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Cheap flights from Ontario to Luxembourg from $339

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 10/13. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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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
7:00 am - 4:40 pm
ONT
-
LUX
24h 40m
2 stops
United Airlines Logo
9:30 am - 10:26 pm
LUX
-
ONT
21h 56m
2 stops
$815United Airlines
Tue, Nov 17 - Thu, Nov 19
United Airlines Logo
5:00 am - 4:40 pm
ONT
-
LUX
26h 40m
2 stops
United Airlines Logo
9:30 am - 12:33 pm
LUX
-
ONT
36h 03m
2 stops
$820United Airlines
Tue, Nov 17 - Thu, Nov 19
United Airlines Logo
1:00 pm - 4:40 pm
ONT
-
LUX
18h 40m
2 stops
United Airlines Logo
9:30 am - 10:26 pm
LUX
-
ONT
21h 56m
2 stops
$847United Airlines
Mon, Nov 2 - Fri, Nov 6
United Airlines Logo
6:39 pm - 7:30 pm
ONT
-
LUX
15h 51m
2 stops
United Airlines Logo
8:20 am - 10:51 pm
LUX
-
ONT
23h 31m
2 stops
$1,000United Airlines
Fri, Jul 10 - Fri, Jul 17
United Airlines Logo
1:56 pm - 7:30 pm
ONT
-
LUX
20h 34m
2 stops
United Airlines Logo
8:20 am - 6:11 pm
LUX
-
ONT
18h 51m
2 stops
$1,009United Airlines
Sat, Sep 12 - Sat, Sep 19
United Airlines Logo
11:00 am - 7:30 pm
ONT
-
LUX
23h 30m
2 stops
United Airlines Logo
8:20 am - 7:57 pm
LUX
-
ONT
20h 37m
2 stops
$1,117United Airlines
Sat, Sep 5 - Sat, Sep 19
United Airlines Logo
4:03 pm - 4:40 pm
ONT
-
LUX
39h 37m
2 stops
United Airlines Logo
9:30 am - 11:06 pm
LUX
-
ONT
22h 36m
2 stops
$1,125United Airlines
Sat, Nov 21 - Sat, Nov 28
United Airlines Logo
6:00 am - 4:05 pm
ONT
-
LUX
25h 05m
2 stops
United Airlines Logo
8:25 am - 9:55 pm
LUX
-
ONT
22h 30m
2 stops
$1,174United Airlines
Tue, Jul 28 - Sun, Aug 9
United Airlines Logo
5:45 am - 7:30 pm
ONT
-
LUX
28h 45m
2 stops
United Airlines Logo
8:20 am - 10:51 pm
LUX
-
ONT
47h 31m
2 stops
$1,311United Airlines
Sat, Jul 18 - Fri, Jul 24
United Airlines Logo
6:10 am - 7:30 pm
ONT
-
LUX
28h 20m
2 stops
United Airlines Logo
9:40 am - 10:51 pm
LUX
-
ONT
46h 11m
2 stops
$1,464United Airlines
Sat, Aug 1 - Fri, Aug 7

United Airlines flights from Ontario to Luxembourg

Our best United Airlines deals on Ontario to Luxembourg flight tickets
United Airlines
Nov 17
ONT7:00 amOntario
24h 40m
2 stops
LUX4:40 pmLuxembourg
Nov 19
LUX9:30 amLuxembourg
21h 56m
2 stops
ONT10:26 pmOntario
$815
United Airlines
Nov 17
ONT5:00 amOntario
26h 40m
2 stops
LUX4:40 pmLuxembourg
Nov 19
LUX9:30 amLuxembourg
36h 03m
2 stops
ONT12:33 pmOntario
$820
United Airlines
Nov 2
ONT1:00 pmOntario
18h 40m
2 stops
LUX4:40 pmLuxembourg
Nov 6
LUX9:30 amLuxembourg
21h 56m
2 stops
ONT10:26 pmOntario
$847

British Airways flights from Ontario to Luxembourg

Our best British Airways deals on Ontario to Luxembourg flight tickets
British Airways
Jul 6
ONT11:59 pmOntario
25h 41m
2 stops
LUX10:40 amLuxembourg
Jul 20
LUX11:45 amLuxembourg
21h 07m
2 stops
ONT11:52 pmOntario
$2,847
British Airways
Jul 6
ONT11:59 pmOntario
25h 41m
2 stops
LUX10:40 amLuxembourg
Jul 20
LUX11:45 amLuxembourg
19h 47m
2 stops
ONT10:32 pmOntario
$3,187

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 May 30, 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

Cheapest round-trip

OntarioLuxembourg

ONT - LUX

ONTLUX

Ontario

Tue 11/17

7:00 am-4:40 pm

2 stops24h 40m

Luxembourg

Thu 11/19

9:30 am-10:26 pm

2 stops21h 56m

$815

OntarioLuxembourg

ONT - LUX

ONTLUX

Ontario

Tue 11/17

5:00 am-4:40 pm

2 stops26h 40m

Luxembourg

Thu 11/19

9:30 am-12:33 pm

2 stops36h 03m

$820

OntarioLuxembourg

ONT - LUX

ONTLUX

Ontario

Mon 11/2

1:00 pm-4:40 pm

2 stops18h 40m

Luxembourg

Fri 11/6

9:30 am-10:26 pm

2 stops21h 56m

$847
Quickest round-trip

OntarioLuxembourg

ONT - LUX

ONTLUX

Ontario

Fri 7/10

6:39 pm-7:30 pm

2 stops15h 51m

Luxembourg

Fri 7/17

8:20 am-10:51 pm

2 stops23h 31m

$1,000

OntarioLuxembourg

ONT - LUX

ONTLUX

Ontario

Sat 9/12

1:56 pm-7:30 pm

2 stops20h 34m

Luxembourg

Sat 9/19

8:20 am-6:11 pm

2 stops18h 51m

$1,009

OntarioLuxembourg

ONT - LUX

ONTLUX

Ontario

Sat 9/5

11:00 am-7:30 pm

2 stops23h 30m

Luxembourg

Sat 9/19

8:20 am-7:57 pm

2 stops20h 37m

$1,117

OntarioLuxembourg

ONT - LUX

ONTLUX

Ontario

Sat 11/21

4:03 pm-4:40 pm

2 stops39h 37m

Luxembourg

Sat 11/28

9:30 am-11:06 pm

2 stops22h 36m

$1,125

OntarioLuxembourg

ONT - LUX

ONTLUX

Ontario

Tue 7/28

6:00 am-4:05 pm

2 stops25h 05m

Luxembourg

Sun 8/9

8:25 am-9:55 pm

2 stops22h 30m

$1,174

OntarioLuxembourg

ONT - LUX

ONTLUX

Ontario

Sat 7/18

5:45 am-7:30 pm

2 stops28h 45m

Luxembourg

Fri 7/24

8:20 am-10:51 pm

2 stops47h 31m

$1,311

OntarioLuxembourg

ONT - LUX

ONTLUX

Ontario

Sat 8/1

6:10 am-7:30 pm

2 stops28h 20m

Luxembourg

Fri 8/7

9:40 am-10:51 pm

2 stops46h 11m

$1,464

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 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?

United Airlines is the most popular carrier operating from Ontario to Luxembourg

What airlines fly to Luxembourg?

Lufthansa, SWISS and KLM 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 44% of people opting to fly with this airline when traveling to Luxembourg. Keep in mind that there are 5 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

19h 08m

Direct flights

None
The fastest flight from Ontario to Luxembourg takes 19h 08m
There are no direct flights from Ontario to Luxembourg. There are no popular flight routes from Ontario to Luxembourg.
Search flight deals

Frequently asked questions about flying from Ontario to Luxembourg

  • 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

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.
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