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Cheap flights from Ontario to Trondheim from C$ 466

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 25/8. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — TRD
11 Aug — 18 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ontario to Trondheim

Enter your travel dates to find the best prices.

Cheapest flights from Ontario to Trondheim
Explore the most affordable flight options available from Ontario to Trondheim. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 July 2026.

Thu 27/811:55 p.m.
YYZ
-
TRD
2 stops16h 55m
Multiple Airlines
Thu 3/98:25 p.m.
TRD
-
YYZ
3 stops24h 30m
Multiple Airlines
Deal found 7/7C$ 979
Thu 27/89:55 p.m.
YYZ
-
TRD
1 stop18h 55m
KLM
Thu 3/96:00 a.m.
TRD
-
YYZ
1 stop13h 20m
KLM
Deal found 7/7C$ 984
Thu 3/911:05 p.m.
YYZ
-
TRD
2 stops33h 15m
Multiple Airlines
Tue 8/95:00 p.m.
TRD
-
YYZ
2 stops28h 15m
Multiple Airlines
Deal found 7/7C$ 1,033
Mon 14/99:55 p.m.
YYZ
-
TRD
1 stop12h 40m
Delta
Fri 18/96:00 a.m.
TRD
-
YYZ
2 stops23h 12m
Delta
Deal found 8/7C$ 1,093
Thu 17/96:25 p.m.
YYZ
-
TRD
2 stops40h 10m
Delta
Mon 21/96:00 a.m.
TRD
-
YYZ
2 stops15h 15m
Delta
Deal found 7/7C$ 1,124
Thu 3/94:45 p.m.
YYZ
-
TRD
1 stop12h 50m
KLM
Tue 8/96:00 a.m.
TRD
-
YYZ
1 stop13h 20m
KLM
Deal found 7/7C$ 1,175

Find flight deals from Ontario to Trondheim

Keep the following information in mind while searching for Ontario to Trondheim flight deals. Data was last updated 12 July 2026.

Round-trip from

C$ 979

One-way from

C$ 466
27/8-3/9
  • 27/8-3/9
  • 5 total stops
  • 41h 25m total
  • Ontario to Trondheim
Search Deals
25/8
  • 25/8
  • 3 total stops
  • 31h 05m total
  • Ontario to Trondheim
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Trondheim 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 629,999 searches. Data last updated 12 July 2026.
Use the filters below to find and compare flights from Ontario to Trondheim that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoTrondheim

YYZ - TRD

YYZTRD

Toronto Pearson Intl

Thu 27/8

11:55 p.m.-11:40 a.m.

2 stops29h 45m

Trondheim Vaernes

Thu 3/9

11:30 a.m.-1:20 p.m.

2 stops31h 50m

C$ 979

TorontoTrondheim

YYZ - TRD

YYZTRD

Toronto Pearson Intl

Thu 3/9

4:00 p.m.-6:30 p.m.

3 stops20h 30m

Trondheim Vaernes

Tue 8/9

8:25 p.m.-10:00 p.m.

3 stops31h 35m

C$ 1,080

TorontoTrondheim

YYZ - TRD

YYZTRD

Toronto Pearson Intl

Mon 14/9

9:55 p.m.-4:35 p.m.

1 stop12h 40m

Trondheim Vaernes

Fri 18/9

6:00 a.m.-11:12 p.m.

2 stops23h 12m

C$ 1,093

TorontoTrondheim

YYZ - TRD

YYZTRD

Toronto Pearson Intl

Thu 17/9

6:25 p.m.-4:35 p.m.

2 stops40h 10m

Trondheim Vaernes

Mon 21/9

6:00 a.m.-3:15 p.m.

2 stops15h 15m

C$ 1,124
Quickest round-trip

TorontoTrondheim

YYZ - TRD

YYZTRD

Toronto Pearson Intl

Thu 3/9

4:45 p.m.-11:35 a.m.

1 stop12h 50m

Trondheim Vaernes

Tue 8/9

6:00 a.m.-1:20 p.m.

1 stop13h 20m

C$ 1,175

TorontoTrondheim

YYZ - TRD

YYZTRD

Toronto Pearson Intl

Mon 14/9

5:10 p.m.-7:10 p.m.

1 stop20h 00m

Trondheim Vaernes

Fri 18/9

6:25 a.m.-3:40 p.m.

2 stops15h 15m

C$ 1,214
Cheapest one-way

TorontoTrondheim

YYZ - TRD

YYZTRD

Toronto Pearson Intl

Thu 10/9

11:55 p.m.-8:20 a.m.

3 stops26h 25m

C$ 493

TorontoTrondheim

YTZ - TRD

YTZTRD

Toronto Island

Tue 25/8

9:00 a.m.-8:20 a.m.

3 stops41h 20m

C$ 559

TorontoTrondheim

YTZ - TRD

YTZTRD

Toronto Island

Sat 22/8

3:05 p.m.-10:25 p.m.

3 stops25h 20m

C$ 562
Quickest one-way

TorontoTrondheim

YYZ - TRD

YYZTRD

Toronto Pearson Intl

Sat 22/8

6:15 p.m.-12:50 p.m.

2 stops12h 35m

C$ 893

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/7

Showing 1-10 of 12 resultsSorted by cheapest first
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Best time to book a flight from Ontario to Trondheim

Have a flexible travel schedule? Discover the best time to fly to Trondheim 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 Trondheim
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 Trondheim. 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 into for flights to Trondheim from Ontario?

    For a flight from Ontario to Trondheim, you will be flying into Vaernes. Trondheim Vaernes (TRD) is just 26.5 km from the centre of the city.

  • How long is the flight from Region of Ontario to Trondheim?

    Departing from Region of Ontario to Trondheim will take you 12h 40m. Region of Ontario and Trondheim are separated by a distance of 5786 km.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ontario to Trondheim 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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Alternative routes for Ontario to Trondheim

See prices for flight routes from nearby airports that may be better suited for you.
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