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

Prices for flights from London Stansted Airport to Illinois are refreshed on a daily basis.

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

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, 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 travel and health documents you'll need for your trip to Illinois may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Illinois. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$473 Cheap Flights from London Stansted Airport to Illinois in 2026

Find the cheapest flights from London Stansted Airport to Illinois

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

12:00 pm - 5:50 pm

STN

ORD

35h 50m

2 stops

3:45 pm - 7:50 am

ORD

STN

10h 05m

1 stop

$758Multiple Airlines

Sat, Sep 5 - Fri, Sep 25

6:55 pm - 5:50 pm

STN

ORD

28h 55m

2 stops

3:45 pm - 7:50 am

ORD

STN

10h 05m

1 stop

$759Multiple Airlines

Thu, Oct 8 - Tue, Oct 13

8:00 am - 8:05 pm

STN

ORD

18h 05m

3 stops

3:45 pm - 1:15 pm

ORD

STN

15h 30m

2 stops

$761Multiple Airlines

Tue, Jul 7 - Tue, Jul 14

6:35 am - 10:16 am

STN

ORD

33h 41m

3 stops

7:25 pm - 11:40 pm

ORD

STN

22h 15m

2 stops

$762Multiple Airlines

Fri, Aug 21 - Sun, Aug 30

7:25 am - 6:15 pm

STN

ORD

16h 50m

2 stops

6:30 pm - 4:55 pm

ORD

STN

16h 25m

2 stops

$763Multiple Airlines

Sat, Oct 24 - Sun, Nov 1

6:35 am - 6:15 pm

STN

ORD

17h 40m

2 stops

7:25 pm - 11:25 pm

ORD

STN

22h 00m

2 stops

$765Multiple Airlines

Fri, Jul 3 - Sun, Jul 12

8:25 am - 4:57 pm

STN

ORD

14h 32m

2 stops

3:45 pm - 10:40 pm

ORD

STN

24h 55m

2 stops

$767Multiple Airlines

Thu, Jul 9 - Tue, Jul 14

8:25 am - 4:57 pm

STN

ORD

14h 32m

2 stops

3:45 pm - 1:15 pm

ORD

STN

15h 30m

2 stops

$768Multiple Airlines

Thu, Jul 9 - Tue, Jul 28

6:35 am - 8:05 pm

STN

ORD

19h 30m

3 stops

3:45 pm - 9:35 pm

ORD

STN

23h 50m

2 stops

$769Multiple Airlines

Fri, Aug 21 - Sun, Aug 30

6:55 am - 9:36 pm

STN

STL

44h 41m

2 stops

8:00 am - 10:10 pm

STL

STN

32h 10m

2 stops

$1,400Turkish Airlines

Wed, Sep 16 - Wed, Sep 23

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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

Sep 16

STN6:55 amLondon Stansted

44h 41m

2 stops

STL9:36 pmLambert-St Louis

Sep 23

STL8:00 amLambert-St Louis

32h 10m

2 stops

STN10:10 pmLondon Stansted

$1,400

Turkish Airlines

Sep 16

STN6:55 amLondon Stansted

44h 41m

2 stops

STL9:36 pmLambert-St Louis

Sep 23

STL8:00 amLambert-St Louis

32h 10m

2 stops

STN10:10 pmLondon Stansted

$1,403

Turkish Airlines

Sep 16

STN10:50 amLondon Stansted

40h 46m

2 stops

STL9:36 pmLambert-St Louis

Sep 30

STL8:00 amLambert-St Louis

32h 10m

2 stops

STN10:10 pmLondon Stansted

$1,404

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 round-trip

LondonChicago

STN - ORD

STNORD

London Stansted

Sat 9/5

12:00 pm-5:50 pm

2 stops35h 50m

Chicago O'Hare Intl

Fri 9/25

3:45 pm-7:50 am

1 stop10h 05m

$758

LondonChicago

STN - ORD

STNORD

London Stansted

Thu 10/8

6:55 pm-5:50 pm

2 stops28h 55m

Chicago O'Hare Intl

Tue 10/13

3:45 pm-7:50 am

1 stop10h 05m

$759

LondonChicago

STN - ORD

STNORD

London Stansted

Tue 7/7

8:00 am-8:05 pm

3 stops18h 05m

Chicago O'Hare Intl

Tue 7/14

3:45 pm-1:15 pm

2 stops15h 30m

$761

LondonChicago

STN - ORD

STNORD

London Stansted

Fri 8/21

6:35 am-10:16 am

3 stops33h 41m

Chicago O'Hare Intl

Sun 8/30

7:25 pm-11:40 pm

2 stops22h 15m

$762

LondonChicago

STN - ORD

STNORD

London Stansted

Sat 10/24

7:25 am-6:15 pm

2 stops16h 50m

Chicago O'Hare Intl

Sun 11/1

6:30 pm-4:55 pm

2 stops16h 25m

$763

LondonChicago

STN - ORD

STNORD

London Stansted

Fri 7/3

6:35 am-6:15 pm

2 stops17h 40m

Chicago O'Hare Intl

Sun 7/12

7:25 pm-11:25 pm

2 stops22h 00m

$765

LondonChicago

STN - ORD

STNORD

London Stansted

Thu 7/9

8:25 am-4:57 pm

2 stops14h 32m

Chicago O'Hare Intl

Tue 7/14

3:45 pm-10:40 pm

2 stops24h 55m

$767

Quickest round-trip

LondonChicago

STN - ORD

STNORD

London Stansted

Thu 7/9

8:25 am-4:57 pm

2 stops14h 32m

Chicago O'Hare Intl

Tue 7/28

3:45 pm-1:15 pm

2 stops15h 30m

$768

LondonChicago

STN - ORD

STNORD

London Stansted

Fri 8/21

6:35 am-8:05 pm

3 stops19h 30m

Chicago O'Hare Intl

Sun 8/30

3:45 pm-9:35 pm

2 stops23h 50m

$769

LondonSt. Louis

STN - STL

STNSTL

London Stansted

Wed 9/16

6:55 am-9:36 pm

2 stops44h 41m

Lambert-St Louis

Wed 9/23

8:00 am-10:10 pm

2 stops32h 10m

$1,400

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 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	11h 45m
Direct flights	None

The fastest flight from London Stansted Airport to Illinois takes 11h 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 refreshed on a daily basis.
How old do you have to be to fly from London Stansted Airport to Illinois?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, 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 travel and health documents you'll need for your trip to Illinois may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Illinois. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from London to Illinois. Millions of users trust and use momondo every year so you are in good hands.

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

momondo does allow users to show only those flights to Illinois from London which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search for London to Illinois 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 London to Illinois right now. Can momondo alert me if prices change?

Yes. momondo can track prices for London to Illinois flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.