HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Oslo Gardermoen

Cheap flights from Trondheim (TRD) to Oslo Gardermoen (OSL)

TRD — OSL
Jul 13 — Jul 201
Sun 7/13
Sun 7/20
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Trondheim to Oslo Gardermoen with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Trondheim Vaernes to Oslo Gardermoen are usually found in November or January, booked 80 days in advance, depart on a Wednesday or Tuesday and return on a Monday

Cheap flight deals from Trondheim to Oslo Gardermoen

Discover tips and strategies to find the most affordable flight options for your journey from Trondheim (TRD) to Oslo Gardermoen (OSL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 8, 2025.

Popular in

June

Cheapest in

November

Average price

$155

Good round-trip deal

$239 or less

Good one-way deal

$89 or less
Highest demand for flights based on searches. 8% potential increase in price ($14 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($2 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
Search Deals
Price to beat on a round-trip flight from Trondheim Vaernes to Oslo Gardermoen.
Search Deals
Price to beat on a one-way flight from Trondheim Vaernes to Oslo Gardermoen.
Search Deals

Best time to book a flight from Trondheim to Oslo Gardermoen

Have a flexible travel schedule? Discover the best time to fly to Oslo Gardermoen from Trondheim 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 Trondheim to Oslo Gardermoen Airport

How far ahead should I book a flight from Trondheim to Oslo Gardermoen Airport?

Use this chart to determine the optimal time to book a round-trip flight from Trondheim to Oslo Gardermoen. Price data was last updated on June 27, 2025.

The price you pay for your flight from Trondheim to Oslo Gardermoen Airport may vary depending on when you book. For the best chance of a lower fare, look to book 80 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Trondheim to Oslo Gardermoen Airport?

Currently, November is the cheapest month in which you can book a flight from Trondheim to Oslo Gardermoen Airport (average of $567). Flying from Trondheim to Oslo Gardermoen Airport in June is currently the most expensive (average of $1,010). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from TRD to OSL?

Find hourly flight availability from Trondheim to Oslo Gardermoen. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 8, 2025.

It’s typically best to fly out from Trondheim to Oslo Gardermoen Airport in the evening. Doing so could potentially save you 62% on the flight price compared to flying at noon, which is usually more expensive.

What is the cheapest day to fly from Trondheim to Oslo Gardermoen Airport?

Use this chart to determine the cheapest time to fly round-trip from Trondheim to Oslo Gardermoen. Price data was last updated on July 6, 2025.

Travelers seeking maximum savings on their Trondheim to Oslo Gardermoen Airport flight should consider departing on Wednesday evenings when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Related info for your journey

Find useful and relevant information for your journey from Trondheim to Oslo Gardermoen. 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 from for flights from Trondheim to Oslo Gardermoen?

    Located just 16.4 mi from the city center, Trondheim Vaernes is the airport most travelers will use when flying to Oslo Gardermoen from Trondheim. Booking flights from Vaernes (TRD) to Oslo Gardermoen should be relatively easy as there are 11 daily outbound flights to Oslo Gardermoen from 2 different airlines.

  • What are the most reliable airlines from Trondheim to Oslo Gardermoen Airport?

    The top 3 most reliable airlines when flying from Trondheim to Oslo Gardermoen Airport are Wideroe (100%), Finnair (100%) and Lufthansa (100%).

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

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

  • How can I find direct flights from Trondheim to Oslo Gardermoen?

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

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

    Yes. Cheapflights offers flight deals from Trondheim to Oslo Gardermoen by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Trondheim to Oslo Gardermoen Airport?

    Currently, November is the cheapest month in which you can book a flight from Trondheim to Oslo Gardermoen Airport (average of $567). Flying from Trondheim to Oslo Gardermoen Airport in June is currently the most expensive (average of $1,010). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Trondheim?

Book flights to Trondheim if you plan to visit one of these locations
Gardermoen

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Trondheim to Oslo Gardermoen

See prices for flight routes from nearby airports that may be better suited for you.
Bergen to Oslo Gardermoen flights
Stavanger to Oslo Gardermoen flights
Tromsø to Oslo Gardermoen flights

Top 2 airlines flying from Trondheim to Oslo Gardermoen

Discover the top 2 airlines that operate flights from Trondheim to Oslo Gardermoen. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 8, 2025.
AirlineCheapestAverageFlexibilityOn-time
NorwegianCheapest$68Average$172FlexibilityNo cancel feeOn-time74%
Scandinavian AirlinesCheapest$91Average$164FlexibilityNo cancel feeOn-time77%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.