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Flights to Chicago

£217 Cheap flights to Chicago

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight to Chicago departing on 25/8. 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
1 adult, Economy, 0 bags

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Find the cheapest flights from the United Kingdom to Chicago

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
06:00 - 14:00
EDI
-
ORD
14h 00m
1 stop
Multiple Airlines Logo
20:10 - 15:20
ORD
-
EDI
13h 10m
1 stop
£462Multiple Airlines
Wed, 11 Nov - Mon, 16 Nov
Multiple Airlines Logo
07:20 - 09:00
EDI
-
ORD
31h 40m
3 stops
Multiple Airlines Logo
09:50 - 10:10
ORD
-
EDI
18h 20m
1 stop
£491Multiple Airlines
Wed, 23 Sep - Wed, 30 Sep
Icelandair Logo
15:40 - 21:25
LGW
-
ORD
11h 45m
1 stop
Icelandair Logo
22:25 - 14:40
ORD
-
LGW
10h 15m
1 stop
£495Icelandair
Wed, 2 Sep - Tue, 8 Sep
Icelandair Logo
13:05 - 21:25
LHR
-
ORD
14h 20m
1 stop
Icelandair Logo
19:25 - 11:55
ORD
-
LHR
10h 30m
1 stop
£495Icelandair
Wed, 2 Sep - Tue, 8 Sep
Multiple Airlines Logo
14:00 - 13:16
LGW
-
ORD
29h 16m
1 stop
Multiple Airlines Logo
16:49 - 10:00
ORD
-
LGW
35h 11m
1 stop
£496Multiple Airlines
Fri, 9 Oct - Fri, 16 Oct
British Airways Logo
15:40 - 18:45
LHR
-
ORD
9h 05mdirect
British Airways Logo
21:50 - 11:35
ORD
-
LHR
7h 45mdirect
£500British Airways
Fri, 27 Nov - Sun, 6 Dec
Scandinavian Airlines Logo
19:15 - 16:10
BHX
-
ORD
26h 55m
1 stop
Scandinavian Airlines Logo
19:15 - 18:35
ORD
-
BHX
17h 20m
1 stop
£544Scandinavian Airlines
Mon, 31 Aug - Mon, 7 Sep
Scandinavian Airlines Logo
19:15 - 16:10
BHX
-
ORD
26h 55m
1 stop
Scandinavian Airlines Logo
19:15 - 18:35
ORD
-
BHX
17h 20m
1 stop
£550Scandinavian Airlines
Mon, 31 Aug - Sun, 13 Sep
Virgin Atlantic Logo
20:55 - 18:33
LHR
-
MDW
27h 38m
2 stops
Virgin Atlantic Logo
13:00 - 10:20
MDW
-
LHR
15h 20m
2 stops
£593Virgin Atlantic
Tue, 22 Sep - Wed, 21 Oct
Virgin Atlantic Logo
20:55 - 18:33
LHR
-
MDW
27h 38m
2 stops
Virgin Atlantic Logo
13:19 - 10:20
MDW
-
LHR
15h 01m
2 stops
£594Virgin Atlantic
Tue, 22 Sep - Tue, 29 Sep

momondo Fare Finder

 
Locate flights to Chicago that fit your budget, with regularly updated fares and availability. In the last 7 days, momondo users made a total of 279,928 searches and data was last updated on 21 July 2026.
Use the filters below to find and compare flights to Chicago that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight

EdinburghChicago

EDI - ORD

EDIORD

Edinburgh Turnhouse

Wed 11/11

06:00-14:00

1 stop14h 00m

Chicago O'Hare Intl

Mon 16/11

20:10-15:20

1 stop13h 10m

£462

EdinburghChicago

EDI - ORD

EDIORD

Edinburgh Turnhouse

Wed 23/9

07:20-09:00

3 stops31h 40m

Chicago O'Hare Intl

Wed 30/9

09:50-10:10

1 stop18h 20m

£491

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Wed 2/9

15:40-21:25

1 stop11h 45m

Chicago O'Hare Intl

Tue 8/9

22:25-14:40

1 stop10h 15m

£495

LondonChicago

LHR - ORD

LHRORD

London Heathrow

Wed 2/9

13:05-21:25

1 stop14h 20m

Chicago O'Hare Intl

Tue 8/9

19:25-11:55

1 stop10h 30m

£495

LondonChicago

LGW - ORD

LGWORD

London Gatwick

Fri 9/10

14:00-13:16

1 stop29h 16m

Chicago O'Hare Intl

Fri 16/10

16:49-10:00

1 stop35h 11m

£496
Fastest return journey

LondonChicago

LHR - ORD

LHRORD

London Heathrow

Fri 27/11

15:40-18:45

Nonstop9h 05m

Chicago O'Hare Intl

Sun 6/12

21:50-11:35

Nonstop7h 45m

£500

BirminghamChicago

BHX - ORD

BHXORD

Birmingham

Mon 31/8

19:15-16:10

1 stop26h 55m

Chicago O'Hare Intl

Mon 7/9

19:15-18:35

1 stop17h 20m

£544

BirminghamChicago

BHX - ORD

BHXORD

Birmingham

Mon 31/8

19:15-16:10

1 stop26h 55m

Chicago O'Hare Intl

Sun 13/9

19:15-18:35

1 stop17h 20m

£550

LondonChicago

LHR - MDW

LHRMDW

London Heathrow

Tue 22/9

20:55-18:33

2 stops27h 38m

Chicago Midway

Wed 21/10

13:00-10:20

2 stops15h 20m

£593

LondonChicago

LHR - MDW

LHRMDW

London Heathrow

Tue 22/9

20:55-18:33

2 stops27h 38m

Chicago Midway

Tue 29/9

13:19-10:20

2 stops15h 01m

£594

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 Chicago from

Chicago flights insights and trends

Explore insights for your Chicago flight to craft the best travel plan

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 £433, 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 £453.

What is the absolute cheapest flight to Chicago?

The best price found on momondo to Chicago was £64/pp from Dallas, which is 52% cheaper than the average flight price to Chicago. To find the cheapest price to Chicago from your area, use momondo’s Airport-to-Airport Pricing Tool.

See prices from:

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 Thursday when prices can be found for as low as £670. 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 Monday, with ticket prices averaging around £685.

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

Flying to Chicago from United Kingdom at midday is the least expensive time of day to depart. momondo users have found prices as low as £658 when looking at flights departing at midday. Flights in the afternoon are often more expensive, with an average ticket price of £685.

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 £616 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 £574 on momondo.

Cheapest flights to Chicago

Find the cheapest flights to Chicago from your nearest city or airport
Find flights from London Heathrow Airport to Milwaukee
CHEAPEST MONTH TO FLY TO CHICAGO FROM LONDON HEATHROW AIRPORTFebruary23% cheaperFlying from London Heathrow Airport to Chicago costs on average just £463 in February
MOST EXPENSIVE MONTH TO FLY TO CHICAGO FROM LONDON HEATHROW AIRPORTJuly26% more expensiveIt costs about £756 for flights to Chicago from London Heathrow Airport in July
MOST POPULAR MONTH TO FLY TO CHICAGO FROM LONDON HEATHROW AIRPORTOctober222% more users visitedMore momondo users searched in flights to Chicago from London Heathrow Airport in October than any other month

Cheap Chicago flight deals and tips

Summary info about Chicago flight prices, duration and airlines

Best One-Way Price

£217

Best Round-Trip Price

£462

Fastest flight time

14h 20m

Popular in

July
The best one-way flight price to Chicago from United Kingdom in the last 5 days is £217 (Manchester to Chicago Midway).
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The best return flight price to Chicago from United Kingdom in the last 5 days is £462 (Edinburgh Turnhouse to Chicago O'Hare Intl).
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The fastest flight to Chicago from United Kingdom takes 14h 20m (London Heathrow to Chicago O'Hare Intl).
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July has the highest demand for flights to Chicago, with a 17% price increase on average.
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Frequently asked questions about flying to Chicago

When is it best to fly to Chicago to go sightseeing?

When planning your flight to Chicago, consider that the months of May and June are typically considered the best times to visit if you are looking to go sightseeing. That is when the weather is most cooperative. Sights like Grant Park, Magnificent Mile, and Millennium Park are very popular tourist attractions.

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

The ideal time to book your flight to Chicago is 64 days in advance, when prices tend to average £566. However, in the past 72 hours, people saw flights from United Kingdom for as low as £415.

Is there an alternative airport near Chicago?

Finding an alternative and possibly cheaper destination airport near Chicago is possible. If you are planning a flight to Chicago, consider booking flights to Chicago Midway Airport (9 mi from Chicago city centre) or Chicago Greater Rockford Airport (79 mi from Chicago city centre).

Is there a cheaper alternative to flying into Chicago?

Prices vary based on where travellers are departing from, but on average, the cheapest airport to fly to in Chicago is Chicago Greater Rockford Airport where the average price is £64. Users typically find the best prices when using momondo’s Airport-to-Airport Pricing Tool.

Are there flights to Downtown?

Yes, flights to Downtown are served by Chicago’s Chicago Midway airport which is 8.9 mi away.

What’s the closest airport to Grant Park?

The closest airport to Grant Park is Chicago Midway, 8.8 mi away.

When did momondo last update prices for flights to Chicago?

Prices for flights to Chicago were last updated today.

How many operators does momondo search for flights to Chicago?

As of July 2026, there are 19 operators available to choose from for flights to Chicago.

How old do you have to be to fly to Chicago?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel to Chicago.

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

The necessary travel and health documents for your Chicago 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.

Travelling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Schererville

Why use momondo?

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

It is quick and easy to find flights to Chicago 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 to Chicago with flexible booking policies on momondo?

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

How can momondo help me find flights to Chicago?

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 to Chicago.

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

Yes momondo offers price alerts on flights to 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.

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