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Cheap flights from Chicago to London from £321

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 13/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
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Find the cheapest flights from Chicago to London

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
09:50 - 21:55
ORD
-
STN
30h 05m
2 stops
Multiple Airlines Logo
06:30 - 16:57
STN
-
ORD
16h 27m
2 stops
£658Multiple Airlines
Sun, 5 Jul - Thu, 16 Jul
Multiple Airlines Logo
15:45 - 07:50
ORD
-
STN
10h 05m
1 stop
Multiple Airlines Logo
08:30 - 21:25
STN
-
ORD
18h 55m
2 stops
£660Multiple Airlines
Sun, 16 Aug - Sat, 22 Aug
Multiple Airlines Logo
15:45 - 23:20
ORD
-
STN
25h 35m
2 stops
Multiple Airlines Logo
15:30 - 12:40
STN
-
ORD
27h 10m
2 stops
£660Multiple Airlines
Mon, 29 Jun - Wed, 15 Jul
Multiple Airlines Logo
15:40 - 14:40
ORD
-
STN
17h 00m
2 stops
Multiple Airlines Logo
22:45 - 14:55
STN
-
ORD
22h 10m
2 stops
£661Multiple Airlines
Mon, 13 Jul - Wed, 22 Jul
Multiple Airlines Logo
15:45 - 19:40
ORD
-
STN
21h 55m
2 stops
Multiple Airlines Logo
21:55 - 16:57
STN
-
ORD
25h 02m
2 stops
£662Multiple Airlines
Fri, 10 Jul - Tue, 21 Jul
Multiple Airlines Logo
16:37 - 23:20
ORD
-
STN
24h 43m
2 stops
Multiple Airlines Logo
06:35 - 18:51
STN
-
ORD
18h 16m
2 stops
£663Multiple Airlines
Mon, 22 Jun - Sat, 11 Jul
Multiple Airlines Logo
15:45 - 07:50
ORD
-
STN
10h 05m
1 stop
Multiple Airlines Logo
20:25 - 17:50
STN
-
ORD
27h 25m
2 stops
£663Multiple Airlines
Sat, 11 Jul - Tue, 1 Sep
Multiple Airlines Logo
17:35 - 20:00
ORD
-
STN
20h 25m
2 stops
Multiple Airlines Logo
06:30 - 16:57
STN
-
ORD
16h 27m
2 stops
£664Multiple Airlines
Tue, 16 Jun - Tue, 7 Jul
Multiple Airlines Logo
08:45 - 14:40
ORD
-
STN
23h 55m
2 stops
Multiple Airlines Logo
22:00 - 20:05
STN
-
ORD
28h 05m
2 stops
£665Multiple Airlines
Mon, 13 Jul - Mon, 27 Jul
Multiple Airlines Logo
15:45 - 07:50
ORD
-
STN
10h 05m
1 stop
Multiple Airlines Logo
19:50 - 17:50
STN
-
ORD
28h 00m
2 stops
£666Multiple Airlines
Mon, 10 Aug - Thu, 20 Aug

Turkish Airlines flights from Chicago to London Stansted Airport

Our best Turkish Airlines deals on Chicago to London Stansted Airport flight tickets
Turkish Airlines
27 Oct
ORD12:45Chicago O'Hare Intl
16h 10m
1 stop
STN09:55London Stansted
3 Nov
STN17:20London Stansted
23h 40m
1 stop
ORD11:00Chicago O'Hare Intl
£658
Turkish Airlines
11 Oct
ORD20:10Chicago O'Hare Intl
38h 30m
1 stop
STN16:40London Stansted
17 Oct
STN10:50London Stansted
28h 50m
1 stop
ORD09:40Chicago O'Hare Intl
£666
Turkish Airlines
22 Oct
ORD11:25Chicago O'Hare Intl
16h 30m
1 stop
STN09:55London Stansted
6 Nov
STN17:20London Stansted
23h 40m
1 stop
ORD11:00Chicago O'Hare Intl
£680

momondo Fare Finder

 
Customise your flight search to find flights from Chicago to London Stansted 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 29 May 2026.
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 - STN

ORDSTN

Chicago O'Hare Intl

Sun 5/7

09:50-21:55

2 stops30h 05m

London Stansted

Thu 16/7

06:30-16:57

2 stops16h 27m

£658
Fastest return journey

ChicagoLondon

ORD - STN

ORDSTN

Chicago O'Hare Intl

Sun 16/8

15:45-07:50

1 stop10h 05m

London Stansted

Sat 22/8

08:30-21:25

2 stops18h 55m

£660

ChicagoLondon

ORD - STN

ORDSTN

Chicago O'Hare Intl

Mon 29/6

15:45-23:20

2 stops25h 35m

London Stansted

Wed 15/7

15:30-12:40

2 stops27h 10m

£660

ChicagoLondon

ORD - STN

ORDSTN

Chicago O'Hare Intl

Mon 13/7

15:40-14:40

2 stops17h 00m

London Stansted

Wed 22/7

22:45-14:55

2 stops22h 10m

£661

ChicagoLondon

ORD - STN

ORDSTN

Chicago O'Hare Intl

Fri 10/7

15:45-19:40

2 stops21h 55m

London Stansted

Tue 21/7

21:55-16:57

2 stops25h 02m

£662

ChicagoLondon

ORD - STN

ORDSTN

Chicago O'Hare Intl

Mon 22/6

16:37-23:20

2 stops24h 43m

London Stansted

Sat 11/7

06:35-18:51

2 stops18h 16m

£663

ChicagoLondon

ORD - STN

ORDSTN

Chicago O'Hare Intl

Sat 11/7

15:45-07:50

1 stop10h 05m

London Stansted

Tue 1/9

20:25-17:50

2 stops27h 25m

£663

ChicagoLondon

ORD - STN

ORDSTN

Chicago O'Hare Intl

Tue 16/6

17:35-20:00

2 stops20h 25m

London Stansted

Tue 7/7

06:30-16:57

2 stops16h 27m

£664

ChicagoLondon

ORD - STN

ORDSTN

Chicago O'Hare Intl

Mon 13/7

08:45-14:40

2 stops23h 55m

London Stansted

Mon 27/7

22:00-20:05

2 stops28h 05m

£665

ChicagoLondon

ORD - STN

ORDSTN

Chicago O'Hare Intl

Mon 10/8

15:45-07:50

1 stop10h 05m

London Stansted

Thu 20/8

19:50-17:50

2 stops28h 00m

£666

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to London from

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 100% 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 154 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 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?

Thursday 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 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

10h 05m

Direct flights

None
The fastest flight from Chicago to London Stansted Airport takes 10h 05m
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 10h 05m.

  • 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.

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Eastbourne
Milton Keynes
Gatwick
Luton
Wembley
Slough
Maidstone
Southend-on-Sea
Ipswich
Canterbury
Ilford
Hayes
Guildford
Folkestone
Chelmsford
Bedford
Dover
Harlow
Chichester
Colchester

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.

An easier way to manage your London Stansted Airport trip

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