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Cheap flights from London Luton Airport to Chicago from $527

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 12/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from London Luton Airport to Chicago

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
6:20 am - 4:57 pm
LTN
-
ORD
16h 37m
2 stops
Multiple Airlines Logo
7:25 pm - 10:05 pm
ORD
-
LTN
20h 40m
2 stops
$677Multiple Airlines
Fri, Sep 4 - Mon, Sep 7
Multiple Airlines Logo
3:15 pm - 6:15 pm
LTN
-
ORD
33h 00m
2 stops
Multiple Airlines Logo
7:25 pm - 10:50 pm
ORD
-
LTN
21h 25m
2 stops
$682Multiple Airlines
Tue, Sep 15 - Tue, Sep 29
Multiple Airlines Logo
9:45 pm - 5:20 pm
LTN
-
ORD
25h 35m
2 stops
Multiple Airlines Logo
6:30 pm - 9:05 pm
ORD
-
LTN
20h 35m
2 stops
$683Multiple Airlines
Wed, Nov 18 - Mon, Nov 23
Multiple Airlines Logo
6:20 am - 8:05 pm
LTN
-
ORD
19h 45m
3 stops
Multiple Airlines Logo
7:25 pm - 10:05 pm
ORD
-
LTN
20h 40m
2 stops
$684Multiple Airlines
Fri, Sep 4 - Mon, Sep 7
Multiple Airlines Logo
3:15 pm - 6:15 pm
LTN
-
ORD
33h 00m
2 stops
Multiple Airlines Logo
7:25 pm - 8:30 pm
ORD
-
LTN
19h 05m
2 stops
$692Multiple Airlines
Tue, Sep 15 - Thu, Sep 24
Multiple Airlines Logo
3:15 pm - 6:15 pm
LTN
-
ORD
33h 00m
2 stops
Multiple Airlines Logo
7:25 pm - 6:30 pm
ORD
-
LTN
17h 05m
2 stops
$694Multiple Airlines
Tue, Sep 15 - Tue, Sep 22
Multiple Airlines Logo
6:15 am - 1:22 pm
LTN
-
ORD
37h 07m
3 stops
Multiple Airlines Logo
5:35 pm - 3:45 pm
ORD
-
LTN
16h 10m
2 stops
$695Multiple Airlines
Wed, Sep 2 - Wed, Sep 16
Multiple Airlines Logo
3:15 pm - 6:15 pm
LTN
-
ORD
33h 00m
2 stops
Multiple Airlines Logo
7:25 pm - 10:50 pm
ORD
-
LTN
21h 25m
2 stops
$696Multiple Airlines
Tue, Sep 1 - Tue, Sep 15
Multiple Airlines Logo
3:15 pm - 6:15 pm
LTN
-
ORD
33h 00m
2 stops
Multiple Airlines Logo
7:25 pm - 10:50 pm
ORD
-
LTN
21h 25m
2 stops
$699Multiple Airlines
Tue, Sep 1 - Tue, Sep 15
Multiple Airlines Logo
1:10 pm - 7:15 pm
LTN
-
ORD
12h 05m
1 stop
Multiple Airlines Logo
9:00 pm - 1:25 pm
ORD
-
LTN
10h 25m
1 stop
$700Multiple Airlines
Tue, Sep 15 - Tue, Sep 22

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Customize 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 832,500 searches. Data last updated July 20, 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

Cheapest round-trip

LondonChicago

LTN - ORD

LTNORD

London Luton

Fri 9/4

6:20 am-4:57 pm

2 stops16h 37m

Chicago O'Hare Intl

Mon 9/7

7:25 pm-10:05 pm

2 stops20h 40m

$677

LondonChicago

LTN - ORD

LTNORD

London Luton

Tue 9/15

3:15 pm-6:15 pm

2 stops33h 00m

Chicago O'Hare Intl

Tue 9/29

7:25 pm-10:50 pm

2 stops21h 25m

$682

LondonChicago

LTN - ORD

LTNORD

London Luton

Wed 11/18

9:45 pm-5:20 pm

2 stops25h 35m

Chicago O'Hare Intl

Mon 11/23

6:30 pm-9:05 pm

2 stops20h 35m

$683

LondonChicago

LTN - ORD

LTNORD

London Luton

Fri 9/4

6:20 am-8:05 pm

3 stops19h 45m

Chicago O'Hare Intl

Mon 9/7

7:25 pm-10:05 pm

2 stops20h 40m

$684

LondonChicago

LTN - ORD

LTNORD

London Luton

Tue 9/15

3:15 pm-6:15 pm

2 stops33h 00m

Chicago O'Hare Intl

Thu 9/24

7:25 pm-8:30 pm

2 stops19h 05m

$692

LondonChicago

LTN - ORD

LTNORD

London Luton

Tue 9/15

3:15 pm-6:15 pm

2 stops33h 00m

Chicago O'Hare Intl

Tue 9/22

7:25 pm-6:30 pm

2 stops17h 05m

$694

LondonChicago

LTN - ORD

LTNORD

London Luton

Wed 9/2

6:15 am-1:22 pm

3 stops37h 07m

Chicago O'Hare Intl

Wed 9/16

5:35 pm-3:45 pm

2 stops16h 10m

$695

LondonChicago

LTN - ORD

LTNORD

London Luton

Tue 9/1

3:15 pm-6:15 pm

2 stops33h 00m

Chicago O'Hare Intl

Tue 9/15

7:25 pm-10:50 pm

2 stops21h 25m

$696

LondonChicago

LTN - ORD

LTNORD

London Luton

Tue 9/1

3:15 pm-6:15 pm

2 stops33h 00m

Chicago O'Hare Intl

Tue 9/15

7:25 pm-10:50 pm

2 stops21h 25m

$699
Quickest round-trip

LondonChicago

LTN - ORD

LTNORD

London Luton

Tue 9/15

1:10 pm-7:15 pm

1 stop12h 05m

Chicago O'Hare Intl

Tue 9/22

9:00 pm-1:25 pm

1 stop10h 25m

$700

Flights are sorted by cheapest round-trip 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 on your flight to Chicago O'Hare Intl Airport is on a Thursday when prices can be found for as low as $898. This is often the case because there is less demand to fly during this day of the week. On the other hand, Saturday is the most expensive day to depart from London Luton Airport because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,036.

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

Flying to Chicago O'Hare Intl Airport from London Luton Airport at noon is the least expensive time of day to depart. momondo users have found prices as low as $907 when looking at flights departing at noon. Try not to purchase tickets in the morning because they tend to be around $945. Of course, these prices can vary depending on the time of year and what airport you fly to.

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 round-trip 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

13h 05m

Direct flights

None
The fastest flight from London Luton Airport to Chicago O'Hare Intl Airport takes 13h 05m
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.
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Frequently asked questions about flying from London Luton Airport to Chicago O'Hare Intl Airport

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

    A flight from London Luton to Chicago O'Hare Intl will travel around 3929.6 mi. Typically, this will take 13h 05m by plane in normal conditions.

  • 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 refresh daily.

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, 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 travel and health documents you'll need for your trip to Chicago O'Hare Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Chicago O'Hare Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Lake Geneva
Schaumburg
South Haven
Merrillville
Rockford
Gurnee
Rosemont
Orland Park
Oak Brook
Naperville
Joliet
New Buffalo
Kenosha
Hammond
Aurora
Racine
Janesville
Elgin
Evanston
South Holland

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Chicago from London.

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

Yes. momondo allows you to filter the results for London to Chicago flights to just show those with flexible booking policies.

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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