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Cheap flights from Illinois to London from £236

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to London departing on 20/10. 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
1 adult, Economy, 0 bags
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Find the cheapest flights from Illinois to London

Cheap return flights

Enter your travel dates to find the best prices.
Turkish Airlines Logo
20:10 - 22:10
ORD
-
STN
20h 00m
1 stop
Turkish Airlines Logo
17:35 - 09:40
STN
-
ORD
22h 05m
1 stop
£664Turkish Airlines
Wed, 19 Aug - Fri, 28 Aug
Multiple Airlines Logo
22:25 - 23:40
ORD
-
STN
19h 15m
2 stops
Multiple Airlines Logo
19:20 - 20:05
STN
-
ORD
30h 45m
3 stops
£665Multiple Airlines
Sun, 9 Aug - Tue, 11 Aug
Multiple Airlines Logo
09:50 - 00:50
ORD
-
STN
33h 00m
3 stops
Multiple Airlines Logo
16:25 - 14:10
STN
-
ORD
26h 45m
2 stops
£666Multiple Airlines
Tue, 13 Oct - Thu, 29 Oct
Multiple Airlines Logo
22:25 - 23:40
ORD
-
STN
19h 15m
2 stops
Multiple Airlines Logo
19:20 - 19:52
STN
-
ORD
30h 32m
2 stops
£668Multiple Airlines
Sun, 9 Aug - Tue, 11 Aug
Multiple Airlines Logo
15:45 - 07:50
ORD
-
STN
10h 05m
1 stop
Multiple Airlines Logo
22:50 - 19:52
STN
-
ORD
27h 02m
2 stops
£669Multiple Airlines
Fri, 14 Aug - Fri, 21 Aug
Multiple Airlines Logo
19:00 - 13:15
ORD
-
STN
12h 15m
1 stop
Multiple Airlines Logo
06:20 - 15:30
STN
-
ORD
15h 10m
1 stop
£670Multiple Airlines
Wed, 11 Nov - Sun, 15 Nov
Multiple Airlines Logo
19:25 - 22:20
ORD
-
STN
20h 55m
2 stops
Multiple Airlines Logo
08:25 - 20:05
STN
-
ORD
17h 40m
3 stops
£670Multiple Airlines
Sun, 19 Jul - Thu, 23 Jul
Multiple Airlines Logo
15:45 - 07:50
ORD
-
STN
10h 05m
1 stop
Multiple Airlines Logo
22:50 - 19:52
STN
-
ORD
27h 02m
2 stops
£672Multiple Airlines
Fri, 14 Aug - Fri, 21 Aug
Turkish Airlines Logo
11:25 - 09:55
ORD
-
STN
16h 30m
1 stop
Turkish Airlines Logo
10:55 - 20:20
STN
-
ORD
38h 25m
1 stop
£673Turkish Airlines
Sun, 13 Sep - Sat, 31 Oct
Multiple Airlines Logo
19:25 - 22:20
ORD
-
STN
20h 55m
2 stops
Multiple Airlines Logo
18:30 - 20:29
STN
-
ORD
31h 59m
3 stops
£674Multiple Airlines
Sun, 19 Jul - Thu, 23 Jul

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Turkish Airlines flights from Illinois to London Stansted Airport

Our best Turkish Airlines deals on Illinois to London Stansted Airport flight tickets
Turkish Airlines
13 Sept
ORD11:25Chicago O'Hare Intl
16h 30m
1 stop
STN09:55London Stansted
31 Oct
STN10:55London Stansted
38h 25m
1 stop
ORD20:20Chicago O'Hare Intl
£673
Turkish Airlines
24 Nov
ORD11:45Chicago O'Hare Intl
16h 10m
1 stop
STN09:55London Stansted
29 Nov
STN17:20London Stansted
22h 40m
1 stop
ORD10:00Chicago O'Hare Intl
£675
Turkish Airlines
2 Oct
ORD11:25Chicago O'Hare Intl
16h 30m
1 stop
STN09:55London Stansted
9 Oct
STN17:35London Stansted
22h 05m
1 stop
ORD09:40Chicago O'Hare Intl
£677

Lufthansa flights from Illinois to London Stansted Airport

Our best Lufthansa deals on Illinois to London Stansted Airport flight tickets
Lufthansa
27 Sept
ORD15:35Chicago O'Hare Intl
12h 35m
1 stop
STN10:10London Stansted
5 Oct
STN16:25London Stansted
26h 30m
2 stops
ORD12:55Chicago O'Hare Intl
£667
Lufthansa
27 Sept
ORD22:30Chicago O'Hare Intl
29h 40m
2 stops
STN10:10London Stansted
5 Oct
STN16:25London Stansted
26h 30m
2 stops
ORD12:55Chicago O'Hare Intl
£685
Lufthansa
22 Sept
ORD16:05Chicago O'Hare Intl
17h 30m
2 stops
STN15:35London Stansted
29 Sept
STN16:25London Stansted
26h 10m
1 stop
ORD12:35Chicago O'Hare Intl
£692

momondo Fare Finder

 
Customise your flight search to find flights from Illinois 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 1 July 2026.
Use the filters below to find and compare flights from Illinois 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

Wed 19/8

20:10-22:10

1 stop20h 00m

London Stansted

Fri 28/8

17:35-09:40

1 stop22h 05m

£664

ChicagoLondon

ORD - STN

ORDSTN

Chicago O'Hare Intl

Sun 9/8

22:25-23:40

2 stops19h 15m

London Stansted

Tue 11/8

19:20-20:05

3 stops30h 45m

£665

ChicagoLondon

ORD - STN

ORDSTN

Chicago O'Hare Intl

Tue 13/10

09:50-00:50

3 stops33h 00m

London Stansted

Thu 29/10

16:25-14:10

2 stops26h 45m

£666

ChicagoLondon

ORD - STN

ORDSTN

Chicago O'Hare Intl

Sun 9/8

22:25-23:40

2 stops19h 15m

London Stansted

Tue 11/8

19:20-19:52

2 stops30h 32m

£668

ChicagoLondon

ORD - STN

ORDSTN

Chicago O'Hare Intl

Fri 14/8

15:45-07:50

1 stop10h 05m

London Stansted

Fri 21/8

22:50-19:52

2 stops27h 02m

£669
Fastest return journey

ChicagoLondon

ORD - STN

ORDSTN

Chicago O'Hare Intl

Wed 11/11

19:00-13:15

1 stop12h 15m

London Stansted

Sun 15/11

06:20-15:30

1 stop15h 10m

£670

ChicagoLondon

ORD - STN

ORDSTN

Chicago O'Hare Intl

Sun 19/7

19:25-22:20

2 stops20h 55m

London Stansted

Thu 23/7

08:25-20:05

3 stops17h 40m

£670

ChicagoLondon

ORD - STN

ORDSTN

Chicago O'Hare Intl

Fri 14/8

15:45-07:50

1 stop10h 05m

London Stansted

Fri 21/8

22:50-19:52

2 stops27h 02m

£672

ChicagoLondon

ORD - STN

ORDSTN

Chicago O'Hare Intl

Sun 13/9

11:25-09:55

1 stop16h 30m

London Stansted

Sat 31/10

10:55-20:20

1 stop38h 25m

£673

ChicagoLondon

ORD - STN

ORDSTN

Chicago O'Hare Intl

Sun 19/7

19:25-22:20

2 stops20h 55m

London Stansted

Thu 23/7

18:30-20:29

3 stops31h 59m

£674

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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2

See travel insights to London from

How to get the cheapest flight ticket from Illinois 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

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

Lufthansa and Turkish Airlines are the most popular carriers operating from Illinois to London Stansted

Cheap Illinois to London Stansted Airport flight deals and tips

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

Fastest flight time

13h 55m

Direct flights

None
The fastest flight from Illinois to London Stansted Airport takes 13h 55m
There are no direct flights from Illinois to London Stansted Airport. There are no popular flight routes from Illinois to London Stansted Airport.
Search flight deals

Frequently asked questions about flying from Illinois to London Stansted Airport

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

    Prices for flights from Illinois to London Stansted Airport are updated daily.

  • How old do you have to be to fly from Illinois 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 Illinois 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
Wembley
Gatwick
Milton Keynes
Luton
Southend-on-Sea
Slough
Maidstone
Ipswich
Ilford
Canterbury
Folkestone
Guildford
Hayes
Chichester
Hastings
Bedford
Colchester
Harlow
Chelmsford

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to London from Illinois.

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

Yes. momondo allows you to filter the results for Illinois to London flights to just show those with flexible booking policies.

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

Once you have performed a search for Illinois to London flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are not ready to book a flight from Illinois to London now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to London and let you know when they change.

An easier way to manage your London Stansted Airport trip

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