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

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

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

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Stansted Airport to Illinois.

What documentation or ID do you need to fly to Illinois?

The required travel and health documents for your Illinois trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Illinois. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

£345 Cheap Flights from London Stansted Airport to Illinois in 2026

Voted winner of Europe's Best Travel App 2023

Find the cheapest flights from London Stansted Airport to Illinois

Return

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

21:30 - 21:20

STN

ORD

29h 50m

2 stops

22:25 - 23:40

ORD

STN

19h 15m

2 stops

£572Multiple Airlines

Wed, 23 Sep - Sun, 27 Sep

13:15 - 18:15

STN

ORD

35h 00m

2 stops

22:25 - 23:20

ORD

STN

18h 55m

2 stops

£573Multiple Airlines

Sun, 16 Aug - Sun, 30 Aug

06:35 - 10:16

STN

ORD

33h 41m

3 stops

19:25 - 23:40

ORD

STN

22h 15m

2 stops

£575Multiple Airlines

Fri, 21 Aug - Sun, 30 Aug

19:05 - 16:00

STN

ORD

26h 55m

2 stops

19:25 - 23:05

ORD

STN

21h 40m

2 stops

£576Multiple Airlines

Sat, 5 Sep - Sat, 12 Sep

18:55 - 17:50

STN

ORD

28h 55m

2 stops

15:45 - 07:50

ORD

STN

10h 05m

1 stop

£577Multiple Airlines

Thu, 8 Oct - Tue, 13 Oct

06:30 - 19:52

STN

ORD

19h 22m

2 stops

22:25 - 22:40

ORD

STN

18h 15m

2 stops

£578Multiple Airlines

Tue, 14 Jul - Tue, 21 Jul

18:55 - 17:50

STN

ORD

28h 55m

2 stops

15:45 - 07:50

ORD

STN

10h 05m

1 stop

£579Multiple Airlines

Thu, 1 Oct - Mon, 5 Oct

08:25 - 16:57

STN

ORD

14h 32m

2 stops

15:45 - 13:15

ORD

STN

15h 30m

2 stops

£579Multiple Airlines

Thu, 9 Jul - Tue, 28 Jul

08:30 - 18:15

STN

ORD

15h 45m

2 stops

19:25 - 17:05

ORD

STN

15h 40m

2 stops

£580Multiple Airlines

Thu, 8 Oct - Mon, 12 Oct

08:15 - 16:57

STN

ORD

14h 42m

2 stops

22:25 - 22:40

ORD

STN

18h 15m

2 stops

£581Multiple Airlines

Wed, 22 Jul - Tue, 28 Jul

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Turkish Airlines flights from London Stansted Airport to Illinois

Our best Turkish Airlines deals on London Stansted Airport to Illinois flight tickets

Turkish Airlines

16 Sept

STN17:45London Stansted

33h 51m

2 stops

STL21:36Lambert-St Louis

23 Sept

STL08:00Lambert-St Louis

43h 55m

2 stops

STN09:55London Stansted

£1,068

Turkish Airlines

16 Sept

STN17:45London Stansted

33h 51m

2 stops

STL21:36Lambert-St Louis

23 Sept

STL08:00Lambert-St Louis

43h 55m

2 stops

STN09:55London Stansted

£1,070

Turkish Airlines

16 Sept

STN17:45London Stansted

33h 51m

2 stops

STL21:36Lambert-St Louis

23 Sept

STL08:00Lambert-St Louis

43h 55m

2 stops

STN09:55London Stansted

£1,071

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonChicago

STN - ORD

STNORD

London Stansted

Wed 23/9

21:30-21:20

2 stops29h 50m

Chicago O'Hare Intl

Sun 27/9

22:25-23:40

2 stops19h 15m

£572

LondonChicago

STN - ORD

STNORD

London Stansted

Sun 16/8

13:15-18:15

2 stops35h 00m

Chicago O'Hare Intl

Sun 30/8

22:25-23:20

2 stops18h 55m

£573

LondonChicago

STN - ORD

STNORD

London Stansted

Fri 21/8

06:35-10:16

3 stops33h 41m

Chicago O'Hare Intl

Sun 30/8

19:25-23:40

2 stops22h 15m

£575

LondonChicago

STN - ORD

STNORD

London Stansted

Sat 5/9

19:05-16:00

2 stops26h 55m

Chicago O'Hare Intl

Sat 12/9

19:25-23:05

2 stops21h 40m

£576

LondonChicago

STN - ORD

STNORD

London Stansted

Thu 8/10

18:55-17:50

2 stops28h 55m

Chicago O'Hare Intl

Tue 13/10

15:45-07:50

1 stop10h 05m

£577

LondonChicago

STN - ORD

STNORD

London Stansted

Tue 14/7

06:30-19:52

2 stops19h 22m

Chicago O'Hare Intl

Tue 21/7

22:25-22:40

2 stops18h 15m

£578

LondonChicago

STN - ORD

STNORD

London Stansted

Thu 1/10

18:55-17:50

2 stops28h 55m

Chicago O'Hare Intl

Mon 5/10

15:45-07:50

1 stop10h 05m

£579

Fastest return journey

LondonChicago

STN - ORD

STNORD

London Stansted

Thu 9/7

08:25-16:57

2 stops14h 32m

Chicago O'Hare Intl

Tue 28/7

15:45-13:15

2 stops15h 30m

£579

LondonChicago

STN - ORD

STNORD

London Stansted

Thu 8/10

08:30-18:15

2 stops15h 45m

Chicago O'Hare Intl

Mon 12/10

19:25-17:05

2 stops15h 40m

£580

LondonChicago

STN - ORD

STNORD

London Stansted

Wed 22/7

08:15-16:57

2 stops14h 42m

Chicago O'Hare Intl

Tue 28/7

22:25-22:40

2 stops18h 15m

£581

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 London Stansted Airport to Illinois

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 London Stansted to Illinois?

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

Cheap London Stansted Airport to Illinois flight deals and tips

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

Fastest flight time	13h 45m
Direct flights	None

The fastest flight from London Stansted Airport to Illinois takes 13h 45m

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

Search flight deals

Frequently asked questions about flying from London Stansted Airport to Illinois

When did momondo last update prices for flights from London Stansted Airport to Illinois?
Prices for flights from London Stansted Airport to Illinois are updated daily.
How old do you have to be to fly from London Stansted Airport to Illinois?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Stansted Airport to Illinois.
What documentation or ID do you need to fly to Illinois?
The required travel and health documents for your Illinois trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Illinois. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

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

It is quick and easy to find London to Illinois flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Illinois that suits you.

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

Flights from London to Illinois 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 London to Illinois?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Illinois from London.

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

If you are simply researching potential flights to Illinois, momondo offers a useful price alert feature which will track prices for flights to Illinois from London and alert you when they change.