Cheap Flights from Lisbon to Trondheim from US$168

Frequently Asked Questions

• What are the cheapest flights from Lisbon to Trondheim (LIS-TRD)?

  Based on Trip.com data, KLM offers one-way fares as low as US$168 on Cheapest nonstop routes (e.g. LIS to TRD on Fri, Sep 11), while easyJet offers Cheapest nonstop round-trips from US$233 departing on Thu, Oct 15 and returning on Sun, Oct 18.

• Which airlines offer flights from Lisbon to Trondheim?

  At the moment, several airlines serve connecting flights from Lisbon to Trondheim, including: Lufthansa Selected airlines are based on historical data collected from flight bookings made by users on Trip.com within the last 90 days.

• When is the best time to book flights from Lisbon to Trondheim?

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Lisbon 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.

• How can I find the best deals on flights from Lisbon to Trondheim?

  To find best deals on flights from Lisbon 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, Sep 11, with one-way flights priced at just US$168.
  · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is KLM.
  · 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.

• When are flight tickets from Lisbon (LIS) to Trondheim (TRD) the cheapest?

  The cheapest months to fly from Lisbon to Trondheim is October, when demand for travel is lower.

• Which upcoming date is cheapest to fly from Lisbon to Trondheim on?

  After crunching the numbers on our August flight calendar, it's currently cheapest to fly from Lisbon to Trondheim on August 22, 2026 with KLM Royal Dutch Airlines, with prices starting at US$274.

• Which airports can I fly to for Trondheim from Lisbon?

  You can land at any one of the following hubs in Trondheim, with Humberto Delgado Airport to Trondheim Vaernes Airport (LIS-TRD) is by far the most common option on this route: Trondheim Vaernes Airport (TRD).

• Is there any time difference between Lisbon and Trondheim?

  The time difference between Trondheim and Lisbon is 1h.

• How do I change or cancel my ticket from Lisbon to Trondheim?

  Tickets can only be changed or canceled 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.

• What is the average cost of a one-way flight from Lisbon to Trondheim?

  Based on Trip.com data for flights departing in the next 30 days, the average one-way fare from Lisbon to Trondheim is US$313. Fares vary by travel date, airline and availability.

• How do I book flights from Lisbon to Trondheim on Trip.com?

  Enter Lisbon and Trondheim, choose your travel dates and passengers, then compare flights by price, duration and baggage. Select a fare, review the change and cancellation rules, enter traveler details and complete payment to receive your confirmation.