In terms of precipitation, rainfall in London Luton Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Luton Airport when rainfall is around 40.0 mm.

If weather is an important factor for your trip to London Luton Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

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

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Chicago O'Hare Intl Airport to London Luton Airport as you normally would.

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.

£237+ Cheap Flights from Chicago O'Hare Intl Airport to London Luton Airport

Cheap flight deals from O'Hare Intl to Luton

Enter your travel dates to find the best prices.

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Best

Last-minute

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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 30 September 2026.

Wed 28/1019:30 -

2 stops20h 35m

Tue 3/1121:30 -

2 stops24h 00m

Deal found 27/9£547

Tue 3/1118:30 -

1 stop14h 30m

Fri 13/1106:00 -

1 stop17h 20m

Deal found 25/9£547

Sun 15/1118:30 -

2 stops17h 55m

Thu 19/1108:20 -

2 stops15h 00m

Deal found 26/9£549

Tue 1/1218:30 -

1 stop14h 35m

Tue 8/1207:00 -

1 stop16h 20m

Deal found 30/9£550

Sat 28/1118:30 -

1 stop12h 35m

Sat 5/1207:00 -

1 stop16h 20m

Deal found 29/9£551

Thu 12/1118:30 -

2 stops17h 40m

Thu 19/1108:20 -

2 stops15h 00m

Deal found 30/9£552

Sat 5/1218:30 -

1 stop12h 35m

Thu 10/1206:00 -

1 stop17h 20m

Deal found 27/9£553

Mon 26/1019:30 -

2 stops16h 35m

Tue 3/1121:30 -

2 stops24h 00m

Deal found 28/9£553

Mon 2/1118:30 -

2 stops17h 30m

Tue 10/1107:45 -

2 stops15h 35m

Deal found 30/9£554

Thu 12/1118:30 -

2 stops22h 35m

Sun 22/1108:40 -

2 stops14h 40m

Deal found 27/9£555

Tue 17/1118:30 -

1 stop14h 35m

Wed 25/1108:00 -

1 stop15h 20m

Deal found 29/9£556

Find flight deals from O'Hare Intl to Luton

Round-trip from	£544
One-way from	£237
Popular in	June
Cheapest in	January
Average price	£683

13/2-20/2
2 total stops
28h 55m total
Chicago to London

Search Deals

3/11-31/12
3 total stops
31h 05m total
Chicago to London

Search Deals

Highest demand for flights based on searches. 21% potential increase in price (£137 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 5% potential price decrease (£28 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2026

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Cheapflights Fare Finder

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 Chicago O'Hare Intl - LTN London Luton

ORDLTN

Chicago O'Hare Intl

Tue 3/11

18:30-17:40

2 stops17h 10m

London Luton

Wed 31/12

00:00-17:00

Nonstop0h 00m

£254

ChicagoLondon

ORD Chicago O'Hare Intl - LTN London Luton

ORDLTN

Chicago O'Hare Intl

Thu 3/12

18:30-23:05

2 stops22h 35m

London Luton

Wed 31/12

00:00-17:00

Nonstop0h 00m

£256

ChicagoLondon

ORD Chicago O'Hare Intl - LTN London Luton

ORDLTN

Chicago O'Hare Intl

Mon 5/10

19:25-22:05

2 stops20h 40m

London Luton

Wed 31/12

00:00-17:00

Nonstop0h 00m

£266

ChicagoLondon

ORD Chicago O'Hare Intl - LTN London Luton

ORDLTN

Chicago O'Hare Intl

Thu 29/10

19:30-22:00

2 stops21h 30m

London Luton

Wed 31/12

00:00-17:00

Nonstop0h 00m

£267

Fastest return journey

ChicagoLondon

ORD Chicago O'Hare Intl - LTN London Luton

ORDLTN

Chicago O'Hare Intl

Wed 25/11

15:55-09:15

1 stop11h 20m

London Luton

Wed 31/12

00:00-17:00

Nonstop0h 00m

£277

ChicagoLondon

ORD Chicago O'Hare Intl - LTN London Luton

ORDLTN

Chicago O'Hare Intl

Wed 2/12

15:55-09:15

1 stop11h 20m

London Luton

Wed 31/12

00:00-17:00

Nonstop0h 00m

£277

ChicagoLondon

ORD Chicago O'Hare Intl - LTN London Luton

ORDLTN

Chicago O'Hare Intl

Wed 13/1

22:35-12:00

2 stops31h 25m

London Luton

Wed 31/12

00:00-17:00

Nonstop0h 00m

£291

ChicagoLondon

ORD Chicago O'Hare Intl - LTN London Luton

ORDLTN

Chicago O'Hare Intl

Wed 18/11

20:05-13:45

2 stops35h 40m

London Luton

Wed 31/12

00:00-17:00

Nonstop0h 00m

£294

ChicagoLondon

ORD Chicago O'Hare Intl - LTN London Luton

ORDLTN

Chicago O'Hare Intl

Tue 15/12

18:30-20:00

3 stops19h 30m

London Luton

Wed 31/12

00:00-17:00

Nonstop0h 00m

£295

ChicagoLondon

ORD Chicago O'Hare Intl - LTN London Luton

ORDLTN

Chicago O'Hare Intl

Mon 28/12

18:30-01:10

3 stops24h 40m

London Luton

Wed 31/12

00:00-17:00

Nonstop0h 00m

£301

Flights are sorted by cheapest return flights first.

Deals found on 29/9

Showing 1-10 of 22 resultsSorted by cheapest first

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.

ORD-LTN

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

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.

Hounslow

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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?

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Cheap flights from Chicago O'Hare Intl Airport to London Luton Airport from £237

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from O'Hare Intl to Luton

Cheapest flights from O'Hare Intl to LutonExplore 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 30 September 2026.

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 30 September 2026.

Best flights from O'Hare Intl to LutonDiscover carefully curated flight deals from O'Hare Intl to Luton that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 30 September 2026.

Discover carefully curated flight deals from O'Hare Intl to Luton that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 30 September 2026.

Last-minute flights from O'Hare Intl to LutonDiscover last-minute flight deals from O'Hare Intl to Luton. Data last updated 30 September 2026 and is based on user searches.

Discover last-minute flight deals from O'Hare Intl to Luton. Data last updated 30 September 2026 and is based on user searches.

One-way flights from O'Hare Intl to LutonSearch for one-way flight options from O'Hare Intl to Luton. Find affordable one-way fares based on user searches. Data last updated 30 September 2026.

Search for one-way flight options from O'Hare Intl to Luton. Find affordable one-way fares based on user searches. Data last updated 30 September 2026.

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Cheapflights Fare Finder

Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to London Luton Airport that are best for you.

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.

Related info for your journey

Can I find deals for flights from O'Hare Intl to Luton that include hotel bookings?

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

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

Travelling to a place near London Luton Airport?

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Alternative routes for O'Hare Intl to Luton

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Complete your trip

Complete your trip to Luton by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to England

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Other flights to Luton

Explore flights to Luton departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 30 September 2026.

O'Hare Intl and Luton flights

Browse other O'Hare Intl and Luton flight options. Last updated on 30 September 2026.

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

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

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

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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 30 September 2026.

Best flights from O'Hare Intl to Luton
Discover carefully curated flight deals from O'Hare Intl to Luton that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 30 September 2026.

Last-minute flights from O'Hare Intl to Luton
Discover last-minute flight deals from O'Hare Intl to Luton. Data last updated 30 September 2026 and is based on user searches.

One-way flights from O'Hare Intl to Luton
Search for one-way flight options from O'Hare Intl to Luton. Find affordable one-way fares based on user searches. Data last updated 30 September 2026.