Flights to San Jose from Washington - ￥18,440

View ￥18,440 flight on Tue, Jul 29, 2025Opens in a new window

Popular airlines from Washington to San Jose

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Cheap Flights from Washington to San Jose (WAS-SJC)

Prices were available within the past 7 days and start at ￥18,440 for one-way flights and ￥38,390 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Tue, Sep 9 - Fri, Sep 12
DCA
Washington
SJC
San Jose
￥38,390 Roundtrip, found 1 day ago
￥38,390
Roundtrip
found 1 day ago
Select American Airlines flight, departing Tue, Sep 9 from Washington to San Jose, returning Fri, Sep 12, priced at ￥38,390 found 1 day ago
American Airlines
Tue, Sep 9 - Fri, Sep 12
DCA
Washington
SJC
San Jose
￥39,150 Roundtrip, found 1 day ago
￥39,150
Roundtrip
found 1 day ago
Select American Airlines flight, departing Tue, Sep 9 from Washington to San Jose, returning Fri, Sep 12, priced at ￥39,150 found 1 day ago
Delta
Wed, Jul 23 - Mon, Jul 28
IAD
Washington
SJC
San Jose
￥40,330 Roundtrip, found 1 day ago
￥40,330
Roundtrip
found 1 day ago
Select Delta flight, departing Wed, Jul 23 from Washington to San Jose, returning Mon, Jul 28, priced at ￥40,330 found 1 day ago
Delta
Tue, Sep 9 - Fri, Sep 12
DCA
Washington
SJC
San Jose
￥40,330 Roundtrip, found 1 day ago
￥40,330
Roundtrip
found 1 day ago
Select Delta flight, departing Tue, Sep 9 from Washington to San Jose, returning Fri, Sep 12, priced at ￥40,330 found 1 day ago
United
Tue, Sep 9 - Fri, Sep 12
DCA
Washington
SJC
San Jose
￥45,810 Roundtrip, found 1 day ago
￥45,810
Roundtrip
found 1 day ago
Select United flight, departing Tue, Sep 9 from Washington to San Jose, returning Fri, Sep 12, priced at ￥45,810 found 1 day ago
Hawaiian Airlines
Tue, Jul 29 - Tue, Aug 12
IAD
Washington
SFO
San Francisco
￥45,980 Roundtrip, found 5 days ago
￥45,980
Roundtrip
found 5 days ago
Select Hawaiian Airlines flight, departing Tue, Jul 29 from Washington to San Francisco, returning Tue, Aug 12, priced at ￥45,980 found 5 days ago

Find the cheapest month to fly from Washington (WAS) to San Jose (SJC)

September is typically the cheapest month to fly

From ￥14,709 - ￥42,544 per traveler.

Graph displaying average flight prices per month

*Available to Expedia members.