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Cheap flights from London Gatwick Airport to Chicago from £375

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 18/8. Fares are subject to change and may not be available on all flights or dates of travel.
LGW — CHI
20 Apr — 27 Apr1
1 adult

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 15 April 2025.

Round-trip from

£413

One-way from

£375

Popular in

March

Cheapest in

January

Average price

£521
Finnair
  • Finnair
  • 7/5-14/5
  • 4 total stops
  • 36h 11m total
  • London to Chicago
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18/8
  • 18/8
  • 1 total stop
  • 34h 16m total
  • London to Chicago
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (£67 potential increase over avg. return price).
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Cheapest flight prices on average. 8% potential price decrease (£34 potential savings vs. average return price).
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Average for round-trip flights in April 2025
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Find flight deals from Gatwick to Chicago

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 15 April 2025.

Wed 7/512:20LGW - ORD
2 stops17h 51mFinnair
Wed 14/507:50ORD - LGW
2 stops18h 20mFinnair
Deal found 14/4£413
Thu 8/514:00LGW - ORD
2 stops34h 40mMultiple Airlines
Wed 14/509:55ORD - LGW
1 stop15h 00mMultiple Airlines
Deal found 14/4£414
Wed 30/418:35LGW - ORD
1 stop27h 20mSWISS
Thu 8/518:35ORD - LGW
1 stop17h 15mSWISS
Deal found 14/4£421
Wed 7/514:00LGW - MDW
1 stop28h 24mMultiple Airlines
Mon 12/513:19MDW - LGW
1 stop14h 41mMultiple Airlines
Deal found 14/4£423
Mon 22/915:40LGW - ORD
1 stop32h 35mIcelandair
Sun 5/1022:15ORD - LGW
1 stop10h 25mIcelandair
Deal found 14/4£427
Thu 29/512:00LGW - ORD
1 stop15h 31mVirgin Atlantic
Thu 5/611:07ORD - LGW
2 stops16h 53mVirgin Atlantic
Deal found 14/4£546
Sun 25/512:00LGW - ORD
1 stop15h 33mDelta
Sat 14/610:35ORD - LGW
1 stop17h 25mDelta
Deal found 15/4£549
Mon 19/515:05LGW - ORD
1 stop26h 04mAmerican Airlines
Sat 31/511:35ORD - LGW
1 stop17h 05mAmerican Airlines
Deal found 15/4£562

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 15 April 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

Wed 7/5

12:20-00:11

2 stops17h 51m

Chicago O'Hare Intl

Wed 14/5

07:50-08:10

2 stops18h 20m

£413

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Thu 8/5

14:00-18:40

2 stops34h 40m

Chicago O'Hare Intl

Wed 14/5

09:55-06:55

1 stop15h 00m

£414

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Wed 30/4

18:35-15:55

1 stop27h 20m

Chicago O'Hare Intl

Thu 8/5

18:35-17:50

1 stop17h 15m

£421

LondonChicago

LGW - MDW

LGWMDW

London Gatwick

Wed 7/5

14:00-12:24

1 stop28h 24m

Chicago Midway

Mon 12/5

13:19-10:00

1 stop14h 41m

£423

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Mon 22/9

15:40-18:15

1 stop32h 35m

Chicago O'Hare Intl

Sun 5/10

22:15-14:40

1 stop10h 25m

£427

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Fri 16/5

15:05-11:09

1 stop26h 04m

Chicago O'Hare Intl

Mon 19/5

18:38-06:35

1 stop29h 57m

£481

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Thu 29/5

12:00-23:58

2 stops17h 58m

Chicago O'Hare Intl

Thu 5/6

11:07-10:00

2 stops16h 53m

£546

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Sun 25/5

12:00-21:33

1 stop15h 33m

Chicago O'Hare Intl

Sat 14/6

10:35-10:00

1 stop17h 25m

£549

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Mon 19/5

15:05-11:09

1 stop26h 04m

Chicago O'Hare Intl

Sat 31/5

11:35-10:40

1 stop17h 05m

£562

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Mon 18/8

10:00-14:16

1 stop34h 16m

£375

Flights are sorted by cheapest return flights first.

Deals found on 13/4

Showing 1-10 of 18 results
1
2

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, January is the cheapest month in which you can book a flight from London Gatwick Airport to Chicago (average of £595). Flying from London Gatwick Airport to Chicago in July is currently the most expensive (average of £843). 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 15 April 2025.

It’s typically best to fly out from London Gatwick Airport to Chicago in the morning. Doing so could potentially save you 19% on the flight price compared to flying in the evening, which is usually more expensive.

Rainfall in Chicago by month

Plan your trip to Chicago by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Chicago ranges from 43.0 - 125.0 inches per month. August is typically the wettest month, when rainfall can reach 125.0 mm. January is typically the driest time to visit Chicago when rainfall is around 43.0 mm.

Temperature in Chicago by month

Plan your trip to Chicago by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Chicago, 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 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -5.0 C).

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 15 April 2025.
Get a feel of what it's like to fly with Delta, Finnair and Air France from London 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.
Delta
8.0
Very Good
7,916 reviews
Check prices

Overall

8.0

Crew

8.5

Comfort

7.9

Food

7.3

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very Good
7,916 reviews
Delta
8.0
Very Good
7,916 reviews
Check prices

Overall

8.0

Crew

8.5

Comfort

7.9

Food

7.3

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Finnair
7.6
Good
1,269 reviews
Delta
8.0
Very Good
7,916 reviews
Check prices

Overall

8.0

Crew

8.5

Comfort

7.9

Food

7.3

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Air France
7.5
Good
1,435 reviews
Delta
8.0
Very Good
7,916 reviews
Check prices

Overall

8.0

Crew

8.5

Comfort

7.9

Food

7.3

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
SWISS
7.5
Good
1,578 reviews
Delta
8.0
Very Good
7,916 reviews
Check prices

Overall

8.0

Crew

8.5

Comfort

7.9

Food

7.3

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Virgin Atlantic
7.4
Good
642 reviews
Delta
8.0
Very Good
7,916 reviews
Check prices

Overall

8.0

Crew

8.5

Comfort

7.9

Food

7.3

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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.

  • What are the cheapest airlines flying from London Gatwick Airport to Chicago round-trip?

    Flying on Finnair is currently your cheapest option to Chicago, with prices starting at £413. Additional return tickets that might be worth considering are offered by SWISS and Icelandair, with the lowest prices starting at £421 and £427, respectively. You may be able to fly from London Gatwick Airport to Chicago for 28% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from London Gatwick Airport to Chicago one-way?

    For one-way options, check prices for TAP AIR PORTUGAL. According to our data, you can fly for as low as £380. Users have also found prices from £412 and £473 on Icelandair and WestJet, respectively.

  • 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, January is the cheapest month in which you can book a flight from London Gatwick Airport to Chicago (average of £595). Flying from London Gatwick Airport to Chicago in July is currently the most expensive (average of £843). 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 2 airlines flying from Gatwick to Chicago

Discover the top 2 airlines 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 15 April 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest£319Average£481FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
British AirwaysCheapest£421Average£572FlexibilityNo cancel feeOn-time70%
Search British Airways flights

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