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Cheap flights from Ontario to Luxembourg from $374

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Luxembourg departing on 8/20. 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

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Find the cheapest flights from Ontario to Luxembourg

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
6:49 pm - 7:30 pm
ONT
-
LUX
39h 41m
2 stops
United Airlines Logo
9:35 am - 9:50 pm
LUX
-
ONT
21h 15m
2 stops
$694United Airlines
Sat, Apr 11 - Sun, Apr 19
British Airways Logo
12:19 pm - 9:20 am
ONT
-
LUX
36h 01m
2 stops
British Airways Logo
9:15 pm - 4:22 pm
LUX
-
ONT
52h 07m
2 stops
$695British Airways
Fri, Apr 10 - Fri, Apr 17
United Airlines Logo
5:10 am - 4:15 pm
ONT
-
LUX
26h 05m
2 stops
United Airlines Logo
8:20 am - 10:26 pm
LUX
-
ONT
47h 06m
2 stops
$737United Airlines
Sun, Mar 29 - Sat, Apr 4
United Airlines Logo
6:05 am - 7:45 am
ONT
-
LUX
40h 40m
2 stops
United Airlines Logo
8:20 am - 5:47 pm
LUX
-
ONT
42h 27m
3 stops
$886United Airlines
Fri, Apr 10 - Fri, Apr 17
United Airlines Logo
1:43 pm - 7:30 pm
ONT
-
LUX
20h 47m
2 stops
United Airlines Logo
8:20 am - 8:36 pm
LUX
-
ONT
21h 16m
2 stops
$1,072United Airlines
Fri, Apr 10 - Sat, Apr 18
British Airways Logo
7:00 am - 10:35 am
ONT
-
LUX
18h 35m
2 stops
British Airways Logo
11:45 am - 9:59 pm
LUX
-
ONT
19h 14m
2 stops
$1,113British Airways
Mon, Apr 6 - Mon, Apr 20
United Airlines Logo
6:59 pm - 7:30 pm
ONT
-
LUX
39h 31m
2 stops
United Airlines Logo
8:20 am - 8:42 pm
LUX
-
ONT
21h 22m
2 stops
$1,116United Airlines
Sat, May 9 - Wed, Jul 22
United Airlines Logo
1:18 pm - 4:15 pm
ONT
-
LUX
17h 57m
2 stops
United Airlines Logo
9:40 am - 5:56 pm
LUX
-
ONT
17h 16m
2 stops
$1,295United Airlines
Sun, Jul 5 - Sat, Jul 18
United Airlines Logo
6:37 pm - 4:20 pm
ONT
-
LUX
37h 43m
2 stops
United Airlines Logo
8:25 am - 10:26 pm
LUX
-
ONT
47h 01m
2 stops
$1,366United Airlines
Sat, Mar 21 - Sun, Mar 29
British Airways Logo
7:20 am - 10:25 am
ONT
-
LUX
18h 05m
2 stops
British Airways Logo
11:30 am - 10:36 pm
LUX
-
ONT
20h 06m
2 stops
$1,647British Airways
Thu, Jul 2 - Tue, Jul 21

United Airlines flights from Ontario to Luxembourg

Our best United Airlines deals on Ontario to Luxembourg flight tickets
United Airlines
Apr 11
ONT6:49 pmOntario
39h 41m
2 stops
LUX7:30 pmLuxembourg
Apr 19
LUX9:35 amLuxembourg
21h 15m
2 stops
ONT9:50 pmOntario
$694
United Airlines
Mar 29
ONT5:10 amOntario
26h 05m
2 stops
LUX4:15 pmLuxembourg
Apr 4
LUX8:20 amLuxembourg
47h 06m
2 stops
ONT10:26 pmOntario
$737
United Airlines
Apr 10
ONT6:05 amOntario
40h 40m
2 stops
LUX7:45 amLuxembourg
Apr 17
LUX8:20 amLuxembourg
42h 27m
3 stops
ONT5:47 pmOntario
$886

British Airways flights from Ontario to Luxembourg

Our best British Airways deals on Ontario to Luxembourg flight tickets
British Airways
Apr 10
ONT12:19 pmOntario
36h 01m
2 stops
LUX9:20 amLuxembourg
Apr 17
LUX9:15 pmLuxembourg
52h 07m
2 stops
ONT4:22 pmOntario
$695
British Airways
Mar 5
ONT7:00 amOntario
42h 30m
2 stops
LUX10:30 amLuxembourg
Mar 9
LUX9:55 pmLuxembourg
32h 12m
2 stops
ONT10:07 pmOntario
$1,052
British Airways
Mar 5
ONT6:00 amOntario
43h 30m
2 stops
LUX10:30 amLuxembourg
Mar 9
LUX9:55 pmLuxembourg
32h 12m
2 stops
ONT10:07 pmOntario
$1,072

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 28, 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

Sat 4/11

6:49 pm-7:30 pm

2 stops39h 41m

Luxembourg

Sun 4/19

9:35 am-9:50 pm

2 stops21h 15m

$694

OntarioLuxembourg

ONT - LUX

ONTLUX

Ontario

Fri 4/10

12:19 pm-9:20 am

2 stops36h 01m

Luxembourg

Fri 4/17

9:15 pm-4:22 pm

2 stops52h 07m

$695

OntarioLuxembourg

ONT - LUX

ONTLUX

Ontario

Sun 3/29

5:10 am-4:15 pm

2 stops26h 05m

Luxembourg

Sat 4/4

8:20 am-10:26 pm

2 stops47h 06m

$737

OntarioLuxembourg

ONT - LUX

ONTLUX

Ontario

Fri 4/10

6:05 am-7:45 am

2 stops40h 40m

Luxembourg

Fri 4/17

8:20 am-5:47 pm

3 stops42h 27m

$886

OntarioLuxembourg

ONT - LUX

ONTLUX

Ontario

Fri 4/10

1:43 pm-7:30 pm

2 stops20h 47m

Luxembourg

Sat 4/18

8:20 am-8:36 pm

2 stops21h 16m

$1,072

OntarioLuxembourg

ONT - LUX

ONTLUX

Ontario

Mon 4/6

7:00 am-10:35 am

2 stops18h 35m

Luxembourg

Mon 4/20

11:45 am-9:59 pm

2 stops19h 14m

$1,113

OntarioLuxembourg

ONT - LUX

ONTLUX

Ontario

Sat 5/9

6:59 pm-7:30 pm

2 stops39h 31m

Luxembourg

Wed 7/22

8:20 am-8:42 pm

2 stops21h 22m

$1,116

OntarioLuxembourg

ONT - LUX

ONTLUX

Ontario

Sun 7/5

1:18 pm-4:15 pm

2 stops17h 57m

Luxembourg

Sat 7/18

9:40 am-5:56 pm

2 stops17h 16m

$1,295

OntarioLuxembourg

ONT - LUX

ONTLUX

Ontario

Sat 3/21

6:37 pm-4:20 pm

2 stops37h 43m

Luxembourg

Sun 3/29

8:25 am-10:26 pm

2 stops47h 01m

$1,366

OntarioLuxembourg

ONT - LUX

ONTLUX

Ontario

Thu 7/2

7:20 am-10:25 am

2 stops18h 05m

Luxembourg

Tue 7/21

11:30 am-10:36 pm

2 stops20h 06m

$1,647

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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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?

American Airlines, Air France, and Turkish Airlines are the most popular carriers 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 50% of people opting to fly with this airline when traveling to Luxembourg. Keep in mind that there are 7 different airlines that fly to Luxembourg on a routine basis, so you have a few additional options to choose from.

Cheap Ontario to Luxembourg flight deals and tips

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

Fastest flight time

18h 45m

Direct flights

None
The fastest flight from Ontario to Luxembourg takes 18h 45m
There are no direct flights from Ontario to Luxembourg. There are no popular flight routes from Ontario to Luxembourg.
Search flight deals

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

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

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

    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.

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

    The necessary travel and health documents for your Luxembourg 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.

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Ontario to Luxembourg. momondo saves you time and could save you money on your trip.

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

Yes. momondo enables you to select and highlight flights to Luxembourg from Ontario with this policy.

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

Once all potential Ontario to Luxembourg flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are simply researching potential flights to Luxembourg, momondo offers a useful price alert feature which will track prices for flights to Luxembourg from Ontario and alert you when they change.

An easier way to manage your Luxembourg trip

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Popular flights according to clicks in the last 7 days on momondo
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