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Cheap flights from London Luton Airport to Chicago from £354

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 17/6. Fares are subject to change and may not be available on all flights or dates of travel.
LTN — CHI
16 Apr — 23 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap 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 17 March 2026.

Wed 29/406:15
LTN
-
ORD
2 stops18h 00m
Multiple Airlines
Wed 6/519:25
ORD
-
LTN
2 stops19h 50m
Multiple Airlines
Deal found 15/3£491
Fri 10/406:20
LTN
-
ORD
2 stops17h 55m
Multiple Airlines
Mon 13/419:25
ORD
-
LTN
2 stops14h 20m
Multiple Airlines
Deal found 14/3£494
Fri 10/406:20
LTN
-
ORD
2 stops17h 55m
Multiple Airlines
Sun 19/419:25
ORD
-
LTN
2 stops20h 15m
Multiple Airlines
Deal found 13/3£496
Thu 16/413:00
LTN
-
ORD
2 stops33h 10m
Multiple Airlines
Mon 20/419:15
ORD
-
LTN
2 stops21h 35m
Multiple Airlines
Deal found 12/3£497
Mon 20/408:15
LTN
-
ORD
2 stops17h 10m
Multiple Airlines
Mon 4/519:25
ORD
-
LTN
2 stops20h 40m
Multiple Airlines
Deal found 17/3£510
Mon 13/408:15
LTN
-
ORD
1 stop11h 45m
Multiple Airlines
Mon 27/415:45
ORD
-
LTN
1 stop15h 00m
Multiple Airlines
Deal found 12/3£513
Mon 13/408:15
LTN
-
ORD
1 stop17h 00m
Multiple Airlines
Fri 17/415:45
ORD
-
LTN
1 stop19h 40m
Multiple Airlines
Deal found 17/3£522
Mon 18/513:45
LTN
-
ORD
2 stops32h 25m
Multiple Airlines
Tue 2/619:15
ORD
-
LTN
2 stops22h 30m
Multiple Airlines
Deal found 17/3£524

Find 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 17 March 2026.

Round-trip from

£491

One-way from

£354

Popular in

July

Cheapest in

September

Average price

£563
29/4-6/5
  • 29/4-6/5
  • 4 total stops
  • 37h 50m total
  • London to Chicago
Search Deals
17/6
  • 17/6
  • 1 total stop
  • 36h 25m total
  • London to Chicago
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (£56 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 March 2026
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 17 March 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

Wed 29/4

06:15-14:00

1 stop13h 45m

Chicago O'Hare Intl

Wed 6/5

21:00-21:15

1 stop18h 15m

£538

LondonChicago

LTN - ORD

LTNORD

London Luton

Wed 9/9

07:15-17:50

2 stops16h 35m

Chicago O'Hare Intl

Wed 23/9

15:45-09:00

1 stop11h 15m

£538

LondonChicago

LTN - ORD

LTNORD

London Luton

Thu 28/5

13:00-19:15

1 stop12h 15m

Chicago O'Hare Intl

Tue 2/6

21:00-13:25

1 stop10h 25m

£564

LondonChicago

LTN - ORD

LTNORD

London Luton

Wed 20/5

06:15-14:00

1 stop13h 45m

Chicago O'Hare Intl

Mon 1/6

21:00-15:45

1 stop12h 45m

£584

LondonChicago

LTN - ORD

LTNORD

London Luton

Wed 26/8

07:15-17:50

2 stops16h 35m

Chicago O'Hare Intl

Tue 15/9

15:45-09:15

1 stop11h 30m

£584

LondonChicago

LTN - ORD

LTNORD

London Luton

Thu 16/4

14:40-09:40

2 stops25h 00m

Chicago O'Hare Intl

Thu 23/4

11:25-23:15

2 stops29h 50m

£587

LondonChicago

LTN - ORD

LTNORD

London Luton

Mon 13/4

13:45-14:15

2 stops30h 30m

Chicago O'Hare Intl

Mon 20/4

17:10-19:05

2 stops19h 55m

£616
Fastest return journey

LondonChicago

LTN - ORD

LTNORD

London Luton

Sat 9/5

09:00-14:00

1 stop11h 00m

Chicago O'Hare Intl

Tue 19/5

21:00-13:25

1 stop10h 25m

£617

LondonChicago

LTN - ORD

LTNORD

London Luton

Fri 8/5

06:20-18:15

2 stops17h 55m

Chicago O'Hare Intl

Fri 12/6

06:40-17:25

3 stops28h 45m

£636

LondonChicago

LTN - ORD

LTNORD

London Luton

Wed 24/6

06:15-18:15

1 stop18h 00m

Chicago O'Hare Intl

Mon 29/6

22:25-12:55

1 stop32h 30m

£687

Flights are sorted by cheapest return flights first.

Deals found on 12/3

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

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.

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Why should you use Cheapflights to find cheap flight tickets 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.

Can Cheapflights notify me if prices for flights from Luton to Chicago become cheaper?

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