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Cheap flights from London Gatwick Airport to Chicago from £324

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 8/5. Fares are subject to change and may not be available on all flights or dates of travel.
LGW — CHI
31 Mar — 7 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 26 March 2025.

Round-trip from

£416

One-way from

£324

Popular in

March

Cheapest in

February

Average price

£1,017
8/5-15/5
  • 8/5-15/5
  • 4 total stops
  • 51h 30m total
  • London to Chicago
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8/5
  • 8/5
  • 2 total stops
  • 31h 09m total
  • London to Chicago
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (£47 potential increase over avg. return price).
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Cheapest flight prices on average. 7% potential price decrease (£32 potential savings vs. average return price).
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Average for round-trip flights in March 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 26 March 2025.

Thu 8/514:50LGW - ORD
2 stops31h 20mMultiple Airlines
Thu 15/519:15ORD - LGW
2 stops20h 10mMultiple Airlines
Deal found 24/3£416
Wed 30/415:40LGW - ORD
1 stop11h 35mIcelandair
Mon 5/519:25ORD - LGW
1 stop10h 20mIcelandair
Deal found 24/3£419
Wed 23/421:05LGW - ORD
1 stop22h 25mBritish Airways
Mon 28/411:36ORD - LGW
2 stops16h 39mBritish Airways
Deal found 23/3£421
Sat 3/515:05LGW - ORD
2 stops21h 59mFinnair
Sat 10/520:17ORD - LGW
2 stops29h 33mFinnair
Deal found 24/3£431
Thu 1/514:00LGW - MDW
1 stop28h 24mMultiple Airlines
Fri 16/513:19MDW - LGW
1 stop14h 41mMultiple Airlines
Deal found 25/3£438
Thu 28/821:20LGW - ORD
2 stops24h 50mTAP AIR PORTUGAL
Mon 1/918:10ORD - LGW
1 stop15h 25mTAP AIR PORTUGAL
Deal found 25/3£531
Fri 15/812:00LGW - MDW
2 stops39h 47mKLM
Sat 23/810:35MDW - LGW
2 stops17h 25mKLM
Deal found 24/3£1,127

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 26 March 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

Thu 8/5

14:50-16:10

2 stops31h 20m

Chicago O'Hare Intl

Thu 15/5

19:15-21:25

2 stops20h 10m

£416

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Wed 30/4

15:40-21:15

1 stop11h 35m

Chicago O'Hare Intl

Mon 5/5

19:25-11:45

1 stop10h 20m

£419

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Wed 23/4

21:05-13:30

1 stop22h 25m

Chicago O'Hare Intl

Mon 28/4

11:36-10:15

2 stops16h 39m

£421

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Sat 3/5

15:05-07:04

2 stops21h 59m

Chicago O'Hare Intl

Sat 10/5

20:17-07:50

2 stops29h 33m

£431

LondonChicago

LGW - MDW

LGWMDW

London Gatwick

Thu 1/5

14:00-12:24

1 stop28h 24m

Chicago Midway

Fri 16/5

13:19-10:00

1 stop14h 41m

£438

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Thu 28/8

21:20-16:10

2 stops24h 50m

Chicago O'Hare Intl

Mon 1/9

18:10-15:35

1 stop15h 25m

£531

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Thu 19/6

15:05-05:59

2 stops20h 54m

Chicago O'Hare Intl

Sun 22/6

10:03-07:50

1 stop15h 47m

£560

LondonChicago

LGW - MDW

LGWMDW

London Gatwick

Fri 15/8

12:00-21:47

2 stops39h 47m

Chicago Midway

Sat 23/8

10:35-10:00

2 stops17h 25m

£1,127

LondonChicago

LGW - MDW

LGWMDW

London Gatwick

Thu 8/5

10:00-11:09

2 stops31h 09m

£324

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Wed 2/4

07:15-07:34

3 stops30h 19m

£326

Flights are sorted by cheapest return flights first.

Deals found on 23/3

Showing 1-10 of 15 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 26 March 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 26 March 2025.
Get a feel of what it's like to fly with Air Transat, Finnair and American Airlines 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.
Air Transat
7.8
Good
381 reviews
Check prices

Food

6.7

Overall

7.8

Comfort

7.4

Boarding

7.9

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Janice,Mar 2025

OPO - YYZ

I upgraded to Club Pass Business, and it made my trip a pleasant flight. The service was excellent and the food and drink options were good. The seats were comfy.
Air Transat
7.8
Good
381 reviews
Air Transat
7.8
Good
381 reviews
Check prices

Food

6.7

Overall

7.8

Comfort

7.4

Boarding

7.9

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Janice,Mar 2025

OPO - YYZ

I upgraded to Club Pass Business, and it made my trip a pleasant flight. The service was excellent and the food and drink options were good. The seats were comfy.
Finnair
7.6
Good
1,266 reviews
Air Transat
7.8
Good
381 reviews
Check prices

Food

6.7

Overall

7.8

Comfort

7.4

Boarding

7.9

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Janice,Mar 2025

OPO - YYZ

I upgraded to Club Pass Business, and it made my trip a pleasant flight. The service was excellent and the food and drink options were good. The seats were comfy.
American Airlines
7.2
Good
10,000 reviews
Air Transat
7.8
Good
381 reviews
Check prices

Food

6.7

Overall

7.8

Comfort

7.4

Boarding

7.9

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Janice,Mar 2025

OPO - YYZ

I upgraded to Club Pass Business, and it made my trip a pleasant flight. The service was excellent and the food and drink options were good. The seats were comfy.
WestJet
7.2
Good
2,785 reviews
Air Transat
7.8
Good
381 reviews
Check prices

Food

6.7

Overall

7.8

Comfort

7.4

Boarding

7.9

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Janice,Mar 2025

OPO - YYZ

I upgraded to Club Pass Business, and it made my trip a pleasant flight. The service was excellent and the food and drink options were good. The seats were comfy.
TAP AIR PORTUGAL
7.1
Good
1,825 reviews
Air Transat
7.8
Good
381 reviews
Check prices

Food

6.7

Overall

7.8

Comfort

7.4

Boarding

7.9

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Janice,Mar 2025

OPO - YYZ

I upgraded to Club Pass Business, and it made my trip a pleasant flight. The service was excellent and the food and drink options were good. The seats were comfy.

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 Icelandair is currently your cheapest option to Chicago, with prices starting at £419. Additional return tickets that might be worth considering are offered by British Airways and Finnair, with the lowest prices starting at £421 and £431, 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 £393. Users have also found prices from £405 and £413 on Air Transat and Icelandair, 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

Browse thousands of different options on Cheapflights for your next trip

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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 26 March 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest£324Average£480FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
British AirwaysCheapest£428Average£582FlexibilityNo cancel feeOn-time70%
Search British Airways 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!

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