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Cheap flights from London Gatwick Airport to Chicago from £381

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 23/6. Fares are subject to change and may not be available on all flights or dates of travel.
LGW — CHI
4 Jun — 11 Jun1
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 5 May 2026.

Tue 1/913:00
LGW
-
ORD
1 stop11h 15m
Icelandair
Tue 8/922:25
ORD
-
LGW
1 stop10h 15m
Icelandair
Deal found 5/5£510
Fri 5/616:25
LGW
-
ORD
2 stops31h 50m
Multiple Airlines
Sun 14/619:25
ORD
-
LGW
3 stops31h 05m
Multiple Airlines
Deal found 2/5£515
Wed 9/915:40
LGW
-
ORD
1 stop11h 45m
Icelandair
Wed 23/919:25
ORD
-
LGW
1 stop13h 15m
Icelandair
Deal found 4/5£519
Tue 23/618:00
LGW
-
ORD
2 stops30h 15m
Multiple Airlines
Mon 29/619:25
ORD
-
LGW
2 stops18h 10m
Multiple Airlines
Deal found 30/4£523
Tue 24/1111:55
LGW
-
ORD
1 stop11h 25m
Icelandair
Sun 29/1118:30
ORD
-
LGW
1 stop10h 25m
Icelandair
Deal found 3/5£524
Wed 7/1015:40
LGW
-
ORD
1 stop11h 45m
Icelandair
Mon 12/1019:25
ORD
-
LGW
1 stop13h 15m
Icelandair
Deal found 4/5£525
Sun 7/618:00
LGW
-
ORD
2 stops30h 15m
Multiple Airlines
Sun 28/622:25
ORD
-
LGW
2 stops17h 05m
Multiple Airlines
Deal found 3/5£527
Thu 3/913:00
LGW
-
ORD
1 stop11h 15m
Icelandair
Wed 30/922:25
ORD
-
LGW
1 stop10h 15m
Icelandair
Deal found 3/5£530
Sun 7/611:35
LGW
-
MDW
2 stops33h 00m
Multiple Airlines
Thu 11/610:15
MDW
-
LGW
2 stops17h 35m
Multiple Airlines
Deal found 3/5£623
Wed 3/611:35
LGW
-
MDW
2 stops28h 00m
Multiple Airlines
Wed 17/610:15
MDW
-
LGW
2 stops17h 35m
Multiple Airlines
Deal found 1/5£624
Tue 2/609:40
LGW
-
MDW
2 stops29h 55m
Multiple Airlines
Tue 9/610:15
MDW
-
LGW
2 stops17h 35m
Multiple Airlines
Deal found 3/5£626
Mon 15/609:45
LGW
-
MDW
2 stops29h 50m
Multiple Airlines
Tue 30/610:25
MDW
-
LGW
1 stop18h 20m
Multiple Airlines
Deal found 30/4£642

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 5 May 2026.

Round-trip from

£511

One-way from

£381

Popular in

August

Cheapest in

November

Average price

£523
Icelandair
  • Icelandair
  • 1/9-8/9
  • 2 total stops
  • 24h 30m total
  • London to Chicago
Search Deals
23/6
  • 23/6
  • 2 total stops
  • 44h 25m total
  • London to Chicago
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (£17 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£17 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 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 5 May 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

Wed 16/9

15:40-21:25

1 stop11h 45m

Chicago O'Hare Intl

Thu 24/9

19:25-14:40

1 stop13h 15m

£562
Fastest return journey

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Thu 3/9

13:00-18:15

1 stop11h 15m

Chicago O'Hare Intl

Thu 10/9

19:25-14:40

1 stop13h 15m

£584

LondonChicago

LGW - MDW

LGWMDW

London Gatwick

Tue 2/6

09:40-09:35

2 stops29h 55m

Chicago Midway

Tue 9/6

10:15-09:50

2 stops17h 35m

£651

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Tue 15/9

09:25-15:55

1 stop12h 30m

Chicago O'Hare Intl

Mon 21/9

21:35-17:50

2 stops14h 15m

£655

LondonChicago

LGW - MDW

LGWMDW

London Gatwick

Sat 16/5

08:50-09:45

2 stops30h 55m

Chicago Midway

Wed 20/5

15:20-10:45

1 stop13h 25m

£668

LondonChicago

LGW - MDW

LGWMDW

London Gatwick

Thu 17/9

10:25-21:46

2 stops17h 21m

Chicago Midway

Mon 21/9

09:20-09:40

2 stops18h 20m

£673

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Thu 4/6

12:20-19:35

1 stop13h 15m

Chicago O'Hare Intl

Sat 11/7

13:55-09:35

1 stop13h 40m

£682

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Thu 28/5

14:05-09:40

1 stop25h 35m

Chicago O'Hare Intl

Sat 25/7

20:10-22:25

1 stop20h 15m

£689

LondonChicago

LGW - MDW

LGWMDW

London Gatwick

Tue 14/7

09:40-09:40

2 stops30h 00m

Chicago Midway

Tue 21/7

10:25-07:55

2 stops15h 30m

£695

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Tue 18/8

16:25-16:00

1 stop29h 35m

Chicago O'Hare Intl

Thu 20/8

19:50-09:45

1 stop31h 55m

£696

Flights are sorted by cheapest return flights first.

Deals found on 1/5

Showing 1-10 of 44 resultsSorted by cheapest first
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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 £171). Flying from London Gatwick Airport to Chicago in July is currently the most expensive (average of £507). 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.

How much does it cost for a return flight from London Gatwick Airport to Chicago?

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 £376.

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: 12h 14m.

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 Madrid (MAD) offer the fastest connection on this route, with an average stopover time of 1h 39m.

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 5 May 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
650 reviews
Check prices

Comfort

6.9

Boarding

7.2

Food

6.2

Entertainment

6.9

Crew

8.0

Overall

7.0

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

ZRH - KEF

Almost 7 hr flight and no ear buds provided and no food. I would choose a different airline next time for that reason.
Icelandair
7.0
Good
650 reviews
Icelandair
7.0
Good
650 reviews
Check prices

Comfort

6.9

Boarding

7.2

Food

6.2

Entertainment

6.9

Crew

8.0

Overall

7.0

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

ZRH - KEF

Almost 7 hr flight and no ear buds provided and no food. I would choose a different airline next time for that reason.

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 11h 45m. Icelandair provides one of the quickest options available for as low as £562. 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 £346. 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 £171). Flying from London Gatwick Airport to Chicago in July is currently the most expensive (average of £507). 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

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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 5 May 2026.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest£346Average£508FlexibilityNo 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.

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