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Luxembourg

$489+ Cheap flights from Ontario (ONT) to Luxembourg

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/15. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — LUX
Mar 10 — Mar 171
Tue 3/10
Tue 3/17
1 adult, Economy
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Cheap flight deals from Ontario to Luxembourg

Cheapest flights from Ontario to Luxembourg
Explore the most affordable flight options available from Ontario to Luxembourg. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 8, 2026.

This United Airlines deal was found by Cheapflights users on 2/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/1511:05 am
ONT
-
LUX
2 stops23h 25m
United Airlines
Tue 4/288:30 am
LUX
-
ONT
2 stops21h 06m
United Airlines
Deal found 2/6$489
This United Airlines deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/2011:05 am
ONT
-
LUX
2 stops23h 25m
United Airlines
Wed 4/299:40 am
LUX
-
ONT
2 stops19h 56m
United Airlines
Deal found 2/8$491
This United Airlines deal was found by Cheapflights users on 2/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/65:10 am
ONT
-
LUX
2 stops26h 00m
United Airlines
Mon 4/138:25 am
LUX
-
ONT
2 stops47h 01m
United Airlines
Deal found 2/5$510
This United Airlines deal was found by Cheapflights users on 2/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/226:15 am
ONT
-
LUX
2 stops26h 05m
United Airlines
Tue 4/148:30 am
LUX
-
ONT
2 stops21h 06m
United Airlines
Deal found 2/7$528
This United Airlines deal was found by Cheapflights users on 2/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/246:15 am
ONT
-
LUX
2 stops26h 05m
United Airlines
Tue 3/318:30 am
LUX
-
ONT
2 stops36h 44m
United Airlines
Deal found 2/7$533
This United Airlines deal was found by Cheapflights users on 2/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/2011:05 am
ONT
-
LUX
2 stops23h 25m
United Airlines
Sun 4/268:25 am
LUX
-
ONT
2 stops21h 11m
United Airlines
Deal found 2/7$539
This United Airlines deal was found by Cheapflights users on 2/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/226:15 am
ONT
-
LUX
2 stops26h 05m
United Airlines
Sun 4/129:40 am
LUX
-
ONT
2 stops19h 56m
United Airlines
Deal found 2/7$580
This United Airlines deal was found by Cheapflights users on 2/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/1311:05 am
ONT
-
LUX
2 stops20h 05m
United Airlines
Mon 5/48:25 am
LUX
-
ONT
2 stops18h 27m
United Airlines
Deal found 2/6$621
This United Airlines deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2111:05 am
ONT
-
LUX
2 stops20h 05m
United Airlines
Tue 4/289:40 am
LUX
-
ONT
2 stops19h 56m
United Airlines
Deal found 2/8$681
This United Airlines deal was found by Cheapflights users on 2/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/1411:05 am
ONT
-
LUX
2 stops20h 05m
United Airlines
Tue 4/289:40 am
LUX
-
ONT
2 stops17h 22m
United Airlines
Deal found 2/6$762
This United Airlines deal was found by Cheapflights users on 2/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/231:50 pm
ONT
-
LUX
2 stops18h 30m
United Airlines
Mon 3/308:25 am
LUX
-
ONT
2 stops18h 22m
United Airlines
Deal found 2/5$773
This United Airlines deal was found by Cheapflights users on 2/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/251:50 pm
ONT
-
LUX
2 stops18h 30m
United Airlines
Wed 4/159:40 am
LUX
-
ONT
2 stops21h 10m
United Airlines
Deal found 2/7$781

Find flight deals from Ontario to Luxembourg

Keep the following information in mind while searching for Ontario to Luxembourg flight deals. Data was last updated February 8, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$489
(United Airlines)

Popular in

December

Cheapest in

January

Average price

$737
Provider with most accurate pricing for Los Angeles-Luxembourg flight deals.
Search Deals
Provider most trusted by Cheapflights users for Los Angeles-Luxembourg flights.
Search Deals
From Ontario to Luxembourg
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($97 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($57 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated February 8, 2026.
Use the filters below to find and compare flights from Ontario to Luxembourg that are best for you.

Fly from

Ontario

Fly to

Luxembourg

Route

Depart

Return

Price

OntarioLuxembourg

ONT - LUX

ONTLUX

Ontario

Wed 4/15

11:05 am-7:30 pm

2 stops23h 25m

Luxembourg

Tue 5/5

8:30 am-8:36 pm

2 stops21h 06m

$489

OntarioLuxembourg

ONT - LUX

ONTLUX

Ontario

Tue 4/7

5:10 am-4:10 pm

2 stops26h 00m

Luxembourg

Tue 4/28

8:30 am-8:36 pm

2 stops21h 06m

$489

OntarioLuxembourg

ONT - LUX

ONTLUX

Ontario

Wed 4/15

11:05 am-7:30 pm

2 stops23h 25m

Luxembourg

Tue 4/28

8:30 am-8:36 pm

2 stops21h 06m

$489

OntarioLuxembourg

ONT - LUX

ONTLUX

Ontario

Tue 4/7

6:00 am-4:10 pm

2 stops25h 10m

Luxembourg

Wed 4/29

9:40 am-10:45 pm

2 stops22h 05m

$491

OntarioLuxembourg

ONT - LUX

ONTLUX

Ontario

Mon 4/20

11:05 am-7:30 pm

2 stops23h 25m

Luxembourg

Tue 4/28

9:40 am-8:36 pm

2 stops19h 56m

$491

OntarioLuxembourg

ONT - LUX

ONTLUX

Ontario

Mon 4/20

11:05 am-7:30 pm

2 stops23h 25m

Luxembourg

Wed 4/29

9:40 am-8:36 pm

2 stops19h 56m

$491

OntarioLuxembourg

ONT - LUX

ONTLUX

Ontario

Wed 4/15

1:27 pm-7:30 pm

2 stops21h 03m

Luxembourg

Wed 4/29

9:40 am-10:45 pm

2 stops22h 05m

$491

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

$491

OntarioLuxembourg

ONT - LUX

ONTLUX

Ontario

Wed 4/8

11:05 am-7:30 pm

2 stops23h 25m

Luxembourg

Wed 4/29

9:40 am-10:45 pm

2 stops22h 05m

$491

OntarioLuxembourg

ONT - LUX

ONTLUX

Ontario

Wed 4/22

1:27 pm-7:30 pm

2 stops21h 03m

Luxembourg

Wed 4/29

9:40 am-8:36 pm

2 stops19h 56m

$491

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/8

Showing 1-10 of 14 results
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Best time to book a flight from Ontario to Luxembourg

Have a flexible travel schedule? Discover the best time to fly to Luxembourg from Ontario with our price prediction graph.
Estimated round-trip 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.

Cheapflights Insights

Everything you need to know about your flight from Ontario to Luxembourg

What is the cheapest month to book a flight from Ontario to Luxembourg?

Currently, January is the cheapest month in which you can book a flight from Ontario to Luxembourg (average of $439). Flying from Ontario to Luxembourg in June is currently the most expensive (average of $913). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Luxembourg. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Ontario to Luxembourg?

    For a flight from Ontario to Luxembourg, you will be flying from Ontario. Ontario (ONT) is just 3.1 mi from the center of the city.

  • How long is the flight from Ontario to Luxembourg?

    United Airlines can get you from Ontario to Luxembourg in just under 23h 25m. Your travel time can differ by up to . Ontario and Luxembourg are separated by a distance of 5706 mi.

  • Can I find deals for flights from Ontario to Luxembourg that include hotel bookings?

    Yes. In addition to deals on Ontario to Luxembourg flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Luxembourg?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Luxembourg.

  • Can I find deals for business class flights from Ontario to Luxembourg?

    Yes. Cheapflights offers flight deals from Ontario to Luxembourg by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Ontario to Luxembourg?

    Currently, January is the cheapest month in which you can book a flight from Ontario to Luxembourg (average of $439). Flying from Ontario to Luxembourg in June is currently the most expensive (average of $913). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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