How often are flights from Chicago to London delayed?

Historically, on average around 75% 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 116 minutes.

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

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights departing at night have, in the past, seen delays more frequently in comparison.

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

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

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.

£228 Cheap Flights from Chicago to London Stansted Airport in 2026

Find the cheapest flights from Chicago to London

Return

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

19:30 - 23:45ORD Chicago O'Hare Intl-STN London Stansted

22h 15m2 stops Reykjavik Keflavik Intl Glasgow Intl

06:10 - 19:25STN London Stansted-ORD Chicago O'Hare Intl

18h 15m1 stop Dublin

£494Multiple Airlines

Sat, 24 Oct - Wed, 28 Oct

15:45 - 12:50ORD Chicago O'Hare Intl-STN London Stansted

15h 05m1 stop Dublin

08:25 - 17:50STN London Stansted-ORD Chicago O'Hare Intl

39h 25m2 stops Vilnius Helsinki-Vantaa

£495Multiple Airlines

Mon, 28 Sep - Mon, 5 Oct

18:30 - 21:55ORD Chicago O'Hare Intl-STN London Stansted

21h 25m2 stops Reykjavik Keflavik Intl Kastrup Copenhagen

12:50 - 17:20STN London Stansted-ORD Chicago O'Hare Intl

34h 30m2 stops Kastrup Copenhagen Reykjavik Keflavik Intl

£495Multiple Airlines

Thu, 12 Nov - Mon, 16 Nov

19:25 - 22:25ORD Chicago O'Hare Intl-STN London Stansted

21h 00m2 stops Reykjavik Keflavik Intl Dublin

06:30 - 18:15STN London Stansted-ORD Chicago O'Hare Intl

17h 45m2 stops Dublin Reykjavik Keflavik Intl

£498Multiple Airlines

Thu, 1 Oct - Wed, 7 Oct

19:25 - 22:20ORD Chicago O'Hare Intl-STN London Stansted

20h 55m2 stops Reykjavik Keflavik Intl Dublin

06:30 - 21:25STN London Stansted-ORD Chicago O'Hare Intl

20h 55m2 stops Dublin Reykjavik Keflavik Intl

£499Multiple Airlines

Tue, 22 Sep - Wed, 30 Sep

19:25 - 00:30ORD Chicago O'Hare Intl-STN London Stansted

23h 05m2 stops Reykjavik Keflavik Intl Kastrup Copenhagen

07:20 - 18:15STN London Stansted-ORD Chicago O'Hare Intl

16h 55m2 stops Kastrup Copenhagen Reykjavik Keflavik Intl

£501Multiple Airlines

Thu, 24 Sep - Thu, 1 Oct

18:30 - 15:40ORD Chicago O'Hare Intl-STN London Stansted

15h 10m2 stops Reykjavik Keflavik Intl Kastrup Copenhagen

08:15 - 17:20STN London Stansted-ORD Chicago O'Hare Intl

15h 05m2 stops Kastrup Copenhagen Reykjavik Keflavik Intl

£502Multiple Airlines

Sun, 8 Nov - Tue, 17 Nov

19:25 - 00:10ORD Chicago O'Hare Intl-STN London Stansted

22h 45m2 stops Reykjavik Keflavik Intl Kastrup Copenhagen

12:45 - 18:15STN London Stansted-ORD Chicago O'Hare Intl

35h 30m2 stops Kastrup Copenhagen Reykjavik Keflavik Intl

£504Multiple Airlines

Tue, 8 Sep - Tue, 15 Sep

18:30 - 23:15ORD Chicago O'Hare Intl-STN London Stansted

22h 45m2 stops Reykjavik Keflavik Intl Kastrup Copenhagen

07:55 - 17:20STN London Stansted-ORD Chicago O'Hare Intl

15h 25m2 stops Gdansk Rebiechowo Reykjavik Keflavik Intl

£505Multiple Airlines

Fri, 13 Nov - Thu, 19 Nov

19:25 - 23:20ORD Chicago O'Hare Intl-STN London Stansted

21h 55m2 stops Reykjavik Keflavik Intl Dublin

06:30 - 18:15STN London Stansted-ORD Chicago O'Hare Intl

17h 45m2 stops Dublin Reykjavik Keflavik Intl

£505Multiple Airlines

Wed, 23 Sep - Wed, 30 Sep

Cheap last-minute flights

Enter your travel dates to find the best prices.

18:00 - 21:30ORD Chicago O'Hare Intl-STN London Stansted

21h 30m2 stops Lisbon Humberto Delgado Barcelona-El Prat

15:30 - 12:40STN London Stansted-ORD Chicago O'Hare Intl

27h 10m2 stops Barcelona-El Prat Lisbon Humberto Delgado

£694Multiple Airlines

Wed, 19 Aug - Wed, 26 Aug

08:40 - 14:35ORD Chicago O'Hare Intl-STN London Stansted

23h 55m2 stops Montreal Pierre Elliott Trudeau Intl Kastrup Copenhagen

19:15 - 12:55STN London Stansted-ORD Chicago O'Hare Intl

23h 40m2 stops Kastrup Copenhagen Frankfurt am Main

£705Multiple Airlines

Tue, 18 Aug - Mon, 24 Aug

20:10 - 09:55ORD Chicago O'Hare Intl-STN London Stansted

31h 45m1 stop Istanbul

10:55 - 18:20STN London Stansted-ORD Chicago O'Hare Intl

37h 25m1 stop Istanbul

£726Turkish Airlines

Sat, 15 Aug - Fri, 5 Feb

19:25 - 23:20ORD Chicago O'Hare Intl-STN London Stansted

21h 55m2 stops Reykjavik Keflavik Intl Dublin

11:10 - 18:15STN London Stansted-ORD Chicago O'Hare Intl

13h 05m2 stops Dublin Reykjavik Keflavik Intl

£731Multiple Airlines

Mon, 17 Aug - Mon, 24 Aug

15:45 - 07:50ORD Chicago O'Hare Intl-STN London Stansted

10h 05m1 stop Dublin

21:10 - 17:20STN London Stansted-ORD Chicago O'Hare Intl

26h 10m2 stops Gdansk Rebiechowo Reykjavik Keflavik Intl

£732Multiple Airlines

Sat, 15 Aug - Sat, 6 Feb

15:45 - 07:50ORD Chicago O'Hare Intl-STN London Stansted

10h 05m1 stop Dublin

21:10 - 17:20STN London Stansted-ORD Chicago O'Hare Intl

26h 10m2 stops Gdansk Rebiechowo Reykjavik Keflavik Intl

£735Multiple Airlines

Sat, 15 Aug - Sat, 30 Jan

19:25 - 00:20ORD Chicago O'Hare Intl-STN London Stansted

22h 55m2 stops Reykjavik Keflavik Intl Oslo Gardermoen

06:30 - 14:00STN London Stansted-ORD Chicago O'Hare Intl

13h 30m1 stop Dublin

£737Multiple Airlines

Mon, 17 Aug - Thu, 27 Aug

15:45 - 07:50ORD Chicago O'Hare Intl-STN London Stansted

10h 05m1 stop Dublin

21:55 - 16:00STN London Stansted-ORD Chicago O'Hare Intl

24h 05m2 stops Barcelona-El Prat Lisbon Humberto Delgado

£739Multiple Airlines

Wed, 19 Aug - Thu, 10 Sep

11:05 - 18:50ORD Chicago O'Hare Intl-STN London Stansted

25h 45m3 stops Montreal Pierre Elliott Trudeau Intl Frankfurt am Main Kastrup Copenhagen

08:15 - 20:05STN London Stansted-ORD Chicago O'Hare Intl

17h 50m2 stops Kastrup Copenhagen Montreal Pierre Elliott Trudeau Intl

£744Multiple Airlines

Mon, 17 Aug - Mon, 24 Aug

19:25 - 00:20ORD Chicago O'Hare Intl-STN London Stansted

22h 55m2 stops Reykjavik Keflavik Intl Oslo Gardermoen

13:10 - 19:15STN London Stansted-ORD Chicago O'Hare Intl

12h 05m1 stop Dublin

£756Multiple Airlines

Mon, 17 Aug - Wed, 26 Aug

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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

Cheapest return flight

ChicagoLondon

ORD Chicago O'Hare Intl - STN London Stansted

ORDSTN

Chicago O'Hare Intl

Sat 24/10

19:30-23:45

2 stops22h 15m

London Stansted

Wed 28/10

06:10-19:25

1 stop18h 15m

£494

ChicagoLondon

ORD Chicago O'Hare Intl - STN London Stansted

ORDSTN

Chicago O'Hare Intl

Mon 28/9

15:45-12:50

1 stop15h 05m

London Stansted

Mon 5/10

08:25-17:50

2 stops39h 25m

£495

ChicagoLondon

ORD Chicago O'Hare Intl - STN London Stansted

ORDSTN

Chicago O'Hare Intl

Thu 12/11

18:30-21:55

2 stops21h 25m

London Stansted

Mon 16/11

12:50-17:20

2 stops34h 30m

£495

ChicagoLondon

ORD Chicago O'Hare Intl - STN London Stansted

ORDSTN

Chicago O'Hare Intl

Thu 1/10

19:25-22:25

2 stops21h 00m

London Stansted

Wed 7/10

06:30-18:15

2 stops17h 45m

£498

ChicagoLondon

ORD Chicago O'Hare Intl - STN London Stansted

ORDSTN

Chicago O'Hare Intl

Tue 22/9

19:25-22:20

2 stops20h 55m

London Stansted

Wed 30/9

06:30-21:25

2 stops20h 55m

£499

ChicagoLondon

ORD Chicago O'Hare Intl - STN London Stansted

ORDSTN

Chicago O'Hare Intl

Thu 24/9

19:25-00:30

2 stops23h 05m

London Stansted

Thu 1/10

07:20-18:15

2 stops16h 55m

£501

Fastest return journey

ChicagoLondon

ORD Chicago O'Hare Intl - STN London Stansted

ORDSTN

Chicago O'Hare Intl

Sun 8/11

18:30-15:40

2 stops15h 10m

London Stansted

Tue 17/11

08:15-17:20

2 stops15h 05m

£502

ChicagoLondon

ORD Chicago O'Hare Intl - STN London Stansted

ORDSTN

Chicago O'Hare Intl

Tue 8/9

19:25-00:10

2 stops22h 45m

London Stansted

Tue 15/9

12:45-18:15

2 stops35h 30m

£504

ChicagoLondon

ORD Chicago O'Hare Intl - STN London Stansted

ORDSTN

Chicago O'Hare Intl

Fri 13/11

18:30-23:15

2 stops22h 45m

London Stansted

Thu 19/11

07:55-17:20

2 stops15h 25m

£505

ChicagoLondon

ORD Chicago O'Hare Intl - STN London Stansted

ORDSTN

Chicago O'Hare Intl

Wed 23/9

19:25-23:20

2 stops21h 55m

London Stansted

Wed 30/9

06:30-18:15

2 stops17h 45m

£505

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

Airlines

Delays

What is the cheapest airline that flies from Chicago to London Stansted?

Turkish Airlines is the most popular carrier operating from Chicago to London Stansted

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	14h 35m
Direct flights	None

The fastest flight from Chicago to London Stansted Airport takes 14h 35m

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

Frequently asked questions about flying from Chicago to London Stansted Airport

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 14h 35m.
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.

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Luton

Southend-on-Sea

Slough

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Ilford

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Canterbury

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Bedford

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Colchester

Chelmsford

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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.