How old do you have to be to fly from London Luton Airport to Chicago O'Hare Intl Airport?

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 Luton Airport to Chicago O'Hare Intl Airport.

What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?

The travel and health documents you'll need for your trip to Chicago O'Hare Intl Airport 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 Chicago O'Hare Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$502 Cheap Flights from London Luton Airport to Chicago O'Hare Intl Airport in 2026/27

Find the cheapest flights from London Luton Airport to Chicago

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:15 am - 5:20 pmLTN London Luton-ORD Chicago O'Hare Intl

17h 05m2 stops Dublin Reykjavik Keflavik Intl

6:30 pm - 3:55 pmORD Chicago O'Hare Intl-LTN London Luton

15h 25m2 stops Reykjavik Keflavik Intl Dublin

$687Multiple Airlines

Thu, Feb 18 - Thu, Feb 25

8:20 am - 5:20 pmLTN London Luton-ORD Chicago O'Hare Intl

15h 00m2 stops Gdansk Rebiechowo Reykjavik Keflavik Intl

6:30 pm - 9:05 pmORD Chicago O'Hare Intl-LTN London Luton

20h 35m2 stops Reykjavik Keflavik Intl Gdansk Rebiechowo

$692Multiple Airlines

Fri, Dec 25 - Thu, Dec 31

9:45 pm - 5:20 pmLTN London Luton-ORD Chicago O'Hare Intl

25h 35m2 stops Gdansk Rebiechowo Reykjavik Keflavik Intl

6:30 pm - 9:05 pmORD Chicago O'Hare Intl-LTN London Luton

20h 35m2 stops Reykjavik Keflavik Intl Gdansk Rebiechowo

$698Multiple Airlines

Wed, Dec 23 - Wed, Dec 30

6:10 am - 5:20 pmLTN London Luton-ORD Chicago O'Hare Intl

17h 10m2 stops Dublin Reykjavik Keflavik Intl

6:30 pm - 6:00 pmORD Chicago O'Hare Intl-LTN London Luton

17h 30m2 stops Reykjavik Keflavik Intl Dublin

$699Multiple Airlines

Mon, Nov 16 - Mon, Nov 30

6:15 am - 5:20 pmLTN London Luton-ORD Chicago O'Hare Intl

17h 05m2 stops Dublin Reykjavik Keflavik Intl

6:30 pm - 8:00 pmORD Chicago O'Hare Intl-LTN London Luton

19h 30m2 stops Reykjavik Keflavik Intl Dublin

$700Multiple Airlines

Thu, Dec 17 - Tue, Jan 5

7:00 am - 5:20 pmLTN London Luton-ORD Chicago O'Hare Intl

16h 20m2 stops Paris Charles de Gaulle Reykjavik Keflavik Intl

6:30 pm - 6:05 pmORD Chicago O'Hare Intl-LTN London Luton

17h 35m2 stops Reykjavik Keflavik Intl Paris Charles de Gaulle

$703Multiple Airlines

Thu, Dec 3 - Sun, Dec 6

6:10 am - 5:20 pmLTN London Luton-ORD Chicago O'Hare Intl

17h 10m2 stops Dublin Reykjavik Keflavik Intl

6:30 pm - 6:00 pmORD Chicago O'Hare Intl-LTN London Luton

17h 30m2 stops Reykjavik Keflavik Intl Dublin

$703Multiple Airlines

Mon, Nov 23 - Mon, Dec 7

6:15 am - 5:20 pmLTN London Luton-ORD Chicago O'Hare Intl

17h 05m2 stops Dublin Reykjavik Keflavik Intl

6:30 pm - 9:00 pmORD Chicago O'Hare Intl-LTN London Luton

20h 30m2 stops Reykjavik Keflavik Intl Dublin

$705Multiple Airlines

Thu, Dec 24 - Wed, Jan 6

6:00 pm - 5:20 pmLTN London Luton-ORD Chicago O'Hare Intl

29h 20m2 stops Dublin Reykjavik Keflavik Intl

6:30 pm - 11:05 pmORD Chicago O'Hare Intl-LTN London Luton

22h 35m2 stops Reykjavik Keflavik Intl Dublin

$708Multiple Airlines

Thu, Nov 19 - Thu, Nov 26

9:45 pm - 5:20 pmLTN London Luton-ORD Chicago O'Hare Intl

25h 35m2 stops Gdansk Rebiechowo Reykjavik Keflavik Intl

9:00 pm - 7:00 pmORD Chicago O'Hare Intl-LTN London Luton

16h 00m1 stop Dublin

$710Multiple Airlines

Wed, Jan 6 - Sun, Jan 31

Cheap last minute flights

Enter your travel dates to find the best prices.

7:30 am - 3:10 pmLTN London Luton-ORD Chicago O'Hare Intl

12h 40m1 stop Dublin

3:55 pm - 9:15 amORD Chicago O'Hare Intl-LTN London Luton

11h 20m1 stop Dublin

$927Multiple Airlines

Wed, Oct 28 - Wed, Nov 4

8:30 am - 6:15 pmLTN London Luton-ORD Chicago O'Hare Intl

15h 45m2 stops Gdansk Rebiechowo Reykjavik Keflavik Intl

7:30 pm - 9:05 pmORD Chicago O'Hare Intl-LTN London Luton

20h 35m2 stops Reykjavik Keflavik Intl Gdansk Rebiechowo

$939Multiple Airlines

Fri, Oct 23 - Fri, Oct 30

8:30 am - 6:15 pmLTN London Luton-ORD Chicago O'Hare Intl

15h 45m2 stops Gdansk Rebiechowo Reykjavik Keflavik Intl

7:30 pm - 9:05 pmORD Chicago O'Hare Intl-LTN London Luton

20h 35m2 stops Reykjavik Keflavik Intl Gdansk Rebiechowo

$966Multiple Airlines

Fri, Oct 23 - Fri, Oct 30

6:20 am - 7:15 pmLTN London Luton-ORD Chicago O'Hare Intl

18h 55m1 stop Dublin

3:55 pm - 9:15 amORD Chicago O'Hare Intl-LTN London Luton

11h 20m1 stop Dublin

$973Multiple Airlines

Fri, Oct 23 - Wed, Nov 4

12:50 pm - 7:15 pmLTN London Luton-ORD Chicago O'Hare Intl

12h 25m1 stop Dublin

8:05 pm - 2:05 pmORD Chicago O'Hare Intl-LTN London Luton

12h 00m1 stop Dublin

$996Multiple Airlines

Fri, Oct 23 - Fri, Nov 6

8:30 am - 6:15 pmLTN London Luton-ORD Chicago O'Hare Intl

15h 45m2 stops Gdansk Rebiechowo Reykjavik Keflavik Intl

7:30 pm - 9:05 pmORD Chicago O'Hare Intl-LTN London Luton

20h 35m2 stops Reykjavik Keflavik Intl Gdansk Rebiechowo

$1,030Multiple Airlines

Fri, Oct 23 - Fri, Oct 30

6:10 am - 7:20 pmLTN London Luton-ORD Chicago O'Hare Intl

18h 10m1 stop Dublin

3:55 pm - 10:45 amORD Chicago O'Hare Intl-LTN London Luton

12h 50m1 stop Dublin

$1,031Multiple Airlines

Mon, Oct 26 - Mon, Nov 2

5:00 pm - 2:10 pmLTN London Luton-ORD Chicago O'Hare Intl

26h 10m2 stops Barcelona-El Prat Frankfurt am Main

1:55 pm - 10:30 pmORD Chicago O'Hare Intl-LTN London Luton

26h 35m2 stops Montreal Pierre Elliott Trudeau Intl Barcelona-El Prat

$1,038Multiple Airlines

Wed, Oct 28 - Wed, Nov 4

7:30 am - 3:10 pmLTN London Luton-ORD Chicago O'Hare Intl

12h 40m1 stop Dublin

3:55 pm - 9:10 amORD Chicago O'Hare Intl-LTN London Luton

11h 15m1 stop Dublin

$1,049Multiple Airlines

Wed, Oct 28 - Sun, Nov 1

9:45 pm - 6:20 pmLTN London Luton-ORD Chicago O'Hare Intl

25h 35m2 stops Gdansk Rebiechowo Reykjavik Keflavik Intl

7:00 pm - 10:40 pmORD Chicago O'Hare Intl-LTN London Luton

21h 40m1 stop Lisbon Humberto Delgado

$1,053Multiple Airlines

Wed, Oct 28 - Wed, Nov 4

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Use the filters below to find and compare flights from London Luton Airport to Chicago O'Hare Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

LondonChicago

LTN London Luton - ORD Chicago O'Hare Intl

LTNORD

London Luton

Thu 2/18

6:15 am-5:20 pm

2 stops17h 05m

Chicago O'Hare Intl

Thu 2/25

6:30 pm-3:55 pm

2 stops15h 25m

$687

LondonChicago

LTN London Luton - ORD Chicago O'Hare Intl

LTNORD

London Luton

Fri 12/25

8:20 am-5:20 pm

2 stops15h 00m

Chicago O'Hare Intl

Thu 12/31

6:30 pm-9:05 pm

2 stops20h 35m

$692

LondonChicago

LTN London Luton - ORD Chicago O'Hare Intl

LTNORD

London Luton

Wed 12/23

9:45 pm-5:20 pm

2 stops25h 35m

Chicago O'Hare Intl

Wed 12/30

6:30 pm-9:05 pm

2 stops20h 35m

$698

LondonChicago

LTN London Luton - ORD Chicago O'Hare Intl

LTNORD

London Luton

Mon 11/16

6:10 am-5:20 pm

2 stops17h 10m

Chicago O'Hare Intl

Mon 11/30

6:30 pm-6:00 pm

2 stops17h 30m

$699

LondonChicago

LTN London Luton - ORD Chicago O'Hare Intl

LTNORD

London Luton

Thu 12/17

6:15 am-5:20 pm

2 stops17h 05m

Chicago O'Hare Intl

Tue 1/5

6:30 pm-8:00 pm

2 stops19h 30m

$700

LondonChicago

LTN London Luton - ORD Chicago O'Hare Intl

LTNORD

London Luton

Thu 12/3

7:00 am-5:20 pm

2 stops16h 20m

Chicago O'Hare Intl

Sun 12/6

6:30 pm-6:05 pm

2 stops17h 35m

$703

LondonChicago

LTN London Luton - ORD Chicago O'Hare Intl

LTNORD

London Luton

Mon 11/23

6:10 am-5:20 pm

2 stops17h 10m

Chicago O'Hare Intl

Mon 12/7

6:30 pm-6:00 pm

2 stops17h 30m

$703

LondonChicago

LTN London Luton - ORD Chicago O'Hare Intl

LTNORD

London Luton

Thu 12/24

6:15 am-5:20 pm

2 stops17h 05m

Chicago O'Hare Intl

Wed 1/6

6:30 pm-9:00 pm

2 stops20h 30m

$705

LondonChicago

LTN London Luton - ORD Chicago O'Hare Intl

LTNORD

London Luton

Thu 11/19

6:00 pm-5:20 pm

2 stops29h 20m

Chicago O'Hare Intl

Thu 11/26

6:30 pm-11:05 pm

2 stops22h 35m

$708

LondonChicago

LTN London Luton - ORD Chicago O'Hare Intl

LTNORD

London Luton

Wed 1/6

9:45 pm-5:20 pm

2 stops25h 35m

Chicago O'Hare Intl

Sun 1/31

9:00 pm-7:00 pm

1 stop16h 00m

$710

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 Luton Airport to Chicago O'Hare Intl 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 day to depart on your flight to Chicago O'Hare Intl Airport?

The cheapest day to depart on your flight to Chicago O'Hare Intl Airport is on a Friday when prices can be found for as low as $897. This is often the case because there is less demand to fly during this day of the week. On the other hand, Sunday is the most expensive day to depart from London Luton Airport because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,100.

What is the cheapest time of day to depart on your flight to Chicago O'Hare Intl Airport?

Flying to Chicago O'Hare Intl Airport from London Luton Airport at noon is the least expensive time of day to depart. momondo users have found prices as low as $920 when looking at flights departing at noon. Try not to purchase tickets in the afternoon because they tend to be around $991. Of course, these prices can vary depending on the time of year and what airport you fly to.

When to book flights from London Luton Airport to Chicago O'Hare Intl Airport

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

Estimated round-trip price

Cheap London Luton Airport to Chicago O'Hare Intl Airport (LTN to ORD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London Luton Airport to Chicago O'Hare Intl Airport

Best Price Found	$502
Fastest flight time	15h 00m
Direct flights	None

The best one-way flight to Chicago O'Hare Intl Airport from London Luton Airport in the past 72 hours is $502. The best round-trip flight deal from London Luton Airport to Chicago O'Hare Intl Airport found on momondo in the last 72 hours is $687.

The fastest flight from London Luton Airport to Chicago O'Hare Intl Airport takes 15h 00m

There are no direct flights from London Luton Airport to Chicago O'Hare Intl Airport. There are no popular flight routes from London Luton Airport to Chicago O'Hare Intl Airport.

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Frequently asked questions about flying from London Luton Airport to Chicago O'Hare Intl Airport

How far is London Luton to Chicago O'Hare Intl by plane?
A flight from London Luton to Chicago O'Hare Intl will travel around 3929.6 mi. Typically, this will take 15h 00m by plane in normal conditions.
When did momondo last update prices for flights from London Luton Airport to Chicago O'Hare Intl Airport?
Prices for flights from London Luton Airport to Chicago O'Hare Intl Airport refresh daily.
How old do you have to be to fly from London Luton Airport to Chicago O'Hare Intl Airport?
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 Luton Airport to Chicago O'Hare Intl Airport.
What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?
The travel and health documents you'll need for your trip to Chicago O'Hare Intl Airport 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 Chicago O'Hare Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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

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 Chicago from London.

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

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

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

momondo provides multiple filters to help you find the best flight to Chicago from London. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes. momondo can track prices for London to Chicago 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.