Cheap flights from Oslo to Treasure Island from CA $431

View CA $431 flight on Tue, Sep. 2, 2025Opens in a new window

Popular airlines from Oslo to Treasure Island

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Cheap flights from Oslo (OSL) to Treasure Island (SJC)

Prices were available within the past 7 days and start at CA $431 for one-way flights and CA $640 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Lufthansa
Tue, Nov. 4 - Thu, Nov. 20
OSL
Oslo
SFO
San Francisco
CA $640 Roundtrip, found 3 days ago
CA $640
Roundtrip
found 3 days ago
Select Lufthansa flight, departing Tue, Nov. 4 from Oslo to San Francisco, returning Thu, Nov. 20, priced at CA $640 found 3 days ago
British Airways
Tue, Nov. 4 - Thu, Nov. 20
OSL
Oslo
SFO
San Francisco
CA $645 Roundtrip, found 3 days ago
CA $645
Roundtrip
found 3 days ago
Select British Airways flight, departing Tue, Nov. 4 from Oslo to San Francisco, returning Thu, Nov. 20, priced at CA $645 found 3 days ago
Swiss International Air Lines
Wed, Feb. 4 - Sun, Feb. 8
OSL
Oslo
SFO
San Francisco
CA $654 Roundtrip, found 1 day ago
CA $654
Roundtrip
found 1 day ago
Select Swiss International Air Lines flight, departing Wed, Feb. 4 from Oslo to San Francisco, returning Sun, Feb. 8, priced at CA $654 found 1 day ago
American Airlines
Mon, Dec. 29 - Thu, Jan. 8
OSL
Oslo
SFO
San Francisco
CA $669 Roundtrip, found 1 day ago
CA $669
Roundtrip
found 1 day ago
Select American Airlines flight, departing Mon, Dec. 29 from Oslo to San Francisco, returning Thu, Jan. 8, priced at CA $669 found 1 day ago
Air Canada
Tue, Nov. 4 - Thu, Nov. 20
OSL
Oslo
SFO
San Francisco
CA $681 Roundtrip, found 3 days ago
CA $681
Roundtrip
found 3 days ago
Select Air Canada flight, departing Tue, Nov. 4 from Oslo to San Francisco, returning Thu, Nov. 20, priced at CA $681 found 3 days ago
Scandinavian Airlines
Wed, Feb. 4 - Sun, Feb. 8
OSL
Oslo
SFO
San Francisco
CA $700 Roundtrip, found 1 day ago
CA $700
Roundtrip
found 1 day ago
Select Scandinavian Airlines flight, departing Wed, Feb. 4 from Oslo to San Francisco, returning Sun, Feb. 8, priced at CA $700 found 1 day ago

Find the cheapest month to fly from Oslo (OSL) to San Francisco (SFO)

February is typically the cheapest month to fly

From CA $515 - CA $1,147 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.