Cheap Flights from Seattle to Redwood City

View €69 flight on Thu, 7 Aug 2025Opens in a new window

Popular airlines from Seattle to Redwood City

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Cheap flights from Seattle to Redwood City (SEA-SJC)

Prices were available within the past 7 days and start at €69 for one-way flights and €120 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Thu, 14 Aug - Sun, 17 Aug
SEA
Seattle
SFO
San Francisco
€120 Return, just found
€120
Return
just found
Select Delta flight, departing Thu, 14 Aug from Seattle to San Francisco, returning Sun, 17 Aug, priced at €120 just found
Delta
Thu, 7 Aug - Mon, 11 Aug
SEA
Seattle
SJC
San Jose
€137 Return, found 5 days ago
€137
Return
found 5 days ago
Select Delta flight, departing Thu, 7 Aug from Seattle to San Jose, returning Mon, 11 Aug, priced at €137 found 5 days ago
American Airlines
Thu, 14 Aug - Sun, 17 Aug
SEA
Seattle
SJC
San Jose
€147 Return, found 2 days ago
€147
Return
found 2 days ago
Select American Airlines flight, departing Thu, 14 Aug from Seattle to San Jose, returning Sun, 17 Aug, priced at €147 found 2 days ago
United
Tue, 12 Aug - Thu, 14 Aug
SEA
Seattle
SFO
San Francisco
€178 Return, found 1 day ago
€178
Return
found 1 day ago
Select United flight, departing Tue, 12 Aug from Seattle to San Francisco, returning Thu, 14 Aug, priced at €178 found 1 day ago
Alaska Airlines
Thu, 7 Aug - Mon, 11 Aug
PAE
Seattle
SJC
San Jose
€600 Return, found 5 days ago
€600
Return
found 5 days ago
Select Alaska Airlines flight, departing Thu, 7 Aug from Seattle to San Jose, returning Mon, 11 Aug, priced at €600 found 5 days ago
Hawaiian Airlines
Thu, 14 Aug - Sun, 17 Aug
SEA
Seattle
SJC
San Jose
€1,241 Return, found 2 days ago
€1,241
Return
found 2 days ago
Select Hawaiian Airlines flight, departing Thu, 14 Aug from Seattle to San Jose, returning Sun, 17 Aug, priced at €1,241 found 2 days ago

Find the cheapest month to fly from Seattle (SEA) to Los Angeles (LAX)

January is typically the cheapest month to fly

From €42 - €207 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.