Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from the United Kingdom to Chicago from £274

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the United Kingdom to Chicago departing on 3/3. 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

Discover deals from 900+ travel sites with momondo.

Voted winner of Europe's Best Travel App 2023

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from the United Kingdom to Chicago

Recent return flight deals from the United Kingdom to Chicago

Enter your travel dates to find the best prices.
Scandinavian Airlines Logo
10:10 - 17:55
MAN
-
ORD
12h 45m1 stop
Scandinavian Airlines Logo
20:20 - 18:35
ORD
-
MAN
17h 15m1 stop
£401Scandinavian Airlines
Fri, 13 Mar - Sun, 15 Mar
Scandinavian Airlines Logo
10:10 - 16:55
MAN
-
ORD
12h 45m1 stop
Scandinavian Airlines Logo
19:20 - 09:30
ORD
-
MAN
32h 10m1 stop
£402Scandinavian Airlines
Sun, 1 Feb - Sun, 1 Mar
Scandinavian Airlines Logo
10:10 - 16:55
MAN
-
ORD
12h 45m1 stop
Scandinavian Airlines Logo
19:20 - 12:15
ORD
-
MAN
34h 55m2 stops
£403Scandinavian Airlines
Sun, 1 Feb - Sun, 1 Mar
Icelandair Logo
12:20 - 17:20
EDI
-
ORD
11h 00m1 stop
Icelandair Logo
18:30 - 10:00
ORD
-
EDI
9h 30m1 stop
£407Icelandair
Tue, 27 Jan - Sat, 31 Jan
Icelandair Logo
12:20 - 17:20
EDI
-
ORD
11h 00m1 stop
Icelandair Logo
18:30 - 10:00
ORD
-
EDI
9h 30m1 stop
£422Icelandair
Fri, 6 Feb - Mon, 9 Feb
Aer Lingus Logo
09:50 - 19:15
LHR
-
ORD
15h 25m1 stop
Aer Lingus Logo
15:45 - 09:05
ORD
-
LHR
11h 20m1 stop
£459Aer Lingus
Fri, 27 Feb - Tue, 30 Jun
Lufthansa Logo
18:30 - 14:10
LHR
-
ORD
25h 40m2 stops
Lufthansa Logo
21:50 - 15:50
ORD
-
LHR
12h 00m1 stop
£462Lufthansa
Thu, 8 Jan - Wed, 18 Feb
Lufthansa Logo
18:30 - 14:10
LHR
-
ORD
25h 40m2 stops
Lufthansa Logo
21:50 - 17:05
ORD
-
LHR
13h 15m1 stop
£463Lufthansa
Thu, 8 Jan - Wed, 18 Feb
British Airways Logo
11:25 - 19:15
LCY
-
ORD
13h 50m1 stop
British Airways Logo
21:00 - 18:35
ORD
-
LCY
15h 35m1 stop
£463British Airways
Sat, 7 Feb - Mon, 16 Feb
British Airways Logo
20:20 - 19:15
LCY
-
ORD
28h 55m2 stops
British Airways Logo
21:00 - 20:40
ORD
-
LCY
17h 40m1 stop
£464British Airways
Sun, 11 Jan - Sun, 18 Jan

Scandinavian Airlines flights from United Kingdom to Chicago

Our best Scandinavian Airlines deals on United Kingdom to Chicago flight tickets
Scandinavian Airlines
13 Mar
MAN10:10Manchester
12h 45m
1 stop
ORD17:55Chicago O'Hare Intl
15 Mar
ORD20:20Chicago O'Hare Intl
17h 15m
1 stop
MAN18:35Manchester
£401
Find similar
Scandinavian Airlines
1 Feb
MAN10:10Manchester
12h 45m
1 stop
ORD16:55Chicago O'Hare Intl
1 Mar
ORD19:20Chicago O'Hare Intl
32h 10m
1 stop
MAN09:30Manchester
£402
Find similar
Scandinavian Airlines
1 Feb
MAN10:10Manchester
12h 45m
1 stop
ORD16:55Chicago O'Hare Intl
1 Mar
ORD19:20Chicago O'Hare Intl
34h 55m
2 stops
MAN12:15Manchester
£403
Find similar

Icelandair flights from United Kingdom to Chicago

Our best Icelandair deals on United Kingdom to Chicago flight tickets
Icelandair
27 Jan
EDI12:20Edinburgh Turnhouse
11h 00m
1 stop
ORD17:20Chicago O'Hare Intl
31 Jan
ORD18:30Chicago O'Hare Intl
9h 30m
1 stop
EDI10:00Edinburgh Turnhouse
£407
Find similar
Icelandair
6 Feb
EDI12:20Edinburgh Turnhouse
11h 00m
1 stop
ORD17:20Chicago O'Hare Intl
9 Feb
ORD18:30Chicago O'Hare Intl
9h 30m
1 stop
EDI10:00Edinburgh Turnhouse
£422
Find similar
Icelandair
27 Jan
EDI12:20Edinburgh Turnhouse
11h 00m
1 stop
ORD17:20Chicago O'Hare Intl
31 Jan
ORD18:30Chicago O'Hare Intl
9h 30m
1 stop
EDI10:00Edinburgh Turnhouse
£425
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from United Kingdom to Chicago 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 December 2025.
Use the filters below to find and compare flights from the United Kingdom to Chicago that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ManchesterChicago

MAN - ORD

MANORD

Manchester

Fri 13/3

10:10-17:55

1 stop12h 45m

Chicago O'Hare Intl

Sun 15/3

20:20-18:35

1 stop17h 15m

£401

ManchesterChicago

MAN - ORD

MANORD

Manchester

Sun 1/2

10:10-16:55

1 stop12h 45m

Chicago O'Hare Intl

Sun 1/3

19:20-09:30

1 stop32h 10m

£402

ManchesterChicago

MAN - ORD

MANORD

Manchester

Sun 1/2

10:10-16:55

1 stop12h 45m

Chicago O'Hare Intl

Sun 1/3

19:20-12:15

2 stops34h 55m

£403

EdinburghChicago

EDI - ORD

EDIORD

Edinburgh Turnhouse

Tue 27/1

12:20-17:20

1 stop11h 00m

Chicago O'Hare Intl

Sat 31/1

18:30-10:00

1 stop9h 30m

£407

EdinburghChicago

EDI - ORD

EDIORD

Edinburgh Turnhouse

Fri 6/2

12:20-17:20

1 stop11h 00m

Chicago O'Hare Intl

Mon 9/2

18:30-10:00

1 stop9h 30m

£422

LondonChicago

LHR - ORD

LHRORD

London Heathrow

Fri 27/2

09:50-19:15

1 stop15h 25m

Chicago O'Hare Intl

Tue 30/6

15:45-09:05

1 stop11h 20m

£459

LondonChicago

LHR - ORD

LHRORD

London Heathrow

Thu 8/1

18:30-14:10

2 stops25h 40m

Chicago O'Hare Intl

Wed 18/2

21:50-15:50

1 stop12h 00m

£462

LondonChicago

LHR - ORD

LHRORD

London Heathrow

Thu 8/1

18:30-14:10

2 stops25h 40m

Chicago O'Hare Intl

Wed 18/2

21:50-17:05

1 stop13h 15m

£463

LondonChicago

LCY - ORD

LCYORD

London City

Sat 7/2

11:25-19:15

1 stop13h 50m

Chicago O'Hare Intl

Mon 16/2

21:00-18:35

1 stop15h 35m

£463

LondonChicago

LCY - ORD

LCYORD

London City

Sun 11/1

20:20-19:15

2 stops28h 55m

Chicago O'Hare Intl

Sun 18/1

21:00-20:40

1 stop17h 40m

£464

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Chicago from

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

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 Chicago?

The cheapest month to fly to Chicago from United Kingdom is in February. Flight prices, which tend to average around £430, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of February, then book flights to Chicago from United Kingdom during September instead. Flights to Chicago in September, while not as cheap as those in February, still average around £435.

What is the cheapest day to depart on your flight to Chicago?

The cheapest day to depart on your flight to Chicago is on a Wednesday when prices can be found for as low as £616. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Chicago is Saturday, with ticket prices averaging around £665.

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

Flying to Chicago from United Kingdom in the evening is the least expensive time of day to depart. momondo users have found prices as low as £502 when looking at flights departing in the evening. Flights in the afternoon are often more expensive, with an average ticket price of £666.

What is the cheapest United Kingdom to Chicago flight route?

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

How far in advance should I book a flight to Chicago?

You are more likely to see cheaper flights to Chicago from United Kingdom when booking weeks ahead of your departure date. In general, you can expect to find flights to Chicago for around £543 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago from United Kingdom for as low as £521 on momondo.

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

There are 4 cabin classes available to choose from on United Kingdom to Chicago 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 United Kingdom to Chicago flights?

You could potentially save up to 7% on your flight if you consider stops on a United Kingdom to Chicago flight.

Cheap United Kingdom to Chicago flight deals and tips

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

Best price found

£449

Fastest flight time

8h 25m

Direct flights

Every day

Airports in Chicago

3 airports
The best one-way flight to Chicago from United Kingdom in the past 72 hours is £449. The best return flight deal from United Kingdom to Chicago found on momondo in the last 72 hours is £546.
The fastest flight from United Kingdom to Chicago takes 8h 25m
Direct flights go from United Kingdom to Chicago every day.
There are 3 airports in Chicago. From United Kingdom there are direct flights to Chicago O'Hare Intl (ORD).
Search flight deals

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

    Prices for flights from United Kingdom to Chicago are updated daily.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from United Kingdom to Chicago.

  • What documentation or ID do you need to fly to Chicago?

    The travel and health documents you'll need for your trip to Chicago 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 Chicago. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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

Best airlines flying from United Kingdom to Chicago

Compare and see reviews for airlines that fly from United Kingdom to Chicago with momondo
Airline
Rating
Free Cancellation
Price
IcelandairPriceFrom £287Free CancellationRating
7.0
592 reviews
Search Icelandair flights
Virgin AtlanticPriceFrom £346Free CancellationRating
7.5
675 reviews
Search Virgin Atlantic flights
Scandinavian AirlinesPriceFrom £357Free CancellationRating
7.4
1,617 reviews
Search Scandinavian Airlines flights
Aer LingusPriceFrom £367Free CancellationRating
7.2
1,408 reviews
Search Aer Lingus flights
British AirwaysPriceFrom £380Free CancellationRating
6.7
7,602 reviews
Search British Airways flights
TAP AIR PORTUGALPriceFrom £384Free CancellationRating
7.2
2,093 reviews
Search TAP AIR PORTUGAL flights
Brussels AirlinesPriceFrom £387Free CancellationRating
7.2
375 reviews
Search Brussels Airlines flights
LufthansaPriceFrom £396Free CancellationRating
6.8
7,643 reviews
Search Lufthansa flights
Austrian AirlinesPriceFrom £405Free CancellationRating
7.6
880 reviews
Search Austrian Airlines flights
United AirlinesPriceFrom £410Free CancellationRating
7.4
9,102 reviews
Search United Airlines flights

Why use momondo?

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

It is quick and easy to find United Kingdom to Chicago 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 Chicago that suits you.

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

momondo does allow users to show only those flights to Chicago from United Kingdom which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Chicago from United Kingdom.

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

If you are simply researching potential flights to Chicago, momondo offers a useful price alert feature which will track prices for flights to Chicago from United Kingdom and alert you when they change.

An easier way to manage your Chicago 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.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Tue 20/1
Tue 27/1
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States

Fly into one of these airports located in Chicago

Airports listed have a maximum distance of 78.5 mi from Chicago
Chicago Midway Airport
Chicago O'Hare Intl Airport
Chicago Greater Rockford Airport