OSL to SEA from $648 in economy

AFAir France

DLDelta Air Lines

KLKLM

Round Trip•Economy

OSL

Oslo Airport, Gardermoen

Oslo, Norway

SEA

Seattle–Tacoma International Airport

Seattle / Tacoma, United States

$821 USD

-21%$648 USD

Verified 14 days ago

July 2026

Today

Mon

Tue

Wed

Thu

Fri

Sat

Sun

29 30 1 2 3 4 5$2,655 6$1,235 7$1,224 8$1,097 9$1,097 10$1,097 11$1,097 12$996 13$996 14$985 15$985 16$985 17$985 18$985 19$896 20$896 21$885 22$885 23$885 24$885 25$885 26$896 27$896 28$885 29$885 30$885 31$885 1$998 2$959

Good Availability

51% of dates checked are available within 10% of the lowest price

Thursday, July 23rd, 2026

6 round-trip options

Returning

Tue, Jul 28, 2026•5 Day Trip

$890 USD

Google Flights

Returning

Wed, Jul 29, 2026•6 Day Trip

$885 USD

Google Flights

Returning

Thu, Jul 30, 2026•7 Day Trip

$954 USD

Google Flights

Returning

Fri, Jul 31, 2026•8 Day Trip

$1,007 USD

Google Flights

Returning

Sat, Aug 1, 2026•9 Day Trip

$901 USD

Google Flights

Returning

Sun, Aug 2, 2026•10 Day Trip

$886 USD

Google Flights

Oslo (OSL) to Seattle / Tacoma (SEA) flight deal in economy from $648

Oslo Airport, Gardermoen

Seattle–Tacoma International Airport

July 2026

Thursday, July 23rd, 2026