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

Prices for flights from Chicago to London Stansted Airport were last updated today.

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

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 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.

$358 Cheap Flights from Chicago to London Stansted Airport in 2025/26

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6:30 pm - 8:05 pmORD-STN

19h 35m2 stops

6:30 am - 6:20 pmSTN-ORD

16h 50m2 stops

$558Multiple Airlines

Find Deal

Thu, Mar 5 - Fri, Mar 13

7:20 pm - 6:05 pmORD-STN

16h 45m1 stop

6:00 am - 4:45 pmSTN-ORD

16h 45m1 stop

$560Multiple Airlines

Find Deal

Thu, Jan 15 - Wed, Jan 21

6:30 pm - 6:20 pmORD-STN

17h 50m2 stops

6:30 am - 5:20 pmSTN-ORD

16h 50m2 stops

$562Multiple Airlines

Find Deal

Sun, Jan 11 - Sat, Jan 17

7:20 pm - 10:55 pmORD-STN

21h 35m2 stops

6:25 am - 4:45 pmSTN-ORD

16h 20m2 stops

$566Multiple Airlines

Find Deal

Sat, Feb 28 - Sun, Mar 8

7:00 am - 1:05 pmORD-STN

24h 05m2 stops

6:00 am - 4:45 pmSTN-ORD

16h 45m1 stop

$567Multiple Airlines

Find Deal

Sat, Jan 17 - Wed, Jan 21

7:20 pm - 6:25 pmORD-STN

17h 05m1 stop

7:35 am - 4:45 pmSTN-ORD

15h 10m1 stop

$570Multiple Airlines

Find Deal

Fri, Jan 16 - Mon, Jan 26

6:50 pm - 8:30 pmORD-STN

19h 40m2 stops

9:20 pm - 4:20 pmSTN-ORD

25h 00m2 stops

$571Multiple Airlines

Find Deal

Tue, Jan 13 - Mon, Jan 19

7:30 pm - 8:20 pmORD-STN

19h 50m2 stops

2:15 pm - 6:20 pmSTN-ORD

33h 05m2 stops

$573Multiple Airlines

Find Deal

Sun, Mar 8 - Sun, Mar 15

7:20 pm - 11:00 pmORD-STN

21h 40m3 stops

6:30 am - 5:45 pmSTN-ORD

16h 15m2 stops

$576Multiple Airlines

Find Deal

Sun, Mar 1 - Sun, Mar 15

7:20 pm - 1:05 pmORD-STN

11h 45m1 stop

7:15 am - 4:45 pmSTN-ORD

15h 30m1 stop

$577Multiple Airlines

Find Deal

Sat, Jan 17 - Sat, Jan 24

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

Thu 3/5

6:30 pm-8:05 pm

2 stops19h 35m

London Stansted

Fri 3/13

6:30 am-6:20 pm

2 stops16h 50m

$558

ChicagoLondon

ORD - STN

ORDSTN

Chicago O'Hare Intl

Thu 1/15

7:20 pm-6:05 pm

1 stop16h 45m

London Stansted

Wed 1/21

6:00 am-4:45 pm

1 stop16h 45m

$560

ChicagoLondon

ORD - STN

ORDSTN

Chicago O'Hare Intl

Sun 1/11

6:30 pm-6:20 pm

2 stops17h 50m

London Stansted

Sat 1/17

6:30 am-5:20 pm

2 stops16h 50m

$562

ChicagoLondon

ORD - STN

ORDSTN

Chicago O'Hare Intl

Sat 2/28

7:20 pm-10:55 pm

2 stops21h 35m

London Stansted

Sun 3/8

6:25 am-4:45 pm

2 stops16h 20m

$566

ChicagoLondon

ORD - STN

ORDSTN

Chicago O'Hare Intl

Sat 1/17

7:00 am-1:05 pm

2 stops24h 05m

London Stansted

Wed 1/21

6:00 am-4:45 pm

1 stop16h 45m

$567

ChicagoLondon

ORD - STN

ORDSTN

Chicago O'Hare Intl

Fri 1/16

7:20 pm-6:25 pm

1 stop17h 05m

London Stansted

Mon 1/26

7:35 am-4:45 pm

1 stop15h 10m

$570

ChicagoLondon

ORD - STN

ORDSTN

Chicago O'Hare Intl

Tue 1/13

6:50 pm-8:30 pm

2 stops19h 40m

London Stansted

Mon 1/19

9:20 pm-4:20 pm

2 stops25h 00m

$571

ChicagoLondon

ORD - STN

ORDSTN

Chicago O'Hare Intl

Sun 3/8

7:30 pm-8:20 pm

2 stops19h 50m

London Stansted

Sun 3/15

2:15 pm-6:20 pm

2 stops33h 05m

$573

ChicagoLondon

ORD - STN

ORDSTN

Chicago O'Hare Intl

Sun 3/1

7:20 pm-11:00 pm

3 stops21h 40m

London Stansted

Sun 3/15

6:30 am-5:45 pm

2 stops16h 15m

$576

ChicagoLondon

ORD - STN

ORDSTN

Chicago O'Hare Intl

Sat 1/17

7:20 pm-1:05 pm

1 stop11h 45m

London Stansted

Sat 1/24

7:15 am-4:45 pm

1 stop15h 30m

$577

Flights are sorted by cheapest round-trip 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 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 which experiences the fewest number of 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 round-trip 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	14h 10m
Direct flights	None

The fastest flight from Chicago to London Stansted Airport takes 14h 10m

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

Search flight deals

How far is Chicago to London Stansted by plane?
London Stansted is 3946.5 mi away from Chicago. 10h 20m is a normal flight duration for this route.
When did momondo last update prices for flights from Chicago to London Stansted Airport?
Prices for flights from Chicago to London Stansted Airport were last updated today.
How old do you have to be to fly from Chicago to London Stansted Airport?
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 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.

Gatwick

Hounslow

Milton Keynes

Dover

Luton

Slough

Guildford

Hayes

Dartford

Crawley

Brentwood

Chelmsford

Wembley

Romford

Watford

Ilford

Cobham

Folkestone

Uxbridge

Stansted

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 provides multiple filters to help you find the best flight to London from Chicago. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

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

An easier way to manage your London Stansted Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Fri 12/26

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Cheap flights from Chicago to London from $358

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago to London departing on 12/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

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Filter for what you want

Trusted and free

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

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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 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 which experiences the fewest number of 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

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

Direct flights

How far is Chicago to London Stansted by plane?

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

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

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

Traveling to a place near London?

Why use momondo?

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

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

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

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

An easier way to manage your London Stansted Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to London

Popular cities in the United Kingdom

Popular flights according to clicks in the last 7 days on momondo