When did momondo last update prices for flights from Chicago to London Stansted Airport?

Prices for flights from Chicago to London Stansted Airport refresh daily.

How old do you have to be to fly from Chicago to London Stansted 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 Chicago to London Stansted Airport.

What documentation or ID do you need to fly to London Stansted Airport?

The travel and health documents required for your trip to London Stansted Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London Stansted Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

£274 Cheap Flights from Chicago to London Stansted Airport in 2026

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Find the cheapest flights from Chicago to London

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21:00 - 13:20

ORD

STN

10h 20m1 stop

10:15 - 19:15

STN

ORD

15h 00m1 stop

£396Multiple Airlines

Wed, 21 Jan - Sun, 25 Jan

19:20 - 21:20

ORD

STN

20h 00m2 stops

21:45 - 16:45

STN

ORD

25h 00m2 stops

£397Multiple Airlines

Mon, 2 Feb - Fri, 6 Feb

19:20 - 21:20

ORD

STN

20h 00m2 stops

15:15 - 16:45

STN

ORD

31h 30m3 stops

£398Multiple Airlines

Mon, 2 Feb - Fri, 6 Feb

20:40 - 14:20

ORD

STN

12h 40m1 stop

06:30 - 15:00

STN

ORD

13h 30m1 stop

£399Multiple Airlines

Tue, 10 Mar - Wed, 18 Mar

18:30 - 20:55

ORD

STN

20h 25m2 stops

21:00 - 17:20

STN

ORD

26h 20m2 stops

£400Multiple Airlines

Wed, 21 Jan - Sat, 31 Jan

19:20 - 22:50

ORD

STN

21h 30m2 stops

06:30 - 16:45

STN

ORD

16h 15m2 stops

£401Multiple Airlines

Wed, 21 Jan - Sat, 24 Jan

19:20 - 22:50

ORD

STN

21h 30m2 stops

06:30 - 16:55

STN

ORD

16h 25m2 stops

£402Multiple Airlines

Wed, 21 Jan - Sun, 25 Jan

21:00 - 21:20

ORD

STN

18h 20m1 stop

11:35 - 19:15

STN

ORD

13h 40m1 stop

£402Multiple Airlines

Tue, 5 May - Tue, 12 May

18:30 - 16:35

ORD

STN

16h 05m2 stops

06:30 - 17:20

STN

ORD

16h 50m2 stops

£403Multiple Airlines

Thu, 5 Feb - Thu, 12 Feb

19:20 - 16:40

ORD

STN

15h 20m1 stop

06:00 - 16:45

STN

ORD

16h 45m1 stop

£407Multiple Airlines

Wed, 25 Feb - Wed, 4 Mar

momondo Fare Finder

Use the filters below to find and compare flights from Chicago to London Stansted Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoLondon

ORD - STN

ORDSTN

Chicago O'Hare Intl

Wed 21/1

21:00-13:20

1 stop10h 20m

London Stansted

Sun 25/1

10:15-19:15

1 stop15h 00m

£396

ChicagoLondon

ORD - STN

ORDSTN

Chicago O'Hare Intl

Mon 2/2

19:20-21:20

2 stops20h 00m

London Stansted

Fri 6/2

21:45-16:45

2 stops25h 00m

£397

ChicagoLondon

ORD - STN

ORDSTN

Chicago O'Hare Intl

Mon 2/2

19:20-21:20

2 stops20h 00m

London Stansted

Fri 6/2

15:15-16:45

3 stops31h 30m

£398

ChicagoLondon

ORD - STN

ORDSTN

Chicago O'Hare Intl

Tue 10/3

20:40-14:20

1 stop12h 40m

London Stansted

Wed 18/3

06:30-15:00

1 stop13h 30m

£399

ChicagoLondon

ORD - STN

ORDSTN

Chicago O'Hare Intl

Wed 21/1

18:30-20:55

2 stops20h 25m

London Stansted

Sat 31/1

21:00-17:20

2 stops26h 20m

£400

ChicagoLondon

ORD - STN

ORDSTN

Chicago O'Hare Intl

Wed 21/1

19:20-22:50

2 stops21h 30m

London Stansted

Sat 24/1

06:30-16:45

2 stops16h 15m

£401

ChicagoLondon

ORD - STN

ORDSTN

Chicago O'Hare Intl

Wed 21/1

19:20-22:50

2 stops21h 30m

London Stansted

Sun 25/1

06:30-16:55

2 stops16h 25m

£402

ChicagoLondon

ORD - STN

ORDSTN

Chicago O'Hare Intl

Tue 5/5

21:00-21:20

1 stop18h 20m

London Stansted

Tue 12/5

11:35-19:15

1 stop13h 40m

£402

ChicagoLondon

ORD - STN

ORDSTN

Chicago O'Hare Intl

Thu 5/2

18:30-16:35

2 stops16h 05m

London Stansted

Thu 12/2

06:30-17:20

2 stops16h 50m

£403

ChicagoLondon

ORD - STN

ORDSTN

Chicago O'Hare Intl

Wed 25/2

19:20-16:40

1 stop15h 20m

London Stansted

Wed 4/3

06:00-16:45

1 stop16h 45m

£407

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Chicago to London Stansted 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

How often are flights from Chicago to London delayed?

Historically, on average around 50% of flights between Chicago and London have experienced a delay on any given week. The average delay length over the past 12 months has been 24 minutes.

What is the most punctual flight time for Chicago to London flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the morning have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Wednesday is statistically the day of the week that experiences the fewest delays on this flight route. Thursday has historically seen more delays on average compared to the rest of the week.

When to book flights from Chicago to London Stansted Airport

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

Estimated return price

Cheap Chicago to London Stansted Airport (CHI to STN) flight deals and tips

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

Fastest flight time	11h 30m
Direct flights	None

The fastest flight from Chicago to London Stansted Airport takes 11h 30m

There are no direct flights from Chicago to London Stansted Airport. There are no popular flight routes from Chicago to London Stansted Airport.

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How far is Chicago to London Stansted by plane?
London Stansted is 3946.5 mi away from Chicago. A reasonable flight in good conditions will take 11h 30m.
When did momondo last update prices for flights from Chicago to London Stansted Airport?
Prices for flights from Chicago to London Stansted Airport refresh daily.
How old do you have to be to fly from Chicago to London Stansted 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 Chicago to London Stansted Airport.
What documentation or ID do you need to fly to London Stansted Airport?
The travel and health documents required for your trip to London Stansted Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London Stansted Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Eastbourne

Milton Keynes

Luton

Gatwick

Maidstone

Slough

Southend-on-Sea

Canterbury

Ipswich

Ilford

Guildford

Chelmsford

Hayes

Dover

Worthing

Hounslow

Colchester

Bedford

Ramsgate

Folkestone

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Chicago to London. momondo saves you time and could save you money on your trip.

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

Flights from Chicago to London with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo helps you find the best flight between Chicago and London by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes momondo offers price alerts on flights to London from 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.