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Cheap flights from Chicago to the United Kingdom from £131

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 the United Kingdom departing on 26/1. 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.
Multiple Airlines Logo
18:30 - 20:15
ORD
-
EDI
19h 45m
2 stops
Multiple Airlines Logo
08:40 - 17:20
EDI
-
ORD
14h 40m
2 stops
£358Multiple Airlines
Mon, 2 Feb - Tue, 10 Feb
Multiple Airlines Logo
18:30 - 20:15
ORD
-
EDI
19h 45m
2 stops
Multiple Airlines Logo
08:40 - 17:20
EDI
-
ORD
14h 40m
2 stops
£359Multiple Airlines
Mon, 2 Feb - Tue, 10 Feb
Icelandair Logo
18:30 - 10:00
ORD
-
EDI
9h 30m
1 stop
Icelandair Logo
11:00 - 17:20
EDI
-
ORD
12h 20m
1 stop
£364Icelandair
Mon, 2 Feb - Tue, 10 Feb
Icelandair Logo
18:30 - 10:00
ORD
-
EDI
9h 30m
1 stop
Icelandair Logo
12:20 - 17:20
EDI
-
ORD
11h 00m
1 stop
£365Icelandair
Mon, 2 Feb - Fri, 6 Feb
Scandinavian Airlines Logo
19:20 - 13:15
ORD
-
MAN
35h 55m
2 stops
Scandinavian Airlines Logo
12:55 - 16:45
MAN
-
ORD
33h 50m
2 stops
£377Scandinavian Airlines
Sat, 7 Feb - Tue, 10 Feb
Scandinavian Airlines Logo
20:20 - 08:55
ORD
-
LHR
55h 35m
2 stops
Scandinavian Airlines Logo
06:40 - 17:45
LHR
-
ORD
16h 05m
1 stop
£386Scandinavian Airlines
Sun, 15 Mar - Thu, 19 Mar
TAP AIR PORTUGAL Logo
18:00 - 10:05
ORD
-
MAN
34h 05m
1 stop
TAP AIR PORTUGAL Logo
11:00 - 16:15
MAN
-
ORD
35h 15m
1 stop
£390TAP AIR PORTUGAL
Fri, 1 May - Fri, 15 May
TAP AIR PORTUGAL Logo
18:00 - 10:05
ORD
-
MAN
34h 05m
1 stop
TAP AIR PORTUGAL Logo
11:00 - 16:15
MAN
-
ORD
35h 15m
1 stop
£391TAP AIR PORTUGAL
Fri, 1 May - Fri, 8 May
SWISS Logo
18:50 - 12:55
ORD
-
LCY
12h 05m
1 stop
SWISS Logo
09:20 - 17:20
LCY
-
ORD
13h 00m
1 stop
£433SWISS
Wed, 4 Mar - Wed, 11 Mar
SWISS Logo
18:50 - 12:55
ORD
-
LCY
12h 05m
1 stop
SWISS Logo
09:20 - 17:20
LCY
-
ORD
13h 00m
1 stop
£434SWISS
Wed, 4 Mar - Wed, 11 Mar

British Airways flights from Chicago to United Kingdom

Our best British Airways deals on Chicago to United Kingdom flight tickets
British Airways
17 Apr
ORD22:35Chicago O'Hare Intl
7h 40m
LHR12:15London Heathrow
19 Apr
LHR07:55London Heathrow
14h 05m
1 stop
ORD16:00Chicago O'Hare Intl
£404
British Airways
28 Apr
ORD16:16Chicago O'Hare Intl
14h 59m
2 stops
GLA13:15Glasgow Intl
4 May
GLA20:50Glasgow Intl
23h 10m
2 stops
ORD14:00Chicago O'Hare Intl
£411
British Airways
18 Feb
ORD17:10Chicago O'Hare Intl
7h 45m
LHR06:55London Heathrow
24 Feb
LHR08:50London Heathrow
16h 25m
1 stop
ORD19:15Chicago O'Hare Intl
£413

SWISS flights from Chicago to United Kingdom

Our best SWISS deals on Chicago to United Kingdom flight tickets
SWISS
17 Feb
ORD18:50Chicago O'Hare Intl
12h 10m
1 stop
LHR13:00London Heathrow
24 Feb
LHR20:05London Heathrow
26h 15m
1 stop
ORD16:20Chicago O'Hare Intl
£407
SWISS
28 Jan
ORD18:50Chicago O'Hare Intl
12h 10m
1 stop
LHR13:00London Heathrow
2 Feb
LHR18:40London Heathrow
27h 40m
1 stop
ORD16:20Chicago O'Hare Intl
£415
SWISS
9 Mar
ORD19:50Chicago O'Hare Intl
17h 05m
1 stop
MAN17:55Manchester
24 Mar
MAN18:45Manchester
27h 35m
1 stop
ORD17:20Chicago O'Hare Intl
£423

momondo Fare Finder

 
Customise your flight search to find flights from Chicago to United Kingdom 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 21 January 2026.
Use the filters below to find and compare flights from Chicago to the United Kingdom that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoEdinburgh

ORD - EDI

ORDEDI

Chicago O'Hare Intl

Mon 2/2

18:30-20:15

2 stops19h 45m

Edinburgh Turnhouse

Tue 10/2

08:40-17:20

2 stops14h 40m

£358

ChicagoEdinburgh

ORD - EDI

ORDEDI

Chicago O'Hare Intl

Mon 2/2

18:30-20:15

2 stops19h 45m

Edinburgh Turnhouse

Tue 10/2

08:40-17:20

2 stops14h 40m

£359

ChicagoEdinburgh

ORD - EDI

ORDEDI

Chicago O'Hare Intl

Mon 2/2

18:30-10:00

1 stop9h 30m

Edinburgh Turnhouse

Tue 10/2

11:00-17:20

1 stop12h 20m

£364

ChicagoEdinburgh

ORD - EDI

ORDEDI

Chicago O'Hare Intl

Mon 2/2

18:30-10:00

1 stop9h 30m

Edinburgh Turnhouse

Fri 6/2

12:20-17:20

1 stop11h 00m

£365

ChicagoManchester

ORD - MAN

ORDMAN

Chicago O'Hare Intl

Sat 7/2

19:20-13:15

2 stops35h 55m

Manchester

Tue 10/2

12:55-16:45

2 stops33h 50m

£377

ChicagoLondon

ORD - LHR

ORDLHR

Chicago O'Hare Intl

Sun 15/3

20:20-08:55

2 stops55h 35m

London Heathrow

Thu 19/3

06:40-17:45

1 stop16h 05m

£386

ChicagoManchester

ORD - MAN

ORDMAN

Chicago O'Hare Intl

Fri 1/5

18:00-10:05

1 stop34h 05m

Manchester

Fri 15/5

11:00-16:15

1 stop35h 15m

£390

ChicagoManchester

ORD - MAN

ORDMAN

Chicago O'Hare Intl

Fri 1/5

18:00-10:05

1 stop34h 05m

Manchester

Fri 8/5

11:00-16:15

1 stop35h 15m

£391

ChicagoLondon

ORD - LCY

ORDLCY

Chicago O'Hare Intl

Wed 4/3

18:50-12:55

1 stop12h 05m

London City

Wed 11/3

09:20-17:20

1 stop13h 00m

£433

ChicagoLondon

ORD - LCY

ORDLCY

Chicago O'Hare Intl

Wed 4/3

18:50-12:55

1 stop12h 05m

London City

Wed 11/3

09:20-17:20

1 stop13h 00m

£434

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 the United Kingdom from

How to get the cheapest flight ticket from Chicago to United Kingdom

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 United Kingdom?

The cheapest month to fly to United Kingdom from Chicago is in April. Flight prices, which tend to average around £486, are often lower during this time because this is during the off-season. If you are unable to visit United Kingdom during the month of April, then departing from Chicago during the month September is also very affordable. Most momondo users find prices during this month for around £486.

What is the cheapest day to depart on your flight to United Kingdom?

The cheapest day to depart from Chicago to United Kingdom is on a Sunday. Travellers who choose to depart for United Kingdom on a Sunday will often find tickets for as low as £503. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Chicago to United Kingdom for around £657.

What is the cheapest time of day to depart on your flight to United Kingdom?

The cheapest time of day to fly to United Kingdom is in the evening when flights can be purchased for as low as £563. Try not to purchase tickets in the afternoon because they tend to be around £577. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Chicago to United Kingdom flight route?

Fly from Chicago O'Hare Intl to London Heathrow for the best Chicago - United Kingdom flight prices

How far in advance should I book a flight to United Kingdom?

You are more likely to see cheaper flights to United Kingdom from Chicago when booking weeks ahead of your departure date. In general, you can expect to find flights to United Kingdom for around £582 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to United Kingdom from Chicago for as low as £512 on momondo.

What cabin class options are available on Chicago to United Kingdom flights?

There are 4 cabin classes available to choose from on Chicago to United Kingdom flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Chicago to United Kingdom flights?

You could potentially save up to 55% on your flight if you consider stops on a Chicago to United Kingdom flight.

Cheap Chicago to United Kingdom flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago to United Kingdom

Best price found

£333

Fastest flight time

7h 40m

Direct flights

Every day

Airports in United Kingdom

1,286 airports
The best one-way flight to United Kingdom from Chicago in the past 72 hours is £333. The best return flight deal from Chicago to United Kingdom found on momondo in the last 72 hours is £537.
The fastest flight from Chicago to United Kingdom takes 7h 40m
Direct flights go from Chicago to United Kingdom every day.
There are 1,286 airports in United Kingdom. From Chicago there are direct flights to London Heathrow (LHR), Edinburgh Turnhouse (EDI).
Search flight deals

  • When did momondo last update prices for flights from Chicago to United Kingdom?

    Prices for flights from Chicago to United Kingdom were last updated today.

  • How many operators does momondo search for flights from Chicago to United Kingdom?

  • How old do you have to be to fly from Chicago to United Kingdom?

    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 United Kingdom.

  • What documentation or ID do you need to fly to United Kingdom?

    The necessary travel and health documents for your United Kingdom trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Chicago to United Kingdom?

Best airlines flying from Chicago to United Kingdom

Compare and see reviews for airlines that fly from Chicago to United Kingdom with momondo
Airline
Rating
Free Cancellation
Price
IcelandairPriceFrom £339Free CancellationRating
7.1
602 reviews
Search Icelandair flights
Aer LingusPriceFrom £341Free CancellationRating
7.2
1,440 reviews
Search Aer Lingus flights
LufthansaPriceFrom £358Free CancellationRating
6.8
7,736 reviews
Search Lufthansa flights
British AirwaysPriceFrom £384Free CancellationRating
6.7
7,690 reviews
Search British Airways flights
American AirlinesPriceFrom £385Free CancellationRating
7.2
11,169 reviews
Search American Airlines flights
FinnairPriceFrom £413Free CancellationRating
7.6
1,353 reviews
Search Finnair flights
IberiaPriceFrom £453Free CancellationRating
7.0
3,094 reviews
Search Iberia flights
United AirlinesPriceFrom £461Free CancellationRating
7.4
9,189 reviews
Search United Airlines flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Chicago to United Kingdom . Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo enables you to select and highlight flights to United Kingdom from Chicago with this policy.

How can momondo help me find flights from Chicago to United Kingdom?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Chicago to United Kingdom.

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

Yes momondo offers price alerts on flights to United Kingdom from Chicago. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your United Kingdom trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
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Find better results for your trip to the United Kingdom

Popular Cities in the United Kingdom

Popular flights according to clicks in the last 7 days on momondo
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Flights to Bristolfrom £30
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Flights to Liverpoolfrom £30
Flights to Aberdeenfrom £36
Flights to Leedsfrom £59
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