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Cheap flights from London Gatwick Airport to Chicago O'Hare Intl Airport from £409

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 16/12. Fares are subject to change and may not be available on all flights or dates of travel.
LGW — ORD
2 Sep — 9 Sep1
1 adult

Cheapflights Tip: The best prices from London Gatwick to Chicago O'Hare Intl are usually found in January or May, booked 37 days in advance, depart on a Thursday or Wednesday and return on a Monday

Cheap flight deals from Gatwick to O'Hare Intl

Discover tips and strategies to find the most affordable flight options for your journey from Gatwick (LGW) to O'Hare Intl (ORD). 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 28 August 2025.

Round-trip from

£421

One-way from

£409

Popular in

August

Cheapest in

January

Average price

£725
8/10-12/10
  • 8/10-12/10
  • 2 total stops
  • 29h 35m total
  • London to Chicago
Search Deals
Icelandair
  • Icelandair
  • 16/12
  • 1 total stop
  • 11h 25m total
  • London to Chicago
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (£75 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£16 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2025
Search Deals

Find flight deals from Gatwick to O'Hare Intl

Cheapest flights from Gatwick to O'Hare Intl
Explore the most affordable flight options available from Gatwick to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 August 2025.

Tue 2/915:40LGW - ORD
1 stop32h 35mIcelandair
Sat 4/1019:25ORD - LGW
1 stop13h 10mIcelandair
Deal found 26/8£421
Mon 8/910:00LGW - ORD
2 stops19h 20mMultiple Airlines
Thu 25/910:27ORD - LGW
1 stop14h 33mMultiple Airlines
Deal found 27/8£422
Sat 13/910:40LGW - ORD
1 stop15h 01mBritish Airways
Fri 17/1013:43ORD - LGW
1 stop12h 27mBritish Airways
Deal found 26/8£422
Sat 30/810:00LGW - ORD
2 stops19h 33mMultiple Airlines
Tue 7/1006:00ORD - LGW
1 stop22h 00mMultiple Airlines
Deal found 26/8£423
Wed 17/917:25LGW - ORD
2 stops23h 30mMultiple Airlines
Sun 21/910:27ORD - LGW
1 stop14h 23mMultiple Airlines
Deal found 27/8£424
Sun 5/1014:45LGW - ORD
1 stop14h 06mAmerican Airlines
Sun 12/1013:43ORD - LGW
1 stop12h 07mAmerican Airlines
Deal found 27/8£425
Sun 14/914:00LGW - ORD
1 stop32h 12mMultiple Airlines
Fri 19/917:17ORD - LGW
1 stop34h 43mMultiple Airlines
Deal found 26/8£425
Thu 18/915:40LGW - ORD
1 stop11h 35mIcelandair
Sat 18/1019:25ORD - LGW
1 stop13h 10mIcelandair
Deal found 26/8£426
Thu 4/917:30LGW - ORD
2 stops28h 40mMultiple Airlines
Wed 17/918:44ORD - LGW
2 stops29h 36mMultiple Airlines
Deal found 26/8£427
Wed 10/915:35LGW - ORD
1 stop11h 40mIcelandair
Tue 14/1019:25ORD - LGW
1 stop13h 15mIcelandair
Deal found 26/8£428
Tue 30/906:10LGW - ORD
2 stops40h 00mMultiple Airlines
Wed 8/1011:13ORD - LGW
1 stop13h 07mMultiple Airlines
Deal found 27/8£428
Tue 18/1118:40LGW - ORD
1 stop24h 05mSWISS
Sat 29/1118:50ORD - LGW
1 stop17h 00mSWISS
Deal found 27/8£429

Cheapflights Fare Finder

 
Customise your flight search to find flights from Gatwick to O'Hare Intl 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 28 August 2025.
Use the filters below to find and compare flights from London Gatwick Airport to Chicago O'Hare Intl Airport that are best for you.

Fly from

Gatwick

Fly to

O'Hare Intl

Route

Depart

Return

Price

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Sat 13/9

10:40-19:41

1 stop15h 01m

Chicago O'Hare Intl

Fri 17/10

13:43-08:10

1 stop12h 27m

£422

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Fri 24/10

15:40-18:15

1 stop32h 35m

Chicago O'Hare Intl

Thu 6/11

18:30-10:55

1 stop10h 25m

£422

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Tue 16/9

10:40-19:41

1 stop15h 01m

Chicago O'Hare Intl

Wed 15/10

13:43-08:10

1 stop12h 27m

£422

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Tue 21/10

15:40-18:15

1 stop32h 35m

Chicago O'Hare Intl

Tue 28/10

19:30-10:55

1 stop10h 25m

£422

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Tue 16/9

10:40-19:41

1 stop15h 01m

Chicago O'Hare Intl

Fri 17/10

13:43-08:10

1 stop12h 27m

£422

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Sat 13/9

10:40-19:41

1 stop15h 01m

Chicago O'Hare Intl

Sat 18/10

13:40-08:10

1 stop12h 30m

£422

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Sat 13/9

10:40-19:41

1 stop15h 01m

Chicago O'Hare Intl

Wed 15/10

13:43-08:10

1 stop12h 27m

£422

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Tue 16/9

10:40-19:41

1 stop15h 01m

Chicago O'Hare Intl

Sat 18/10

13:40-08:10

1 stop12h 30m

£422

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Wed 17/9

17:25-10:55

2 stops23h 30m

Chicago O'Hare Intl

Sun 21/9

10:27-06:50

1 stop14h 23m

£424

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Sun 14/9

14:00-16:12

1 stop32h 12m

Chicago O'Hare Intl

Fri 19/9

17:17-10:00

1 stop34h 43m

£424

Flights are sorted by cheapest return flights first.

Deals found on 25/8

Showing 1-10 of 21 results
1
2
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Best time to book a flight from Gatwick to O'Hare Intl

Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl 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 O'Hare Intl Airport

How far ahead should I book a flight from London Gatwick Airport to Chicago O'Hare Intl Airport?

Use this chart to determine the optimal time to book a return flight from Gatwick to O'Hare Intl. Price data was last updated on 22 August 2025.

The price you pay for your flight from London Gatwick Airport to Chicago O'Hare Intl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 37 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from London Gatwick Airport to Chicago O'Hare Intl Airport?

Currently, January is the cheapest month in which you can book a flight from London Gatwick Airport to Chicago O'Hare Intl Airport (average of £595). Flying from London Gatwick Airport to Chicago O'Hare Intl Airport 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 ORD?

Find hourly flight availability from Gatwick to O'Hare Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 28 August 2025.

It’s optimal to fly from London Gatwick Airport to Chicago O'Hare Intl Airport at midday. By choosing this option you can save up to 18% on the cost of your flight, compared to a flight in the afternoon.

Reviews of airlines servicing O'Hare Intl

Get insights into the airlines that provide service to O'Hare Intl. 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 O'Hare Intl. Reviews last updated 28 August 2025.
Read through reviews of airlines operating flights from London Gatwick Airport to Chicago O'Hare Intl Airport, such as Icelandair and British Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Icelandair
7.0
Good
534 reviews
Check prices

Crew

8.0

Food

6.2

Comfort

6.9

Entertainment

7.0

Overall

7.0

Boarding

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

KEF - EWR

The airport in Reykjavik had too few seats at the departure gate. Otherwise the airport experience was fine. The flight was timely and smooth. The airplane was well maintained and staff pleasant and efficient
Icelandair
7.0
Good
534 reviews
Icelandair
7.0
Good
534 reviews
Check prices

Crew

8.0

Food

6.2

Comfort

6.9

Entertainment

7.0

Overall

7.0

Boarding

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

KEF - EWR

The airport in Reykjavik had too few seats at the departure gate. Otherwise the airport experience was fine. The flight was timely and smooth. The airplane was well maintained and staff pleasant and efficient
British Airways
6.7
Okay
7,310 reviews
Icelandair
7.0
Good
534 reviews
Check prices

Crew

8.0

Food

6.2

Comfort

6.9

Entertainment

7.0

Overall

7.0

Boarding

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

KEF - EWR

The airport in Reykjavik had too few seats at the departure gate. Otherwise the airport experience was fine. The flight was timely and smooth. The airplane was well maintained and staff pleasant and efficient

Related info for your journey

Find useful and relevant information for your journey from Gatwick to O'Hare Intl. 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 O'Hare Intl Airport?

    Airlines like British Airways and Icelandair fly from London Gatwick Airport to Chicago O'Hare Intl Airport in about 15h 01m. The time it takes to get you to your destination can typically vary by up to 17h 34m. London Gatwick Airport and Chicago O'Hare Intl Airport are separated by a distance of 3960 mi. Both multi-stop and direct flights can be found to your destination and back.

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

    Cheapflights users have booked flights from London Gatwick Airport to Chicago O'Hare Intl Airport round-trip from £311. Another airline that can offer you cheap pricing is British Airways. Icelandair is 36% cheaper than the average price of flights available within the next 90 days to this destination.

  • Can I find deals for flights from Gatwick to O'Hare Intl that include hotel bookings?

    Yes. In addition to deals on Gatwick to O'Hare Intl flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Gatwick to O'Hare Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Gatwick to O'Hare Intl.

  • Can I find deals for business class flights from Gatwick to O'Hare Intl?

    Yes. Cheapflights offers flight deals from Gatwick to O'Hare Intl 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 O'Hare Intl Airport?

    Currently, January is the cheapest month in which you can book a flight from London Gatwick Airport to Chicago O'Hare Intl Airport (average of £595). Flying from London Gatwick Airport to Chicago O'Hare Intl Airport 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

Travelling to a place near Chicago O'Hare Intl Airport?

Book flights to Chicago O'Hare Intl Airport if you plan to visit one of these locations
Downers Grove
Elk Grove Village
Rosemont

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Gatwick to O'Hare Intl

Discover the top 2 airlines that operate flights from Gatwick to O'Hare Intl. 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 28 August 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest£311Average£515FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
British AirwaysCheapest£411Average£577FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Gatwick to O'Hare Intl?

Cheapflights makes it easy to find Gatwick to O'Hare Intl flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Gatwick to O'Hare Intl?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to O'Hare Intl from Gatwick.

Can Cheapflights find flights from Gatwick to O'Hare Intl with no change fees?

Yes, we can. To see specific flights from Gatwick to O'Hare Intl with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Gatwick to O'Hare Intl become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to O'Hare Intl from Gatwick today and book when prices fit your budget.

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