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Cheap flights from London Luton Airport to Chicago from £407

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 11/11. Fares are subject to change and may not be available on all flights or dates of travel.
LTN — CHI
6 Dec — 13 Dec1
1 adult
1 adult, Economy, 0 bags

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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 6 November 2025.

Fri 21/1105:50LTN - ORD
2 stops17h 30mMultiple Airlines
Fri 28/1118:30ORD - LTN
2 stops19h 40mMultiple Airlines
Deal found 5/11£427
Fri 5/1205:50LTN - ORD
1 stop18h 05mMultiple Airlines
Fri 12/1215:50ORD - LTN
1 stop17h 35mMultiple Airlines
Deal found 5/11£429
Wed 3/1206:50LTN - ORD
1 stop13h 10mMultiple Airlines
Wed 10/1215:50ORD - LTN
1 stop10h 45mMultiple Airlines
Deal found 5/11£432
Wed 26/1106:50LTN - ORD
1 stop13h 10mMultiple Airlines
Mon 1/1215:50ORD - LTN
1 stop10h 45mMultiple Airlines
Deal found 5/11£459
Thu 27/1109:00LTN - ORD
1 stop11h 00mMultiple Airlines
Sun 30/1119:40ORD - LTN
1 stop10h 05mMultiple Airlines
Deal found 4/11£483
Thu 27/1109:00LTN - ORD
1 stop11h 00mMultiple Airlines
Tue 2/1215:50ORD - LTN
1 stop11h 55mMultiple Airlines
Deal found 5/11£485
Sat 22/1106:00LTN - ORD
1 stop14h 00mMultiple Airlines
Sat 29/1119:40ORD - LTN
1 stop18h 35mMultiple Airlines
Deal found 5/11£498
Sun 21/1208:05LTN - ORD
2 stops15h 15mMultiple Airlines
Tue 6/118:30ORD - LTN
2 stops19h 35mMultiple Airlines
Deal found 5/11£532
Sun 21/1208:05LTN - ORD
2 stops15h 15mMultiple Airlines
Fri 9/118:30ORD - LTN
2 stops14h 55mMultiple Airlines
Deal found 4/11£537
Thu 6/1109:00LTN - ORD
2 stops14h 20mMultiple Airlines
Sun 9/1118:30ORD - LTN
2 stops21h 30mMultiple Airlines
Deal found 4/11£541

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 6 November 2025.

Round-trip from

£427

One-way from

£407

Popular in

July

Cheapest in

February

Average price

£494
21/11-28/11
  • 21/11-28/11
  • 4 total stops
  • 37h 10m total
  • London to Chicago
Search Deals
11/11
  • 11/11
  • 2 total stops
  • 14h 20m total
  • London to Chicago
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (£63 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£10 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

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 6 November 2025.
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

Fri 5/12

05:50-17:55

1 stop18h 05m

Chicago O'Hare Intl

Fri 12/12

15:50-15:25

1 stop17h 35m

£429

LondonChicago

LTN - ORD

LTNORD

London Luton

Tue 18/11

09:00-17:55

1 stop14h 55m

Chicago O'Hare Intl

Tue 25/11

15:50-09:45

1 stop11h 55m

£430

LondonChicago

LTN - ORD

LTNORD

London Luton

Wed 3/12

06:50-14:00

1 stop13h 10m

Chicago O'Hare Intl

Wed 10/12

15:50-08:35

1 stop10h 45m

£453

LondonChicago

LTN - ORD

LTNORD

London Luton

Thu 27/11

09:00-14:00

1 stop11h 00m

Chicago O'Hare Intl

Sun 30/11

19:40-11:45

1 stop10h 05m

£483

LondonChicago

LTN - ORD

LTNORD

London Luton

Thu 27/11

09:00-14:00

1 stop11h 00m

Chicago O'Hare Intl

Tue 2/12

15:50-09:45

1 stop11h 55m

£487

LondonChicago

LTN - ORD

LTNORD

London Luton

Mon 26/1

07:20-17:20

2 stops16h 00m

Chicago O'Hare Intl

Mon 2/2

18:30-21:50

2 stops21h 20m

£504

LondonChicago

LTN - ORD

LTNORD

London Luton

Wed 19/11

20:50-16:45

2 stops25h 55m

Chicago O'Hare Intl

Wed 26/11

19:20-22:20

2 stops21h 00m

£511

LondonChicago

LTN - ORD

LTNORD

London Luton

Tue 11/11

09:00-17:55

1 stop14h 55m

Chicago O'Hare Intl

Tue 18/11

15:50-09:45

1 stop11h 55m

£517

LondonChicago

LTN - ORD

LTNORD

London Luton

Sun 21/12

08:05-17:20

2 stops15h 15m

Chicago O'Hare Intl

Tue 6/1

18:30-20:05

2 stops19h 35m

£532

LondonChicago

LTN - ORD

LTNORD

London Luton

Wed 21/1

08:30-20:00

1 stop17h 30m

Chicago O'Hare Intl

Wed 28/1

21:55-18:15

1 stop14h 20m

£540

Flights are sorted by cheapest return flights first.

Deals found on 4/11

Showing 1-10 of 23 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

What is the cheapest time of day to fly from LTN to CHI?

Find hourly flight availability from Luton to Chicago. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 6 November 2025.

It’s optimal to fly from London Luton Airport to Chicago at midday. By choosing this option you can save up to 23% on the cost of your flight, compared to a flight in the evening.

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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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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