Cheap flights from Oslo to Blake Island from CA $750

View CA $750 flight on Wed, Mar. 18, 2026Opens in a new window

Popular airlines from Oslo to Blake Island

  • Air Canada

    Air Canada

  • WestJet

    WestJet

  • Flair Airlines

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  • American Airlines

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  • United

    United

  • Delta

    Delta

  • Porter Airlines

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Cheap flights from Oslo (OSL) to Blake Island (SEA)

Prices were available within the past 7 days and start at CA $750 for one-way flights and CA $620 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Icelandair
Wed, Sep. 17 - Thu, Oct. 2
OSL
Oslo
SEA
Seattle
CA $620 Roundtrip, found 3 days ago
CA $620
Roundtrip
found 3 days ago
Select Icelandair flight, departing Wed, Sep. 17 from Oslo to Seattle, returning Thu, Oct. 2, priced at CA $620 found 3 days ago
Lufthansa
Wed, Sep. 17 - Thu, Oct. 2
OSL
Oslo
SEA
Seattle
CA $725 Roundtrip, found 3 days ago
CA $725
Roundtrip
found 3 days ago
Select Lufthansa flight, departing Wed, Sep. 17 from Oslo to Seattle, returning Thu, Oct. 2, priced at CA $725 found 3 days ago
Air Canada
Wed, Sep. 17 - Thu, Oct. 2
OSL
Oslo
SEA
Seattle
CA $792 Roundtrip, found 3 days ago
CA $792
Roundtrip
found 3 days ago
Select Air Canada flight, departing Wed, Sep. 17 from Oslo to Seattle, returning Thu, Oct. 2, priced at CA $792 found 3 days ago
Swiss International Air Lines
Sat, Jul. 19 - Sat, Jul. 26
OSL
Oslo
SEA
Seattle
CA $810 Roundtrip, found 2 days ago
CA $810
Roundtrip
found 2 days ago
Select Swiss International Air Lines flight, departing Sat, Jul. 19 from Oslo to Seattle, returning Sat, Jul. 26, priced at CA $810 found 2 days ago
British Airways
Wed, Aug. 13 - Fri, Nov. 28
OSL
Oslo
SEA
Seattle
CA $812 Roundtrip, found 6 days ago
CA $812
Roundtrip
found 6 days ago
Select British Airways flight, departing Wed, Aug. 13 from Oslo to Seattle, returning Fri, Nov. 28, priced at CA $812 found 6 days ago
Scandinavian Airlines
Wed, Aug. 13 - Fri, Nov. 28
OSL
Oslo
SEA
Seattle
CA $898 Roundtrip, found 6 days ago
CA $898
Roundtrip
found 6 days ago
Select Scandinavian Airlines flight, departing Wed, Aug. 13 from Oslo to Seattle, returning Fri, Nov. 28, priced at CA $898 found 6 days ago

Find the cheapest month to fly from Oslo (OSL) to Seattle (SEA)

May is typically the cheapest month to fly

From CA $530 - CA $1,100 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.