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Cheap flights from Chicago O'Hare Intl Airport to London Luton Airport from £276

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 19/5. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — LTN
13 Apr — 20 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from O'Hare Intl to Luton

Enter your travel dates to find the best prices.

Cheapest flights from O'Hare Intl to Luton
Explore the most affordable flight options available from O'Hare Intl to Luton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 14 March 2026.

Mon 20/419:15
ORD
-
LTN
2 stops21h 35m
Multiple Airlines
Tue 28/416:10
LTN
-
ORD
2 stops30h 00m
Multiple Airlines
Deal found 10/3£436
Fri 17/419:15
ORD
-
LTN
3 stops23h 15m
Multiple Airlines
Thu 23/415:50
LTN
-
ORD
2 stops30h 20m
Multiple Airlines
Deal found 10/3£442
Tue 14/419:25
ORD
-
LTN
2 stops14h 05m
Multiple Airlines
Tue 21/409:40
LTN
-
ORD
2 stops14h 35m
Multiple Airlines
Deal found 9/3£444
Fri 17/419:15
ORD
-
LTN
2 stops23h 15m
Multiple Airlines
Tue 21/416:10
LTN
-
ORD
2 stops30h 00m
Multiple Airlines
Deal found 9/3£453
Sat 2/515:45
ORD
-
LTN
1 stop10h 35m
Multiple Airlines
Sun 10/509:00
LTN
-
ORD
1 stop11h 00m
Multiple Airlines
Deal found 10/3£458
Fri 24/419:25
ORD
-
LTN
2 stops16h 00m
Multiple Airlines
Thu 30/409:25
LTN
-
ORD
2 stops14h 50m
Multiple Airlines
Deal found 10/3£464
Mon 20/419:25
ORD
-
LTN
2 stops14h 20m
Multiple Airlines
Fri 24/406:20
LTN
-
ORD
2 stops17h 55m
Multiple Airlines
Deal found 10/3£465
Wed 29/419:25
ORD
-
LTN
2 stops19h 50m
Multiple Airlines
Tue 5/509:40
LTN
-
ORD
2 stops14h 35m
Multiple Airlines
Deal found 9/3£466
Mon 13/415:45
ORD
-
LTN
1 stop11h 30m
Multiple Airlines
Tue 21/413:10
LTN
-
ORD
1 stop12h 05m
Multiple Airlines
Deal found 10/3£468

Find flight deals from O'Hare Intl to Luton

Discover tips and strategies to find the most affordable flight options for your journey from O'Hare Intl (ORD) to Luton (LTN). 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 14 March 2026.

Round-trip from

£436

One-way from

£276

Popular in

June

Cheapest in

February

Average price

£531
20/4-28/4
  • 20/4-28/4
  • 4 total stops
  • 51h 35m total
  • Chicago to London
Search Deals
19/5
  • 19/5
  • 2 total stops
  • 36h 10m total
  • Chicago to London
Search Deals
Highest demand for flights based on searches. 21% potential increase in price (£115 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£21 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 O'Hare Intl to Luton 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 14 March 2026.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to London Luton Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

ChicagoLondon

ORD - LTN

ORDLTN

Chicago O'Hare Intl

Fri 17/4

19:15-00:30

3 stops23h 15m

London Luton

Tue 21/4

16:10-16:10

2 stops30h 00m

£460

ChicagoLondon

ORD - LTN

ORDLTN

Chicago O'Hare Intl

Fri 1/5

21:00-17:25

1 stop14h 25m

London Luton

Thu 7/5

13:00-19:15

1 stop12h 15m

£490

ChicagoLondon

ORD - LTN

ORDLTN

Chicago O'Hare Intl

Mon 18/5

21:00-22:50

1 stop19h 50m

London Luton

Mon 25/5

08:15-14:00

1 stop11h 45m

£529

ChicagoLondon

ORD - LTN

ORDLTN

Chicago O'Hare Intl

Thu 30/4

19:25-22:45

2 stops21h 20m

London Luton

Sun 10/5

05:40-05:35

3 stops29h 55m

£540

ChicagoLondon

ORD - LTN

ORDLTN

Chicago O'Hare Intl

Sat 25/4

19:25-13:15

1 stop11h 50m

London Luton

Wed 29/4

06:15-18:15

1 stop18h 00m

£544

ChicagoLondon

ORD - LTN

ORDLTN

Chicago O'Hare Intl

Wed 26/8

21:00-15:25

1 stop12h 25m

London Luton

Wed 9/9

07:15-17:50

2 stops16h 35m

£585

ChicagoLondon

ORD - LTN

ORDLTN

Chicago O'Hare Intl

Sun 29/3

16:15-11:25

2 stops13h 10m

London Luton

Tue 7/4

09:40-19:55

2 stops16h 15m

£594

ChicagoLondon

ORD - LTN

ORDLTN

Chicago O'Hare Intl

Wed 8/7

21:00-15:25

1 stop12h 25m

London Luton

Fri 17/7

06:20-14:00

1 stop13h 40m

£613

ChicagoLondon

ORD - LTN

ORDLTN

Chicago O'Hare Intl

Fri 3/4

11:25-17:25

2 stops24h 00m

London Luton

Sun 12/4

09:00-09:40

2 stops30h 40m

£639

ChicagoLondon

ORD - LTN

ORDLTN

Chicago O'Hare Intl

Fri 29/5

16:37-16:20

2 stops17h 43m

London Luton

Wed 3/6

06:15-18:15

2 stops18h 00m

£651

Flights are sorted by cheapest return flights first.

Deals found on 13/3

Showing 1-10 of 23 resultsSorted by cheapest first
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Best time to book a flight from O'Hare Intl to Luton

Have a flexible travel schedule? Discover the best time to fly to Luton from O'Hare Intl 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.

Related info for your journey

Find useful and relevant information for your journey from O'Hare Intl to Luton. 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 O'Hare Intl to Luton that include hotel bookings?

    Yes. In addition to deals on O'Hare Intl to Luton flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from O'Hare Intl to Luton?

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

  • Can I find deals for business class flights from O'Hare Intl to Luton?

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

Travelling to a place near London Luton Airport?

Book flights to London Luton Airport if you plan to visit one of these locations
Milton Keynes
Wembley
Croydon
Luton
Hounslow
Slough
Gatwick
Ilford
Hayes
Brentford
Colchester
Guildford
Watford
Kingston upon Thames
Chelmsford
Eastbourne
Ipswich
Bedford
Romford
Southend-on-Sea

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for O'Hare Intl to Luton

See prices for flight routes from nearby airports that may be better suited for you.
O'Hare Intl to Heathrow flights
O'Hare Intl to Gatwick flights
O'Hare Intl to London City flights
O'Hare Intl to Stansted flights
Midway to Heathrow flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from O'Hare Intl to Luton?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Luton from O'Hare Intl today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from O'Hare Intl to Luton?

Cheapflights simply makes it quick and affordable to book flights from O'Hare Intl to Luton by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from O'Hare Intl to Luton with no change fees?

Certainly. Search results for flights to Luton from O'Hare Intl shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from O'Hare Intl to Luton become cheaper?

Of course! You can now track prices for flights from O'Hare Intl to Luton and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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