Chicago

Get insights into the airlines that provide service to Chicago. 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 Chicago. Reviews last updated 3 June 2026.
Get a feel of what it's like to fly with Icelandair from London Gatwick Airport to Chicago by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Icelandair
7.0
Good
665 reviews
Check prices

Entertainment

6.9

Food

6.1

Crew

8.0

Overall

7.0

Boarding

7.2

Comfort

6.9

Reviews

1 / 20
2.0
Mediocre

Albert,Jun 2026

KEF - ZRH

The flight was canceled while we were in air. While they arranged for another flight it meant a layover in another country and delaying our arrival to our final destination by 8 hours.
Icelandair
7.0
Good
665 reviews
Icelandair
7.0
Good
665 reviews
Check prices

Entertainment

6.9

Food

6.1

Crew

8.0

Overall

7.0

Boarding

7.2

Comfort

6.9

Reviews

1 / 20
2.0
Mediocre

Albert,Jun 2026

KEF - ZRH

The flight was canceled while we were in air. While they arranged for another flight it meant a layover in another country and delaying our arrival to our final destination by 8 hours.

Related info for your journey

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

  • How long is the flight from London Gatwick Airport to Chicago?

    A quick flight from London Gatwick Airport to Chicago can take about 13h 05m. TAP AIR PORTUGAL provides one of the quickest options available for as low as £622. Airlines will cover a distance of 3960 mi. Both multi-stop and direct flights can be found to your destination and back.

  • What is the cheapest airline to fly from London Gatwick Airport to Chicago round-trip?

    Flying on Icelandair is currently your cheapest option to Chicago, with prices starting at £350. You may be able to fly from London Gatwick Airport to Chicago for 37% less than the average price by searching for this airline.

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

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

  • How can I find direct flights from Gatwick to Chicago?

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

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

    Yes. Cheapflights offers flight deals from Gatwick to Chicago 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 Chicago?

    Currently, December is the cheapest month in which you can book a flight from London Gatwick Airport to Chicago (average of £172). Flying from London Gatwick Airport to Chicago in July is currently the most expensive (average of £511). 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

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

Top airline flying from Gatwick to Chicago

Discover the top airline that operate flights from Gatwick to Chicago. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 3 June 2026.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest£350Average£511FlexibilityNo cancel feeOn-time76%
Search Icelandair 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 Gatwick to Chicago?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Gatwick to Chicago. 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 Gatwick to Chicago?

Millions of users choose and trust Cheapflights to book the best flight deals from Gatwick to Chicago for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

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

Can Cheapflights notify me if prices for flights from Gatwick to Chicago 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!

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.