Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Ontario to Luxembourg from $510

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Luxembourg departing on 4/6. 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
0 bags

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

Find the cheapest flights from Ontario to Luxembourg

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
5:10 am - 4:10 pm
ONT
-
LUX
26h 00m
2 stops
United Airlines Logo
8:25 am - 10:26 pm
LUX
-
ONT
47h 01m
2 stops
$510United Airlines
Mon, Apr 6 - Mon, Apr 13
United Airlines Logo
10:43 am - 7:30 pm
ONT
-
LUX
23h 47m
3 stops
United Airlines Logo
9:40 am - 5:52 pm
LUX
-
ONT
17h 12m
2 stops
$580United Airlines
Sat, May 2 - Tue, May 12
United Airlines Logo
10:43 am - 7:30 pm
ONT
-
LUX
23h 47m
2 stops
United Airlines Logo
9:40 am - 8:36 pm
LUX
-
ONT
19h 56m
2 stops
$673United Airlines
Sat, May 2 - Tue, May 12
United Airlines Logo
11:05 am - 4:10 pm
ONT
-
LUX
20h 05m
2 stops
United Airlines Logo
9:40 am - 6:02 pm
LUX
-
ONT
17h 22m
2 stops
$681United Airlines
Tue, Apr 21 - Tue, Apr 28
United Airlines Logo
1:50 pm - 4:20 pm
ONT
-
LUX
18h 30m
2 stops
United Airlines Logo
8:25 am - 5:47 pm
LUX
-
ONT
18h 22m
2 stops
$773United Airlines
Mon, Mar 23 - Mon, Mar 30
United Airlines Logo
1:50 pm - 4:20 pm
ONT
-
LUX
17h 30m
2 stops
United Airlines Logo
9:30 am - 10:57 pm
LUX
-
ONT
21h 27m
2 stops
$948United Airlines
Thu, Mar 5 - Thu, Mar 12
British Airways Logo
6:00 am - 10:35 am
ONT
-
LUX
19h 35m
2 stops
British Airways Logo
11:35 am - 9:51 pm
LUX
-
ONT
19h 16m
2 stops
$985British Airways
Mon, May 18 - Wed, May 27
United Airlines Logo
6:37 pm - 4:20 pm
ONT
-
LUX
37h 43m
2 stops
United Airlines Logo
9:30 am - 11:59 pm
LUX
-
ONT
22h 29m
2 stops
$1,131United Airlines
Sat, Mar 21 - Sat, Mar 28
British Airways Logo
7:00 am - 10:35 am
ONT
-
LUX
18h 35m
2 stops
British Airways Logo
11:35 am - 10:36 pm
LUX
-
ONT
20h 01m
2 stops
$1,354British Airways
Mon, Mar 30 - Wed, Apr 15
British Airways Logo
6:00 am - 10:35 am
ONT
-
LUX
19h 35m
2 stops
British Airways Logo
11:35 am - 10:36 pm
LUX
-
ONT
20h 01m
2 stops
$1,358British Airways
Mon, Mar 30 - Wed, Apr 15

British Airways flights from Ontario to Luxembourg

Our best British Airways deals on Ontario to Luxembourg flight tickets
British Airways
May 18
ONT6:00 amOntario
19h 35m
2 stops
LUX10:35 amLuxembourg
May 27
LUX11:35 amLuxembourg
19h 16m
2 stops
ONT9:51 pmOntario
$985
British Airways
Mar 30
ONT7:00 amOntario
18h 35m
2 stops
LUX10:35 amLuxembourg
Apr 15
LUX11:35 amLuxembourg
20h 01m
2 stops
ONT10:36 pmOntario
$1,354
British Airways
Mar 30
ONT6:00 amOntario
19h 35m
2 stops
LUX10:35 amLuxembourg
Apr 15
LUX11:35 amLuxembourg
20h 01m
2 stops
ONT10:36 pmOntario
$1,358

United Airlines flights from Ontario to Luxembourg

Our best United Airlines deals on Ontario to Luxembourg flight tickets
United Airlines
Apr 6
ONT5:10 amOntario
26h 00m
2 stops
LUX4:10 pmLuxembourg
Apr 13
LUX8:25 amLuxembourg
47h 01m
2 stops
ONT10:26 pmOntario
$510
United Airlines
May 2
ONT10:43 amOntario
23h 47m
3 stops
LUX7:30 pmLuxembourg
May 12
LUX9:40 amLuxembourg
17h 12m
2 stops
ONT5:52 pmOntario
$580
United Airlines
May 2
ONT10:43 amOntario
23h 47m
2 stops
LUX7:30 pmLuxembourg
May 12
LUX9:40 amLuxembourg
19h 56m
2 stops
ONT8:36 pmOntario
$673

momondo Fare Finder

 
Customize your flight search to find flights from Ontario to Luxembourg 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 February 6, 2026.
Use the filters below to find and compare flights from Ontario to Luxembourg that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OntarioLuxembourg

ONT - LUX

ONTLUX

Ontario

Mon 4/6

5:10 am-4:10 pm

2 stops26h 00m

Luxembourg

Mon 4/13

8:25 am-10:26 pm

2 stops47h 01m

$510

OntarioLuxembourg

ONT - LUX

ONTLUX

Ontario

Sat 5/2

10:43 am-7:30 pm

3 stops23h 47m

Luxembourg

Tue 5/12

9:40 am-5:52 pm

2 stops17h 12m

$580

OntarioLuxembourg

ONT - LUX

ONTLUX

Ontario

Sat 5/2

10:43 am-7:30 pm

2 stops23h 47m

Luxembourg

Tue 5/12

9:40 am-8:36 pm

2 stops19h 56m

$673

OntarioLuxembourg

ONT - LUX

ONTLUX

Ontario

Tue 4/21

11:05 am-4:10 pm

2 stops20h 05m

Luxembourg

Tue 4/28

9:40 am-6:02 pm

2 stops17h 22m

$681

OntarioLuxembourg

ONT - LUX

ONTLUX

Ontario

Mon 3/23

1:50 pm-4:20 pm

2 stops18h 30m

Luxembourg

Mon 3/30

8:25 am-5:47 pm

2 stops18h 22m

$773

OntarioLuxembourg

ONT - LUX

ONTLUX

Ontario

Thu 3/5

1:50 pm-4:20 pm

2 stops17h 30m

Luxembourg

Thu 3/12

9:30 am-10:57 pm

2 stops21h 27m

$948

OntarioLuxembourg

ONT - LUX

ONTLUX

Ontario

Mon 5/18

6:00 am-10:35 am

2 stops19h 35m

Luxembourg

Wed 5/27

11:35 am-9:51 pm

2 stops19h 16m

$985

OntarioLuxembourg

ONT - LUX

ONTLUX

Ontario

Sat 3/21

6:37 pm-4:20 pm

2 stops37h 43m

Luxembourg

Sat 3/28

9:30 am-11:59 pm

2 stops22h 29m

$1,131

OntarioLuxembourg

ONT - LUX

ONTLUX

Ontario

Mon 3/30

7:00 am-10:35 am

2 stops18h 35m

Luxembourg

Wed 4/15

11:35 am-10:36 pm

2 stops20h 01m

$1,354

OntarioLuxembourg

ONT - LUX

ONTLUX

Ontario

Mon 3/30

6:00 am-10:35 am

2 stops19h 35m

Luxembourg

Wed 4/15

11:35 am-10:36 pm

2 stops20h 01m

$1,358

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 12 resultsSorted by cheapest first
1
2

See travel insights to Luxembourg from

How to get the cheapest flight ticket from Ontario to Luxembourg

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 airline that flies from Ontario to Luxembourg?

British Airways is the most popular carrier operating from Ontario to Luxembourg

What airlines fly to Luxembourg?

Lufthansa, KLM and SWISS are the top three most popular airlines that fly to Luxembourg from Ontario according to our data. Lufthansa is the first choice among our users, with 49% of people opting to fly with this airline when traveling to Luxembourg. Keep in mind that there are 6 different airlines that fly to Luxembourg on a routine basis, so you have a few additional options to choose from.

When to book flights from Ontario to Luxembourg

Are you open to changing your travel dates? Check out the ideal times to fly from Ontario to Luxembourg according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Ontario to Luxembourg (ONT to LUX) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Luxembourg

Fastest flight time

15h 50m

Direct flights

None
The fastest flight from Ontario to Luxembourg takes 15h 50m
There are no direct flights from Ontario to Luxembourg. There are no popular flight routes from Ontario to Luxembourg.
Search flight deals

  • How far is Ontario to Luxembourg by plane?

    The straight-line distance from Ontario to Luxembourg is 5705.7 mi. A reasonable flight in good conditions will take 15h 50m.

  • When did momondo last update prices for flights from Ontario Airport to Luxembourg Airport?

    Prices for flights from Ontario Airport to Luxembourg Airport are updated daily.

  • How old do you have to be to fly from Ontario Airport to Luxembourg 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 Ontario Airport to Luxembourg Airport.

  • What documentation or ID do you need to fly to Luxembourg Airport?

    The necessary travel and health documents for your Luxembourg Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Luxembourg?

Book flights to Luxembourg if you plan to visit one of these locations
Esch-sur-Alzette
Clervaux

Why use momondo?

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

Finding the right flight to Luxembourg from Ontario is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Luxembourg quick and easy, saving you time and money.

Can I find flights from Ontario to Luxembourg with flexible booking policies on momondo?

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

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Ontario to Luxembourg.

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

Yes. momondo can track prices for Ontario to Luxembourg 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.

An easier way to manage your Luxembourg 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
Sun 3/8
Sun 3/15
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Luxembourg

Fly your favorite airline to Luxembourg

Airlines are sorted and displayed according to clicks in the past 7 days on momondo
Lufthansa
KLM
SWISS
American Airlines
Delta
British Airways