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Cheap flights from London Stansted Airport to Chicago from $474

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 4/23. 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 round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
6:35 am - 5:50 pm
STN
-
ORD
17h 15m
2 stops
Multiple Airlines Logo
7:25 pm - 7:30 pm
ORD
-
STN
18h 05m
2 stops
$617Multiple Airlines
Sun, Apr 26 - Fri, May 1
Multiple Airlines Logo
6:30 am - 4:45 pm
STN
-
ORD
16h 15m
2 stops
Multiple Airlines Logo
8:20 pm - 11:00 pm
ORD
-
STN
21h 40m
3 stops
$618Multiple Airlines
Sat, Mar 7 - Sun, Mar 15
Multiple Airlines Logo
6:35 am - 10:53 am
STN
-
ORD
34h 18m
3 stops
Multiple Airlines Logo
7:25 pm - 5:30 pm
ORD
-
STN
16h 05m
2 stops
$624Multiple Airlines
Sun, Apr 26 - Fri, May 1
Multiple Airlines Logo
8:30 am - 7:45 pm
STN
-
ORD
17h 15m
2 stops
Multiple Airlines Logo
7:30 pm - 5:40 pm
ORD
-
STN
17h 10m
2 stops
$625Multiple Airlines
Tue, Mar 3 - Wed, Mar 11
Multiple Airlines Logo
12:00 pm - 4:45 pm
STN
-
ORD
34h 45m
2 stops
Multiple Airlines Logo
7:10 pm - 11:00 pm
ORD
-
STN
21h 50m
2 stops
$651Multiple Airlines
Thu, Feb 12 - Sun, Feb 15
Multiple Airlines Logo
12:00 pm - 4:45 pm
STN
-
ORD
34h 45m
2 stops
Multiple Airlines Logo
7:20 pm - 9:20 pm
ORD
-
STN
20h 00m
2 stops
$679Multiple Airlines
Fri, Feb 13 - Mon, Feb 16
Multiple Airlines Logo
11:40 am - 7:55 pm
STN
-
ORD
14h 15m
1 stop
Multiple Airlines Logo
10:55 pm - 7:45 pm
ORD
-
STN
15h 50m
2 stops
$680Multiple Airlines
Mon, Mar 2 - Mon, Mar 16
Multiple Airlines Logo
5:55 am - 2:55 pm
STN
-
ORD
15h 00m
1 stop
Multiple Airlines Logo
5:40 pm - 8:00 pm
ORD
-
STN
20h 20m
1 stop
$690Multiple Airlines
Wed, Feb 25 - Mon, Mar 2
Multiple Airlines Logo
9:20 pm - 3:25 pm
STN
-
ORD
24h 05m
2 stops
Multiple Airlines Logo
8:45 am - 12:55 am
ORD
-
STN
34h 10m
3 stops
$692Multiple Airlines
Thu, Feb 19 - Tue, May 12
Multiple Airlines Logo
6:30 am - 4:55 pm
STN
-
ORD
16h 25m
2 stops
Multiple Airlines Logo
7:20 pm - 11:20 pm
ORD
-
STN
22h 00m
2 stops
$694Multiple Airlines
Sun, Feb 15 - Thu, Feb 19

momondo Fare Finder

 
Customize 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 832,500 searches. Data last updated February 1, 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

LondonChicago

STN - ORD

STNORD

London Stansted

Sun 4/26

6:35 am-5:50 pm

2 stops17h 15m

Chicago O'Hare Intl

Fri 5/1

7:25 pm-7:30 pm

2 stops18h 05m

$617

LondonChicago

STN - ORD

STNORD

London Stansted

Sat 3/7

6:30 am-4:45 pm

2 stops16h 15m

Chicago O'Hare Intl

Sun 3/15

8:20 pm-11:00 pm

3 stops21h 40m

$618

LondonChicago

STN - ORD

STNORD

London Stansted

Sun 4/26

6:35 am-10:53 am

3 stops34h 18m

Chicago O'Hare Intl

Fri 5/1

7:25 pm-5:30 pm

2 stops16h 05m

$624

LondonChicago

STN - ORD

STNORD

London Stansted

Tue 3/3

8:30 am-7:45 pm

2 stops17h 15m

Chicago O'Hare Intl

Wed 3/11

7:30 pm-5:40 pm

2 stops17h 10m

$625

LondonChicago

STN - ORD

STNORD

London Stansted

Thu 2/12

12:00 pm-4:45 pm

2 stops34h 45m

Chicago O'Hare Intl

Sun 2/15

7:10 pm-11:00 pm

2 stops21h 50m

$651

LondonChicago

STN - ORD

STNORD

London Stansted

Fri 2/13

12:00 pm-4:45 pm

2 stops34h 45m

Chicago O'Hare Intl

Mon 2/16

7:20 pm-9:20 pm

2 stops20h 00m

$679

LondonChicago

STN - ORD

STNORD

London Stansted

Mon 3/2

11:40 am-7:55 pm

1 stop14h 15m

Chicago O'Hare Intl

Mon 3/16

10:55 pm-7:45 pm

2 stops15h 50m

$680

LondonChicago

STN - ORD

STNORD

London Stansted

Wed 2/25

5:55 am-2:55 pm

1 stop15h 00m

Chicago O'Hare Intl

Mon 3/2

5:40 pm-8:00 pm

1 stop20h 20m

$690

LondonChicago

STN - ORD

STNORD

London Stansted

Thu 2/19

9:20 pm-3:25 pm

2 stops24h 05m

Chicago O'Hare Intl

Tue 5/12

8:45 am-12:55 am

3 stops34h 10m

$692

LondonChicago

STN - ORD

STNORD

London Stansted

Sun 2/15

6:30 am-4:55 pm

2 stops16h 25m

Chicago O'Hare Intl

Thu 2/19

7:20 pm-11:20 pm

2 stops22h 00m

$694

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 on your flight to Chicago O'Hare Intl Airport is on a Wednesday when prices can be found for as low as $773. This is often the case because there is less demand to fly during this day of the week. On the other hand, Monday is the most expensive day to depart from London Stansted Airport because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $884.

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

Flying to Chicago O'Hare Intl Airport from London Stansted Airport in the morning is the least expensive time of day to depart. momondo users have found prices as low as $824 when looking at flights departing in the morning. Try not to purchase tickets in the afternoon because they tend to be around $943. Of course, these prices can vary depending on the time of year and what airport you fly to.

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 round-trip 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 15m

Direct flights

None
The fastest flight from London Stansted Airport to Chicago O'Hare Intl Airport takes 13h 15m
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?

    London Stansted and Chicago O'Hare Intl are 3952.0 mi apart from one another. By plane, this route typically takes 13h 15m.

  • 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 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.

Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
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Elgin
Aurora
South Holland

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from London to Chicago. Millions of users trust and use momondo every year so you are in good hands.

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?

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 from London to Chicago.

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

Of course. momondo tracks the price of London to Chicago flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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