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Cheap flights from Chicago to London from £280

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 15/12. 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 return flights

Enter your travel dates to find the best prices.
Icelandair Logo
18:30 - 10:55
ORD
-
LGW
10h 25m1 stop
Icelandair Logo
11:55 - 17:20
LGW
-
ORD
11h 25m1 stop
£416Icelandair
to., 12 feb. - ti., 17 feb.
Multiple Airlines Logo
12:44 - 10:00
ORD
-
LGW
15h 16m1 stop
Multiple Airlines Logo
14:00 - 13:13
LGW
-
ORD
29h 13m1 stop
£417Multiple Airlines
to., 15 jan. - ma., 19 jan.
Multiple Airlines Logo
19:30 - 18:30
ORD
-
LGW
18h 00m2 stops
Multiple Airlines Logo
08:50 - 18:20
LGW
-
ORD
14h 30m2 stops
£417Multiple Airlines
ti., 10 mar. - to., 26 mar.
Icelandair Logo
18:30 - 10:55
ORD
-
LGW
10h 25m1 stop
Icelandair Logo
11:55 - 17:20
LGW
-
ORD
11h 25m1 stop
£418Icelandair
on., 28 jan. - ti., 17 feb.
Icelandair Logo
19:25 - 14:40
ORD
-
LGW
13h 15m1 stop
Icelandair Logo
15:40 - 18:15
LGW
-
ORD
32h 35m1 stop
£419Icelandair
on., 8 apr. - on., 15 apr.
Icelandair Logo
18:30 - 10:55
ORD
-
LGW
10h 25m1 stop
Icelandair Logo
11:55 - 17:20
LGW
-
ORD
11h 25m1 stop
£420Icelandair
fr., 13 feb. - fr., 20 feb.
Multiple Airlines Logo
08:00 - 09:45
ORD
-
LGW
20h 45m2 stops
Multiple Airlines Logo
13:25 - 19:25
LGW
-
ORD
35h 00m2 stops
£421Multiple Airlines
ti., 17 mar. - ti., 24 mar.
Multiple Airlines Logo
13:37 - 12:20
ORD
-
LGW
17h 43m3 stops
Multiple Airlines Logo
20:35 - 17:45
LGW
-
ORD
26h 10m2 stops
£422Multiple Airlines
ma., 9 mar. - sø., 15 mar.
Multiple Airlines Logo
16:41 - 06:00
ORD
-
LGW
31h 19m2 stops
Multiple Airlines Logo
14:00 - 19:41
LGW
-
ORD
35h 41m1 stop
£423Multiple Airlines
lø., 17 jan. - lø., 24 jan.
Air France Logo
12:47 - 09:25
MDW
-
LGW
14h 38m2 stops
Air France Logo
10:25 - 21:45
LGW
-
MDW
17h 20m2 stops
£602Air France
on., 8 apr. - ma., 13 apr.

SWISS flights from Chicago to London Gatwick Airport

Our best SWISS deals on Chicago to London Gatwick Airport flight tickets
SWISS
20 Jan
ORD18:50Chicago O'Hare Intl
17h 00m
1 stop
LGW17:50London Gatwick
28 Jan
LGW18:40London Gatwick
24h 05m
1 stop
ORD12:45Chicago O'Hare Intl
£418
Find similar
SWISS
13 Jan
ORD18:50Chicago O'Hare Intl
17h 00m
1 stop
LGW17:50London Gatwick
27 Jan
LGW18:40London Gatwick
27h 40m
1 stop
ORD16:20Chicago O'Hare Intl
£427
Find similar
SWISS
9 Feb
ORD18:50Chicago O'Hare Intl
17h 00m
1 stop
LGW17:50London Gatwick
16 Feb
LGW18:40London Gatwick
27h 40m
1 stop
ORD16:20Chicago O'Hare Intl
£442
Find similar

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
7 Dec
ORD20:25Chicago O'Hare Intl
13h 20m
1 stop
LGW15:45London Gatwick
31 Jan
LGW16:35London Gatwick
28h 10m
1 stop
ORD14:45Chicago O'Hare Intl
£422
Find similar
TAP AIR PORTUGAL
28 Jan
ORD19:10Chicago O'Hare Intl
13h 55m
1 stop
LGW15:05London Gatwick
6 Feb
LGW21:25London Gatwick
47h 20m
2 stops
ORD14:45Chicago O'Hare Intl
£429
Find similar
TAP AIR PORTUGAL
11 Jan
ORD20:25Chicago O'Hare Intl
18h 10m
2 stops
LGW20:35London Gatwick
20 Jan
LGW16:35London Gatwick
28h 25m
1 stop
ORD15:00Chicago O'Hare Intl
£431
Find similar

momondo Fare Finder

 
Customise 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 279,928 searches. Data last updated 5 Desember 2025.
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

to. 12/2

18:30-10:55

1 stop10h 25m

London Gatwick

ti. 17/2

11:55-17:20

1 stop11h 25m

£416

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

to. 15/1

12:44-10:00

1 stop15h 16m

London Gatwick

ma. 19/1

14:00-13:13

1 stop29h 13m

£417

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

ti. 10/3

19:30-18:30

2 stops18h 00m

London Gatwick

to. 26/3

08:50-18:20

2 stops14h 30m

£417

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

on. 28/1

18:30-10:55

1 stop10h 25m

London Gatwick

ti. 17/2

11:55-17:20

1 stop11h 25m

£418

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

on. 8/4

19:25-14:40

1 stop13h 15m

London Gatwick

on. 15/4

15:40-18:15

1 stop32h 35m

£419

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

fr. 13/2

18:30-10:55

1 stop10h 25m

London Gatwick

fr. 20/2

11:55-17:20

1 stop11h 25m

£420

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

ti. 17/3

08:00-09:45

2 stops20h 45m

London Gatwick

ti. 24/3

13:25-19:25

2 stops35h 00m

£421

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

ma. 9/3

13:37-12:20

3 stops17h 43m

London Gatwick

sø. 15/3

20:35-17:45

2 stops26h 10m

£422

ChicagoLondon

ORD - LGW

ORDLGW

Chicago O'Hare Intl

lø. 17/1

16:41-06:00

2 stops31h 19m

London Gatwick

lø. 24/1

14:00-19:41

1 stop35h 41m

£423

ChicagoLondon

MDW - LGW

MDWLGW

Chicago Midway

on. 8/4

12:47-09:25

2 stops14h 38m

London Gatwick

ma. 13/4

10:25-21:45

2 stops17h 20m

£602

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 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 and London Gatwick Airport?

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

The cheapest month to fly to London Gatwick Airport from Chicago is in November. Flight prices, which tend to average around £390, are often lower during this time because this is during the off-season. If you don’t want to visit London Gatwick Airport in November, then you should wait until February to fly from Chicago, when ticket prices are also cheap, with an average price of £441.

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. The lowest ticket price found for a Thursday departure recently was £414. 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 to London Gatwick Airport on a Friday will generally be more expensive and average around £740. 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 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 £437. In contrast, the most expensive time of day to depart to London Gatwick Airport is in the morning when prices are around £637.

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 return 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 00m

Direct flights

None
The fastest flight from Chicago to London Gatwick Airport takes 10h 00m
There are no direct flights from Chicago to London Gatwick Airport. There are no popular flight routes from Chicago to London Gatwick Airport.
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  • How far is Chicago to London Gatwick by plane?

    The distance between Chicago and London Gatwick is about 3954.2 mi. 10h 00m is a normal flight duration for this route.

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

    Prices for flights from Chicago to London Gatwick Airport were last updated today.

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

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

    The travel and health documents required for your trip to London Gatwick Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London Gatwick Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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
Hayes
Dover
Chelmsford
Colchester
Worthing
Bedford
Ramsgate
Hounslow
Stansted

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to London from Chicago.

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

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

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?

Of course. momondo tracks the price of Chicago to London flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your London Gatwick Airport trip

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