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Cheap flights from Chicago O'Hare Intl Airport to London from $321

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 O'Hare Intl Airport to London departing on 7/28. 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

Find the cheapest flights from Chicago O'Hare Intl Airport to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
TAP AIR PORTUGAL Logo
7:50 pm - 8:25 pm
ORD
-
LGW
18h 35m
2 stops
TAP AIR PORTUGAL Logo
9:15 pm - 12:40 pm
LGW
-
ORD
21h 25m
2 stops
$896TAP AIR PORTUGAL
Thu, Aug 20 - Wed, Aug 26
Turkish Airlines Logo
8:10 pm - 9:55 am
ORD
-
LGW
31h 45m
1 stop
Turkish Airlines Logo
5:35 pm - 9:40 am
LGW
-
ORD
22h 05m
1 stop
$899Turkish Airlines
Mon, Sep 28 - Sun, Oct 4
Multiple Airlines Logo
10:25 pm - 2:40 pm
ORD
-
LGW
10h 15m
1 stop
Multiple Airlines Logo
12:40 pm - 9:35 pm
LGW
-
ORD
14h 55m
1 stop
$900Multiple Airlines
Wed, Oct 7 - Mon, Oct 19
JetBlue Logo
11:01 am - 9:35 am
ORD
-
LGW
16h 34m
1 stop
JetBlue Logo
12:20 pm - 7:26 pm
LGW
-
ORD
13h 06m
1 stop
$901JetBlue
Thu, Aug 20 - Mon, Aug 31
JetBlue Logo
11:01 am - 9:35 am
ORD
-
LGW
16h 34m
1 stop
JetBlue Logo
12:20 pm - 7:27 pm
LGW
-
ORD
13h 07m
1 stop
$902JetBlue
Wed, Aug 12 - Tue, Aug 25
JetBlue Logo
11:01 am - 9:35 am
ORD
-
LGW
16h 34m
1 stop
JetBlue Logo
12:20 pm - 7:27 pm
LGW
-
ORD
13h 07m
1 stop
$903JetBlue
Thu, Aug 13 - Thu, Aug 27
JetBlue Logo
11:01 am - 9:35 am
ORD
-
LGW
16h 34m
1 stop
JetBlue Logo
12:20 pm - 7:27 pm
LGW
-
ORD
13h 07m
1 stop
$904JetBlue
Thu, Aug 13 - Mon, Aug 24
Icelandair Logo
10:25 pm - 11:45 am
ORD
-
LGW
31h 20m
1 stop
Icelandair Logo
3:40 pm - 6:15 pm
LGW
-
ORD
32h 35m
1 stop
$905Icelandair
Sun, Aug 16 - Sun, Aug 23
TAP AIR PORTUGAL Logo
6:00 pm - 8:25 pm
ORD
-
LGW
20h 25m
2 stops
TAP AIR PORTUGAL Logo
4:25 pm - 4:00 pm
LGW
-
ORD
29h 35m
1 stop
$906TAP AIR PORTUGAL
Sun, Aug 9 - Tue, Aug 18
JetBlue Logo
11:01 am - 9:35 am
ORD
-
LGW
16h 34m
1 stop
JetBlue Logo
12:20 pm - 10:06 am
LGW
-
ORD
27h 46m
1 stop
$907JetBlue
Thu, Aug 6 - Sat, Aug 22

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

Our best JetBlue deals on Chicago O'Hare Intl Airport to London Gatwick Airport flight tickets
JetBlue
Aug 20
ORD11:01 amChicago O'Hare Intl
16h 34m
1 stop
LGW9:35 amLondon Gatwick
Aug 31
LGW12:20 pmLondon Gatwick
13h 06m
1 stop
ORD7:26 pmChicago O'Hare Intl
$901
JetBlue
Aug 12
ORD11:01 amChicago O'Hare Intl
16h 34m
1 stop
LGW9:35 amLondon Gatwick
Aug 25
LGW12:20 pmLondon Gatwick
13h 07m
1 stop
ORD7:27 pmChicago O'Hare Intl
$902
JetBlue
Aug 13
ORD11:01 amChicago O'Hare Intl
16h 34m
1 stop
LGW9:35 amLondon Gatwick
Aug 27
LGW12:20 pmLondon Gatwick
13h 07m
1 stop
ORD7:27 pmChicago O'Hare Intl
$903

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

Our best TAP AIR PORTUGAL deals on Chicago O'Hare Intl Airport to London Gatwick Airport flight tickets
TAP AIR PORTUGAL
Aug 20
ORD7:50 pmChicago O'Hare Intl
18h 35m
2 stops
LGW8:25 pmLondon Gatwick
Aug 26
LGW9:15 pmLondon Gatwick
21h 25m
2 stops
ORD12:40 pmChicago O'Hare Intl
$896
TAP AIR PORTUGAL
Aug 9
ORD6:00 pmChicago O'Hare Intl
20h 25m
2 stops
LGW8:25 pmLondon Gatwick
Aug 18
LGW4:25 pmLondon Gatwick
29h 35m
1 stop
ORD4:00 pmChicago O'Hare Intl
$906
TAP AIR PORTUGAL
Aug 21
ORD6:00 pmChicago O'Hare Intl
33h 45m
1 stop
LGW9:45 amLondon Gatwick
Aug 28
LGW9:15 pmLondon Gatwick
24h 50m
2 stops
ORD4:05 pmChicago O'Hare Intl
$910

momondo Fare Finder

 
Customize your flight search to find flights from Chicago O'Hare Intl Airport 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 June 27, 2026.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to London Gatwick Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Thu 8/20

7:50 pm-8:25 pm

2 stops18h 35m

London Gatwick

Wed 8/26

9:15 pm-12:40 pm

2 stops21h 25m

$896

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Mon 9/28

8:10 pm-9:55 am

1 stop31h 45m

London Gatwick

Sun 10/4

5:35 pm-9:40 am

1 stop22h 05m

$899
Quickest round-trip

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Wed 10/7

10:25 pm-2:40 pm

1 stop10h 15m

London Gatwick

Mon 10/19

12:40 pm-9:35 pm

1 stop14h 55m

$900

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Thu 8/20

11:01 am-9:35 am

1 stop16h 34m

London Gatwick

Mon 8/31

12:20 pm-7:26 pm

1 stop13h 06m

$901

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Wed 8/12

11:01 am-9:35 am

1 stop16h 34m

London Gatwick

Tue 8/25

12:20 pm-7:27 pm

1 stop13h 07m

$902

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Thu 8/13

11:01 am-9:35 am

1 stop16h 34m

London Gatwick

Thu 8/27

12:20 pm-7:27 pm

1 stop13h 07m

$903

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Thu 8/13

11:01 am-9:35 am

1 stop16h 34m

London Gatwick

Mon 8/24

12:20 pm-7:27 pm

1 stop13h 07m

$904

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Sun 8/16

10:25 pm-11:45 am

1 stop31h 20m

London Gatwick

Sun 8/23

3:40 pm-6:15 pm

1 stop32h 35m

$905

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Sun 8/9

6:00 pm-8:25 pm

2 stops20h 25m

London Gatwick

Tue 8/18

4:25 pm-4:00 pm

1 stop29h 35m

$906

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Thu 8/6

11:01 am-9:35 am

1 stop16h 34m

London Gatwick

Sat 8/22

12:20 pm-10:06 am

1 stop27h 46m

$907

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 O'Hare Intl Airport 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

What is the cheapest month to fly to London Gatwick Airport?

In general, January is the cheapest month to fly from Chicago O'Hare Intl Airport to London Gatwick Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $478. If you are unable to visit London Gatwick Airport during the month of January, then departing from Chicago O'Hare Intl Airport during the month February is also very affordable. Most momondo users find prices during this month for around $492.

Can stopping save me money on Chicago O'Hare Intl Airport to London Gatwick Airport flights?

You could potentially save up to 32% on your flight if you consider stops on a Chicago O'Hare Intl Airport to London Gatwick Airport flight.

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

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago O'Hare Intl Airport 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 O'Hare Intl Airport to London Gatwick Airport (ORD to LGW) flight deals and tips

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

Fastest flight time

10h 15m

Direct flights

None
The fastest flight from Chicago O'Hare Intl Airport to London Gatwick Airport takes 10h 15m
There are no direct flights from Chicago O'Hare Intl Airport to London Gatwick Airport. There are no popular flight routes from Chicago O'Hare Intl Airport to London Gatwick Airport.
Search flight deals

Frequently asked questions about flying from Chicago O'Hare Intl Airport to London Gatwick Airport

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

    The straight-line distance from Chicago O'Hare Intl to London Gatwick is 3960.0 mi. 10h 15m is a normal flight duration for this route.

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

    Prices for flights from Chicago O'Hare Intl Airport to London Gatwick Airport refresh daily.

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

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

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

Compare and see reviews for airlines that fly from Chicago O'Hare Intl Airport to London Gatwick Airport with momondo
Airline
Rating
Free Cancellation
Price
IcelandairPriceFrom $434Free CancellationRating
7.0
690 reviews
Search Icelandair flights

Traveling to a place near London?

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Milton Keynes
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Crawley
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Stansted
Harrow
Slough
Watford
Cobham
Brentwood
Guildford
Ilford
Folkestone
Uxbridge
Romford

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?

Yes. All flights to London from Chicago on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once you have performed a search for Chicago to London flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are not ready to book a flight from Chicago to London now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to London and let you know when they change.

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