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Cheap flights from Chicago to London from $361

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago to London departing on 2/21. 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
0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Icelandair Logo
7:25 pm - 2:40 pm
ORD
-
LGW
13h 15m
1 stop
Icelandair Logo
3:40 pm - 9:25 pm
LGW
-
ORD
11h 45m
1 stop
$524Icelandair
Wed, Apr 29 - Sun, May 10
Multiple Airlines Logo
7:25 pm - 5:50 pm
ORD
-
LGW
16h 25m
2 stops
Multiple Airlines Logo
8:50 am - 6:15 pm
LGW
-
ORD
15h 25m
2 stops
$525Multiple Airlines
Wed, Apr 22 - Wed, Apr 29
Icelandair Logo
6:30 pm - 10:55 am
ORD
-
LGW
10h 25m
1 stop
Icelandair Logo
11:55 am - 6:20 pm
LGW
-
ORD
11h 25m
1 stop
$526Icelandair
Wed, Mar 4 - Wed, Mar 11
Icelandair Logo
7:25 pm - 2:40 pm
ORD
-
LGW
13h 15m
1 stop
Icelandair Logo
3:40 pm - 6:15 pm
LGW
-
ORD
32h 35m
1 stop
$527Icelandair
Thu, Apr 23 - Sat, May 9
Icelandair Logo
7:25 pm - 11:45 am
ORD
-
LGW
10h 20m
1 stop
Icelandair Logo
1:00 pm - 6:15 pm
LGW
-
ORD
11h 15m
1 stop
$528Icelandair
Wed, May 6 - Tue, May 12
Icelandair Logo
7:25 pm - 2:40 pm
ORD
-
LGW
13h 15m
1 stop
Icelandair Logo
1:00 pm - 6:15 pm
LGW
-
ORD
11h 15m
1 stop
$529Icelandair
Thu, May 7 - Thu, May 14
Icelandair Logo
10:25 pm - 2:40 pm
ORD
-
LGW
10h 15m
1 stop
Icelandair Logo
3:40 pm - 6:15 pm
LGW
-
ORD
32h 35m
1 stop
$530Icelandair
Fri, May 8 - Sat, May 16
Icelandair Logo
10:25 pm - 2:40 pm
ORD
-
LGW
10h 15m
1 stop
Icelandair Logo
3:40 pm - 9:25 pm
LGW
-
ORD
11h 45m
1 stop
$531Icelandair
Fri, May 1 - Sun, May 10
Icelandair Logo
7:25 pm - 11:45 am
ORD
-
LGW
10h 20m
1 stop
Icelandair Logo
1:00 pm - 6:15 pm
LGW
-
ORD
11h 15m
1 stop
$532Icelandair
Sat, May 2 - Thu, May 14
Multiple Airlines Logo
7:25 pm - 8:00 pm
ORD
-
LGW
18h 35m
2 stops
Multiple Airlines Logo
8:40 am - 6:15 pm
LGW
-
ORD
15h 35m
2 stops
$533Multiple Airlines
Sun, Apr 26 - Thu, Apr 30

TAP AIR PORTUGAL flights from Chicago to London Gatwick Airport

Our best TAP AIR PORTUGAL deals on Chicago to London Gatwick Airport flight tickets
TAP AIR PORTUGAL
Feb 18
ORD7:10 pmChicago O'Hare Intl
13h 55m
1 stop
LGW3:05 pmLondon Gatwick
Feb 28
LGW4:35 pmLondon Gatwick
28h 10m
1 stop
ORD2:45 pmChicago O'Hare Intl
$553
TAP AIR PORTUGAL
Feb 18
ORD7:10 pmChicago O'Hare Intl
13h 55m
1 stop
LGW3:05 pmLondon Gatwick
Feb 28
LGW4:35 pmLondon Gatwick
28h 10m
1 stop
ORD2:45 pmChicago O'Hare Intl
$554
TAP AIR PORTUGAL
Mar 4
ORD7:10 pmChicago O'Hare Intl
32h 40m
1 stop
LGW9:50 amLondon Gatwick
Mar 10
LGW4:35 pmLondon Gatwick
28h 25m
1 stop
ORD4:00 pmChicago O'Hare Intl
$576

Icelandair flights from Chicago to London Gatwick Airport

Our best Icelandair deals on Chicago to London Gatwick Airport flight tickets
Icelandair
Apr 29
ORD7:25 pmChicago O'Hare Intl
13h 15m
1 stop
LGW2:40 pmLondon Gatwick
May 10
LGW3:40 pmLondon Gatwick
11h 45m
1 stop
ORD9:25 pmChicago O'Hare Intl
$524
Icelandair
Mar 4
ORD6:30 pmChicago O'Hare Intl
10h 25m
1 stop
LGW10:55 amLondon Gatwick
Mar 11
LGW11:55 amLondon Gatwick
11h 25m
1 stop
ORD6:20 pmChicago O'Hare Intl
$526
Icelandair
Apr 23
ORD7:25 pmChicago O'Hare Intl
13h 15m
1 stop
LGW2:40 pmLondon Gatwick
May 9
LGW3:40 pmLondon Gatwick
32h 35m
1 stop
ORD6:15 pmChicago O'Hare Intl
$527

momondo Fare Finder

 
Customize your flight search to find flights from Chicago to London Gatwick 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 832,500 searches. Data last updated February 8, 2026.
Use the filters below to find and compare flights from Chicago to London Gatwick Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Wed 4/29

7:25 pm-2:40 pm

1 stop13h 15m

London Gatwick

Sun 5/10

3:40 pm-9:25 pm

1 stop11h 45m

$524

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Wed 4/22

7:25 pm-5:50 pm

2 stops16h 25m

London Gatwick

Wed 4/29

8:50 am-6:15 pm

2 stops15h 25m

$525

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Wed 3/4

6:30 pm-10:55 am

1 stop10h 25m

London Gatwick

Wed 3/11

11:55 am-6:20 pm

1 stop11h 25m

$526

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Thu 4/23

7:25 pm-2:40 pm

1 stop13h 15m

London Gatwick

Sat 5/9

3:40 pm-6:15 pm

1 stop32h 35m

$527

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Wed 5/6

7:25 pm-11:45 am

1 stop10h 20m

London Gatwick

Tue 5/12

1:00 pm-6:15 pm

1 stop11h 15m

$528

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Thu 5/7

7:25 pm-2:40 pm

1 stop13h 15m

London Gatwick

Thu 5/14

1:00 pm-6:15 pm

1 stop11h 15m

$529

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Fri 5/8

10:25 pm-2:40 pm

1 stop10h 15m

London Gatwick

Sat 5/16

3:40 pm-6:15 pm

1 stop32h 35m

$530

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Fri 5/1

10:25 pm-2:40 pm

1 stop10h 15m

London Gatwick

Sun 5/10

3:40 pm-9:25 pm

1 stop11h 45m

$531

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Sat 5/2

7:25 pm-11:45 am

1 stop10h 20m

London Gatwick

Thu 5/14

1:00 pm-6:15 pm

1 stop11h 15m

$532

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Sun 4/26

7:25 pm-8:00 pm

2 stops18h 35m

London Gatwick

Thu 4/30

8:40 am-6:15 pm

2 stops15h 35m

$533

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to London from

How to get the cheapest flight ticket from Chicago to London Gatwick 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

Can stopping save me money on Chicago to London Gatwick Airport flights?

You could potentially save up to 19% on your flight if you consider stops on a Chicago to London Gatwick Airport flight.

When to book flights from Chicago to London Gatwick Airport

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

Cheap Chicago to London Gatwick Airport (CHI to LGW) flight deals and tips

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

Fastest flight time

10h 10m

Direct flights

None
The fastest flight from Chicago to London Gatwick Airport takes 10h 10m
There are no direct flights from Chicago to London Gatwick Airport. There are no popular flight routes from Chicago to London Gatwick Airport.
Search flight deals

  • How far is Chicago to London Gatwick by plane?

    London Gatwick is 3954.2 mi away from Chicago. In terms of flight time, this usually takes a little over 10h 10m.

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

    Prices for flights from Chicago to London Gatwick Airport refresh daily.

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

  • How old do you have to be to fly from Chicago to London Gatwick Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago to London Gatwick Airport.

  • What documentation or ID do you need to fly to London Gatwick Airport?

    The travel and health documents you'll need for your trip to London Gatwick 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 London Gatwick 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 Chicago to London Gatwick Airport?

Best airlines flying from Chicago to London Gatwick Airport

Compare and see reviews for airlines that fly from Chicago to London Gatwick Airport with momondo
Airline
Rating
Free Cancellation
Price
IcelandairPriceFrom $477Free CancellationRating
7.1
606 reviews
Search Icelandair flights
DeltaPriceFrom $712Free CancellationRating
7.9
8,173 reviews
Search Delta flights

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Gatwick
Hounslow
Milton Keynes
Luton
Dover
Slough
Guildford
Crawley
Wembley
Dartford
Hayes
Croydon
Brentwood
Harrow
Watford
Cobham
Folkestone
Romford
Stansted
Richmond

Why use momondo?

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

It is quick and easy to find Chicago to London flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to London that suits you.

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

momondo does allow users to show only those flights to London from Chicago which offer a flexible booking policy as well as other useful filters and features.

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

Once all potential Chicago to London flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are simply researching potential flights to London, momondo offers a useful price alert feature which will track prices for flights to London from Chicago and alert you when they change.

An easier way to manage your London Gatwick Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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