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$428+ Cheap flights from Luxembourg (LUX) to Ontario (ONT)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/12. Fares are subject to change and may not be available on all flights or dates of travel.
LUX — ONT
Nov 28 — Dec 51
Fri 11/28
Fri 12/5
1 adult, Economy
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Cheap flight deals from Luxembourg to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Luxembourg (LUX) to Ontario (ONT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 29, 2025.

Most accurate provider

Expedia
2 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$705
(American Airlines)

Popular in

December

Cheapest in

March

Average price

$706
Provider with most accurate pricing for Luxembourg-Ontario flight deals.
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Provider most trusted by Cheapflights users for Luxembourg-Ontario flights.
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From Luxembourg to Ontario
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Highest demand for flights based on searches. 2% potential increase in price ($18 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Luxembourg to Ontario

Cheapest flights from Luxembourg to Ontario
Explore the most affordable flight options available from Luxembourg to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2025.

This American Airlines deal was found by Cheapflights users on 10/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/149:55 pmLUX - ONT
2 stops33h 34mAmerican Airlines
Tue 11/1810:47 amONT - LUX
2 stops25h 23mAmerican Airlines
Deal found 10/27$705
This KLM deal was found by Cheapflights users on 10/28. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/227:30 amLUX - ONT
2 stops17h 39mAir France
Sat 12/612:12 pmONT - LUX
2 stops16h 38mAir France
Deal found 10/28$819
This KLM deal was found by Cheapflights users on 10/28. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/257:30 amLUX - ONT
2 stops17h 39mAir France
Sat 12/612:12 pmONT - LUX
2 stops16h 38mAir France
Deal found 10/28$878
This KLM deal was found by Cheapflights users on 10/28. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/257:30 amLUX - ONT
2 stops17h 39mMultiple Airlines
Sun 12/712:12 pmONT - LUX
2 stops17h 03mMultiple Airlines
Deal found 10/28$884
This KLM deal was found by Cheapflights users on 10/29. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/47:30 amLUX - ONT
2 stops17h 23mMultiple Airlines
Wed 12/312:12 pmONT - LUX
2 stops17h 03mMultiple Airlines
Deal found 10/29$945
This KLM deal was found by Cheapflights users on 10/28. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/267:30 amLUX - ONT
2 stops17h 39mAir France
Sat 12/612:12 pmONT - LUX
2 stops16h 38mAir France
Deal found 10/28$946
This KLM deal was found by Cheapflights users on 10/28. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/267:30 amLUX - ONT
2 stops17h 39mMultiple Airlines
Sun 12/712:12 pmONT - LUX
2 stops17h 03mMultiple Airlines
Deal found 10/28$952
This Booking.com deal was found by Cheapflights users on 10/27. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1010:50 amLUX - ONT
2 stops20h 09mBritish Airways
Sun 11/232:59 pmONT - LUX
2 stops16h 21mBritish Airways
Deal found 10/27$1,004
This British Airways deal was found by Cheapflights users on 10/27. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1311:00 amLUX - ONT
2 stops19h 59mBritish Airways
Wed 11/262:52 pmONT - LUX
2 stops16h 58mBritish Airways
Deal found 10/27$1,058
This American Airlines deal was found by Cheapflights users on 10/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/109:55 pmLUX - ONT
2 stops29h 26mMultiple Airlines
Sun 11/232:59 pmONT - LUX
2 stops16h 21mMultiple Airlines
Deal found 10/27$1,111

Cheapflights Fare Finder

 
Customize your flight search to find flights from Luxembourg to Ontario 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 October 29, 2025.
Use the filters below to find and compare flights from Luxembourg to Ontario that are best for you.

Fly from

Luxembourg

Fly to

Ontario

Route

Depart

Return

Price

LuxembourgOntario

LUX - ONT

LUXONT

Luxembourg

Fri 11/14

9:55 pm-6:21 pm

2 stops29h 26m

Ontario

Tue 11/18

6:10 am-10:15 am

2 stops19h 05m

$705

LuxembourgOntario

LUX - ONT

LUXONT

Luxembourg

Mon 4/27

8:15 am-6:00 pm

2 stops18h 45m

Ontario

Wed 5/13

6:30 pm-7:35 pm

2 stops16h 05m

$737

LuxembourgOntario

LUX - ONT

LUXONT

Luxembourg

Sat 2/14

11:20 am-10:51 pm

2 stops20h 31m

Ontario

Sun 2/22

2:47 pm-4:20 pm

2 stops16h 33m

$747

LuxembourgOntario

LUX - ONT

LUXONT

Luxembourg

Sat 11/22

7:30 am-4:09 pm

2 stops17h 39m

Ontario

Sat 12/6

12:12 pm-1:50 pm

2 stops16h 38m

$819

LuxembourgOntario

LUX - ONT

LUXONT

Luxembourg

Tue 11/25

7:30 am-4:09 pm

2 stops17h 39m

Ontario

Sat 12/6

12:12 pm-1:50 pm

2 stops16h 38m

$878

LuxembourgOntario

LUX - ONT

LUXONT

Luxembourg

Tue 11/25

7:30 am-4:09 pm

2 stops17h 39m

Ontario

Sun 12/7

12:12 pm-2:15 pm

2 stops17h 03m

$884

LuxembourgOntario

LUX - ONT

LUXONT

Luxembourg

Wed 11/26

7:30 am-4:09 pm

2 stops17h 39m

Ontario

Sat 12/6

12:12 pm-1:50 pm

2 stops16h 38m

$946

LuxembourgOntario

LUX - ONT

LUXONT

Luxembourg

Wed 11/26

7:30 am-4:09 pm

2 stops17h 39m

Ontario

Sun 12/7

12:12 pm-2:15 pm

2 stops17h 03m

$952

LuxembourgOntario

LUX - ONT

LUXONT

Luxembourg

Mon 4/6

8:15 am-6:00 pm

2 stops18h 45m

Ontario

Thu 4/16

4:15 pm-7:35 pm

2 stops18h 20m

$982

LuxembourgOntario

LUX - ONT

LUXONT

Luxembourg

Thu 11/13

11:00 am-9:59 pm

2 stops19h 59m

Ontario

Wed 11/26

2:52 pm-4:50 pm

2 stops16h 58m

$1,058

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

Showing 1-10 of 17 results
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  • Most accurate provider: When it comes to deals on Luxembourg-Ontario flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on Luxembourg-Ontario flight deals on Cheapflights vs. Expedia 90-95% of the time. Price accuracy is based on data collected from Luxembourg-Ontario flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Luxembourg-Ontario flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Luxembourg-Ontario flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Luxembourg to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Luxembourg 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 Luxembourg to Ontario

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

Currently, April is the cheapest month in which you can book a flight from Luxembourg to Ontario (average of $476). Flying from Luxembourg to Ontario in July is currently the most expensive (average of $647). 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 Luxembourg to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Luxembourg to Ontario?

    A quick flight from Luxembourg to Ontario can take about 18h 45m. American Airlines provides one of the quickest options available for as low as $737. There are 5706 mi between Luxembourg and Ontario. Both multi-stop and nonstop flights can be found to your destination and back.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Luxembourg to Ontario 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 Luxembourg to Ontario?

    Currently, April is the cheapest month in which you can book a flight from Luxembourg to Ontario (average of $476). Flying from Luxembourg to Ontario in July is currently the most expensive (average of $647). 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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