How do I get Price Alerts for flights from London Stansted Airport to Illinois?

Price Alerts will notify you by email when the price for flights to Illinois from London Stansted Airport decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

How can I save money on flights from London Stansted Airport to Illinois with momondo?

By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

How does momondo find its flight prices?

We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

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.

$503 Cheap Flights from London Stansted Airport to Illinois in 2026/27

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.

7:45 am - 5:20 pmSTN London Stansted-ORD Chicago O'Hare Intl

15h 35m2 stops Dublin Reykjavik Keflavik Intl

6:30 pm - 3:10 pmORD Chicago O'Hare Intl-STN London Stansted

14h 40m2 stops Reykjavik Keflavik Intl Dublin

$686Multiple Airlines

Fri, Nov 13 - Mon, Nov 16

12:45 pm - 4:45 pmSTN London Stansted-ORD Chicago O'Hare Intl

34h 00m2 stops Dublin Kastrup Copenhagen

7:10 pm - 9:20 pmORD Chicago O'Hare Intl-STN London Stansted

20h 10m2 stops Kastrup Copenhagen Dublin

$687Multiple Airlines

Wed, Nov 11 - Wed, Nov 18

8:15 am - 5:20 pmSTN London Stansted-ORD Chicago O'Hare Intl

15h 05m2 stops Kastrup Copenhagen Reykjavik Keflavik Intl

8:10 pm - 11:15 pmORD Chicago O'Hare Intl-STN London Stansted

21h 05m2 stops Lisbon Humberto Delgado Milan Malpensa

$689Multiple Airlines

Wed, Nov 11 - Sun, Nov 15

12:45 pm - 5:20 pmSTN London Stansted-ORD Chicago O'Hare Intl

34h 35m2 stops Dublin Reykjavik Keflavik Intl

6:30 pm - 11:20 pmORD Chicago O'Hare Intl-STN London Stansted

22h 50m2 stops Reykjavik Keflavik Intl Dublin

$697Multiple Airlines

Wed, Nov 4 - Wed, Nov 11

2:30 pm - 4:45 pmSTN London Stansted-ORD Chicago O'Hare Intl

32h 15m2 stops Dublin Kastrup Copenhagen

7:10 pm - 9:55 pmORD Chicago O'Hare Intl-STN London Stansted

20h 45m2 stops Kastrup Copenhagen Dublin

$698Multiple Airlines

Wed, Nov 18 - Mon, Nov 23

2:15 pm - 4:45 pmSTN London Stansted-ORD Chicago O'Hare Intl

32h 30m2 stops Stockholm Arlanda Kastrup Copenhagen

7:10 pm - 6:00 pmORD Chicago O'Hare Intl-STN London Stansted

16h 50m2 stops Kastrup Copenhagen Stockholm Arlanda

$699Multiple Airlines

Fri, Nov 13 - Mon, Nov 16

4:15 pm - 3:30 pmSTN London Stansted-ORD Chicago O'Hare Intl

29h 15m2 stops Madrid Barajas Lisbon Humberto Delgado

8:10 pm - 11:50 pmORD Chicago O'Hare Intl-STN London Stansted

21h 40m2 stops Lisbon Humberto Delgado Madrid Barajas

$701Multiple Airlines

Sat, Nov 21 - Fri, Nov 27

8:55 pm - 4:45 pmSTN London Stansted-ORD Chicago O'Hare Intl

25h 50m2 stops Gdansk Rebiechowo Kastrup Copenhagen

7:10 pm - 6:30 pmORD Chicago O'Hare Intl-STN London Stansted

17h 20m2 stops Kastrup Copenhagen Gdansk Rebiechowo

$702Multiple Airlines

Sun, Nov 22 - Wed, Dec 2

9:45 am - 5:20 pmSTN London Stansted-ORD Chicago O'Hare Intl

37h 35m2 stops Kastrup Copenhagen Reykjavik Keflavik Intl

8:10 pm - 8:30 pmORD Chicago O'Hare Intl-STN London Stansted

18h 20m1 stop Lisbon Humberto Delgado

$705Multiple Airlines

Mon, Nov 9 - Fri, Nov 13

8:15 am - 5:20 pmSTN London Stansted-ORD Chicago O'Hare Intl

15h 05m2 stops Kastrup Copenhagen Reykjavik Keflavik Intl

8:10 pm - 11:50 pmORD Chicago O'Hare Intl-STN London Stansted

21h 40m1 stop Lisbon Humberto Delgado

$706Multiple Airlines

Wed, Nov 11 - Sun, Nov 15

Cheap last minute flights

Enter your travel dates to find the best prices.

6:10 am - 7:20 pmSTN London Stansted-ORD Chicago O'Hare Intl

18h 10m1 stop Dublin

3:55 pm - 5:50 pmORD Chicago O'Hare Intl-STN London Stansted

19h 55m1 stop Dublin

$861Multiple Airlines

Wed, Oct 28 - Wed, Nov 4

7:15 am - 3:10 pmSTN London Stansted-ORD Chicago O'Hare Intl

12h 55m1 stop Dublin

3:55 pm - 10:25 amORD Chicago O'Hare Intl-STN London Stansted

12h 30m1 stop Dublin

$878Multiple Airlines

Wed, Oct 28 - Sun, Nov 1

9:20 pm - 7:25 pmSTN London Stansted-ORD Chicago O'Hare Intl

27h 05m2 stops Krakow J. Paul II Balice Munich Franz Josef Strauss

6:50 pm - 8:55 pmORD Chicago O'Hare Intl-STN London Stansted

20h 05m2 stops Zurich Krakow J. Paul II Balice

$929Multiple Airlines

Wed, Oct 28 - Tue, Nov 3

7:15 am - 3:10 pmSTN London Stansted-ORD Chicago O'Hare Intl

12h 55m1 stop Dublin

3:55 pm - 9:40 amORD Chicago O'Hare Intl-STN London Stansted

11h 45m1 stop Dublin

$950Multiple Airlines

Tue, Oct 27 - Sun, Nov 8

12:30 pm - 3:25 pmSTN London Stansted-ORD Chicago O'Hare Intl

31h 55m2 stops Madrid Barajas Amsterdam Schiphol

4:25 pm - 10:55 pmORD Chicago O'Hare Intl-STN London Stansted

24h 30m2 stops Amsterdam Schiphol Madrid Barajas

$962Multiple Airlines

Wed, Oct 28 - Sun, Nov 1

6:35 am - 7:15 pmSTN London Stansted-ORD Chicago O'Hare Intl

18h 40m1 stop Dublin

3:55 pm - 3:15 pmORD Chicago O'Hare Intl-STN London Stansted

17h 20m1 stop Dublin

$970Multiple Airlines

Fri, Oct 23 - Wed, Nov 4

11:30 am - 7:15 pmSTN London Stansted-ORD Chicago O'Hare Intl

13h 45m1 stop Dublin

8:05 pm - 2:55 pmORD Chicago O'Hare Intl-STN London Stansted

12h 50m1 stop Dublin

$985Multiple Airlines

Fri, Oct 23 - Fri, Nov 6

12:05 pm - 7:20 pmSTN London Stansted-ORD Chicago O'Hare Intl

12h 15m1 stop Dublin

3:55 pm - 9:15 amORD Chicago O'Hare Intl-STN London Stansted

11h 20m1 stop Dublin

$986Multiple Airlines

Tue, Oct 27 - Tue, Nov 3

7:15 am - 3:10 pmSTN London Stansted-ORD Chicago O'Hare Intl

12h 55m1 stop Dublin

3:55 pm - 9:15 amORD Chicago O'Hare Intl-STN London Stansted

11h 20m1 stop Dublin

$992Multiple Airlines

Wed, Oct 28 - Tue, Nov 3

8:15 am - 5:45 pmSTN London Stansted-ORD Chicago O'Hare Intl

14h 30m1 stop Kastrup Copenhagen

7:10 pm - 1:50 pmORD Chicago O'Hare Intl-STN London Stansted

12h 40m1 stop Kastrup Copenhagen

$1,004Multiple Airlines

Tue, Oct 27 - Sun, Nov 15

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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

Quickest round-trip

LondonChicago

STN London Stansted - ORD Chicago O'Hare Intl

STNORD

London Stansted

Fri 11/13

7:45 am-5:20 pm

2 stops15h 35m

Chicago O'Hare Intl

Mon 11/16

6:30 pm-3:10 pm

2 stops14h 40m

$686

LondonChicago

STN London Stansted - ORD Chicago O'Hare Intl

STNORD

London Stansted

Wed 11/11

12:45 pm-4:45 pm

2 stops34h 00m

Chicago O'Hare Intl

Wed 11/18

7:10 pm-9:20 pm

2 stops20h 10m

$687

LondonChicago

STN London Stansted - ORD Chicago O'Hare Intl

STNORD

London Stansted

Wed 11/11

8:15 am-5:20 pm

2 stops15h 05m

Chicago O'Hare Intl

Sun 11/15

8:10 pm-11:15 pm

2 stops21h 05m

$689

LondonChicago

STN London Stansted - ORD Chicago O'Hare Intl

STNORD

London Stansted

Wed 11/4

12:45 pm-5:20 pm

2 stops34h 35m

Chicago O'Hare Intl

Wed 11/11

6:30 pm-11:20 pm

2 stops22h 50m

$697

LondonChicago

STN London Stansted - ORD Chicago O'Hare Intl

STNORD

London Stansted

Wed 11/18

2:30 pm-4:45 pm

2 stops32h 15m

Chicago O'Hare Intl

Mon 11/23

7:10 pm-9:55 pm

2 stops20h 45m

$698

LondonChicago

STN London Stansted - ORD Chicago O'Hare Intl

STNORD

London Stansted

Fri 11/13

2:15 pm-4:45 pm

2 stops32h 30m

Chicago O'Hare Intl

Mon 11/16

7:10 pm-6:00 pm

2 stops16h 50m

$699

LondonChicago

STN London Stansted - ORD Chicago O'Hare Intl

STNORD

London Stansted

Sat 11/21

4:15 pm-3:30 pm

2 stops29h 15m

Chicago O'Hare Intl

Fri 11/27

8:10 pm-11:50 pm

2 stops21h 40m

$701

LondonChicago

STN London Stansted - ORD Chicago O'Hare Intl

STNORD

London Stansted

Sun 11/22

8:55 pm-4:45 pm

2 stops25h 50m

Chicago O'Hare Intl

Wed 12/2

7:10 pm-6:30 pm

2 stops17h 20m

$702

LondonChicago

STN London Stansted - ORD Chicago O'Hare Intl

STNORD

London Stansted

Mon 11/9

9:45 am-5:20 pm

2 stops37h 35m

Chicago O'Hare Intl

Fri 11/13

8:10 pm-8:30 pm

1 stop18h 20m

$705

LondonChicago

STN London Stansted - ORD Chicago O'Hare Intl

STNORD

London Stansted

Wed 11/11

8:15 am-5:20 pm

2 stops15h 05m

Chicago O'Hare Intl

Sun 11/15

8:10 pm-11:50 pm

1 stop21h 40m

$706

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Best Price Found	$503
Fastest flight time	13h 40m
Direct flights	None

The best one-way flight to Illinois from London Stansted Airport in the past 72 hours is $503. The best round-trip flight deal from London Stansted Airport to Illinois found on momondo in the last 72 hours is $686.

The fastest flight from London Stansted Airport to Illinois takes 13h 40m

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.

Frequently asked questions about flying from London Stansted Airport to Illinois

How do I get Price Alerts for flights from London Stansted Airport to Illinois?
Price Alerts will notify you by email when the price for flights to Illinois from London Stansted Airport decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.
How can I save money on flights from London Stansted Airport to Illinois with momondo?
By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.
How does momondo find its flight prices?
We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

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.