HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
San Francisco

$544+ Cheap flights from Trondheim (TRD) to San Francisco (SFO)

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 12/14. Fares are subject to change and may not be available on all flights or dates of travel.
TRD — SFO
nov. 28 — dic. 51
vie. 11/28
vie. 12/5
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Trondheim to San Francisco 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.

Cheap flight deals from Trondheim to San Francisco

Discover tips and strategies to find the most affordable flight options for your journey from Trondheim (TRD) to San Francisco (SFO). 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 octubre 29, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Popular in

June

Cheapest in

February

Average price

$611
Provider with most accurate pricing for Trondheim Vaernes-San Francisco flight deals.
Search Deals
Provider most trusted by Cheapflights users for Trondheim Vaernes-San Francisco flights.
Search Deals
Highest demand for flights based on searches. 27% potential increase in price ($258 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($38 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Find flight deals from Trondheim to San Francisco

One-way flights from Trondheim to San Francisco
Search for one-way flight options from Trondheim to San Francisco. Find affordable one-way fares based on user searches. Data last updated octubre 29, 2025.

This Kiwi.com deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/145:30 amTRD - SFO
3 stops42h 05mMultiple Airlines
Deal found 10/28$544
This Cheapflightsfares deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/149:25 pmTRD - SFO
2 stops26h 10mScandinavian Airlines
Deal found 10/28$589

Cheapflights Fare Finder

 
Customize your flight search to find flights from Trondheim to San Francisco 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 2,558,603 searches. Data last updated octubre 29, 2025.
Use the filters below to find and compare flights from Trondheim to San Francisco that are best for you.

Fly from

Trondheim

Fly to

San Francisco

Route

Depart

Return

Price

TrondheimSan Francisco

TRD - SFO

TRDSFO

Trondheim Vaernes

dom. 12/14

5:30 am-2:35 pm

3 stops42h 05m

$544

TrondheimSan Francisco

TRD - SFO

TRDSFO

Trondheim Vaernes

dom. 12/14

9:25 pm-2:35 pm

2 stops26h 10m

$589

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

Compare providers for flights from Trondheim to San Francisco

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Trondheim to San Francisco in October.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Trondheim-San Francisco flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Trondheim-San Francisco flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Trondheim-San Francisco flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Trondheim-San Francisco flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Trondheim-San Francisco flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Trondheim to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco 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 San Francisco

What is the cheapest month to book a flight from Trondheim to San Francisco?

Currently, March is the cheapest month in which you can book a flight from Trondheim to San Francisco (average of $423). Flying from Trondheim to San Francisco in July is currently the most expensive (average of $825). 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.

Related info for your journey

Find useful and relevant information for your journey from Trondheim to San Francisco. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

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

  • How can I find direct flights from Trondheim to San Francisco?

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

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

    Yes. Cheapflights offers flight deals from Trondheim to San Francisco 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 San Francisco?

    Currently, March is the cheapest month in which you can book a flight from Trondheim to San Francisco (average of $423). Flying from Trondheim to San Francisco in July is currently the most expensive (average of $825). 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 San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Roseville
South San Francisco
Santa Cruz
Livermore
Turlock
Watsonville
Sunnyvale
Santa Clara
Antioch
Manteca
Vallejo
Hollister
Vacaville
San Bruno
Foster City
Redwood City
Union City
Fairfield
Burlingame
Lodi

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 San Francisco

See prices for flight routes from nearby airports that may be better suited for you.
Oslo Gardermoen to Los Angeles flights
Oslo Gardermoen to San Francisco flights
Sandefjord to Los Angeles flights
Oslo Gardermoen to Las Vegas flights
Oslo Gardermoen to San Jose flights
Oslo Gardermoen to San Diego flights
Stavanger to Los Angeles flights
Oslo Gardermoen to Sacramento flights
Sandefjord to Las Vegas flights
Sandefjord to San Francisco flights
Oslo Gardermoen to Oakland flights
Bergen to Los Angeles flights
Trondheim to Los Angeles flights
Stavanger to San Diego flights
Bergen to Las Vegas flights
Oslo Gardermoen to Long Beach flights
Kristiansand to Los Angeles flights
Sandefjord to San Diego flights
Bergen to San Francisco flights
Stavanger to San Francisco flights
Sandefjord to Sacramento flights
Stavanger to Las Vegas flights
Bergen to San Jose flights
Bergen to Oakland flights
Bergen to San Diego flights

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.