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Cheap flights from the United Kingdom to Chicago from £226

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 5/9. 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 the United Kingdom to Chicago

Recent return flight deals from the United Kingdom to Chicago

Icelandair Logo
15:40 - 21:15LGW-ORD
11h 35m1 stop
Icelandair Logo
19:25 - 14:40ORD-LGW
13h 15m1 stop
£344Icelandair
Find Deal
mer., 17 sept. - mar., 30 sept.
Icelandair Logo
15:40 - 21:15LGW-ORD
11h 35m1 stop
Icelandair Logo
19:25 - 14:40ORD-LGW
13h 15m1 stop
£345Icelandair
Find Deal
jeu., 18 sept. - mar., 30 sept.
Aer Lingus Logo
08:50 - 14:00LHR-ORD
11h 10m1 stop
Aer Lingus Logo
15:45 - 08:00ORD-LHR
10h 15m1 stop
£349Aer Lingus
Find Deal
sam., 6 sept. - sam., 13 sept.
Aer Lingus Logo
07:40 - 14:00LHR-ORD
12h 20m1 stop
Aer Lingus Logo
21:15 - 13:55ORD-LHR
10h 40m1 stop
£359Aer Lingus
Find Deal
sam., 6 sept. - dim., 21 sept.
Lufthansa Logo
08:45 - 14:55LCY-ORD
12h 10m1 stop
Lufthansa Logo
22:30 - 16:25ORD-LCY
11h 55m1 stop
£462Lufthansa
Find Deal
mer., 3 sept. - mer., 10 sept.
Lufthansa Logo
08:45 - 14:55LCY-ORD
12h 10m1 stop
Lufthansa Logo
22:30 - 16:25ORD-LCY
11h 55m1 stop
£466Lufthansa
Find Deal
lun., 15 sept. - mar., 30 sept.
British Airways Logo
06:45 - 15:45LCY-ORD
15h 00m1 stop
British Airways Logo
22:15 - 10:20ORD-LCY
30h 05m1 stop
£479British Airways
Find Deal
jeu., 4 sept. - sam., 13 sept.
British Airways Logo
09:35 - 15:55NCL-ORD
12h 20m1 stop
British Airways Logo
20:40 - 16:40ORD-NCL
14h 00m1 stop
£494British Airways
Find Deal
mer., 8 oct. - mer., 15 oct.
Finnair Logo
16:10 - 18:45EDI-ORD
32h 35m1 stop
Finnair Logo
16:33 - 10:10ORD-EDI
35h 37m2 stops
£558Finnair
Find Deal
sam., 24 janv. - dim., 1 févr.
Finnair Logo
05:50 - 17:55EDI-ORD
18h 05m2 stops
Finnair Logo
06:05 - 22:55ORD-EDI
34h 50m2 stops
£564Finnair
Find Deal
jeu., 9 oct. - dim., 12 oct.

Scandinavian Airlines flights from United Kingdom to Chicago O'Hare Intl Airport

Our best Scandinavian Airlines deals on United Kingdom to Chicago O'Hare Intl Airport flight tickets
Scandinavian Airlines
10 Nov
LHR06:40London Heathrow
16h 05m
1 stop
ORD16:45Chicago O'Hare Intl
1 Dec
ORD19:20Chicago O'Hare Intl
20h 20m
1 stop
LHR21:40London Heathrow
£347
Find similar
Scandinavian Airlines
10 Nov
LHR07:05London Heathrow
15h 40m
2 stops
ORD16:45Chicago O'Hare Intl
1 Dec
ORD19:20Chicago O'Hare Intl
20h 20m
1 stop
LHR21:40London Heathrow
£350
Find similar
Scandinavian Airlines
10 Nov
MAN10:10Manchester
12h 35m
1 stop
ORD16:45Chicago O'Hare Intl
1 Dec
ORD19:20Chicago O'Hare Intl
17h 15m
1 stop
MAN18:35Manchester
£354
Find similar

Lufthansa flights from United Kingdom to Chicago O'Hare Intl Airport

Our best Lufthansa deals on United Kingdom to Chicago O'Hare Intl Airport flight tickets
Lufthansa
3 Sept
LCY08:45London City
12h 10m
1 stop
ORD14:55Chicago O'Hare Intl
10 Sept
ORD22:30Chicago O'Hare Intl
11h 55m
1 stop
LCY16:25London City
£462
Find similar
Lufthansa
15 Sept
LCY08:45London City
12h 10m
1 stop
ORD14:55Chicago O'Hare Intl
30 Sept
ORD22:30Chicago O'Hare Intl
11h 55m
1 stop
LCY16:25London City
£466
Find similar
Lufthansa
17 Aug
LHR11:05London Heathrow
9h 05m
ORD14:10Chicago O'Hare Intl
25 Aug
ORD21:25Chicago O'Hare Intl
8h 20m
LHR11:45London Heathrow
£501
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from United Kingdom to Chicago O'Hare Intl 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 août 2025.
Use the filters below to find and compare flights from the United Kingdom to Chicago O'Hare Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonChicago

LGW - ORD

LGWORD

London Gatwick

mer. 17/9

15:40-21:15

1 stop11h 35m

Chicago O'Hare Intl

mar. 30/9

19:25-14:40

1 stop13h 15m

£344

LondonChicago

LGW - ORD

LGWORD

London Gatwick

jeu. 18/9

15:40-21:15

1 stop11h 35m

Chicago O'Hare Intl

mar. 30/9

19:25-14:40

1 stop13h 15m

£345

LondonChicago

LHR - ORD

LHRORD

London Heathrow

sam. 6/9

08:50-14:00

1 stop11h 10m

Chicago O'Hare Intl

sam. 13/9

15:45-08:00

1 stop10h 15m

£349

LondonChicago

LHR - ORD

LHRORD

London Heathrow

sam. 6/9

07:40-14:00

1 stop12h 20m

Chicago O'Hare Intl

dim. 21/9

21:15-13:55

1 stop10h 40m

£359

LondonChicago

LCY - ORD

LCYORD

London City

mer. 3/9

08:45-14:55

1 stop12h 10m

Chicago O'Hare Intl

mer. 10/9

22:30-16:25

1 stop11h 55m

£462

LondonChicago

LCY - ORD

LCYORD

London City

lun. 15/9

08:45-14:55

1 stop12h 10m

Chicago O'Hare Intl

mar. 30/9

22:30-16:25

1 stop11h 55m

£466

LondonChicago

LCY - ORD

LCYORD

London City

jeu. 4/9

06:45-15:45

1 stop15h 00m

Chicago O'Hare Intl

sam. 13/9

22:15-10:20

1 stop30h 05m

£479

Newcastle upon TyneChicago

NCL - ORD

NCLORD

Newcastle upon Tyne

mer. 8/10

09:35-15:55

1 stop12h 20m

Chicago O'Hare Intl

mer. 15/10

20:40-16:40

1 stop14h 00m

£494

EdinburghChicago

EDI - ORD

EDIORD

Edinburgh Turnhouse

sam. 24/1

16:10-18:45

1 stop32h 35m

Chicago O'Hare Intl

dim. 1/2

16:33-10:10

2 stops35h 37m

£558

EdinburghChicago

EDI - ORD

EDIORD

Edinburgh Turnhouse

jeu. 9/10

05:50-17:55

2 stops18h 05m

Chicago O'Hare Intl

dim. 12/10

06:05-22:55

2 stops34h 50m

£564

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from United Kingdom to Chicago O'Hare Intl 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 Chicago O'Hare Intl Airport?

The cheapest month to fly to Chicago O'Hare Intl Airport from United Kingdom is in February. Flight prices, which tend to average around £437, 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 O'Hare Intl Airport from United Kingdom during September instead. Flights to Chicago O'Hare Intl Airport in September, while not as cheap as those in February, still average around £497.

What is the cheapest day to depart on your flight to Chicago O'Hare Intl Airport?

The cheapest day to depart from United Kingdom to Chicago O'Hare Intl Airport is on a Wednesday. Travellers who choose to depart for Chicago O'Hare Intl Airport on a Wednesday will often find tickets for as low as £610. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Chicago O'Hare Intl Airport on Sunday is £675.

What is the cheapest time of day to depart on your flight to Chicago O'Hare Intl Airport?

The cheapest time of day to fly to Chicago O'Hare Intl Airport is in the evening when flights can be purchased for as low as £572. In contrast, the most expensive time of day to depart to Chicago O'Hare Intl Airport is in the afternoon when prices are around £674.

What is the cheapest United Kingdom to Chicago O'Hare Intl flight route?

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

How far in advance should I book a flight to Chicago O'Hare Intl Airport?

You are more likely to see cheaper flights to Chicago O'Hare Intl Airport from United Kingdom when booking weeks ahead of your departure date. In general, you can expect to find flights to Chicago O'Hare Intl Airport for around £553 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago O'Hare Intl Airport from United Kingdom for as low as £522 on momondo.

What cabin class options are available on United Kingdom to Chicago O'Hare Intl flights?

There are 4 cabin classes available to choose from on United Kingdom to Chicago O'Hare Intl 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 O'Hare Intl Airport flights?

You could potentially save up to 2% on your flight if you consider stops on a United Kingdom to Chicago O'Hare Intl Airport flight.

Cheap United Kingdom to Chicago O'Hare Intl Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from United Kingdom to Chicago O'Hare Intl Airport

Best price found

£226

Fastest flight time

9h 55m

Direct flights

Every day
The best one-way flight to Chicago O'Hare Intl Airport from United Kingdom in the past 72 hours is £226. The best return flight deal from United Kingdom to Chicago O'Hare Intl Airport found on momondo in the last 72 hours is £344.
The fastest flight from United Kingdom to Chicago O'Hare Intl Airport takes 9h 55m
Direct flights go from United Kingdom to Chicago O'Hare Intl Airport every day.
Search flight deals

  • When did momondo last update prices for flights from United Kingdom to Chicago O'Hare Intl Airport?

    Prices for flights from United Kingdom to Chicago O'Hare Intl Airport were last updated today.

  • How many operators does momondo search for flights from United Kingdom to Chicago O'Hare Intl Airport?

  • How old do you have to be to fly from United Kingdom to Chicago O'Hare Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from United Kingdom to Chicago O'Hare Intl Airport.

  • What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?

    The necessary travel and health documents for your Chicago O'Hare Intl Airport 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 United Kingdom to Chicago O'Hare Intl Airport?

Best airlines flying from United Kingdom to Chicago O'Hare Intl Airport

Compare and see reviews for airlines that fly from United Kingdom to Chicago O'Hare Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
IcelandairPriceFrom £316Free CancellationRating
7.0
524 reviews
Search Icelandair flights
Aer LingusPriceFrom £331Free CancellationRating
7.1
1,197 reviews
Search Aer Lingus flights
Air FrancePriceFrom £341Free CancellationRating
7.5
1,466 reviews
Search Air France flights
Scandinavian AirlinesPriceFrom £357Free CancellationRating
7.3
1,461 reviews
Search Scandinavian Airlines flights
TAP AIR PORTUGALPriceFrom £372Free CancellationRating
7.1
1,942 reviews
Search TAP AIR PORTUGAL flights
British AirwaysPriceFrom £383Free CancellationRating
6.6
7,235 reviews
Search British Airways flights
Virgin AtlanticPriceFrom £390Free CancellationRating
7.4
655 reviews
Search Virgin Atlantic flights
Brussels AirlinesPriceFrom £398Free CancellationRating
7.2
350 reviews
Search Brussels Airlines flights
LufthansaPriceFrom £402Free CancellationRating
6.8
7,285 reviews
Search Lufthansa flights
Austrian AirlinesPriceFrom £406Free CancellationRating
7.6
823 reviews
Search Austrian Airlines flights

Travelling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Racine
Evanston
Northbrook
Schaumburg
Lake Geneva
Lincolnshire
Glenview
Oak Brook
Joliet
Oak Park
Elgin
Rosemont

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from United Kingdom to Chicago for you.

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

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

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

momondo provides multiple filters to help you find the best flight to Chicago from United Kingdom. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes momondo offers price alerts on flights to Chicago from United Kingdom. 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.

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