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Cheap flights from Chicago O'Hare Intl Airport to London from $431

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 7/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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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.
SWISS Logo
2:40 pm - 8:25 am
ORD
-
LGW
11h 45m
1 stop
SWISS Logo
9:25 am - 3:55 pm
LGW
-
ORD
12h 30m
1 stop
$820SWISS
Tue, Sep 29 - Fri, Oct 23
Turkish Airlines Logo
8:10 pm - 10:25 pm
ORD
-
LGW
20h 15m
1 stop
Turkish Airlines Logo
6:25 am - 7:25 pm
LGW
-
ORD
19h 00m
1 stop
$821Turkish Airlines
Thu, Oct 22 - Fri, Nov 6
SWISS Logo
2:20 pm - 8:25 am
ORD
-
LGW
12h 05m
1 stop
SWISS Logo
6:35 pm - 12:35 pm
LGW
-
ORD
24h 00m
1 stop
$823SWISS
Sun, Aug 23 - Mon, Sep 7
Multiple Airlines Logo
9:55 am - 5:05 pm
ORD
-
LGW
25h 10m
3 stops
Multiple Airlines Logo
8:40 am - 7:25 pm
LGW
-
ORD
16h 45m
2 stops
$825Multiple Airlines
Wed, Jun 3 - Mon, Jun 8
Multiple Airlines Logo
9:55 am - 5:05 pm
ORD
-
LGW
25h 10m
3 stops
Multiple Airlines Logo
9:30 pm - 4:57 pm
LGW
-
ORD
25h 27m
2 stops
$827Multiple Airlines
Wed, Jun 17 - Mon, Jun 22
Multiple Airlines Logo
9:57 pm - 10:00 am
ORD
-
LGW
30h 03m
2 stops
Multiple Airlines Logo
2:00 pm - 11:14 pm
LGW
-
ORD
15h 14m
1 stop
$828Multiple Airlines
Sat, Jul 11 - Sat, Sep 5
Multiple Airlines Logo
7:25 am - 7:55 am
ORD
-
LGW
18h 30m
2 stops
Multiple Airlines Logo
9:40 am - 1:10 pm
LGW
-
ORD
33h 30m
2 stops
$829Multiple Airlines
Sun, Jun 7 - Tue, Jun 9
Multiple Airlines Logo
10:25 pm - 11:25 pm
ORD
-
LGW
19h 00m
2 stops
Multiple Airlines Logo
6:55 am - 9:25 pm
LGW
-
ORD
20h 30m
2 stops
$830Multiple Airlines
Mon, Aug 24 - Mon, Aug 31
Turkish Airlines Logo
8:10 pm - 10:25 pm
ORD
-
LGW
20h 15m
1 stop
Turkish Airlines Logo
5:05 pm - 12:05 pm
LGW
-
ORD
24h 00m
1 stop
$831Turkish Airlines
Sun, Sep 13 - Sat, Oct 31
Multiple Airlines Logo
9:55 am - 6:25 pm
ORD
-
LGW
26h 30m
2 stops
Multiple Airlines Logo
9:30 pm - 10:05 pm
LGW
-
ORD
30h 35m
3 stops
$832Multiple Airlines
Wed, Jun 3 - Mon, Jun 22

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

Our best Icelandair deals on Chicago O'Hare Intl Airport to London Gatwick Airport flight tickets
Icelandair
Jul 5
ORD10:25 pmChicago O'Hare Intl
10h 15m
1 stop
LGW2:40 pmLondon Gatwick
Sep 3
LGW1:00 pmLondon Gatwick
11h 15m
1 stop
ORD6:15 pmChicago O'Hare Intl
$834
Icelandair
Aug 23
ORD10:25 pmChicago O'Hare Intl
10h 15m
1 stop
LGW2:40 pmLondon Gatwick
Aug 27
LGW1:00 pmLondon Gatwick
11h 15m
1 stop
ORD6:15 pmChicago O'Hare Intl
$835
Icelandair
Aug 23
ORD10:25 pmChicago O'Hare Intl
10h 15m
1 stop
LGW2:40 pmLondon Gatwick
Aug 30
LGW1:00 pmLondon Gatwick
11h 15m
1 stop
ORD6:15 pmChicago O'Hare Intl
$837

Turkish Airlines flights from Chicago O'Hare Intl Airport to London Gatwick Airport

Our best Turkish Airlines deals on Chicago O'Hare Intl Airport to London Gatwick Airport flight tickets
Turkish Airlines
Oct 22
ORD8:10 pmChicago O'Hare Intl
20h 15m
1 stop
LGW10:25 pmLondon Gatwick
Nov 6
LGW6:25 amLondon Gatwick
19h 00m
1 stop
ORD7:25 pmChicago O'Hare Intl
$821
Turkish Airlines
Sep 13
ORD8:10 pmChicago O'Hare Intl
20h 15m
1 stop
LGW10:25 pmLondon Gatwick
Oct 31
LGW5:05 pmLondon Gatwick
24h 00m
1 stop
ORD12:05 pmChicago O'Hare Intl
$831
Turkish Airlines
Sep 13
ORD11:25 amChicago O'Hare Intl
16h 30m
1 stop
LGW9:55 amLondon Gatwick
Oct 8
LGW7:30 amLondon Gatwick
32h 10m
1 stop
ORD9:40 amChicago O'Hare Intl
$846

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 May 13, 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
Quickest round-trip

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Tue 9/29

2:40 pm-8:25 am

1 stop11h 45m

London Gatwick

Fri 10/23

9:25 am-3:55 pm

1 stop12h 30m

$820

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Thu 10/22

8:10 pm-10:25 pm

1 stop20h 15m

London Gatwick

Fri 11/6

6:25 am-7:25 pm

1 stop19h 00m

$821

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Sun 8/23

2:20 pm-8:25 am

1 stop12h 05m

London Gatwick

Mon 9/7

6:35 pm-12:35 pm

1 stop24h 00m

$823

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Wed 6/3

9:55 am-5:05 pm

3 stops25h 10m

London Gatwick

Mon 6/8

8:40 am-7:25 pm

2 stops16h 45m

$825

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Wed 6/17

9:55 am-5:05 pm

3 stops25h 10m

London Gatwick

Mon 6/22

9:30 pm-4:57 pm

2 stops25h 27m

$827

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Sat 7/11

9:57 pm-10:00 am

2 stops30h 03m

London Gatwick

Sat 9/5

2:00 pm-11:14 pm

1 stop15h 14m

$828

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Sun 6/7

7:25 am-7:55 am

2 stops18h 30m

London Gatwick

Tue 6/9

9:40 am-1:10 pm

2 stops33h 30m

$829

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Mon 8/24

10:25 pm-11:25 pm

2 stops19h 00m

London Gatwick

Mon 8/31

6:55 am-9:25 pm

2 stops20h 30m

$830

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Sun 9/13

8:10 pm-10:25 pm

1 stop20h 15m

London Gatwick

Sat 10/31

5:05 pm-12:05 pm

1 stop24h 00m

$831

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Wed 6/3

9:55 am-6:25 pm

2 stops26h 30m

London Gatwick

Mon 6/22

9:30 pm-10:05 pm

3 stops30h 35m

$832

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

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

In general, June 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 $371. If you are unable to visit London Gatwick Airport during the month of June, then departing from Chicago O'Hare Intl Airport during the month January is also very affordable. Most momondo users find prices during this month for around $478.

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 $465Free CancellationRating
7.0
654 reviews
Search Icelandair flights
DeltaPriceFrom $712Free CancellationRating
7.9
8,450 reviews
Search Delta flights

Traveling to a place near London?

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

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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