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Trondheim

$518+ 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 10/13. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — TRD
ago. 4 — ago. 111
lun. 8/4
lun. 8/11
1 adult, Economy
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Cheap 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 julio 30, 2025.

Round-trip from

$518
(Scandinavian Airlines)

Popular in

November

Cheapest in

January

Average price

$945
From San Francisco to Trondheim Vaernes
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Highest demand for flights based on searches. 39% potential increase in price ($774 potential increase over avg. RT price).
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Cheapest flight prices on average. 18% potential price decrease ($189 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from San Francisco to Trondheim

Cheapest flights from San Francisco to Trondheim
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 julio 30, 2025.

This Scandinavian Airlines deal was found by Cheapflights users on 7/30. 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.
lun. 10/137:40 pmSFO - TRD
1 stop33h 40mScandinavian Airlines
lun. 10/273:05 pmTRD - SFO
1 stop33h 05mScandinavian Airlines
Deal found 7/30$518
This Delta deal was found by Cheapflights users on 7/30. 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.
dom. 10/1210:50 pmSFO - TRD
2 stops25h 45mDelta
jue. 10/236:00 amTRD - SFO
1 stop14h 45mDelta
Deal found 7/30$598
This Air France deal was found by Cheapflights users on 7/30. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/141:45 pmSFO - TRD
2 stops17h 45mKLM
vie. 10/246:00 amTRD - SFO
2 stops20h 24mKLM
Deal found 7/30$633
This Finnair deal was found by Cheapflights users on 7/30. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/138:08 amSFO - TRD
2 stops41h 57mFinnair
jue. 10/239:00 amTRD - SFO
2 stops23h 58mFinnair
Deal found 7/30$792
This Kiwi.com deal was found by Cheapflights users on 7/30. 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.
mié. 10/1510:59 amSFO - TRD
2 stops21h 21mMultiple Airlines
dom. 10/2610:20 amTRD - SFO
1 stop15h 15mMultiple Airlines
Deal found 7/30$920

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 2,558,603 searches. Data last updated julio 30, 2025.
Use the filters below to find and compare flights from San Francisco to Trondheim that are best for you.

Fly from

San Francisco

Fly to

Trondheim

Route

Depart

Return

Price

San FranciscoTrondheim

SFO - TRD

SFOTRD

San Francisco

lun. 10/13

7:40 pm-2:20 pm

1 stop33h 40m

Trondheim Vaernes

lun. 10/27

3:05 pm-4:10 pm

1 stop33h 05m

$518

San FranciscoTrondheim

SFO - TRD

SFOTRD

San Francisco

dom. 10/12

10:50 pm-9:35 am

2 stops25h 45m

Trondheim Vaernes

jue. 10/23

6:00 am-11:45 am

1 stop14h 45m

$598

San FranciscoTrondheim

SFO - TRD

SFOTRD

San Francisco

mar. 10/14

3:23 pm-4:30 pm

2 stops16h 07m

Trondheim Vaernes

jue. 10/23

12:05 pm-11:56 pm

2 stops20h 51m

$633

San FranciscoTrondheim

SFO - TRD

SFOTRD

San Francisco

lun. 10/13

8:08 am-11:05 am

2 stops41h 57m

Trondheim Vaernes

jue. 10/23

9:00 am-11:58 pm

2 stops23h 58m

$792

San FranciscoTrondheim

SFO - TRD

SFOTRD

San Francisco

mié. 10/15

10:59 am-5:20 pm

2 stops21h 21m

Trondheim Vaernes

dom. 10/26

10:20 am-5:35 pm

1 stop15h 15m

$920

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

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.
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 San Francisco to Trondheim

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

Find hourly flight availability from San Francisco to Trondheim. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated julio 30, 2025.

It’s typically best to fly out from San Francisco to Trondheim in the morning. Doing so could potentially save you 28% on the flight price compared to flying at noon, which is usually more expensive.

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 julio 30, 2025.
See what other customers who have flown with Delta, KLM, and Finnair 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.
Delta
8.0
Very good
7,980 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,980 reviews
Delta
8.0
Very good
7,980 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,383 reviews
Delta
8.0
Very good
7,980 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Finnair
7.6
Good
1,316 reviews
Delta
8.0
Very good
7,980 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Scandinavian Airlines
7.3
Good
1,453 reviews
Delta
8.0
Very good
7,980 reviews

Food

7.3

Boarding

8.2

Comfort

7.9

Crew

8.5

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

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

  • What are the cheapest airlines flying from San Francisco to Trondheim round-trip?

    Scandinavian Airlines, at $518, was found to be the cheapest airline from San Francisco to Trondheim.Alternate airlines to your destination round-trip include Delta and KLM. Scandinavian Airlines is currently priced 56% below the average price you’ll pay for this route.

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

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

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

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

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

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

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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 2,558,603 searches. Data last updated julio 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest$693Average$1,055FlexibilityNo cancel feeOn-time77%

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