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$880+ Cheap flights from Santa Rosa (STS) to Oslo

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 2/24. Fares are subject to change and may not be available on all flights or dates of travel.
STS — OSL
Dec 25 — Jan 11
Thu 12/25
Thu 1/1
1 adult, Economy
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Cheap flight deals from Santa Rosa to Oslo

Discover tips and strategies to find the most affordable flight options for your journey from Santa Rosa (STS) to Oslo (OS1). 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 November 25, 2025.

Round-trip from

$880
(American Airlines)

Popular in

June

Cheapest in

January

Average price

$616
From Santa Rosa Sonoma County to Oslo
Search Deals
Highest demand for flights based on searches. 25% potential increase in price ($276 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($36 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from Santa Rosa to Oslo

Cheapest flights from Santa Rosa to Oslo
Explore the most affordable flight options available from Santa Rosa to Oslo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 25, 2025.

This American Airlines deal was found by Cheapflights users on 11/24. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/233:53 pmSTS - OSL
2 stops21h 47mAmerican Airlines
Thu 1/111:45 amOSL - STS
2 stops45h 33mAmerican Airlines
Deal found 11/24$2,247
This American Airlines deal was found by Cheapflights users on 11/24. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/247:00 amSTS - OSL
2 stops42h 55mAmerican Airlines
Thu 1/17:05 amOSL - STS
2 stops26h 13mAmerican Airlines
Deal found 11/24$2,445
This American Airlines deal was found by Cheapflights users on 11/24. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/233:53 pmSTS - OSL
2 stops21h 47mAmerican Airlines
Fri 1/27:10 amOSL - STS
2 stops26h 08mAmerican Airlines
Deal found 11/24$2,647
This American Airlines deal was found by Cheapflights users on 11/24. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/247:00 amSTS - OSL
2 stops42h 55mAmerican Airlines
Fri 1/27:10 amOSL - STS
2 stops26h 08mAmerican Airlines
Deal found 11/24$2,845
This American Airlines deal was found by Cheapflights users on 11/24. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/233:53 pmSTS - OSL
2 stops21h 47mAmerican Airlines
Sat 1/311:20 amOSL - STS
2 stops45h 58mAmerican Airlines
Deal found 11/24$2,857
This American Airlines deal was found by Cheapflights users on 11/24. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/223:53 pmSTS - OSL
2 stops34h 02mAmerican Airlines
Thu 1/111:45 amOSL - STS
2 stops45h 33mAmerican Airlines
Deal found 11/24$2,866
This American Airlines deal was found by Cheapflights users on 11/24. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/223:53 pmSTS - OSL
2 stops21h 47mAmerican Airlines
Fri 1/27:10 amOSL - STS
2 stops26h 08mAmerican Airlines
Deal found 11/24$4,127
This oojo deal was found by Cheapflights users on 11/25. 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.
Sun 12/218:17 pmSTS - OSL
2 stops37h 23mMultiple Airlines
Sat 1/311:20 amOSL - STS
2 stops32h 14mMultiple Airlines
Deal found 11/25$4,335

Cheapflights Fare Finder

 
Customize your flight search to find flights from Santa Rosa to Oslo 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 November 25, 2025.
Use the filters below to find and compare flights from Santa Rosa to Oslo that are best for you.

Fly from

Santa Rosa

Fly to

Oslo

Route

Depart

Return

Price

Santa RosaOslo

STS - OSL

STSOSL

Santa Rosa Sonoma County

Tue 2/24

7:00 am-2:10 pm

2 stops46h 10m

Oslo Gardermoen

Sat 2/28

11:20 am-10:11 am

2 stops55h 51m

$880

Santa RosaOslo

STS - OSL

STSOSL

Santa Rosa Sonoma County

Tue 12/23

3:53 pm-10:40 pm

2 stops21h 47m

Oslo Gardermoen

Thu 1/1

11:45 am-12:18 am

2 stops45h 33m

$2,247

Santa RosaOslo

STS - OSL

STSOSL

Santa Rosa Sonoma County

Wed 12/24

7:00 am-10:55 am

2 stops42h 55m

Oslo Gardermoen

Thu 1/1

7:05 am-12:18 am

2 stops26h 13m

$2,445

Santa RosaOslo

STS - OSL

STSOSL

Santa Rosa Sonoma County

Tue 12/23

3:53 pm-10:40 pm

2 stops21h 47m

Oslo Gardermoen

Fri 1/2

7:10 am-12:18 am

2 stops26h 08m

$2,647

Santa RosaOslo

STS - OSL

STSOSL

Santa Rosa Sonoma County

Wed 12/24

7:00 am-10:55 am

2 stops42h 55m

Oslo Gardermoen

Fri 1/2

7:10 am-12:18 am

2 stops26h 08m

$2,845

Santa RosaOslo

STS - OSL

STSOSL

Santa Rosa Sonoma County

Tue 12/23

3:53 pm-10:40 pm

2 stops21h 47m

Oslo Gardermoen

Sat 1/3

11:20 am-12:18 am

2 stops45h 58m

$2,857

Santa RosaOslo

STS - OSL

STSOSL

Santa Rosa Sonoma County

Mon 12/22

3:53 pm-10:55 am

2 stops34h 02m

Oslo Gardermoen

Thu 1/1

11:45 am-12:18 am

2 stops45h 33m

$2,866

Santa RosaOslo

STS - OSL

STSOSL

Santa Rosa Sonoma County

Sun 12/21

8:17 pm-10:40 pm

2 stops41h 23m

Oslo Gardermoen

Sat 1/3

11:20 am-3:13 pm

2 stops36h 53m

$4,335

Santa RosaOslo

STS - OSL

STSOSL

Santa Rosa Sonoma County

Wed 12/24

3:53 pm-2:15 pm

2 stops37h 22m

$1,042

Santa RosaOslo

STS - OSL

STSOSL

Santa Rosa Sonoma County

Tue 12/23

3:53 pm-10:55 am

2 stops58h 02m

$1,211

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/25

Showing 1-10 of 14 results
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Best time to book a flight from Santa Rosa to Oslo

Have a flexible travel schedule? Discover the best time to fly to Oslo from Santa Rosa 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 Santa Rosa to Oslo

What is the cheapest month to book a flight from Santa Rosa to Oslo?

Currently, August is the cheapest month in which you can book a flight from Santa Rosa to Oslo (average of $392). Flying from Santa Rosa to Oslo in June is currently the most expensive (average of $771). 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 Santa Rosa to Oslo. 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 Santa Rosa to Oslo?

    Santa Rosa Sonoma County (STS) is the airport you will fly out of if you book a flight from Santa Rosa to Oslo. You should not have trouble finding flights to Oslo from Sonoma County; the airport handles an average of 0 outbound flights to Oslo per day. You should also have plenty of airline options to choose from since 0 airlines have flights from the Santa Rosa airport to Oslo. It is only a 7.2 mi journey to Sonoma County (STS) from Santa Rosa’s city center.

  • How long is the flight from Santa Rosa to Oslo?

    Airlines like American Airlines fly from Santa Rosa to Oslo in about 46h 10m. The time it takes to get you to your destination can typically vary by up to . The distance between Santa Rosa and Oslo is about 5131 mi.

  • Can I find deals for flights from Santa Rosa to Oslo that include hotel bookings?

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

  • How can I find direct flights from Santa Rosa to Oslo?

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

  • Can I find deals for business class flights from Santa Rosa to Oslo?

    Yes. Cheapflights offers flight deals from Santa Rosa to Oslo 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 Santa Rosa to Oslo?

    Currently, August is the cheapest month in which you can book a flight from Santa Rosa to Oslo (average of $392). Flying from Santa Rosa to Oslo in June is currently the most expensive (average of $771). 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

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