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Cheap flights from London Luton Airport to Chicago from £345

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Luton Airport to Chicago departing on 3/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags
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Find the cheapest flights from London Luton Airport to Chicago

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
06:25 - 17:50
LTN
-
ORD
17h 25m
2 stops
Multiple Airlines Logo
21:00 - 13:25
ORD
-
LTN
10h 25m
1 stop
£479Multiple Airlines
Mon, 20 Apr - Sun, 10 May
Multiple Airlines Logo
07:15 - 17:50
LTN
-
ORD
16h 35m
2 stops
Multiple Airlines Logo
15:45 - 09:15
ORD
-
LTN
11h 30m
1 stop
£480Multiple Airlines
Wed, 22 Apr - Tue, 12 May
Multiple Airlines Logo
06:25 - 17:50
LTN
-
ORD
17h 25m
2 stops
Multiple Airlines Logo
21:00 - 13:25
ORD
-
LTN
10h 25m
1 stop
£482Multiple Airlines
Mon, 20 Apr - Tue, 12 May
Multiple Airlines Logo
07:15 - 17:50
LTN
-
ORD
16h 35m
2 stops
Multiple Airlines Logo
15:45 - 09:15
ORD
-
LTN
11h 30m
1 stop
£484Multiple Airlines
Wed, 22 Apr - Mon, 11 May
Multiple Airlines Logo
09:40 - 18:15
LTN
-
ORD
14h 35m
2 stops
Multiple Airlines Logo
21:00 - 13:25
ORD
-
LTN
10h 25m
1 stop
£494Multiple Airlines
Tue, 21 Apr - Sun, 10 May
Multiple Airlines Logo
09:40 - 18:15
LTN
-
ORD
14h 35m
2 stops
Multiple Airlines Logo
15:45 - 09:00
ORD
-
LTN
11h 15m
1 stop
£498Multiple Airlines
Tue, 21 Apr - Wed, 13 May
Multiple Airlines Logo
09:40 - 18:15
LTN
-
ORD
14h 35m
2 stops
Multiple Airlines Logo
15:45 - 09:15
ORD
-
LTN
11h 30m
1 stop
£499Multiple Airlines
Tue, 21 Apr - Mon, 11 May
Multiple Airlines Logo
08:30 - 21:00
LTN
-
ORD
17h 30m
1 stop
Multiple Airlines Logo
22:55 - 18:00
ORD
-
LTN
14h 05m
1 stop
£501Multiple Airlines
Tue, 10 Mar - Tue, 17 Mar
Multiple Airlines Logo
08:15 - 19:15
LTN
-
ORD
17h 00m
1 stop
Multiple Airlines Logo
21:00 - 13:25
ORD
-
LTN
10h 25m
1 stop
£505Multiple Airlines
Mon, 6 Apr - Sun, 12 Apr
Multiple Airlines Logo
09:25 - 18:15
LTN
-
ORD
14h 50m
2 stops
Multiple Airlines Logo
15:45 - 11:25
ORD
-
LTN
13h 40m
1 stop
£513Multiple Airlines
Thu, 23 Apr - Sun, 26 Apr

momondo Fare Finder

 
Customise your flight search to find flights from London Luton Airport to Chicago O'Hare Intl Airport 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, momondo users made 279,928 searches. Data last updated 28 January 2026.
Use the filters below to find and compare flights from London Luton Airport to Chicago O'Hare Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonChicago

LTN - ORD

LTNORD

London Luton

Mon 20/4

06:25-17:50

2 stops17h 25m

Chicago O'Hare Intl

Sun 10/5

21:00-13:25

1 stop10h 25m

£479

LondonChicago

LTN - ORD

LTNORD

London Luton

Wed 22/4

07:15-17:50

2 stops16h 35m

Chicago O'Hare Intl

Tue 12/5

15:45-09:15

1 stop11h 30m

£480

LondonChicago

LTN - ORD

LTNORD

London Luton

Mon 20/4

06:25-17:50

2 stops17h 25m

Chicago O'Hare Intl

Tue 12/5

21:00-13:25

1 stop10h 25m

£482

LondonChicago

LTN - ORD

LTNORD

London Luton

Wed 22/4

07:15-17:50

2 stops16h 35m

Chicago O'Hare Intl

Mon 11/5

15:45-09:15

1 stop11h 30m

£484

LondonChicago

LTN - ORD

LTNORD

London Luton

Tue 21/4

09:40-18:15

2 stops14h 35m

Chicago O'Hare Intl

Sun 10/5

21:00-13:25

1 stop10h 25m

£494

LondonChicago

LTN - ORD

LTNORD

London Luton

Tue 21/4

09:40-18:15

2 stops14h 35m

Chicago O'Hare Intl

Wed 13/5

15:45-09:00

1 stop11h 15m

£498

LondonChicago

LTN - ORD

LTNORD

London Luton

Tue 21/4

09:40-18:15

2 stops14h 35m

Chicago O'Hare Intl

Mon 11/5

15:45-09:15

1 stop11h 30m

£499

LondonChicago

LTN - ORD

LTNORD

London Luton

Tue 10/3

08:30-21:00

1 stop17h 30m

Chicago O'Hare Intl

Tue 17/3

22:55-18:00

1 stop14h 05m

£501

LondonChicago

LTN - ORD

LTNORD

London Luton

Mon 6/4

08:15-19:15

1 stop17h 00m

Chicago O'Hare Intl

Sun 12/4

21:00-13:25

1 stop10h 25m

£505

LondonChicago

LTN - ORD

LTNORD

London Luton

Thu 23/4

09:25-18:15

2 stops14h 50m

Chicago O'Hare Intl

Sun 26/4

15:45-11:25

1 stop13h 40m

£513

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Chicago from

How to get the cheapest flight ticket from London Luton Airport to Chicago O'Hare Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Chicago O'Hare Intl Airport?

The cheapest day to depart from London Luton Airport to Chicago O'Hare Intl Airport is on a Wednesday. Travellers who choose to depart for Chicago O'Hare Intl Airport on a Wednesday will often find tickets for as low as £603. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Chicago O'Hare Intl Airport on Saturday is £646.

What is the cheapest time of day to depart on your flight to Chicago O'Hare Intl Airport?

The cheapest time of day to fly to Chicago O'Hare Intl Airport is at midday when flights can be purchased for as low as £620. In contrast, the most expensive time of day to depart to Chicago O'Hare Intl Airport is in the afternoon when prices are around £653.

When to book flights from London Luton Airport to Chicago O'Hare Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from London Luton Airport to Chicago O'Hare Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap London Luton Airport to Chicago O'Hare Intl Airport (LTN to ORD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London Luton Airport to Chicago O'Hare Intl Airport

Fastest flight time

12h 50m

Direct flights

None
The fastest flight from London Luton Airport to Chicago O'Hare Intl Airport takes 12h 50m
There are no direct flights from London Luton Airport to Chicago O'Hare Intl Airport. There are no popular flight routes from London Luton Airport to Chicago O'Hare Intl Airport.
Search flight deals

  • How far is London Luton to Chicago O'Hare Intl by plane?

    Chicago O'Hare Intl is 3929.6 mi away from London Luton. By plane, this route typically takes 12h 50m.

  • When did momondo last update prices for flights from London Luton Airport to Chicago O'Hare Intl Airport?

    Prices for flights from London Luton Airport to Chicago O'Hare Intl Airport are refreshed on a daily basis.

  • How old do you have to be to fly from London Luton Airport to Chicago O'Hare Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Luton Airport to Chicago O'Hare Intl Airport.

  • What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?

    The required travel and health documents for your Chicago O'Hare Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Chicago O'Hare Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Travelling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Racine
Evanston
Northbrook
Lincolnshire
Lake Geneva
Joliet
Oak Park
Oak Brook
Schaumburg
Elgin
Rosemont

Why use momondo?

Why should I use momondo to find a flight deal from London to Chicago?

It is quick and easy to find London to Chicago flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Chicago that suits you.

Can I find flights from London to Chicago with flexible booking policies on momondo?

momondo does allow users to show only those flights to Chicago from London which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from London to Chicago?

momondo provides multiple filters to help you find the best flight to Chicago from London. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from London to Chicago right now. Can momondo alert me if prices change?

Yes. momondo can track prices for London to Chicago flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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