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Cheap flights from Chicago O'Hare Intl Airport to London from £176

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 15/11. 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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0 bags
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Find the cheapest flights from Chicago O'Hare Intl Airport to London

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
19:10 - 21:10ORD-LGW
20h 00m2 stops
Multiple Airlines Logo
14:00 - 16:45LGW-ORD
32h 45m2 stops
£407Multiple Airlines
Find Deal
Sun, 11 Jan - Fri, 16 Jan
Multiple Airlines Logo
18:30 - 21:05ORD-LGW
20h 35m2 stops
Multiple Airlines Logo
08:50 - 18:20LGW-ORD
14h 30m2 stops
£408Multiple Airlines
Find Deal
Tue, 3 Mar - Tue, 10 Mar
Icelandair Logo
18:30 - 10:55ORD-LGW
10h 25m1 stop
Icelandair Logo
11:55 - 17:20LGW-ORD
11h 25m1 stop
£409Icelandair
Find Deal
Sat, 15 Nov - Wed, 19 Nov
Icelandair Logo
18:30 - 10:55ORD-LGW
10h 25m1 stop
Icelandair Logo
11:55 - 17:20LGW-ORD
11h 25m1 stop
£411Icelandair
Find Deal
Sat, 28 Feb - Sat, 7 Mar
Multiple Airlines Logo
18:30 - 17:50ORD-LGW
17h 20m3 stops
Multiple Airlines Logo
22:30 - 17:20LGW-ORD
24h 50m2 stops
£411Multiple Airlines
Find Deal
Tue, 9 Dec - Sat, 13 Dec
Icelandair Logo
18:30 - 10:55ORD-LGW
10h 25m1 stop
Icelandair Logo
11:55 - 17:20LGW-ORD
11h 25m1 stop
£412Icelandair
Find Deal
Tue, 6 Jan - Mon, 12 Jan
Multiple Airlines Logo
21:50 - 21:00ORD-LGW
17h 10m2 stops
Multiple Airlines Logo
13:25 - 18:25LGW-ORD
35h 00m2 stops
£414Multiple Airlines
Find Deal
Mon, 24 Nov - Tue, 2 Dec
TAP AIR PORTUGAL Logo
20:15 - 15:45ORD-LGW
13h 30m1 stop
TAP AIR PORTUGAL Logo
16:35 - 15:00LGW-ORD
28h 25m1 stop
£417TAP AIR PORTUGAL
Find Deal
Fri, 14 Nov - Tue, 18 Nov
TAP AIR PORTUGAL Logo
18:00 - 14:00ORD-LGW
14h 00m1 stop
TAP AIR PORTUGAL Logo
10:35 - 16:00LGW-ORD
35h 25m1 stop
£434TAP AIR PORTUGAL
Find Deal
Wed, 15 Apr - Thu, 30 Apr
TAP AIR PORTUGAL Logo
20:25 - 15:45ORD-LGW
13h 20m1 stop
TAP AIR PORTUGAL Logo
16:35 - 14:45LGW-ORD
28h 10m1 stop
£435TAP AIR PORTUGAL
Find Deal
Sun, 11 Jan - Sat, 17 Jan

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
15 Nov
ORD18:30Chicago O'Hare Intl
10h 25m
1 stop
LGW10:55London Gatwick
19 Nov
LGW11:55London Gatwick
11h 25m
1 stop
ORD17:20Chicago O'Hare Intl
£409
Find similar
Icelandair
28 Feb
ORD18:30Chicago O'Hare Intl
10h 25m
1 stop
LGW10:55London Gatwick
7 Mar
LGW11:55London Gatwick
11h 25m
1 stop
ORD17:20Chicago O'Hare Intl
£411
Find similar
Icelandair
6 Jan
ORD18:30Chicago O'Hare Intl
10h 25m
1 stop
LGW10:55London Gatwick
12 Jan
LGW11:55London Gatwick
11h 25m
1 stop
ORD17:20Chicago O'Hare Intl
£412
Find similar

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
14 Nov
ORD20:15Chicago O'Hare Intl
13h 30m
1 stop
LGW15:45London Gatwick
18 Nov
LGW16:35London Gatwick
28h 25m
1 stop
ORD15:00Chicago O'Hare Intl
£417
Find similar
TAP AIR PORTUGAL
9 Nov
ORD20:25Chicago O'Hare Intl
31h 25m
1 stop
LGW09:50London Gatwick
18 Nov
LGW16:35London Gatwick
28h 25m
1 stop
ORD15:00Chicago O'Hare Intl
£421
Find similar
TAP AIR PORTUGAL
9 Nov
ORD20:25Chicago O'Hare Intl
31h 25m
1 stop
LGW09:50London Gatwick
18 Nov
LGW16:35London Gatwick
28h 25m
1 stop
ORD15:00Chicago O'Hare Intl
£424
Find similar

momondo Fare Finder

 
Customise 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 279,928 searches. Data last updated 3 November 2025.
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

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Sun 11/1

19:10-21:10

2 stops20h 00m

London Gatwick

Fri 16/1

14:00-16:45

2 stops32h 45m

£407

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Tue 3/3

18:30-21:05

2 stops20h 35m

London Gatwick

Tue 10/3

08:50-18:20

2 stops14h 30m

£408

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Sat 15/11

18:30-10:55

1 stop10h 25m

London Gatwick

Wed 19/11

11:55-17:20

1 stop11h 25m

£409

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Sat 28/2

18:30-10:55

1 stop10h 25m

London Gatwick

Sat 7/3

11:55-17:20

1 stop11h 25m

£411

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Tue 9/12

18:30-17:50

3 stops17h 20m

London Gatwick

Sat 13/12

22:30-17:20

2 stops24h 50m

£411

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Tue 6/1

18:30-10:55

1 stop10h 25m

London Gatwick

Mon 12/1

11:55-17:20

1 stop11h 25m

£412

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Mon 24/11

21:50-21:00

2 stops17h 10m

London Gatwick

Tue 2/12

13:25-18:25

2 stops35h 00m

£414

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Fri 14/11

20:15-15:45

1 stop13h 30m

London Gatwick

Tue 18/11

16:35-15:00

1 stop28h 25m

£417

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Wed 15/4

18:00-14:00

1 stop14h 00m

London Gatwick

Thu 30/4

10:35-16:00

1 stop35h 25m

£434

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

Sun 11/1

20:25-15:45

1 stop13h 20m

London Gatwick

Sat 17/1

16:35-14:45

1 stop28h 10m

£435

Flights are sorted by cheapest return 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?

The cheapest month to fly to London Gatwick Airport from Chicago O'Hare Intl Airport is in January. Flight prices, which tend to average around £421, are often lower during this time because this is during the off-season. If you don’t want to visit London Gatwick Airport in January, then you should wait until February to fly from Chicago O'Hare Intl Airport, when ticket prices are also cheap, with an average price of £436.

What is the cheapest day to depart on your flight to London Gatwick Airport?

According to our data, Thursday is the cheapest day to fly to London Gatwick Airport from Chicago O'Hare Intl Airport. The lowest ticket price found for a Thursday departure recently was £420. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Flights from Chicago O'Hare Intl Airport to London Gatwick Airport on a Friday will generally be more expensive and average around £751. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to London Gatwick Airport?

Our data shows that the cheapest Chicago O'Hare Intl Airport to London Gatwick Airport flights are usually those with departure times in the afternoon. Our users have found flights to London Gatwick Airport in the afternoon for as low as £443. In contrast, the most expensive time of day to depart to London Gatwick Airport is in the morning when prices are around £647.

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 return 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

Direct flights

None
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.
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  • How far is Chicago O'Hare Intl to London Gatwick by plane?

    The distance between Chicago O'Hare Intl and London Gatwick is about 3960.0 mi. Typically, this will take 10h 25m by plane in normal conditions.

  • 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 were last updated today.

  • 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.

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Eastbourne
Milton Keynes
Luton
Gatwick
Maidstone
Slough
Canterbury
Southend-on-Sea
Ipswich
Ilford
Guildford
Colchester
Dover
Hayes
Chelmsford
Worthing
Dartford
Ramsgate
Bedford
Stansted

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?

momondo helps you find the best flight between Chicago and London 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 Chicago to London right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Chicago to London flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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