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$394+ 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 9/30. Fares are subject to change and may not be available on all flights or dates of travel.
TRD — SFO
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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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 June 12, 2025.

Round-trip from

$485
(KLM)

One-way from

$394
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$1,114
From Trondheim Vaernes to San Francisco
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One-way flight from Trondheim Vaernes to San Francisco
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Highest demand for flights based on searches. 25% potential increase in price ($252 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($36 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Trondheim to San Francisco

Cheapest flights from Trondheim to San Francisco
Explore the most affordable flight options available from Trondheim to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This KLM deal was found by Cheapflights users on 6/11. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/145:05 pmTRD - SFO
1 stop27h 40mKLM
Tue 9/301:45 pmSFO - TRD
1 stop24h 05mKLM
Deal found 6/11$485
This Delta deal was found by Cheapflights users on 6/11. 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.
Sun 9/146:00 amTRD - SFO
2 stops22h 30mDelta
Tue 9/301:00 pmSFO - TRD
2 stops18h 30mDelta
Deal found 6/11$574
This Scandinavian Airlines deal was found by Cheapflights users on 6/11. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/267:45 pmTRD - SFO
1 stop29h 45mScandinavian Airlines
Mon 6/303:48 pmSFO - TRD
2 stops23h 47mScandinavian Airlines
Deal found 6/11$889
This Mytrip deal was found by Cheapflights users on 6/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/1412:00 pmTRD - SFO
3 stops38h 14mMultiple Airlines
Tue 9/3012:15 pmSFO - TRD
3 stops35h 40mMultiple Airlines
Deal found 6/11$1,023

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 June 12, 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

Sun 9/14

5:05 pm-11:45 am

1 stop27h 40m

San Francisco

Tue 9/30

1:45 pm-10:50 pm

1 stop24h 05m

$485

TrondheimSan Francisco

TRD - SFO

TRDSFO

Trondheim Vaernes

Sun 9/14

6:00 am-7:30 pm

2 stops22h 30m

San Francisco

Tue 9/30

1:00 pm-4:30 pm

2 stops18h 30m

$574

TrondheimSan Francisco

TRD - SFO

TRDSFO

Trondheim Vaernes

Thu 6/26

7:45 pm-4:30 pm

1 stop29h 45m

San Francisco

Mon 6/30

3:48 pm-12:35 am

2 stops23h 47m

$889

TrondheimSan Francisco

TRD - SFO

TRDSFO

Trondheim Vaernes

Sun 9/14

12:00 pm-5:14 pm

3 stops38h 14m

San Francisco

Tue 9/30

12:15 pm-8:55 am

3 stops35h 40m

$1,023

TrondheimSan Francisco

TRD - SFO

TRDSFO

Trondheim Vaernes

Tue 9/30

9:40 am-11:59 pm

3 stops47h 19m

$394

TrondheimSan Francisco

TRD - SFO

TRDSFO

Trondheim Vaernes

Tue 9/30

5:50 pm-4:30 pm

2 stops31h 40m

$562

TrondheimSan Francisco

TRD - SFO

TRDSFO

Trondheim Vaernes

Sun 9/14

6:00 am-11:45 am

1 stop14h 45m

$615

TrondheimSan Francisco

TRD - SFO

TRDSFO

Trondheim Vaernes

Mon 8/11

5:05 pm-11:45 am

1 stop27h 40m

$624

TrondheimSan Francisco

TRD - SFO

TRDSFO

Trondheim Vaernes

Sun 8/10

8:00 am-10:40 pm

2 stops23h 40m

$752

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

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, January is the cheapest month in which you can book a flight from Trondheim to San Francisco (average of $276). Flying from Trondheim to San Francisco in June is currently the most expensive (average of $364). 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.

Rainfall in San Francisco by month

Plan your trip to San Francisco by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Francisco ranges from 0.0 - 4.4 inches per month. January is typically the wettest month, when rainfall can reach 4.4 in. July is typically the driest time to visit San Francisco when rainfall is around 0.0 in.

Temperature in San Francisco by month

Plan your trip to San Francisco by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Francisco, use this chart to help with planning. For those seeking warmer temperatures, September is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing San Francisco

Get insights into the airlines that provide service to San Francisco. 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 San Francisco. Reviews last updated June 12, 2025.
Delta
8.0
Very good
7,950 reviews

Food

7.3

Overall

8.0

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Overall

8.0

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
KLM
7.8
Good
1,358 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Overall

8.0

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Finnair
7.6
Good
1,290 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Overall

8.0

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Scandinavian Airlines
7.3
Good
1,387 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Overall

8.0

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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.

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

    Cheapflights users have booked flights from Trondheim to San Francisco round-trip from $485. Other airlines that can offer you cheap pricing are Delta, from $574, and Scandinavian Airlines, from $889. These flights start at 33% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Trondheim to San Francisco one-way?

    One-way options have recently been found by users for as low as $562 on Scandinavian Airlines. Other airlines that offer cheap prices include Delta from $615 and KLM from $624 one-way.

  • 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, January is the cheapest month in which you can book a flight from Trondheim to San Francisco (average of $276). Flying from Trondheim to San Francisco in June is currently the most expensive (average of $364). 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
Roseville
Mountain View
South San Francisco
Livermore
Turlock
Santa Cruz
Manteca
Fairfield
Watsonville
Antioch
Hollister
Milpitas
Newark
Hayward
Alameda
Sunnyvale
Daly City
Union City
Campbell
Capitola

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