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$562+ Cheap flights from Luton (LTN) to Illinois

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 8/20. Fares are subject to change and may not be available on all flights or dates of travel.
LTN — ORD
Aug 18 — Aug 251
Mon 8/18
Mon 8/25
1 adult, Economy
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Cheap flight deals from Luton to Illinois

Keep the following information in mind while searching for Luton to Illinois flight deals. Data was last updated August 13, 2025.

Round-trip from

$574
(Mytrip)

One-way from

$562
(Kiwi.com)

Popular in

July

Cheapest in

February

Average price

$843
From London Luton to Illinois
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One-way flight from London Luton to Illinois
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Highest demand for flights based on searches. 13% potential increase in price ($113 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($16 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Luton to Illinois

Cheapest flights from Luton to Illinois
Explore the most affordable flight options available from Luton to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 13, 2025.

This Mytrip deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/288:45 amLTN - ORD
2 stops18h 30mMultiple Airlines
Sun 8/317:25 pmORD - LTN
2 stops14h 15mMultiple Airlines
Deal found 8/12$574
This Kiwi.com deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/161:10 pmLTN - ORD
1 stop11h 50mMultiple Airlines
Tue 9/303:45 pmORD - LTN
1 stop14h 50mMultiple Airlines
Deal found 8/11$589
This Mytrip deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/16:55 pmLTN - ORD
2 stops27h 50mMultiple Airlines
Sun 11/167:20 pmORD - LTN
2 stops16h 55mMultiple Airlines
Deal found 8/12$592
This Kiwi.com deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/241:00 pmLTN - ORD
1 stop12h 00mMultiple Airlines
Wed 10/19:15 pmORD - LTN
1 stop12h 10mMultiple Airlines
Deal found 8/10$596
This Mytrip deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/2611:30 amLTN - ORD
1 stop13h 30mMultiple Airlines
Fri 10/39:15 pmORD - LTN
1 stop12h 30mMultiple Airlines
Deal found 8/12$597
This Kiwi.com deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/79:55 amLTN - ORD
1 stop15h 05mMultiple Airlines
Sun 9/143:45 pmORD - LTN
1 stop10h 50mMultiple Airlines
Deal found 8/10$598
This Kiwi.com deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2512:35 pmLTN - ORD
1 stop12h 25mMultiple Airlines
Thu 10/29:15 pmORD - LTN
1 stop17h 25mMultiple Airlines
Deal found 8/11$600
This Mytrip deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/47:00 amLTN - ORD
2 stops16h 20mMultiple Airlines
Tue 11/116:30 pmORD - LTN
2 stops17h 20mMultiple Airlines
Deal found 8/12$651
This Mytrip deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/26:55 pmLTN - ORD
2 stops27h 50mMultiple Airlines
Sun 11/167:20 pmORD - LTN
2 stops16h 55mMultiple Airlines
Deal found 8/11$653
This Mytrip deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/78:25 amLTN - ORD
2 stops17h 30mMultiple Airlines
Tue 10/147:05 pmORD - LTN
2 stops18h 00mMultiple Airlines
Deal found 8/11$662
This Mytrip deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/195:00 pmLTN - ORD
2 stops32h 55mMultiple Airlines
Sun 9/217:05 pmORD - LTN
2 stops20h 25mMultiple Airlines
Deal found 8/10$666
This Mytrip deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/116:05 amLTN - ORD
2 stops21h 10mMultiple Airlines
Wed 9/247:25 pmORD - LTN
2 stops21h 10mMultiple Airlines
Deal found 8/12$691

Cheapflights Fare Finder

 
Customize your flight search to find flights from Luton to Illinois 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 2,558,603 searches. Data last updated August 13, 2025.
Use the filters below to find and compare flights from London Luton Airport to Illinois that are best for you.

Fly from

Luton

Fly to

Illinois

Route

Depart

Return

Price

LondonChicago

LTN - ORD

LTNORD

London Luton

Thu 8/28

8:45 am-9:15 pm

2 stops18h 30m

Chicago O'Hare Intl

Sun 8/31

7:25 pm-3:40 pm

2 stops14h 15m

$574

LondonChicago

LTN - ORD

LTNORD

London Luton

Tue 9/16

1:10 pm-7:00 pm

1 stop11h 50m

Chicago O'Hare Intl

Tue 9/30

3:45 pm-12:35 pm

1 stop14h 50m

$589

LondonChicago

LTN - ORD

LTNORD

London Luton

Fri 10/3

1:30 pm-7:00 pm

1 stop11h 30m

Chicago O'Hare Intl

Sun 10/5

9:15 pm-3:40 pm

1 stop12h 25m

$595

LondonChicago

LTN - ORD

LTNORD

London Luton

Fri 9/26

11:30 am-7:00 pm

1 stop13h 30m

Chicago O'Hare Intl

Fri 10/3

9:15 pm-3:45 pm

1 stop12h 30m

$597

LondonChicago

LTN - ORD

LTNORD

London Luton

Thu 9/25

12:35 pm-7:00 pm

1 stop12h 25m

Chicago O'Hare Intl

Thu 10/2

9:15 pm-8:40 pm

1 stop17h 25m

$600

LondonChicago

LTN - ORD

LTNORD

London Luton

Tue 11/4

7:00 am-5:20 pm

2 stops16h 20m

Chicago O'Hare Intl

Tue 11/11

6:30 pm-5:50 pm

2 stops17h 20m

$651

LondonChicago

LTN - ORD

LTNORD

London Luton

Sun 11/2

6:55 pm-4:45 pm

2 stops27h 50m

Chicago O'Hare Intl

Sun 11/16

7:20 pm-6:15 pm

2 stops16h 55m

$653

LondonChicago

LTN - ORD

LTNORD

London Luton

Tue 10/7

8:25 am-7:55 pm

2 stops17h 30m

Chicago O'Hare Intl

Tue 10/14

7:05 pm-7:05 pm

2 stops18h 00m

$662

LondonChicago

LTN - ORD

LTNORD

London Luton

Thu 9/11

6:05 am-9:15 pm

2 stops21h 10m

Chicago O'Hare Intl

Wed 9/24

7:25 pm-10:35 pm

2 stops21h 10m

$691

LondonChicago

LTN - ORD

LTNORD

London Luton

Fri 10/17

8:25 am-6:15 pm

2 stops15h 50m

Chicago O'Hare Intl

Fri 10/24

7:05 pm-7:05 pm

2 stops18h 00m

$702

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/11

Showing 1-10 of 31 results
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Best time to book a flight from Luton to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Luton with our price prediction graph.
Estimated round-trip 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 Illinois
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Luton to Illinois. 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 Illinois that include hotel bookings?

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

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

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

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

    Yes. Cheapflights offers flight deals from Luton to Illinois 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 Illinois?

    Currently, August is the cheapest month in which you can book a flight from London Luton Airport to Illinois (average of $245). Flying from London Luton Airport to Illinois in March is currently the most expensive (average of $321). 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 Illinois

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