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$786+ 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 12/24. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — LUX
Nov 30 — Dec 71
Sun 11/30
Sun 12/7
1 adult, Economy
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Find 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 October 31, 2025.

This United 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/245:05 amONT - LUX
2 stops26h 15mMultiple Airlines
Mon 1/122:20 pmLUX - ONT
2 stops17h 33mMultiple Airlines
Deal found 10/29$786
This Expedia 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/153:08 pmONT - LUX
2 stops17h 22mBritish Airways
Wed 11/1911:00 amLUX - ONT
2 stops20h 29mBritish Airways
Deal found 10/28$1,409
This United Airlines deal was found by Cheapflights users on 10/30. 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 11/35:05 amONT - LUX
2 stops26h 15mUnited Airlines
Wed 11/59:30 amLUX - ONT
2 stops20h 14mUnited Airlines
Deal found 10/30$2,500
This Booking.com deal was found by Cheapflights users on 10/30. 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.
Thu 11/276:10 amONT - LUX
2 stops19h 05mBritish Airways
Mon 12/110:50 amLUX - ONT
2 stops20h 09mBritish Airways
Deal found 10/30$2,542
This British Airways 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/294:47 pmONT - LUX
2 stops19h 18mBritish Airways
Fri 1/911:00 amLUX - ONT
2 stops18h 15mBritish Airways
Deal found 10/29$3,126

Cheap flight deals from Ontario to Luxembourg

Keep the following information in mind while searching for Ontario to Luxembourg flight deals. Data was last updated October 31, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$786
(United)

Popular in

June

Cheapest in

March

Average price

$761
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. 14% potential increase in price ($148 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($32 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
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 October 31, 2025.
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 12/24

5:05 am-4:20 pm

2 stops26h 15m

Luxembourg

Mon 1/12

2:20 pm-10:53 pm

2 stops17h 33m

$786

OntarioLuxembourg

ONT - LUX

ONTLUX

Ontario

Fri 3/27

10:57 am-10:30 am

2 stops15h 33m

Luxembourg

Tue 3/31

11:30 am-11:43 pm

2 stops21h 13m

$837

OntarioLuxembourg

ONT - LUX

ONTLUX

Ontario

Sat 11/15

3:08 pm-5:30 pm

2 stops17h 22m

Luxembourg

Wed 11/19

11:00 am-10:29 pm

2 stops20h 29m

$1,409

OntarioLuxembourg

ONT - LUX

ONTLUX

Ontario

Thu 11/27

6:10 am-10:15 am

2 stops19h 05m

Luxembourg

Mon 12/1

10:50 am-9:59 pm

2 stops20h 09m

$2,542

OntarioLuxembourg

ONT - LUX

ONTLUX

Ontario

Mon 12/29

4:47 pm-9:05 pm

2 stops19h 18m

Luxembourg

Fri 1/9

11:00 am-8:15 pm

2 stops18h 15m

$3,126

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

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
No data available for this route at this time. Please check back soon.

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?

    American Airlines and British Airways can get you from Ontario to Luxembourg in just under 15h 33m. Your travel time can differ by up to 1h 49m. Ontario and Luxembourg are separated by a distance of 5706 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • 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.

See more FAQs

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