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Cheap flights from London Gatwick Airport to Chicago from £405

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 12/11. Fares are subject to change and may not be available on all flights or dates of travel.
LGW — CHI
7 Dec — 14 Dec1
1 adult
1 adult, Economy, 0 bags

Find 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 7 November 2025.

Fri 5/1214:00LGW - ORD
2 stops27h 08mMultiple Airlines
Mon 8/1208:36ORD - LGW
1 stop15h 24mMultiple Airlines
Deal found 6/11£413
Thu 4/1214:00LGW - ORD
2 stops27h 08mMultiple Airlines
Sat 6/1214:26ORD - LGW
1 stop13h 39mMultiple Airlines
Deal found 6/11£421
Wed 3/1208:50LGW - ORD
1 stop11h 10mMultiple Airlines
Wed 10/1215:50ORD - LGW
1 stop10h 20mMultiple Airlines
Deal found 5/11£425
Wed 26/1111:55LGW - ORD
1 stop11h 25mIcelandair
Mon 1/1218:30ORD - LGW
1 stop10h 25mIcelandair
Deal found 5/11£427
Fri 21/1114:00LGW - ORD
1 stop15h 06mMultiple Airlines
Mon 24/1111:48ORD - LGW
1 stop12h 12mMultiple Airlines
Deal found 5/11£428
Wed 19/1111:55LGW - ORD
1 stop11h 25mIcelandair
Wed 26/1118:30ORD - LGW
1 stop10h 25mIcelandair
Deal found 6/11£429
Mon 24/1109:00LGW - ORD
1 stop14h 55mMultiple Airlines
Mon 8/1219:40ORD - LGW
1 stop19h 20mMultiple Airlines
Deal found 6/11£432
Wed 3/1211:55LGW - ORD
1 stop11h 25mIcelandair
Wed 10/1218:30ORD - LGW
1 stop10h 25mIcelandair
Deal found 4/11£435
Wed 3/1211:55LGW - ORD
1 stop11h 25mIcelandair
Mon 2/218:30ORD - LGW
1 stop10h 25mIcelandair
Deal found 5/11£435
Thu 20/1114:00LGW - ORD
1 stop15h 06mMultiple Airlines
Tue 25/1110:59ORD - LGW
1 stop13h 01mMultiple Airlines
Deal found 5/11£436
Fri 5/1214:00LGW - MDW
1 stop14h 39mMultiple Airlines
Fri 12/1220:42MDW - LGW
2 stops31h 23mMultiple Airlines
Deal found 5/11£438
Fri 5/1214:00LGW - ORD
2 stops27h 54mMultiple Airlines
Fri 12/1214:26ORD - LGW
1 stop13h 34mMultiple Airlines
Deal found 5/11£438

Cheap 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 7 November 2025.

Round-trip from

£410

One-way from

£405

Popular in

March

Cheapest in

January

Average price

£579
Icelandair
  • Icelandair
  • 19/2-23/2
  • 2 total stops
  • 21h 50m total
  • London to Chicago
Search Deals
12/11
  • 12/11
  • 3 total stops
  • 34h 56m total
  • London to Chicago
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (£61 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease (£30 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
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 7 November 2025.
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 - ORD

LGWORD

London Gatwick

Sat 6/12

22:30-14:00

1 stop21h 30m

Chicago O'Hare Intl

Sun 14/12

19:40-15:55

1 stop14h 15m

£428

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Mon 17/11

11:55-17:20

1 stop11h 25m

Chicago O'Hare Intl

Tue 25/11

18:30-10:55

1 stop10h 25m

£445

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Thu 16/4

21:20-16:00

2 stops24h 40m

Chicago O'Hare Intl

Fri 24/4

18:00-09:45

1 stop33h 45m

£458

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Thu 19/2

14:00-11:27

2 stops27h 27m

Chicago O'Hare Intl

Thu 26/2

10:27-10:00

1 stop17h 33m

£462

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Fri 12/12

11:55-17:20

1 stop11h 25m

Chicago O'Hare Intl

Sun 14/12

18:30-10:55

1 stop10h 25m

£467

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Fri 16/1

14:00-14:29

1 stop30h 29m

Chicago O'Hare Intl

Sun 18/1

16:54-15:45

2 stops16h 51m

£467

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Sat 6/12

11:55-17:20

1 stop11h 25m

Chicago O'Hare Intl

Mon 8/12

18:30-10:55

1 stop10h 25m

£472

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Tue 25/11

21:20-15:00

2 stops23h 40m

Chicago O'Hare Intl

Wed 11/2

19:10-15:05

1 stop13h 55m

£474

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Mon 24/11

14:00-16:03

1 stop32h 03m

Chicago O'Hare Intl

Fri 28/11

06:48-10:00

1 stop21h 12m

£474

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Sat 13/12

10:10-14:45

2 stops34h 35m

Chicago O'Hare Intl

Fri 9/1

20:15-15:45

1 stop13h 30m

£510

Flights are sorted by cheapest return flights first.

Deals found on 5/11

Showing 1-10 of 40 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, March is the cheapest month in which you can book a flight from London Gatwick Airport to Chicago (average of £309). Flying from London Gatwick Airport to Chicago in July is currently the most expensive (average of £525). 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 is the cheapest time of day to fly from LGW to CHI?

Find hourly flight availability from Gatwick to Chicago. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 7 November 2025.

It’s typically best to fly out from London Gatwick Airport to Chicago at midday. Doing so could potentially save you 17% on the flight price compared to flying in the afternoon, which is usually more expensive.

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 £355.

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 03m.

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 7 November 2025.
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
572 reviews
Check prices

Food

6.2

Crew

8.0

Entertainment

7.0

Boarding

7.2

Comfort

6.9

Overall

7.1

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
572 reviews
Icelandair
7.1
Good
572 reviews
Check prices

Food

6.2

Crew

8.0

Entertainment

7.0

Boarding

7.2

Comfort

6.9

Overall

7.1

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
7,500 reviews
Icelandair
7.1
Good
572 reviews
Check prices

Food

6.2

Crew

8.0

Entertainment

7.0

Boarding

7.2

Comfort

6.9

Overall

7.1

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 £445. 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 £322. You may be able to fly from London Gatwick Airport to Chicago for 44% 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, March is the cheapest month in which you can book a flight from London Gatwick Airport to Chicago (average of £309). Flying from London Gatwick Airport to Chicago in July is currently the most expensive (average of £525). 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 7 November 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest£322Average£534FlexibilityNo cancel feeOn-time76%
Search Icelandair flights

Fly with Cheapflights

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

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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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