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Cheap flights from London Luton Airport to Chicago from £406

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 1/12. Fares are subject to change and may not be available on all flights or dates of travel.
LTN — CHI
3 syys — 10 syys1
1 adult

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 29 elokuu 2025.

Round-trip from

£432

One-way from

£406

Popular in

July

Cheapest in

February

Average price

£622
8/9-22/9
  • 8/9-22/9
  • 2 total stops
  • 34h 15m total
  • London to Chicago
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1/12
  • 1/12
  • 3 total stops
  • 30h 48m total
  • London to Chicago
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (£61 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease (£9 potential savings vs. average return price).
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Average for round-trip flights in August 2025
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Find flight deals from Luton to Chicago

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 29 elokuu 2025.

ma 8/909:00LTN - ORD
1 stop16h 00mMultiple Airlines
ma 22/915:45ORD - LTN
1 stop18h 15mMultiple Airlines
Deal found 28/8£432
ma 13/1009:00LTN - ORD
1 stop16h 00mMultiple Airlines
ma 20/1015:45ORD - LTN
1 stop11h 15mMultiple Airlines
Deal found 29/8£435
ke 24/913:00LTN - ORD
1 stop12h 00mMultiple Airlines
su 28/921:15ORD - LTN
1 stop18h 15mMultiple Airlines
Deal found 27/8£440
to 30/1009:00LTN - ORD
2 stops17h 05mMultiple Airlines
to 6/1122:35ORD - LTN
2 stops15h 55mMultiple Airlines
Deal found 27/8£443
la 18/1016:10LTN - ORD
3 stops30h 00mMultiple Airlines
su 2/1119:20ORD - LTN
2 stops20h 40mMultiple Airlines
Deal found 27/8£446
su 12/1009:55LTN - ORD
1 stop15h 05mMultiple Airlines
su 19/1021:15ORD - LTN
1 stop12h 25mMultiple Airlines
Deal found 28/8£452
pe 3/1017:00LTN - ORD
2 stops27h 10mMultiple Airlines
su 5/1016:15ORD - LTN
2 stops23h 15mMultiple Airlines
Deal found 28/8£483
ke 1/1018:25LTN - ORD
2 stops25h 45mMultiple Airlines
su 5/1016:15ORD - LTN
2 stops17h 20mMultiple Airlines
Deal found 28/8£485
la 15/1116:40LTN - ORD
2 stops28h 20mMultiple Airlines
pe 21/1114:20ORD - LTN
2 stops24h 40mMultiple Airlines
Deal found 27/8£502
ti 14/1013:10LTN - ORD
2 stops33h 00mMultiple Airlines
to 12/312:50ORD - LTN
2 stops27h 05mMultiple Airlines
Deal found 28/8£506
su 7/909:55LTN - ORD
1 stop15h 05mMultiple Airlines
to 11/915:45ORD - LTN
1 stop13h 20mMultiple Airlines
Deal found 28/8£507

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 29 elokuu 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

ma 8/9

09:00-19:00

1 stop16h 00m

Chicago O'Hare Intl

ma 22/9

15:45-16:00

1 stop18h 15m

£432

LondonChicago

LTN - ORD

LTNORD

London Luton

to 25/9

08:45-19:00

1 stop16h 15m

Chicago O'Hare Intl

ma 29/9

21:15-16:00

1 stop12h 45m

£432

LondonChicago

LTN - ORD

LTNORD

London Luton

ma 13/10

09:00-19:00

1 stop16h 00m

Chicago O'Hare Intl

ma 20/10

15:45-09:00

1 stop11h 15m

£435

LondonChicago

LTN - ORD

LTNORD

London Luton

ke 24/9

13:00-19:00

1 stop12h 00m

Chicago O'Hare Intl

su 28/9

21:15-21:30

1 stop18h 15m

£440

LondonChicago

LTN - ORD

LTNORD

London Luton

to 30/10

09:00-21:05

2 stops17h 05m

Chicago O'Hare Intl

to 6/11

22:35-20:30

2 stops15h 55m

£443

LondonChicago

LTN - ORD

LTNORD

London Luton

la 18/10

16:10-16:10

3 stops30h 00m

Chicago O'Hare Intl

su 2/11

19:20-22:00

2 stops20h 40m

£446

LondonChicago

LTN - ORD

LTNORD

London Luton

su 12/10

09:55-19:00

1 stop15h 05m

Chicago O'Hare Intl

su 19/10

21:15-15:40

1 stop12h 25m

£452

LondonChicago

LTN - ORD

LTNORD

London Luton

pe 3/10

17:00-14:10

2 stops27h 10m

Chicago O'Hare Intl

su 5/10

16:15-21:30

2 stops23h 15m

£483

LondonChicago

LTN - ORD

LTNORD

London Luton

ke 1/10

18:25-14:10

2 stops25h 45m

Chicago O'Hare Intl

su 5/10

16:15-15:35

2 stops17h 20m

£485

LondonChicago

LTN - ORD

LTNORD

London Luton

la 15/11

16:40-15:00

2 stops28h 20m

Chicago O'Hare Intl

pe 21/11

14:20-21:00

2 stops24h 40m

£502

Flights are sorted by cheapest return flights first.

Deals found on 28/8

Showing 1-10 of 22 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 29 elokuu 2025.

When flying from London Luton Airport to Chicago, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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.

  • What is the cheapest month to book a flight from London Luton Airport to Chicago?

    Currently, January is the cheapest month in which you can book a flight from London Luton Airport to Chicago (average of £595). Flying from London Luton Airport to Chicago in July is currently the most expensive (average of £843). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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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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