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Cheap flights from London Stansted Airport to Chicago from £395

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 31/10. 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

Multiple Airlines Logo
08:15 - 14:00STN-ORD
11h 45m1 stop
Multiple Airlines Logo
21:15 - 16:35ORD-STN
13h 20m1 stop
£397Multiple Airlines
Find Deal
Tue, 14 Oct - Tue, 21 Oct
Multiple Airlines Logo
06:30 - 17:55STN-ORD
17h 25m1 stop
Multiple Airlines Logo
19:40 - 21:20ORD-STN
19h 40m1 stop
£402Multiple Airlines
Find Deal
Fri, 7 Nov - Mon, 10 Nov
Multiple Airlines Logo
08:15 - 19:00STN-ORD
16h 45m1 stop
Multiple Airlines Logo
15:45 - 08:55ORD-STN
11h 10m1 stop
£405Multiple Airlines
Find Deal
Wed, 15 Oct - Wed, 22 Oct
Multiple Airlines Logo
11:15 - 19:00STN-ORD
13h 45m1 stop
Multiple Airlines Logo
15:45 - 16:35ORD-STN
18h 50m1 stop
£406Multiple Airlines
Find Deal
Tue, 14 Oct - Tue, 21 Oct
Multiple Airlines Logo
13:30 - 17:45STN-ORD
33h 15m3 stops
Multiple Airlines Logo
19:20 - 21:20ORD-STN
20h 00m2 stops
£412Multiple Airlines
Find Deal
Fri, 31 Oct - Mon, 3 Nov
Multiple Airlines Logo
22:10 - 12:35STN-ORD
20h 25m2 stops
Multiple Airlines Logo
18:00 - 21:45ORD-STN
21h 45m2 stops
£418Multiple Airlines
Find Deal
Wed, 15 Oct - Sun, 19 Oct
Multiple Airlines Logo
19:15 - 17:20STN-ORD
28h 05m2 stops
Multiple Airlines Logo
18:30 - 15:25ORD-STN
14h 55m2 stops
£428Multiple Airlines
Find Deal
Sat, 8 Nov - Sat, 15 Nov
Multiple Airlines Logo
13:50 - 18:20STN-ORD
33h 30m2 stops
Multiple Airlines Logo
18:30 - 17:20ORD-STN
16h 50m2 stops
£436Multiple Airlines
Find Deal
Fri, 31 Oct - Fri, 7 Nov
Multiple Airlines Logo
08:15 - 19:00STN-ORD
16h 45m1 stop
Multiple Airlines Logo
15:45 - 07:45ORD-STN
10h 00m1 stop
£440Multiple Airlines
Find Deal
Wed, 15 Oct - Sat, 18 Oct
Multiple Airlines Logo
07:15 - 09:51STN-ORD
32h 36m2 stops
Multiple Airlines Logo
10:40 - 12:40ORD-STN
20h 00m2 stops
£443Multiple Airlines
Find Deal
Tue, 30 Sep - Tue, 7 Oct

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 17 September 2025.
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

LondonChicago

STN - ORD

STNORD

London Stansted

Tue 14/10

08:15-14:00

1 stop11h 45m

Chicago O'Hare Intl

Tue 21/10

21:15-16:35

1 stop13h 20m

£397

LondonChicago

STN - ORD

STNORD

London Stansted

Fri 7/11

06:30-17:55

1 stop17h 25m

Chicago O'Hare Intl

Mon 10/11

19:40-21:20

1 stop19h 40m

£402

LondonChicago

STN - ORD

STNORD

London Stansted

Wed 15/10

08:15-19:00

1 stop16h 45m

Chicago O'Hare Intl

Wed 22/10

15:45-08:55

1 stop11h 10m

£405

LondonChicago

STN - ORD

STNORD

London Stansted

Tue 14/10

11:15-19:00

1 stop13h 45m

Chicago O'Hare Intl

Tue 21/10

15:45-16:35

1 stop18h 50m

£406

LondonChicago

STN - ORD

STNORD

London Stansted

Fri 31/10

13:30-17:45

3 stops33h 15m

Chicago O'Hare Intl

Mon 3/11

19:20-21:20

2 stops20h 00m

£412

LondonChicago

STN - ORD

STNORD

London Stansted

Wed 15/10

22:10-12:35

2 stops20h 25m

Chicago O'Hare Intl

Sun 19/10

18:00-21:45

2 stops21h 45m

£418

LondonChicago

STN - ORD

STNORD

London Stansted

Sat 8/11

19:15-17:20

2 stops28h 05m

Chicago O'Hare Intl

Sat 15/11

18:30-15:25

2 stops14h 55m

£428

LondonChicago

STN - ORD

STNORD

London Stansted

Fri 31/10

13:50-18:20

2 stops33h 30m

Chicago O'Hare Intl

Fri 7/11

18:30-17:20

2 stops16h 50m

£436

LondonChicago

STN - ORD

STNORD

London Stansted

Wed 15/10

08:15-19:00

1 stop16h 45m

Chicago O'Hare Intl

Sat 18/10

15:45-07:45

1 stop10h 00m

£440

LondonChicago

STN - ORD

STNORD

London Stansted

Tue 30/9

07:15-09:51

2 stops32h 36m

Chicago O'Hare Intl

Tue 7/10

10:40-12:40

2 stops20h 00m

£443

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 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 £597. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Chicago O'Hare Intl Airport on Saturday is £653.

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 £557. In contrast, the most expensive time of day to depart to Chicago O'Hare Intl Airport is in the afternoon when prices are around £654.

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

Direct flights

None
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.
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  • 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 11h 45m, 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
Racine
Evanston
Northbrook
Schaumburg
Lincolnshire
Glenview
Lake Geneva
Oak Brook
Joliet
Oak Park
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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