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Cheap flights from London Gatwick Airport to Chicago from £345

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 18/3. Fares are subject to change and may not be available on all flights or dates of travel.
LGW — CHI
4 Mar — 11 Mar1
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 2 February 2026.

Thu 5/314:00
LGW
-
ORD
1 stop25h 06m
Multiple Airlines
Sat 7/318:51
ORD
-
LGW
1 stop29h 09m
Multiple Airlines
Deal found 31/1£388
Fri 27/213:00
LGW
-
ORD
1 stop26h 22m
Multiple Airlines
Sat 7/318:51
ORD
-
LGW
1 stop29h 09m
Multiple Airlines
Deal found 1/2£389
Sun 3/513:00
LGW
-
ORD
1 stop11h 15m
Icelandair
Fri 8/522:25
ORD
-
LGW
1 stop10h 15m
Icelandair
Deal found 1/2£391
Mon 23/211:55
LGW
-
ORD
1 stop11h 25m
Icelandair
Fri 27/218:30
ORD
-
LGW
1 stop10h 25m
Icelandair
Deal found 31/1£391
Fri 11/915:40
LGW
-
ORD
1 stop11h 45m
Icelandair
Sun 20/922:25
ORD
-
LGW
1 stop10h 15m
Icelandair
Deal found 1/2£392
Thu 10/913:00
LGW
-
ORD
1 stop11h 15m
Icelandair
Sun 20/922:25
ORD
-
LGW
1 stop10h 15m
Icelandair
Deal found 1/2£393
Tue 17/316:35
LGW
-
ORD
1 stop28h 25m
TAP AIR PORTUGAL
Wed 8/418:00
ORD
-
LGW
1 stop14h 00m
TAP AIR PORTUGAL
Deal found 31/1£394
Sat 7/216:35
LGW
-
ORD
1 stop28h 10m
TAP AIR PORTUGAL
Wed 18/219:10
ORD
-
LGW
1 stop13h 55m
TAP AIR PORTUGAL
Deal found 2/2£394
Fri 6/314:00
LGW
-
MDW
1 stop15h 51m
Multiple Airlines
Wed 25/311:19
MDW
-
LGW
1 stop17h 41m
Multiple Airlines
Deal found 2/2£395
Mon 2/314:00
LGW
-
ORD
1 stop35h 47m
Multiple Airlines
Mon 16/309:30
ORD
-
LGW
1 stop19h 30m
Multiple Airlines
Deal found 31/1£396
Tue 10/216:35
LGW
-
ORD
1 stop28h 25m
TAP AIR PORTUGAL
Wed 18/219:10
ORD
-
LGW
1 stop13h 55m
TAP AIR PORTUGAL
Deal found 1/2£397
Wed 11/313:00
LGW
-
ORD
1 stop16h 40m
Multiple Airlines
Sat 14/319:31
ORD
-
LGW
1 stop29h 29m
Multiple Airlines
Deal found 2/2£397

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 2 February 2026.

Round-trip from

£388

One-way from

£345

Popular in

March

Cheapest in

November

Average price

£594
5/3-7/3
  • 5/3-7/3
  • 2 total stops
  • 54h 15m total
  • London to Chicago
Search Deals
18/3
  • 18/3
  • 3 total stops
  • 32h 17m total
  • London to Chicago
Search Deals
Highest demand for flights based on searches. 22% potential increase in price (£118 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 9% potential price decrease (£35 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 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 2 February 2026.
Use the filters below to find and compare flights from London Gatwick Airport to Chicago that are best for you.

Fly from

Gatwick

Fly to

Chicago

Route

Depart

Return

Price

LondonChicago

LGW - MDW

LGWMDW

London Gatwick

Fri 6/3

14:00-23:51

1 stop15h 51m

Chicago Midway

Wed 25/3

11:19-10:00

1 stop17h 41m

£395

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Mon 2/3

14:00-19:47

1 stop35h 47m

Chicago O'Hare Intl

Mon 16/3

09:30-10:00

1 stop19h 30m

£396

LondonChicago

LGW - MDW

LGWMDW

London Gatwick

Fri 13/3

14:00-23:51

1 stop14h 51m

Chicago Midway

Tue 24/3

11:19-10:00

1 stop17h 41m

£410

LondonChicago

LGW - MDW

LGWMDW

London Gatwick

Mon 9/3

13:00-13:02

1 stop29h 02m

Chicago Midway

Tue 24/3

11:19-10:00

1 stop17h 41m

£416

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Mon 2/3

11:55-17:20

1 stop11h 25m

Chicago O'Hare Intl

Sun 8/3

19:30-10:55

1 stop10h 25m

£434

LondonChicago

LGW - MDW

LGWMDW

London Gatwick

Fri 13/3

14:00-23:51

1 stop14h 51m

Chicago Midway

Thu 26/3

13:24-10:00

1 stop15h 36m

£465

LondonChicago

LGW - MDW

LGWMDW

London Gatwick

Fri 13/3

14:00-23:51

1 stop14h 51m

Chicago Midway

Fri 3/4

06:00-10:00

2 stops22h 00m

£465

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Mon 23/2

14:00-19:47

1 stop35h 47m

Chicago O'Hare Intl

Fri 27/2

12:44-10:00

1 stop15h 16m

£466

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Sat 21/2

11:55-17:20

1 stop11h 25m

Chicago O'Hare Intl

Sat 28/2

18:30-10:55

1 stop10h 25m

£470

LondonChicago

LGW - MDW

LGWMDW

London Gatwick

Fri 20/2

14:00-14:55

1 stop30h 55m

Chicago Midway

Fri 27/2

07:30-10:00

1 stop20h 30m

£488

Flights are sorted by cheapest return flights first.

Deals found on 31/1

Showing 1-10 of 41 results
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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 £214). Flying from London Gatwick Airport to Chicago in July is currently the most expensive (average of £502). 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 88% 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 £372.

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 53m.

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 38m.

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 2 February 2026.
Get a feel of what it's like to fly with Icelandair and British Airways 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
7.1
Good
606 reviews
Check prices

Food

6.2

Entertainment

7.0

Boarding

7.2

Crew

8.1

Overall

7.1

Comfort

7.0

Reviews

1 / 20
8.0
Excellent

Dmitry,Oct 2025

KEF - EWR

It was a nice experience, the plane was clean and the crew was friendly. The boarding process went smoothly and there were no delays.
Icelandair
7.1
Good
606 reviews
Icelandair
7.1
Good
606 reviews
Check prices

Food

6.2

Entertainment

7.0

Boarding

7.2

Crew

8.1

Overall

7.1

Comfort

7.0

Reviews

1 / 20
8.0
Excellent

Dmitry,Oct 2025

KEF - EWR

It was a nice experience, the plane was clean and the crew was friendly. The boarding process went smoothly and there were no delays.
British Airways
6.7
Okay
7,711 reviews
Icelandair
7.1
Good
606 reviews
Check prices

Food

6.2

Entertainment

7.0

Boarding

7.2

Crew

8.1

Overall

7.1

Comfort

7.0

Reviews

1 / 20
8.0
Excellent

Dmitry,Oct 2025

KEF - EWR

It was a nice experience, the plane was clean and the crew was friendly. The boarding process went smoothly and there were no delays.

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 25m. Icelandair provides one of the quickest options available for as low as £434. Airlines will cover a distance of 3960 mi.

  • 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 £333. You may be able to fly from London Gatwick Airport to Chicago for 40% 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 £214). Flying from London Gatwick Airport to Chicago in July is currently the most expensive (average of £502). 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

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Alternative routes for Gatwick to Chicago

See prices for flight routes from nearby airports that may be better suited for you.
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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 2 February 2026.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest£333Average£494FlexibilityNo cancel feeOn-time76%
Search Icelandair flights

Fly with Cheapflights

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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?

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