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Cheap flights from London Stansted Airport to Chicago from £352

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Stansted Airport to Chicago departing on 22/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
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Find the cheapest flights from London Stansted Airport to Chicago

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
12:45 - 18:15
STN
-
ORD
35h 30m
2 stops
Multiple Airlines Logo
19:25 - 00:10
ORD
-
STN
22h 45m
2 stops
£447Multiple Airlines
Tue, 14 Apr - Tue, 21 Apr
Multiple Airlines Logo
21:40 - 21:25
STN
-
ORD
29h 45m
2 stops
Multiple Airlines Logo
19:25 - 00:10
ORD
-
STN
22h 45m
2 stops
£455Multiple Airlines
Sat, 18 Apr - Tue, 28 Apr
Multiple Airlines Logo
06:50 - 21:25
STN
-
ORD
20h 35m
2 stops
Multiple Airlines Logo
22:25 - 00:50
ORD
-
STN
20h 25m
2 stops
£463Multiple Airlines
Fri, 1 May - Fri, 8 May
Multiple Airlines Logo
06:30 - 10:53
STN
-
ORD
34h 23m
3 stops
Multiple Airlines Logo
19:25 - 19:15
ORD
-
STN
17h 50m
2 stops
£480Multiple Airlines
Mon, 20 Apr - Mon, 4 May
Multiple Airlines Logo
18:55 - 16:00
STN
-
ORD
27h 05m
2 stops
Multiple Airlines Logo
22:25 - 20:30
ORD
-
STN
16h 05m
2 stops
£480Multiple Airlines
Tue, 21 Apr - Fri, 24 Apr
Multiple Airlines Logo
12:45 - 18:15
STN
-
ORD
35h 30m
2 stops
Multiple Airlines Logo
19:25 - 00:05
ORD
-
STN
22h 40m
2 stops
£481Multiple Airlines
Tue, 14 Apr - Sat, 18 Apr
Multiple Airlines Logo
07:00 - 18:15
STN
-
ORD
17h 15m
2 stops
Multiple Airlines Logo
19:25 - 16:50
ORD
-
STN
15h 25m
2 stops
£482Multiple Airlines
Wed, 20 May - Mon, 25 May
Multiple Airlines Logo
06:50 - 18:15
STN
-
ORD
17h 25m
2 stops
Multiple Airlines Logo
22:25 - 00:50
ORD
-
STN
20h 25m
2 stops
£483Multiple Airlines
Fri, 10 Apr - Fri, 17 Apr
Multiple Airlines Logo
13:15 - 16:10
STN
-
ORD
32h 55m
2 stops
Multiple Airlines Logo
19:15 - 23:20
ORD
-
STN
22h 05m
2 stops
£486Multiple Airlines
Thu, 21 May - Thu, 28 May
Multiple Airlines Logo
12:45 - 18:15
STN
-
ORD
35h 30m
2 stops
Multiple Airlines Logo
19:25 - 00:10
ORD
-
STN
22h 45m
2 stops
£489Multiple Airlines
Tue, 14 Apr - Tue, 21 Apr

momondo Fare Finder

 
Customise your flight search to find flights from London Stansted Airport 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 21 March 2026.
Use the filters below to find and compare flights from London Stansted Airport to Chicago O'Hare Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonChicago

STN - ORD

STNORD

London Stansted

Tue 14/4

12:45-18:15

2 stops35h 30m

Chicago O'Hare Intl

Tue 21/4

19:25-00:10

2 stops22h 45m

£447

LondonChicago

STN - ORD

STNORD

London Stansted

Sat 18/4

21:40-21:25

2 stops29h 45m

Chicago O'Hare Intl

Tue 28/4

19:25-00:10

2 stops22h 45m

£455

LondonChicago

STN - ORD

STNORD

London Stansted

Fri 1/5

06:50-21:25

2 stops20h 35m

Chicago O'Hare Intl

Fri 8/5

22:25-00:50

2 stops20h 25m

£463

LondonChicago

STN - ORD

STNORD

London Stansted

Mon 20/4

06:30-10:53

3 stops34h 23m

Chicago O'Hare Intl

Mon 4/5

19:25-19:15

2 stops17h 50m

£480

LondonChicago

STN - ORD

STNORD

London Stansted

Tue 21/4

18:55-16:00

2 stops27h 05m

Chicago O'Hare Intl

Fri 24/4

22:25-20:30

2 stops16h 05m

£480

LondonChicago

STN - ORD

STNORD

London Stansted

Tue 14/4

12:45-18:15

2 stops35h 30m

Chicago O'Hare Intl

Sat 18/4

19:25-00:05

2 stops22h 40m

£481
Fastest return journey

LondonChicago

STN - ORD

STNORD

London Stansted

Wed 20/5

07:00-18:15

2 stops17h 15m

Chicago O'Hare Intl

Mon 25/5

19:25-16:50

2 stops15h 25m

£482

LondonChicago

STN - ORD

STNORD

London Stansted

Fri 10/4

06:50-18:15

2 stops17h 25m

Chicago O'Hare Intl

Fri 17/4

22:25-00:50

2 stops20h 25m

£483

LondonChicago

STN - ORD

STNORD

London Stansted

Thu 21/5

13:15-16:10

2 stops32h 55m

Chicago O'Hare Intl

Thu 28/5

19:15-23:20

2 stops22h 05m

£486

LondonChicago

STN - ORD

STNORD

London Stansted

Tue 14/4

12:45-18:15

2 stops35h 30m

Chicago O'Hare Intl

Tue 21/4

19:25-00:10

2 stops22h 45m

£489

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

How to get the cheapest flight ticket from London Stansted Airport 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 day to depart on your flight to Chicago O'Hare Intl Airport?

The cheapest day to depart from London Stansted Airport 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 £639. 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 £670.

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 at midday when flights can be purchased for as low as £643. In contrast, the most expensive time of day to depart to Chicago O'Hare Intl Airport is in the afternoon when prices are around £664.

When to book flights from London Stansted Airport to Chicago O'Hare Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from London Stansted Airport to Chicago O'Hare Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap London Stansted Airport to Chicago O'Hare Intl Airport (STN to ORD) flight deals and tips

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

Fastest flight time

13h 25m

Direct flights

None
The fastest flight from London Stansted Airport to Chicago O'Hare Intl Airport takes 13h 25m
There are no direct flights from London Stansted Airport to Chicago O'Hare Intl Airport. There are no popular flight routes from London Stansted Airport to Chicago O'Hare Intl Airport.
Search flight deals

  • How far is London Stansted to Chicago O'Hare Intl by plane?

    Chicago O'Hare Intl is 3952.0 mi away from London Stansted. Flights usually cover this in 13h 25m, depending on flying conditions and air traffic around both airports.

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

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

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

    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 London Stansted Airport to Chicago O'Hare Intl Airport.

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

    The travel and health documents you'll need for your trip to Chicago O'Hare Intl Airport 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 O'Hare Intl Airport. It is always advisable to seek 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
Lincolnshire
Racine
Evanston
Lake Geneva
Joliet
Oak Park
Schaumburg
Northbrook
Elgin
Rosemont

Why use momondo?

Why should I use momondo to find a flight deal from London 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 London to Chicago for you.

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

Yes. momondo allows you to filter the results for London to Chicago flights to just show those with flexible booking policies.

How can momondo help me find flights from London to Chicago?

Once all potential London to Chicago flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes. momondo can track prices for London to Chicago flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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