Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Luxembourg to Chicago from $540

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Luxembourg to Chicago departing on 9/10. 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 Luxembourg to Chicago

Cheap round-trip flights

Enter your travel dates to find the best prices.
TAP AIR PORTUGAL Logo
12:20 pm - 4:00 pmLUX  Luxembourg-ORD Chicago O'Hare Intl
34h 40m1 stop Lisbon Humberto Delgado
TAP AIR PORTUGAL Logo
6:00 pm - 4:55 pmORD  Chicago O'Hare Intl-LUX Luxembourg
15h 55m1 stop Lisbon Humberto Delgado
$658TAP AIR PORTUGAL
Thu, Sep 17 - Thu, Oct 1
TAP AIR PORTUGAL Logo
12:20 pm - 4:00 pmLUX  Luxembourg-ORD Chicago O'Hare Intl
34h 40m1 stop Lisbon Humberto Delgado
TAP AIR PORTUGAL Logo
6:00 pm - 4:55 pmORD  Chicago O'Hare Intl-LUX Luxembourg
15h 55m1 stop Lisbon Humberto Delgado
$663TAP AIR PORTUGAL
Thu, Sep 17 - Thu, Oct 1
TAP AIR PORTUGAL Logo
12:20 pm - 4:00 pmLUX  Luxembourg-ORD Chicago O'Hare Intl
34h 40m1 stop Lisbon Humberto Delgado
TAP AIR PORTUGAL Logo
6:00 pm - 4:55 pmORD  Chicago O'Hare Intl-LUX Luxembourg
15h 55m1 stop Lisbon Humberto Delgado
$664TAP AIR PORTUGAL
Thu, Sep 17 - Thu, Oct 1
TAP AIR PORTUGAL Logo
12:20 pm - 4:00 pmLUX  Luxembourg-ORD Chicago O'Hare Intl
34h 40m1 stop Lisbon Humberto Delgado
TAP AIR PORTUGAL Logo
6:00 pm - 4:55 pmORD  Chicago O'Hare Intl-LUX Luxembourg
15h 55m1 stop Lisbon Humberto Delgado
$668TAP AIR PORTUGAL
Thu, Sep 17 - Thu, Oct 1
TAP AIR PORTUGAL Logo
12:20 pm - 4:00 pmLUX  Luxembourg-ORD Chicago O'Hare Intl
34h 40m1 stop Lisbon Humberto Delgado
TAP AIR PORTUGAL Logo
6:00 pm - 4:55 pmORD  Chicago O'Hare Intl-LUX Luxembourg
15h 55m1 stop Lisbon Humberto Delgado
$669TAP AIR PORTUGAL
Thu, Sep 17 - Thu, Oct 1
TAP AIR PORTUGAL Logo
12:20 pm - 4:00 pmLUX  Luxembourg-ORD Chicago O'Hare Intl
34h 40m1 stop Lisbon Humberto Delgado
TAP AIR PORTUGAL Logo
6:00 pm - 4:55 pmORD  Chicago O'Hare Intl-LUX Luxembourg
15h 55m1 stop Lisbon Humberto Delgado
$670TAP AIR PORTUGAL
Thu, Sep 17 - Thu, Oct 1
American Airlines Logo
11:45 am - 6:15 pmLUX  Luxembourg-ORD Chicago O'Hare Intl
13h 30m1 stop London Heathrow
American Airlines Logo
11:00 am - 10:15 amORD  Chicago O'Hare Intl-LUX Luxembourg
17h 15m2 stops Boston Logan Intl London Heathrow
$1,792American Airlines
Thu, Oct 22 - Wed, Oct 28
American Airlines Logo
9:35 pm - 1:50 pmLUX  Luxembourg-ORD Chicago O'Hare Intl
23h 15m1 stop London Heathrow
American Airlines Logo
4:25 pm - 9:10 pmORD  Chicago O'Hare Intl-LUX Luxembourg
22h 45m2 stops New York John F Kennedy Intl London Heathrow
$1,792American Airlines
Wed, Oct 21 - Tue, Oct 27
American Airlines Logo
9:05 pm - 1:50 pmLUX  Luxembourg-ORD Chicago O'Hare Intl
23h 45m1 stop London Heathrow
American Airlines Logo
11:00 am - 10:15 amORD  Chicago O'Hare Intl-LUX Luxembourg
17h 15m2 stops Boston Logan Intl London Heathrow
$1,792American Airlines
Mon, Oct 19 - Wed, Oct 28
American Airlines Logo
9:05 pm - 3:55 pmLUX  Luxembourg-ORD Chicago O'Hare Intl
25h 50m1 stop London Heathrow
American Airlines Logo
4:26 pm - 6:30 pmORD  Chicago O'Hare Intl-LUX Luxembourg
19h 04m2 stops New York John F Kennedy Intl London Heathrow
$1,792American Airlines
Thu, Oct 22 - Sat, Oct 24

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

TAP AIR PORTUGAL flights from Luxembourg to Chicago O'Hare Intl Airport

Our best TAP AIR PORTUGAL deals on Luxembourg to Chicago O'Hare Intl Airport flight tickets
TAP AIR PORTUGAL
Sep 17
LUX12:20 pmLuxembourg
34h 40m
1 stop
ORD4:00 pmChicago O'Hare Intl
Oct 1
ORD6:00 pmChicago O'Hare Intl
15h 55m
1 stop
LUX4:55 pmLuxembourg
$658
TAP AIR PORTUGAL
Sep 17
LUX12:20 pmLuxembourg
34h 40m
1 stop
ORD4:00 pmChicago O'Hare Intl
Oct 1
ORD6:00 pmChicago O'Hare Intl
15h 55m
1 stop
LUX4:55 pmLuxembourg
$663
TAP AIR PORTUGAL
Sep 17
LUX12:20 pmLuxembourg
34h 40m
1 stop
ORD4:00 pmChicago O'Hare Intl
Oct 1
ORD6:00 pmChicago O'Hare Intl
15h 55m
1 stop
LUX4:55 pmLuxembourg
$664

United Airlines flights from Luxembourg to Chicago O'Hare Intl Airport

Our best United Airlines deals on Luxembourg to Chicago O'Hare Intl Airport flight tickets
United Airlines
Sep 17
LUX8:20 amLuxembourg
18h 35m
1 stop
ORD7:55 pmChicago O'Hare Intl
Oct 1
ORD9:40 pmChicago O'Hare Intl
14h 50m
1 stop
LUX7:30 pmLuxembourg
$845
United Airlines
Aug 31
LUX8:25 amLuxembourg
32h 20m
2 stops
ORD9:45 amChicago O'Hare Intl
Sep 15
ORD2:30 pmChicago O'Hare Intl
18h 35m
2 stops
LUX4:05 pmLuxembourg
$851
United Airlines
Oct 17
LUX8:20 amLuxembourg
15h 33m
2 stops
ORD4:53 pmChicago O'Hare Intl
Oct 21
ORD1:55 pmChicago O'Hare Intl
19h 10m
2 stops
LUX4:05 pmLuxembourg
$852

momondo Fare Finder

 
Customize your flight search to find flights from Luxembourg 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 August 13, 2026.
Use the filters below to find and compare flights from Luxembourg to Chicago O'Hare Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LuxembourgChicago

LUX Luxembourg - ORD Chicago O'Hare Intl

LUXORD

Luxembourg

Thu 9/17

12:20 pm-4:00 pm

1 stop34h 40m

Chicago O'Hare Intl

Thu 10/1

6:00 pm-4:55 pm

1 stop15h 55m

$658

LuxembourgChicago

LUX Luxembourg - ORD Chicago O'Hare Intl

LUXORD

Luxembourg

Thu 9/17

12:20 pm-4:00 pm

1 stop34h 40m

Chicago O'Hare Intl

Thu 10/1

6:00 pm-4:55 pm

1 stop15h 55m

$663

LuxembourgChicago

LUX Luxembourg - ORD Chicago O'Hare Intl

LUXORD

Luxembourg

Thu 9/17

12:20 pm-4:00 pm

1 stop34h 40m

Chicago O'Hare Intl

Thu 10/1

6:00 pm-4:55 pm

1 stop15h 55m

$664

LuxembourgChicago

LUX Luxembourg - ORD Chicago O'Hare Intl

LUXORD

Luxembourg

Thu 9/17

12:20 pm-4:00 pm

1 stop34h 40m

Chicago O'Hare Intl

Thu 10/1

6:00 pm-4:55 pm

1 stop15h 55m

$668

LuxembourgChicago

LUX Luxembourg - ORD Chicago O'Hare Intl

LUXORD

Luxembourg

Thu 9/17

12:20 pm-4:00 pm

1 stop34h 40m

Chicago O'Hare Intl

Thu 10/1

6:00 pm-4:55 pm

1 stop15h 55m

$669

LuxembourgChicago

LUX Luxembourg - ORD Chicago O'Hare Intl

LUXORD

Luxembourg

Thu 9/17

12:20 pm-4:00 pm

1 stop34h 40m

Chicago O'Hare Intl

Thu 10/1

6:00 pm-4:55 pm

1 stop15h 55m

$670
Quickest round-trip

LuxembourgChicago

LUX Luxembourg - ORD Chicago O'Hare Intl

LUXORD

Luxembourg

Thu 10/22

11:45 am-6:15 pm

1 stop13h 30m

Chicago O'Hare Intl

Wed 10/28

11:00 am-10:15 am

2 stops17h 15m

$1,792

LuxembourgChicago

LUX Luxembourg - ORD Chicago O'Hare Intl

LUXORD

Luxembourg

Wed 10/21

9:35 pm-1:50 pm

1 stop23h 15m

Chicago O'Hare Intl

Tue 10/27

4:25 pm-9:10 pm

2 stops22h 45m

$1,792

LuxembourgChicago

LUX Luxembourg - ORD Chicago O'Hare Intl

LUXORD

Luxembourg

Mon 10/19

9:05 pm-1:50 pm

1 stop23h 45m

Chicago O'Hare Intl

Wed 10/28

11:00 am-10:15 am

2 stops17h 15m

$1,792

LuxembourgChicago

LUX Luxembourg - ORD Chicago O'Hare Intl

LUXORD

Luxembourg

Thu 10/22

9:05 pm-3:55 pm

1 stop25h 50m

Chicago O'Hare Intl

Sat 10/24

4:26 pm-6:30 pm

2 stops19h 04m

$1,792

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
1
2

See travel insights to Chicago from

How to get the cheapest flight ticket from Luxembourg 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 typical price of a round-trip flight between Luxembourg and Chicago O'Hare Intl Airport?

Prices are currently low for flights on this route.

Typical prices usually range from $1,005 to $1,064.
The lowest price recently found on this route was $658.

What is the cheapest month to fly to Chicago O'Hare Intl Airport?

The month of October is another great option to travel to Chicago O'Hare Intl Airport, with average flight prices from Luxembourg averaging around $744.

When to book flights from Luxembourg to Chicago O'Hare Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Luxembourg 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 Luxembourg to Chicago O'Hare Intl Airport (LUX to ORD) flight deals and tips

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

Fastest flight time

13h 30m

Direct flights

None
The fastest flight from Luxembourg to Chicago O'Hare Intl Airport takes 13h 30m
There are no direct flights from Luxembourg to Chicago O'Hare Intl Airport. There are no popular flight routes from Luxembourg to Chicago O'Hare Intl Airport.
Search flight deals

Frequently asked questions about flying from Luxembourg to Chicago O'Hare Intl Airport

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

    There are 4253.4 mi between Luxembourg and Chicago O'Hare Intl. 13h 30m is a normal flight duration for this route.

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

    Prices for flights from Luxembourg Airport to Chicago O'Hare Intl Airport were last updated today.

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Luxembourg 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
Merrillville
Rockford
South Haven
Gurnee
Rosemont
Oak Brook
Orland Park
Naperville
Joliet
New Buffalo
Kenosha
Hammond
Racine
Aurora
Janesville
Elgin
South Holland
Evanston

Why use momondo?

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

It is quick and easy to find Luxembourg 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 Luxembourg to Chicago with flexible booking policies on momondo?

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

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

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

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

Yes momondo offers price alerts on flights to Chicago from Luxembourg. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Chicago O'Hare Intl Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sat 9/12
Sat 9/19
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Chicago