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Flights to Chicago

£285 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 18/5. 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

Cheap return flights

Enter your travel dates to find the best prices.
British Airways Logo
10:00 - 18:45
EDI
-
ORD
14h 45m1 stop
British Airways Logo
17:10 - 12:20
ORD
-
EDI
13h 10m1 stop
£384British Airways
Tue, 27 Jan - Tue, 3 Feb
Scandinavian Airlines Logo
10:10 - 16:45
MAN
-
ORD
12h 35m1 stop
Scandinavian Airlines Logo
19:20 - 19:45
ORD
-
MAN
18h 25m2 stops
£398Scandinavian Airlines
Sat, 31 Jan - Sat, 7 Feb
Scandinavian Airlines Logo
12:55 - 16:55
MAN
-
ORD
34h 00m2 stops
Scandinavian Airlines Logo
19:20 - 12:15
ORD
-
MAN
34h 55m2 stops
£399Scandinavian Airlines
Sat, 31 Jan - Sat, 7 Feb
Scandinavian Airlines Logo
10:10 - 16:55
MAN
-
ORD
12h 45m1 stop
Scandinavian Airlines Logo
19:20 - 12:15
ORD
-
MAN
34h 55m2 stops
£400Scandinavian Airlines
Sun, 1 Feb - Sun, 1 Mar
Icelandair Logo
20:35 - 18:20
LHR
-
ORD
26h 45m1 stop
Icelandair Logo
19:25 - 11:55
ORD
-
LHR
10h 30m1 stop
£450Icelandair
Mon, 16 Mar - Thu, 23 Apr
Icelandair Logo
20:35 - 17:20
LHR
-
ORD
26h 45m1 stop
Icelandair Logo
19:25 - 11:55
ORD
-
LHR
10h 30m1 stop
£455Icelandair
Wed, 4 Mar - Tue, 31 Mar
Finnair Logo
15:35 - 14:29
LHR
-
ORD
28h 54m1 stop
Finnair Logo
11:40 - 06:20
ORD
-
LHR
12h 40m1 stop
£460Finnair
Thu, 8 Jan - Wed, 25 Feb
Virgin Atlantic Logo
10:45 - 17:45
LHR
-
MDW
13h 00m1 stop
Virgin Atlantic Logo
17:38 - 11:40
MDW
-
LHR
13h 02m1 stop
£514Virgin Atlantic
Mon, 2 Mar - Tue, 10 Mar
Virgin Atlantic Logo
12:30 - 22:29
LHR
-
MDW
14h 59m1 stop
Virgin Atlantic Logo
10:49 - 11:40
MDW
-
LHR
19h 51m1 stop
£516Virgin Atlantic
Mon, 16 Mar - Mon, 23 Mar
KLM Logo
11:05 - 18:32
LHR
-
MDW
13h 27m1 stop
KLM Logo
13:49 - 07:05
MDW
-
LHR
11h 16m1 stop
£547KLM
Thu, 15 Jan - Thu, 22 Jan

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 18 December 2025.
Use the filters below to find and compare flights to Chicago that are best for you.

Fly from

Route

Depart

Return

Price

EdinburghChicago

EDI - ORD

EDIORD

Edinburgh Turnhouse

Tue 27/1

10:00-18:45

1 stop14h 45m

Chicago O'Hare Intl

Tue 3/2

17:10-12:20

1 stop13h 10m

£384

ManchesterChicago

MAN - ORD

MANORD

Manchester

Sat 31/1

10:10-16:45

1 stop12h 35m

Chicago O'Hare Intl

Sat 7/2

19:20-19:45

2 stops18h 25m

£398

ManchesterChicago

MAN - ORD

MANORD

Manchester

Sat 31/1

12:55-16:55

2 stops34h 00m

Chicago O'Hare Intl

Sat 7/2

19:20-12:15

2 stops34h 55m

£399

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

£400

LondonChicago

LHR - ORD

LHRORD

London Heathrow

Mon 16/3

20:35-18:20

1 stop26h 45m

Chicago O'Hare Intl

Thu 23/4

19:25-11:55

1 stop10h 30m

£450

LondonChicago

LHR - ORD

LHRORD

London Heathrow

Wed 4/3

20:35-17:20

1 stop26h 45m

Chicago O'Hare Intl

Tue 31/3

19:25-11:55

1 stop10h 30m

£455

LondonChicago

LHR - ORD

LHRORD

London Heathrow

Thu 8/1

15:35-14:29

1 stop28h 54m

Chicago O'Hare Intl

Wed 25/2

11:40-06:20

1 stop12h 40m

£460

LondonChicago

LHR - MDW

LHRMDW

London Heathrow

Mon 2/3

10:45-17:45

1 stop13h 00m

Chicago Midway

Tue 10/3

17:38-11:40

1 stop13h 02m

£514

LondonChicago

LHR - MDW

LHRMDW

London Heathrow

Mon 16/3

12:30-22:29

1 stop14h 59m

Chicago Midway

Mon 23/3

10:49-11:40

1 stop19h 51m

£516

LondonChicago

LHR - MDW

LHRMDW

London Heathrow

Thu 15/1

11:05-18:32

1 stop13h 27m

Chicago Midway

Thu 22/1

13:49-07:05

1 stop11h 16m

£547

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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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 £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 absolute cheapest flight to Chicago?

The best price found on momondo to Chicago was £43/pp from Newark, which is 80% 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 Wednesday when prices can be found for as low as £615. 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 £669.

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.

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 £520 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 AIRPORTFebruary18% cheaperFlying from London Heathrow Airport to Chicago costs on average just £440 in February
MOST EXPENSIVE MONTH TO FLY TO CHICAGO FROM LONDON HEATHROW AIRPORTJuly20% more expensiveIt costs about £642 for flights to Chicago from London Heathrow Airport in July
MOST POPULAR MONTH TO FLY TO CHICAGO FROM LONDON HEATHROW AIRPORTJuly232% more users visitedMore momondo users searched in flights to Chicago from London Heathrow Airport in July than any other month

Cheap Chicago flight deals and tips

Summary info about Chicago flight prices, duration and airlines

Best One-Way Price

£285

Best Round-Trip Price

£384

Fastest flight time

11h 35m

Popular in

July
The best one-way flight price to Chicago from United Kingdom in the last 72 hours is £285 (Edinburgh Turnhouse to Chicago O'Hare Intl).
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The best round-trip flight price to Chicago from United Kingdom in the last 72 hours is £384 (Edinburgh Turnhouse to Chicago O'Hare Intl).
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The fastest flight to Chicago from United Kingdom takes 11h 35m (London City to Chicago O'Hare Intl).
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July has the highest demand for flights to Chicago, with a 15% 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 Magnificent Mile, Grant Park, 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 46 days in advance, when prices tend to average £518. However, in the past 72 hours, people saw flights from United Kingdom for as low as £440.

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 Midway Airport where the average price is £215. 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 O'Hare Intl airport which is 15.7 mi away.

What’s the closest airport to Union Station?

The closest airport to Union Station is Chicago O'Hare Intl, 15.3 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 December 2025, there are 27 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.

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.

An easier way to manage your Chicago trip

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Find better results for your trip to Chicago

Popular Flights to Chicago

Popular routes according to searches in the past day on momondo
London to Chicago Flightsfrom £459
Manchester to Chicago Flightsfrom £514
Glasgow to Chicago Flightsfrom £583
Edinburgh Turnhouse to Chicago Flightsfrom £513
Newcastle upon Tyne to Chicago Flightsfrom £681
Birmingham to Chicago Flightsfrom £530
Leeds/Bradford to Chicago Flightsfrom £559
Belfast to Chicago Flightsfrom £652
Southampton Eastleigh to Chicago Flightsfrom £747
Exeter to Chicago Flightsfrom £1,998
Bristol to Chicago Flightsfrom £632
Darlington Teesside Intl to Chicago Flightsfrom £903
Cornwall Newquay to Chicago Flightsfrom £1,697
Inverness to Chicago Flightsfrom £609
Norwich Arpt to Chicago Flightsfrom £1,027
Cardiff Wales to Chicago Flightsfrom £732
Liverpool J. Lennon to Chicago Flightsfrom £674
Grimsby Humberside to Chicago Flightsfrom £933
Doncaster Sheffield to Chicago Flightsfrom £1,435