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Cheap flights from London Gatwick Airport to Chicago O'Hare Intl Airport 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 — ORD
4 Mar — 11 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Gatwick to O'Hare Intl

Enter your travel dates to find the best prices.

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 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
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
Thu 19/214:00
LGW
-
ORD
2 stops23h 54m
Multiple Airlines
Mon 23/206:40
ORD
-
LGW
1 stop17h 20m
Multiple Airlines
Deal found 1/2£399

Find 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 2 February 2026.

Round-trip from

£388

One-way from

£345

Popular in

August

Cheapest in

September

Average price

£498
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. 10% potential increase in price (£39 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£15 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 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 2 February 2026.
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

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 - 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 - 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 - ORD

LGWORD

London Gatwick

Tue 31/3

21:15-16:00

2 stops24h 45m

Chicago O'Hare Intl

Sun 12/4

18:00-15:10

1 stop15h 10m

£499

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Fri 13/3

21:25-15:45

2 stops47h 20m

Chicago O'Hare Intl

Sun 22/3

21:25-20:35

2 stops18h 10m

£563

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Sun 22/2

12:30-00:16

2 stops17h 46m

Chicago O'Hare Intl

Wed 22/4

07:02-08:40

1 stop19h 38m

£565

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Sat 18/4

09:25-15:55

1 stop12h 30m

Chicago O'Hare Intl

Tue 21/4

21:30-17:50

2 stops14h 20m

£575

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Wed 27/5

15:40-21:25

1 stop11h 45m

Chicago O'Hare Intl

Sun 31/5

22:25-14:40

1 stop10h 15m

£583

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Wed 4/3

11:55-17:20

1 stop11h 25m

Chicago O'Hare Intl

Tue 10/3

10:00-10:55

2 stops19h 55m

£584

Flights are sorted by cheapest return flights first.

Deals found on 31/1

Showing 1-10 of 21 results
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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

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

Currently, December is the cheapest month in which you can book a flight from London Gatwick Airport to Chicago O'Hare Intl Airport (average of £214). Flying from London Gatwick Airport to Chicago O'Hare Intl Airport 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.

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 2 February 2026.
Read through reviews of airlines operating flights from London Gatwick Airport to Chicago O'Hare Intl Airport, such as Icelandair. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Icelandair
7.1
Good
606 reviews
Check prices

Overall

7.1

Boarding

7.2

Food

6.2

Entertainment

7.0

Comfort

7.0

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,Nov 2025

AMS - KEF

We paid a total of 328.00 for specific seats and we were not assigned to any of the seats for which we paid.
Icelandair
7.1
Good
606 reviews
Icelandair
7.1
Good
606 reviews
Check prices

Overall

7.1

Boarding

7.2

Food

6.2

Entertainment

7.0

Comfort

7.0

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,Nov 2025

AMS - KEF

We paid a total of 328.00 for specific seats and we were not assigned to any of the seats for which we paid.

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 Icelandair fly from London Gatwick Airport to Chicago O'Hare Intl Airport in about 11h 25m. The time it takes to get you to your destination can typically vary by up to . London Gatwick Airport and Chicago O'Hare Intl Airport are separated by a distance of 3960 mi.

  • What is the cheapest airline to fly 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 £333. Icelandair is 29% 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, December is the cheapest month in which you can book a flight from London Gatwick Airport to Chicago O'Hare Intl Airport (average of £214). Flying from London Gatwick Airport to Chicago O'Hare Intl Airport 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

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
Elk Grove Village

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Gatwick to O'Hare Intl

Discover the top airline 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 2 February 2026.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest£333Average£494FlexibilityNo cancel feeOn-time76%
Search Icelandair 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 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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