$708+ Cheap flights from San Francisco (SFO) to Trondheim (TRD)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/18. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — TRD
Oct 15 — Oct 221
Round-trip
1 adult, Economy
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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
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Cheapest flights from San Francisco to TrondheimExplore the most affordable flight options available from San Francisco to Trondheim. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2026.
Explore the most affordable flight options available from San Francisco to Trondheim. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2026.
This Delta deal was found by Cheapflights users on 9/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/187:00 am -
2 stops24h 35m
Mon 11/236:20 am -
1 stop14h 25m
Deal found 9/11![Delta logo]()
$708
This Cheapflightsfares deal was found by Cheapflights users on 9/10. 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.
Wed 11/184:45 pm -
1 stop17h 35m
Mon 11/2310:15 am -
1 stop13h 35m
Deal found 9/10![Scandinavian Airlines logo]()
$735
This Scandinavian Airlines deal was found by Cheapflights users on 9/10. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/94:45 pm -
1 stop31h 55m
Fri 11/137:55 pm -
1 stop27h 55m
Deal found 9/10![Scandinavian Airlines logo]()
$773
Best flights from San Francisco to TrondheimDiscover carefully curated flight deals from San Francisco to Trondheim that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 15, 2026.
Discover carefully curated flight deals from San Francisco to Trondheim that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 15, 2026.
This Delta deal was found by Cheapflights users on 9/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/187:00 am -
2 stops24h 35m
Mon 11/236:20 am -
1 stop14h 25m
Deal found 9/14![Delta logo]()
$708
This Scandinavian Airlines deal was found by Cheapflights users on 9/14. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/94:45 pm -
1 stop31h 55m
Fri 11/138:05 pm -
2 stops27h 45m
Deal found 9/14![Scandinavian Airlines logo]()
$777
This oojo deal was found by Cheapflights users on 9/13. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/184:45 pm -
3 stops36h 35m
Mon 11/237:15 am -
2 stops16h 35m
Deal found 9/13![Scandinavian Airlines logo]()
$855
Find flight deals from San Francisco to Trondheim
Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Trondheim (TRD). 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 September 15, 2026.
Most accurate provider | AranGrant 3 stars |
|---|---|
Most trusted provider | AranGrant 3 stars |
Round-trip from | $708 (Delta) |
Cheapflights Fare Finder
Customize your flight search to find flights from San Francisco 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 7,457,451 searches. Data last updated September 15, 2026.
Use the filters below to find and compare flights from San Francisco to Trondheim that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
San FranciscoTrondheim
SFO San Francisco - TRD Trondheim Vaernes
SFOTRD
San Francisco
Wed 11/18
7:00 am-4:35 pm
2 stops24h 35m
Trondheim Vaernes
Mon 11/23
6:20 am-11:45 am
1 stop14h 25m
$708
San FranciscoTrondheim
SFO San Francisco - TRD Trondheim Vaernes
SFOTRD
San Francisco
Mon 11/9
4:45 pm-9:40 am
1 stop31h 55m
Trondheim Vaernes
Fri 11/13
8:05 pm-2:50 pm
2 stops27h 45m
$777
San FranciscoTrondheim
SFO San Francisco - TRD Trondheim Vaernes
SFOTRD
San Francisco
Wed 11/18
4:45 pm-2:20 pm
3 stops36h 35m
Trondheim Vaernes
Mon 11/23
7:15 am-2:50 pm
2 stops16h 35m
$855
Sorted by cheapest first
- Most accurate provider: When it comes to deals on San Francisco-Trondheim flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on San Francisco-Trondheim flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from San Francisco-Trondheim flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Francisco-Trondheim flights, Cheapflights users trust AranGrant the most. AranGrant 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 San Francisco-Trondheim 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 San Francisco to Trondheim
Have a flexible travel schedule? Discover the best time to fly to Trondheim from San Francisco with our price prediction graph.
SFO-TRD
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.
Reviews of airlines servicing Trondheim
Get insights into the airlines that provide service to Trondheim. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Trondheim. Reviews last updated September 15, 2026.
See what other customers who have flown with Scandinavian Airlines from San Francisco to Trondheim have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.1
Boarding
7.7
Overall
7.4
Entertainment
6.8
Comfort
7.4
Food
6.8
Reviews
1 / 20
6.0
Goodlisa,May 2026
ALC - OSL
Crew
8.1
Boarding
7.7
Overall
7.4
Entertainment
6.8
Comfort
7.4
Food
6.8
Reviews
1 / 20
6.0
Goodlisa,May 2026
ALC - OSL
Related info for your journey
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San Francisco and Trondheim flights
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Top airline flying from San Francisco to Trondheim
Discover the top airline that operate flights from San Francisco to Trondheim. 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 7,457,451 searches. Data last updated September 15, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$667 | Average$984 | FlexibilityNo cancel fee | On-time77% |