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Cheap flights from London Gatwick Airport to Chicago from £408

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Gatwick Airport to Chicago departing on 18/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags
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Find the cheapest flights from London Gatwick Airport to Chicago

Cheap return flights

Enter your travel dates to find the best prices.
Icelandair Logo
15:40 - 21:25
LGW
-
ORD
11h 45m
1 stop
Icelandair Logo
19:25 - 14:40
ORD
-
LGW
13h 15m
1 stop
£512Icelandair
Sun, 20 Sep - Tue, 13 Oct
Icelandair Logo
15:40 - 21:25
LGW
-
ORD
11h 45m
1 stop
Icelandair Logo
19:25 - 14:40
ORD
-
LGW
13h 15m
1 stop
£512Icelandair
Sun, 20 Sep - Tue, 13 Oct
Icelandair Logo
15:40 - 18:15
LGW
-
ORD
32h 35m
1 stop
Icelandair Logo
19:25 - 14:40
ORD
-
LGW
13h 15m
1 stop
£514Icelandair
Sat, 5 Sep - Sat, 19 Sep
Multiple Airlines Logo
21:30 - 16:57
LGW
-
ORD
25h 27m
2 stops
Multiple Airlines Logo
22:25 - 14:40
ORD
-
LGW
10h 15m
1 stop
£515Multiple Airlines
Thu, 3 Sep - Sun, 6 Sep
Icelandair Logo
15:40 - 21:25
LGW
-
ORD
11h 45m
1 stop
Icelandair Logo
19:25 - 14:40
ORD
-
LGW
13h 15m
1 stop
£515Icelandair
Wed, 9 Sep - Wed, 23 Sep
Multiple Airlines Logo
21:30 - 19:52
LGW
-
ORD
28h 22m
2 stops
Multiple Airlines Logo
22:25 - 14:40
ORD
-
LGW
10h 15m
1 stop
£516Multiple Airlines
Thu, 27 Aug - Mon, 31 Aug
TAP AIR PORTUGAL Logo
14:50 - 16:00
LGW
-
ORD
31h 10m
1 stop
TAP AIR PORTUGAL Logo
18:00 - 20:25
ORD
-
LGW
20h 25m
2 stops
£517TAP AIR PORTUGAL
Thu, 1 Oct - Thu, 15 Oct
Icelandair Logo
15:40 - 21:25
LGW
-
ORD
11h 45m
1 stop
Icelandair Logo
19:25 - 14:40
ORD
-
LGW
13h 15m
1 stop
£518Icelandair
Wed, 9 Sep - Wed, 23 Sep
TAP AIR PORTUGAL Logo
21:15 - 16:00
LGW
-
ORD
24h 45m
2 stops
TAP AIR PORTUGAL Logo
18:00 - 14:00
ORD
-
LGW
14h 00m
1 stop
£518TAP AIR PORTUGAL
Tue, 8 Sep - Wed, 23 Sep
Multiple Airlines Logo
20:35 - 19:48
LGW
-
ORD
29h 13m
3 stops
Multiple Airlines Logo
22:25 - 14:40
ORD
-
LGW
10h 15m
1 stop
£519Multiple Airlines
Tue, 8 Sep - Wed, 23 Sep

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TAP AIR PORTUGAL flights from London Gatwick Airport to Chicago O'Hare Intl Airport

Our best TAP AIR PORTUGAL deals on London Gatwick Airport to Chicago O'Hare Intl Airport flight tickets
TAP AIR PORTUGAL
1 Oct
LGW14:50London Gatwick
31h 10m
1 stop
ORD16:00Chicago O'Hare Intl
15 Oct
ORD18:00Chicago O'Hare Intl
20h 25m
2 stops
LGW20:25London Gatwick
£517
TAP AIR PORTUGAL
8 Sept
LGW21:15London Gatwick
24h 45m
2 stops
ORD16:00Chicago O'Hare Intl
23 Sept
ORD18:00Chicago O'Hare Intl
14h 00m
1 stop
LGW14:00London Gatwick
£518
TAP AIR PORTUGAL
14 Oct
LGW16:25London Gatwick
26h 15m
1 stop
ORD12:40Chicago O'Hare Intl
21 Oct
ORD18:00Chicago O'Hare Intl
35h 20m
2 stops
LGW11:20London Gatwick
£521

Icelandair flights from London Gatwick Airport to Chicago O'Hare Intl Airport

Our best Icelandair deals on London Gatwick Airport to Chicago O'Hare Intl Airport flight tickets
Icelandair
20 Sept
LGW15:40London Gatwick
11h 45m
1 stop
ORD21:25Chicago O'Hare Intl
13 Oct
ORD19:25Chicago O'Hare Intl
13h 15m
1 stop
LGW14:40London Gatwick
£512
Icelandair
20 Sept
LGW15:40London Gatwick
11h 45m
1 stop
ORD21:25Chicago O'Hare Intl
13 Oct
ORD19:25Chicago O'Hare Intl
13h 15m
1 stop
LGW14:40London Gatwick
£512
Icelandair
5 Sept
LGW15:40London Gatwick
32h 35m
1 stop
ORD18:15Chicago O'Hare Intl
19 Sept
ORD19:25Chicago O'Hare Intl
13h 15m
1 stop
LGW14:40London Gatwick
£514

momondo Fare Finder

 
Customise your flight search to find flights from London Gatwick Airport to Chicago O'Hare Intl Airport 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, momondo users made 279,928 searches. Data last updated 3 July 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

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Sun 20/9

15:40-21:25

1 stop11h 45m

Chicago O'Hare Intl

Tue 13/10

19:25-14:40

1 stop13h 15m

£512

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Sun 20/9

15:40-21:25

1 stop11h 45m

Chicago O'Hare Intl

Tue 13/10

19:25-14:40

1 stop13h 15m

£512

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Sat 5/9

15:40-18:15

1 stop32h 35m

Chicago O'Hare Intl

Sat 19/9

19:25-14:40

1 stop13h 15m

£514

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Thu 3/9

21:30-16:57

2 stops25h 27m

Chicago O'Hare Intl

Sun 6/9

22:25-14:40

1 stop10h 15m

£515

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Wed 9/9

15:40-21:25

1 stop11h 45m

Chicago O'Hare Intl

Wed 23/9

19:25-14:40

1 stop13h 15m

£515

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Thu 27/8

21:30-19:52

2 stops28h 22m

Chicago O'Hare Intl

Mon 31/8

22:25-14:40

1 stop10h 15m

£516

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Thu 1/10

14:50-16:00

1 stop31h 10m

Chicago O'Hare Intl

Thu 15/10

18:00-20:25

2 stops20h 25m

£517

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Wed 9/9

15:40-21:25

1 stop11h 45m

Chicago O'Hare Intl

Wed 23/9

19:25-14:40

1 stop13h 15m

£518

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Tue 8/9

21:15-16:00

2 stops24h 45m

Chicago O'Hare Intl

Wed 23/9

18:00-14:00

1 stop14h 00m

£518

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Tue 8/9

20:35-19:48

3 stops29h 13m

Chicago O'Hare Intl

Wed 23/9

22:25-14:40

1 stop10h 15m

£519

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from London Gatwick Airport to Chicago O'Hare Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between London Gatwick Airport and Chicago O'Hare Intl Airport?

What is the cheapest month to fly to Chicago O'Hare Intl Airport?

The cheapest month to fly to Chicago O'Hare Intl Airport from London Gatwick Airport is in December. Flight prices, which tend to average around £364, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of December, then book flights to Chicago O'Hare Intl Airport from London Gatwick Airport during September instead. Flights to Chicago O'Hare Intl Airport in September, while not as cheap as those in December, still average around £379.

What is the cheapest day to depart on your flight to Chicago O'Hare Intl Airport?

The cheapest day to depart from London Gatwick Airport to Chicago O'Hare Intl Airport is on a Wednesday. Travellers who choose to depart for Chicago O'Hare Intl Airport on a Wednesday will often find tickets for as low as £675. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Chicago O'Hare Intl Airport on Sunday is £692.

What is the cheapest time of day to depart on your flight to Chicago O'Hare Intl Airport?

The cheapest time of day to fly to Chicago O'Hare Intl Airport is at midday when flights can be purchased for as low as £664. In contrast, the most expensive time of day to depart to Chicago O'Hare Intl Airport is in the afternoon when prices are around £694.

When to book flights from London Gatwick Airport to Chicago O'Hare Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from London Gatwick Airport to Chicago O'Hare Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap London Gatwick Airport to Chicago O'Hare Intl Airport (LGW to ORD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London Gatwick Airport to Chicago O'Hare Intl Airport

Fastest flight time

11h 25m

Direct flights

None
The fastest flight from London Gatwick Airport to Chicago O'Hare Intl Airport takes 11h 25m
There are no direct flights from London Gatwick Airport to Chicago O'Hare Intl Airport. There are no popular flight routes from London Gatwick Airport to Chicago O'Hare Intl Airport.
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Frequently asked questions about flying from London Gatwick Airport to Chicago O'Hare Intl Airport

  • How far is London Gatwick to Chicago O'Hare Intl by plane?

    London Gatwick and Chicago O'Hare Intl are 3960.0 mi apart from one another. By plane, this route typically takes 11h 25m.

  • When did momondo last update prices for flights from London Gatwick Airport to Chicago O'Hare Intl Airport?

    Prices for flights from London Gatwick Airport to Chicago O'Hare Intl Airport were last updated today.

  • How many operators does momondo search for flights from London Gatwick Airport to Chicago O'Hare Intl Airport?

  • How old do you have to be to fly from London Gatwick Airport to Chicago O'Hare Intl Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from London Gatwick Airport to Chicago O'Hare Intl Airport.

  • What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?

    The travel and health documents you'll need for your trip to Chicago O'Hare Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Chicago O'Hare Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from London Gatwick Airport to Chicago O'Hare Intl Airport?

Best airlines flying from London Gatwick Airport to Chicago O'Hare Intl Airport

Compare and see reviews for airlines that fly from London Gatwick Airport to Chicago O'Hare Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
IcelandairPriceFrom £352Free CancellationRating
7.0
697 reviews
Search Icelandair flights

Travelling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
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Why use momondo?

Why should I use momondo to find a flight deal from London to Chicago?

Finding the right flight to Chicago from London is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Chicago quick and easy, saving you time and money.

Can I find flights from London to Chicago with flexible booking policies on momondo?

All flight searches from London to Chicago on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from London to Chicago?

momondo helps you find the best flight between London and Chicago by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from London to Chicago right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Chicago from London. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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