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Cheap flights from London Luton Airport to Chicago from £438

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Luton Airport to Chicago departing on 13/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags
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Find the cheapest flights from London Luton Airport to Chicago

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
08:00 - 13:10
LTN
-
ORD
35h 10m
2 stops
Multiple Airlines Logo
15:00 - 14:00
ORD
-
LTN
17h 00m
2 stops
£539Multiple Airlines
Fri, 28 Aug - Tue, 8 Sep
Multiple Airlines Logo
06:20 - 14:00
LTN
-
ORD
13h 40m
1 stop
Multiple Airlines Logo
21:00 - 17:25
ORD
-
LTN
14h 25m
1 stop
£540Multiple Airlines
Fri, 18 Sep - Fri, 25 Sep
Multiple Airlines Logo
06:20 - 14:00
LTN
-
ORD
13h 40m
1 stop
Multiple Airlines Logo
21:00 - 17:25
ORD
-
LTN
14h 25m
1 stop
£541Multiple Airlines
Fri, 18 Sep - Fri, 25 Sep
Multiple Airlines Logo
09:55 - 21:25
LTN
-
ORD
17h 30m
2 stops
Multiple Airlines Logo
19:25 - 22:15
ORD
-
LTN
20h 50m
2 stops
£543Multiple Airlines
Mon, 15 Jun - Mon, 29 Jun
Multiple Airlines Logo
17:10 - 16:10
LTN
-
ORD
29h 00m
3 stops
Multiple Airlines Logo
19:15 - 21:40
ORD
-
LTN
20h 25m
2 stops
£546Multiple Airlines
Fri, 2 Oct - Sun, 4 Oct
Multiple Airlines Logo
06:05 - 21:25
LTN
-
ORD
21h 20m
2 stops
Multiple Airlines Logo
22:25 - 22:15
ORD
-
LTN
17h 50m
2 stops
£550Multiple Airlines
Mon, 15 Jun - Mon, 29 Jun
Multiple Airlines Logo
12:25 - 16:10
LTN
-
ORD
33h 45m
3 stops
Multiple Airlines Logo
19:15 - 22:50
ORD
-
LTN
21h 35m
2 stops
£551Multiple Airlines
Mon, 24 Aug - Mon, 31 Aug
Multiple Airlines Logo
07:05 - 18:15
LTN
-
ORD
17h 10m
2 stops
Multiple Airlines Logo
22:25 - 22:15
ORD
-
LTN
17h 50m
2 stops
£556Multiple Airlines
Tue, 25 Aug - Mon, 31 Aug
Multiple Airlines Logo
06:05 - 21:25
LTN
-
ORD
21h 20m
2 stops
Multiple Airlines Logo
19:25 - 22:15
ORD
-
LTN
20h 50m
2 stops
£558Multiple Airlines
Mon, 15 Jun - Mon, 29 Jun
Multiple Airlines Logo
19:40 - 21:25
LTN
-
ORD
31h 45m
2 stops
Multiple Airlines Logo
19:25 - 17:15
ORD
-
LTN
15h 50m
2 stops
£559Multiple Airlines
Mon, 24 Aug - Sun, 30 Aug

momondo Fare Finder

 
Customise your flight search to find flights from London Luton Airport to Chicago that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 279,928 searches. Data last updated 6 June 2026.
Use the filters below to find and compare flights from London Luton Airport to Chicago that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonChicago

LTN - ORD

LTNORD

London Luton

Fri 28/8

08:00-13:10

2 stops35h 10m

Chicago O'Hare Intl

Tue 8/9

15:00-14:00

2 stops17h 00m

£539
Fastest return journey

LondonChicago

LTN - ORD

LTNORD

London Luton

Fri 18/9

06:20-14:00

1 stop13h 40m

Chicago O'Hare Intl

Fri 25/9

21:00-17:25

1 stop14h 25m

£540

LondonChicago

LTN - ORD

LTNORD

London Luton

Fri 18/9

06:20-14:00

1 stop13h 40m

Chicago O'Hare Intl

Fri 25/9

21:00-17:25

1 stop14h 25m

£541

LondonChicago

LTN - ORD

LTNORD

London Luton

Mon 15/6

09:55-21:25

2 stops17h 30m

Chicago O'Hare Intl

Mon 29/6

19:25-22:15

2 stops20h 50m

£543

LondonChicago

LTN - ORD

LTNORD

London Luton

Fri 2/10

17:10-16:10

3 stops29h 00m

Chicago O'Hare Intl

Sun 4/10

19:15-21:40

2 stops20h 25m

£546

LondonChicago

LTN - ORD

LTNORD

London Luton

Mon 15/6

06:05-21:25

2 stops21h 20m

Chicago O'Hare Intl

Mon 29/6

22:25-22:15

2 stops17h 50m

£550

LondonChicago

LTN - ORD

LTNORD

London Luton

Mon 24/8

12:25-16:10

3 stops33h 45m

Chicago O'Hare Intl

Mon 31/8

19:15-22:50

2 stops21h 35m

£551

LondonChicago

LTN - ORD

LTNORD

London Luton

Tue 25/8

07:05-18:15

2 stops17h 10m

Chicago O'Hare Intl

Mon 31/8

22:25-22:15

2 stops17h 50m

£556

LondonChicago

LTN - ORD

LTNORD

London Luton

Mon 15/6

06:05-21:25

2 stops21h 20m

Chicago O'Hare Intl

Mon 29/6

19:25-22:15

2 stops20h 50m

£558

LondonChicago

LTN - ORD

LTNORD

London Luton

Mon 24/8

19:40-21:25

2 stops31h 45m

Chicago O'Hare Intl

Sun 30/8

19:25-17:15

2 stops15h 50m

£559

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Chicago from

How to get the cheapest flight ticket from London Luton 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 Thursday when prices can be found for as low as £663. 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 Sunday, with ticket prices averaging around £683.

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

Flying to Chicago from London Luton Airport at midday is the least expensive time of day to depart. momondo users have found prices as low as £657 when looking at flights departing at midday. Flights in the afternoon are often more expensive, with an average ticket price of £687.

When to book flights from London Luton Airport to Chicago

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

Cheap London Luton Airport to Chicago (LTN to CHI) flight deals and tips

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

Fastest flight time

15h 35m

Direct flights

None
The fastest flight from London Luton Airport to Chicago takes 15h 35m
There are no direct flights from London Luton Airport to Chicago. There are no popular flight routes from London Luton Airport to Chicago.
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Frequently asked questions about flying from London Luton Airport to Chicago

  • How far is London Luton to Chicago by plane?

    Chicago is 3924.0 mi away from London Luton. By plane, this route typically takes 15h 35m.

  • When did momondo last update prices for flights from London Luton Airport to Chicago?

    Prices for flights from London Luton Airport to Chicago refresh daily.

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

    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.

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

    The necessary travel and health documents for your Chicago trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking 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 Chicago?

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

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?

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

Of course. momondo tracks the price of London to Chicago flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Find better results for your trip to the United States

Fly into one of these airports located in Chicago

Airports listed have a maximum distance of 78.5 mi from Chicago
Chicago Midway Airport
Chicago O'Hare Intl Airport
Chicago Greater Rockford Airport