Cheap Flights from Osaka to North Seattle: OSA→SEA from HK$3,925

View HK$3,925 flight on Fri, 6 Feb 2026Opens in a new window

Popular airlines from Osaka to North Seattle

  • Hawaiian Airlines

    Hawaiian Airlines

  • All Nippon Airways

    All Nippon Airways

  • United

    United

  • Starlux Airlines

    Starlux Airlines

  • Asiana Airlines

    Asiana Airlines

  • EVA Airways

    EVA Airways

  • Korean Air

    Korean Air

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Find Cheap Flights from Osaka (OSA) to North Seattle (SEA)

Prices were available within the past 7 days and start at HK$3,925 for one-way flights and HK$6,390 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Philippine Airlines
Fri, 6 Feb - Sun, 15 Feb
KIX
Osaka
SEA
Seattle
HK$6,390 Return, found 5 days ago
HK$6,390
Return
found 5 days ago
Select Philippine Airlines flight, departing Fri, 6 Feb from Osaka to Seattle, returning Sun, 15 Feb, priced at HK$6,390 found 5 days ago
STARLUX Airlines
Fri, 6 Feb - Sun, 15 Feb
KIX
Osaka
SEA
Seattle
HK$6,635 Return, found 5 days ago
HK$6,635
Return
found 5 days ago
Select STARLUX Airlines flight, departing Fri, 6 Feb from Osaka to Seattle, returning Sun, 15 Feb, priced at HK$6,635 found 5 days ago
American Airlines
Fri, 6 Feb - Sun, 15 Feb
ITM
Osaka
SEA
Seattle
HK$7,082 Return, found 5 days ago
HK$7,082
Return
found 5 days ago
Select American Airlines flight, departing Fri, 6 Feb from Osaka to Seattle, returning Sun, 15 Feb, priced at HK$7,082 found 5 days ago
EVA Airways
Wed, 10 Sep - Sat, 13 Sep
KIX
Osaka
SEA
Seattle
HK$7,093 Return, found 18 hours ago
HK$7,093
Return
found 18 hours ago
Select EVA Airways flight, departing Wed, 10 Sep from Osaka to Seattle, returning Sat, 13 Sep, priced at HK$7,093 found 18 hours ago
Asiana Airlines
Wed, 10 Sep - Sat, 13 Sep
KIX
Osaka
SEA
Seattle
HK$7,212 Return, found 18 hours ago
HK$7,212
Return
found 18 hours ago
Select Asiana Airlines flight, departing Wed, 10 Sep from Osaka to Seattle, returning Sat, 13 Sep, priced at HK$7,212 found 18 hours ago
EVA Airways
Fri, 6 Feb - Sun, 15 Feb
UKB
Kobe
SEA
Seattle
HK$7,482 Return, found 5 days ago
HK$7,482
Return
found 5 days ago
Select EVA Airways flight, departing Fri, 6 Feb from Kobe to Seattle, returning Sun, 15 Feb, priced at HK$7,482 found 5 days ago

Find the cheapest month to fly from Osaka (OSA) to Seattle (SEA)

May is typically the cheapest month to fly

From HK$5,316 - HK$8,658 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.