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Cheap flights from London Luton Airport to Chicago from £356

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 19/3. Fares are subject to change and may not be available on all flights or dates of travel.
LTN — CHI
15 Feb — 22 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Luton to Chicago

Discover tips and strategies to find the most affordable flight options for your journey from Luton (LTN) to Chicago (CHI). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 16 January 2026.

Round-trip from

£424

One-way from

£356

Popular in

July

Cheapest in

February

Average price

£465
14/2-22/2
  • 14/2-22/2
  • 4 total stops
  • 46h 45m total
  • London to Chicago
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19/3
  • 19/3
  • 3 total stops
  • 22h 17m total
  • London to Chicago
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Highest demand for flights based on searches. 14% potential increase in price (£66 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease (£10 potential savings vs. average return price).
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Average for round-trip flights in January 2026
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Find flight deals from Luton to Chicago

Enter your travel dates to find the best prices.

Cheapest flights from Luton to Chicago
Explore the most affordable flight options available from Luton to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 January 2026.

Sat 14/221:00
LTN
-
ORD
2 stops25h 55m
Multiple Airlines
Sun 22/219:10
ORD
-
LTN
2 stops20h 50m
Multiple Airlines
Deal found 14/1£424
Sun 1/313:10
LTN
-
ORD
2 stops33h 35m
Multiple Airlines
Sun 8/320:20
ORD
-
LTN
2 stops20h 40m
Multiple Airlines
Deal found 15/1£430
Thu 22/109:00
LTN
-
ORD
1 stop16h 15m
Multiple Airlines
Wed 4/221:00
ORD
-
LTN
1 stop14h 05m
Multiple Airlines
Deal found 14/1£442
Thu 29/109:00
LTN
-
ORD
1 stop16h 15m
Multiple Airlines
Sun 1/221:00
ORD
-
LTN
1 stop19h 00m
Multiple Airlines
Deal found 15/1£444
Fri 13/220:55
LTN
-
ORD
2 stops25h 50m
Multiple Airlines
Sun 15/219:10
ORD
-
LTN
2 stops20h 50m
Multiple Airlines
Deal found 15/1£462
Thu 9/407:05
LTN
-
ORD
2 stops16h 45m
Multiple Airlines
Sun 19/415:45
ORD
-
LTN
1 stop10h 05m
Multiple Airlines
Deal found 14/1£465
Mon 13/406:25
LTN
-
ORD
2 stops17h 25m
Multiple Airlines
Mon 20/415:45
ORD
-
LTN
1 stop9h 55m
Multiple Airlines
Deal found 15/1£467

Cheapflights Fare Finder

 
Customise your flight search to find flights from Luton 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, Cheapflights users made 858,174 searches. Data last updated 16 January 2026.
Use the filters below to find and compare flights from London Luton Airport to Chicago that are best for you.

Fly from

Luton

Fly to

Chicago

Route

Depart

Return

Price

LondonChicago

LTN - ORD

LTNORD

London Luton

Sat 14/2

21:00-16:55

2 stops25h 55m

Chicago O'Hare Intl

Sun 22/2

19:10-22:00

2 stops20h 50m

£424

LondonChicago

LTN - ORD

LTNORD

London Luton

Mon 2/3

06:15-14:55

1 stop14h 40m

Chicago O'Hare Intl

Mon 9/3

18:40-12:15

1 stop12h 35m

£442

LondonChicago

LTN - ORD

LTNORD

London Luton

Thu 29/1

09:00-19:15

1 stop16h 15m

Chicago O'Hare Intl

Sun 1/2

21:00-22:00

1 stop19h 00m

£444

LondonChicago

LTN - ORD

LTNORD

London Luton

Mon 13/4

06:25-17:50

2 stops17h 25m

Chicago O'Hare Intl

Sun 19/4

15:45-07:50

1 stop10h 05m

£465

LondonChicago

LTN - ORD

LTNORD

London Luton

Thu 9/4

07:05-17:50

2 stops16h 45m

Chicago O'Hare Intl

Tue 21/4

15:45-09:15

1 stop11h 30m

£465

LondonChicago

LTN - ORD

LTNORD

London Luton

Wed 15/4

07:15-17:50

2 stops16h 35m

Chicago O'Hare Intl

Tue 21/4

15:45-09:15

1 stop11h 30m

£465

LondonChicago

LTN - ORD

LTNORD

London Luton

Thu 9/4

07:05-17:50

2 stops16h 45m

Chicago O'Hare Intl

Sun 19/4

15:45-07:50

1 stop10h 05m

£465

LondonChicago

LTN - ORD

LTNORD

London Luton

Wed 15/4

07:15-17:50

2 stops16h 35m

Chicago O'Hare Intl

Mon 20/4

15:45-07:40

1 stop9h 55m

£467

LondonChicago

LTN - ORD

LTNORD

London Luton

Mon 13/4

06:25-17:50

2 stops17h 25m

Chicago O'Hare Intl

Mon 20/4

15:45-07:40

1 stop9h 55m

£467

LondonChicago

LTN - ORD

LTNORD

London Luton

Sat 7/3

08:30-20:00

1 stop17h 30m

Chicago O'Hare Intl

Mon 23/3

22:55-18:15

1 stop14h 20m

£468

Flights are sorted by cheapest return flights first.

Deals found on 14/1

Showing 1-10 of 21 results
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Best time to book a flight from Luton to Chicago

Have a flexible travel schedule? Discover the best time to fly to Chicago from Luton with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from London Luton Airport to Chicago

How often are flights from London to Chicago delayed?

About 0% of weekly flights between London and Chicago have experienced delays in the past year, with the average delay time being 0 minutes.

What is the most punctual flight time for London to Chicago flights?

Historically, flights departing at night are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Wednesday tends to have the lowest number of delays on this route, whereas Wednesday has historically faced a higher average of delays compared to other days of the week.

Related info for your journey

Find useful and relevant information for your journey from Luton to Chicago. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find deals for flights from Luton to Chicago that include hotel bookings?

    Yes. In addition to deals on Luton to Chicago flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Luton to Chicago?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Luton to Chicago.

  • Can I find deals for business class flights from Luton to Chicago?

    Yes. Cheapflights offers flight deals from Luton to Chicago by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Luton to Chicago

See prices for flight routes from nearby airports that may be better suited for you.
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How does Cheapflights help users find flights from Luton to Chicago?

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Can Cheapflights find flights from Luton to Chicago with no change fees?

Need flexible booking options for your flight to Chicago from Luton? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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