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Flights from Helsinki to Trondheim

Find the cheapest flight options from Helsinki to Trondheim over the next three months. Book one-way tickets from CAD 137 and round-trip tickets from CAD 227.

      • HEL 14:10
        20h 40m
        1 stop
        TRD 09:50
        Helsinki - Trondheim | Fri, Feb 6 | Norwegian Air Shuttle ASA
        TRD 10:25
        4h
        1 stop
        HEL 15:25
        Trondheim - Helsinki | Fri, Feb 13 | Scandinavian Airlines
        CAD 227 CAD 278
        18% OFF
        18% OFF
        CAD 278 CAD 227
      • HEL 11:05
        4h 15m
        1 stop
        TRD 14:20
        Helsinki - Trondheim | Fri, Jan 23 | Scandinavian Airlines
        TRD 10:25
        4h
        1 stop
        HEL 15:25
        Trondheim - Helsinki | Fri, Jan 30 | Scandinavian Airlines
        CAD 228 CAD 278
        18% OFF
        18% OFF
        CAD 278 CAD 228
      • HEL 11:05
        4h 15m
        1 stop
        TRD 14:20
        Helsinki - Trondheim | Thu, Jan 29 | Scandinavian Airlines
        TRD 10:25
        4h
        1 stop
        HEL 15:25
        Trondheim - Helsinki | Fri, Jan 30 | Scandinavian Airlines
        CAD 228 CAD 278
        18% OFF
        18% OFF
        CAD 278 CAD 228
      • HEL 07:00
        8h 20m
        1 stop
        TRD 14:20
        Helsinki - Trondheim | Tue, Feb 3 | Scandinavian Airlines
        TRD 10:25
        4h
        1 stop
        HEL 15:25
        Trondheim - Helsinki | Fri, Feb 6 | Scandinavian Airlines
        CAD 229
        18% OFF
        CAD 278 CAD 229
      • HEL 11:05
        4h 15m
        1 stop
        TRD 14:20
        Helsinki - Trondheim | Sat, Jan 17 | Scandinavian Airlines
        TRD 10:25
        4h
        1 stop
        HEL 15:25
        Trondheim - Helsinki | Tue, Jan 20 | Scandinavian Airlines
        CAD 229
        18% OFF
        CAD 278 CAD 229
      • HEL 11:05
        4h 15m
        1 stop
        TRD 14:20
        Helsinki - Trondheim | Thu, Jan 22 | Scandinavian Airlines
        TRD 10:25
        4h
        1 stop
        HEL 15:25
        Trondheim - Helsinki | Thu, Jan 29 | Scandinavian Airlines
        CAD 240
        14% OFF
        CAD 278 CAD 240
      • HEL 11:05
        4h 15m
        1 stop
        TRD 14:20
        Helsinki - Trondheim | Fri, Jan 9 | Scandinavian Airlines
        TRD 05:30
        8h 55m
        1 stop
        HEL 15:25
        Trondheim - Helsinki | Mon, Jan 12 | Scandinavian Airlines
        CAD 241
        13% OFF
        CAD 278 CAD 241
      • HEL 21:00
        4h 40m
        1 stop
        TRD 00:40
        Helsinki - Trondheim | Tue, Jan 13 | Scandinavian Airlines
        TRD 10:25
        4h
        1 stop
        HEL 15:25
        Trondheim - Helsinki | Tue, Jan 20 | Scandinavian Airlines
        CAD 242
        13% OFF
        CAD 278 CAD 242
      • HEL 07:00
        8h 20m
        1 stop
        TRD 14:20
        Helsinki - Trondheim | Sat, Feb 7 | Scandinavian Airlines
        TRD 19:10
        3h 45m
        1 stop
        HEL 23:55
        Trondheim - Helsinki | Mon, Feb 9 | Scandinavian Airlines
        CAD 244
        12% OFF
        CAD 278 CAD 244
      • HEL 07:00
        10h 35m
        1 stop
        TRD 16:35
        Helsinki - Trondheim | Fri, Jan 16 | KLM Royal Dutch Airlines
        TRD 06:15
        10h 10m
        1 stop
        HEL 17:25
        Trondheim - Helsinki | Tue, Jan 20 | KLM Royal Dutch Airlines
        CAD 250
        10% OFF
        CAD 278 CAD 250
      • HEL 13:00
        17h 25m
        1 stop
        TRD Invalid Date
        Helsinki - Trondheim | Sat, Dec 13 | Normal Airline
        TRD 15:00
        6h
        Direct
        HEL 16:00
        Trondheim - Helsinki | Mon, Dec 15 | Normal Airline
        Find More Flights
        Find More Flights
      • HEL 07:00
        8h 20m
        1 stop
        TRD 14:20
        Helsinki - Trondheim | Fri, Feb 6 | Scandinavian Airlines
        CAD 137 CAD 223
        39% OFF
        39% OFF
        CAD 223 CAD 137
      • HEL 14:05
        9h 50m
        1 stop
        TRD 22:55
        Helsinki - Trondheim | Fri, Feb 6 | KLM Royal Dutch Airlines
        CAD 141 CAD 223
        37% OFF
        37% OFF
        CAD 223 CAD 141
      • HEL 16:40
        18h 20m
        1 stop
        TRD 10:00
        Helsinki - Trondheim | Fri, Feb 6 | Norwegian Air Shuttle ASA
        CAD 176 CAD 223
        21% OFF
        21% OFF
        CAD 223 CAD 176
      • HEL 07:40
        7h 40m
        1 stop
        TRD 14:20
        Helsinki - Trondheim | Tue, Jan 6 | Norwegian Air Shuttle ASA
        CAD 180
        19% OFF
        CAD 223 CAD 180
      • HEL 06:15
        9h 15m
        1 stop
        TRD 14:30
        Helsinki - Trondheim | Sat, Dec 13 | Scandinavian Airlines
        CAD 181
        19% OFF
        CAD 223 CAD 181
      • HEL 06:15
        9h 15m
        1 stop
        TRD 14:30
        Helsinki - Trondheim | Fri, Dec 12 | Scandinavian Airlines
        CAD 181
        19% OFF
        CAD 223 CAD 181
      • HEL 19:50
        19h 30m
        1 stop
        TRD 14:20
        Helsinki - Trondheim | Mon, Jan 5 | Norwegian Air Shuttle ASA
        CAD 191
        15% OFF
        CAD 223 CAD 191
      • HEL 06:15
        4h 25m
        1 stop
        TRD 09:40
        Helsinki - Trondheim | Sun, Dec 14 | Scandinavian Airlines
        CAD 197
        12% OFF
        CAD 223 CAD 197
      • HEL 19:50
        15h 10m
        1 stop
        TRD 10:00
        Helsinki - Trondheim | Fri, Feb 6 | Norwegian Air Sweden AOC
        CAD 199
        11% OFF
        CAD 223 CAD 199
      • HEL 21:45
        13h
        1 stop
        TRD 09:45
        Helsinki - Trondheim | Thu, Dec 25 | Scandinavian Airlines
        CAD 201
        10% OFF
        CAD 223 CAD 201
      • HEL 13:00
        17h 25m
        1 stop
        TRD Invalid Date
        Helsinki - Trondheim | Sat, Dec 13 | Normal Airline
        Find More Flights
        Find More Flights

Displayed flight fares from Helsinki to Trondheim are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Flight details for Helsinki to Trondheim

The distance between Helsinki and Trondheim is 842.52km. Based on Trip.com's data, travel demand peaks in July. The off-season for travel is October.

Cheapest one-way flight priceCAD 137
Cheapest return ticket priceCAD 227
Off-season travel monthOctober
Peak season for travelJuly
Flight distance842.52km

Find the best time to fly from Helsinki to Trondheim

The cheapest time for Helsinki to Trondheim flights: Feb 1 to Feb 8 — one way flight prices from CAD 137.

Cheapest flights
From price
Search
  • 714
  • 1421
  • 2128

  • Jan

    284
  • 411
  • 1118
  • 1825

  • Feb

    251
  • 18
  • 815
  • 1522

  • Mar

    221
Displayed fare trends are based on Trip.com's aggregated average of the lowest flight prices from Helsinki to Trondheim, calculated over the upcoming 10 weeks.

Flight FAQs

  • Which airlines offer the cheapest flights from Helsinki (HEL) to Trondheim (TRD)?

    Based on Trip.com data, Scandinavian Airlines offers one-way fares as low as CAD 137 on Cheapest nonstop routes (e.g. HEL to TRD on Fri, Feb 6), while Norwegian Air Shuttle ASA offers Cheapest nonstop round-trips from CAD 227 departing on Fri, Feb 6 and returning on Fri, Feb 13.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Helsinki to Trondheim is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • To find best deals on flights from Helsinki to Trondheim, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Fri, Feb 6, with one-way flights priced at just CAD 137.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Scandinavian Airlines.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for Trondheim travel is around July.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Helsinki to Trondheim is October, when demand for travel is lower.
  • After crunching the numbers on our December flight calendar, it's currently cheapest to fly from Helsinki to Trondheim on December 12, 2025 with Scandinavian Airlines, with prices starting at CAD 296.
  • The time difference between Trondheim and Helsinki is 1h.
  • Tickets can only be changed or cancelled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.

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