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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from London Stansted Airport to Chicago.

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

The travel and health documents required for your trip to Chicago 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 Chicago. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

£367 Cheap Flights from London Stansted Airport to Chicago in 2025/26

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Find the cheapest flights from London Stansted Airport to Chicago

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06:30 - 17:20STN-ORD

16h 50m2 stops

18:30 - 22:50ORD-STN

22h 20m2 stops

£404Multiple Airlines

Find Deal

Wed, 26 Nov - Wed, 3 Dec

20:55 - 20:05STN-ORD

29h 10m2 stops

16:20 - 20:55ORD-STN

22h 35m2 stops

£405Multiple Airlines

Find Deal

Wed, 19 Nov - Sun, 30 Nov

20:55 - 15:10STN-ORD

24h 15m2 stops

17:20 - 16:55ORD-STN

17h 35m2 stops

£414Multiple Airlines

Find Deal

Wed, 3 Dec - Mon, 8 Dec

06:30 - 14:00STN-ORD

13h 30m1 stop

19:40 - 20:05ORD-STN

18h 25m1 stop

£426Multiple Airlines

Find Deal

Sun, 14 Dec - Sun, 21 Dec

06:30 - 14:00STN-ORD

13h 30m1 stop

19:40 - 16:35ORD-STN

14h 55m1 stop

£427Multiple Airlines

Find Deal

Mon, 24 Nov - Fri, 28 Nov

20:25 - 14:20STN-ORD

23h 55m2 stops

17:20 - 16:15ORD-STN

16h 55m2 stops

£452Multiple Airlines

Find Deal

Tue, 2 Dec - Sun, 7 Dec

20:30 - 14:55STN-ORD

24h 25m3 stops

18:50 - 20:05ORD-STN

19h 15m2 stops

£453Multiple Airlines

Find Deal

Mon, 1 Dec - Sun, 7 Dec

06:30 - 17:20STN-ORD

16h 50m2 stops

18:30 - 16:35ORD-STN

16h 05m2 stops

£460Multiple Airlines

Find Deal

Thu, 20 Nov - Thu, 27 Nov

06:30 - 17:55STN-ORD

17h 25m1 stop

15:50 - 07:50ORD-STN

10h 00m1 stop

£464Multiple Airlines

Find Deal

Thu, 4 Dec - Mon, 8 Dec

10:15 - 17:55STN-ORD

13h 40m1 stop

19:40 - 15:50ORD-STN

14h 10m1 stop

£464Multiple Airlines

Find Deal

Mon, 8 Dec - Mon, 22 Dec

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

LondonChicago

STN - ORD

STNORD

London Stansted

Wed 26/11

06:30-17:20

2 stops16h 50m

Chicago O'Hare Intl

Wed 3/12

18:30-22:50

2 stops22h 20m

£404

LondonChicago

STN - ORD

STNORD

London Stansted

Wed 19/11

20:55-20:05

2 stops29h 10m

Chicago O'Hare Intl

Sun 30/11

16:20-20:55

2 stops22h 35m

£405

LondonChicago

STN - ORD

STNORD

London Stansted

Wed 3/12

20:55-15:10

2 stops24h 15m

Chicago O'Hare Intl

Mon 8/12

17:20-16:55

2 stops17h 35m

£414

LondonChicago

STN - ORD

STNORD

London Stansted

Sun 14/12

06:30-14:00

1 stop13h 30m

Chicago O'Hare Intl

Sun 21/12

19:40-20:05

1 stop18h 25m

£426

LondonChicago

STN - ORD

STNORD

London Stansted

Mon 24/11

06:30-14:00

1 stop13h 30m

Chicago O'Hare Intl

Fri 28/11

19:40-16:35

1 stop14h 55m

£427

LondonChicago

STN - ORD

STNORD

London Stansted

Tue 2/12

20:25-14:20

2 stops23h 55m

Chicago O'Hare Intl

Sun 7/12

17:20-16:15

2 stops16h 55m

£452

LondonChicago

STN - ORD

STNORD

London Stansted

Mon 1/12

20:30-14:55

3 stops24h 25m

Chicago O'Hare Intl

Sun 7/12

18:50-20:05

2 stops19h 15m

£453

LondonChicago

STN - ORD

STNORD

London Stansted

Thu 20/11

06:30-17:20

2 stops16h 50m

Chicago O'Hare Intl

Thu 27/11

18:30-16:35

2 stops16h 05m

£460

LondonChicago

STN - ORD

STNORD

London Stansted

Thu 4/12

06:30-17:55

1 stop17h 25m

Chicago O'Hare Intl

Mon 8/12

15:50-07:50

1 stop10h 00m

£464

LondonChicago

STN - ORD

STNORD

London Stansted

Mon 8/12

10:15-17:55

1 stop13h 40m

Chicago O'Hare Intl

Mon 22/12

19:40-15:50

1 stop14h 10m

£464

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 Chicago

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 day to depart on your flight to Chicago?

The cheapest day to depart on your flight to Chicago is on a Wednesday when prices can be found for as low as £623. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Chicago is Saturday, with ticket prices averaging around £685.

What is the cheapest time of day to depart on your flight to Chicago?

Flying to Chicago from London Stansted Airport in the evening is the least expensive time of day to depart. momondo users have found prices as low as £510 when looking at flights departing in the evening. Flights in the afternoon are often more expensive, with an average ticket price of £684.

When to book flights from London Stansted Airport to Chicago

Are you open to changing your travel dates? Check out the ideal times to fly from London Stansted Airport to Chicago according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

Cheap London Stansted Airport to Chicago (STN to CHI) flight deals and tips

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

Direct flights	None

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

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How far is London Stansted to Chicago by plane?
The straight-line distance from London Stansted to Chicago is 3946.5 mi. In terms of flight time, this usually takes a little over 11h 30m.
When did momondo last update prices for flights from London Stansted Airport to Chicago?
Prices for flights from London Stansted Airport to Chicago refresh daily.
How old do you have to be to fly from London Stansted Airport to Chicago?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from London Stansted Airport to Chicago.
What documentation or ID do you need to fly to Chicago?
The travel and health documents required for your trip to Chicago 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 Chicago. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

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

Finding the right flight to Chicago from London is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Chicago quick and easy, saving you time and money.

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

Flights from London to Chicago 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 Chicago?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from London to Chicago.

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

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