- Be in the knowGet alerts if flight prices drop or rise*
- Book smarterSave up to 15% on select hotels after you book a flight*
Plan, book, fly with confidence
Cheap flights from Seattle to San Diego (SEA-SAN)
Prices were available within the past 7 days and start at €92 for one-way flights and €144 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.
Tue, 25 Jun - Wed, 26 Jun
SEA
Seattle
SAN
San Diego
€144 Return, found 14 hours ago
€144
Return
found 14 hours ago
Mon, 24 Jun - Wed, 26 Jun
SEA
Seattle
SAN
San Diego
€145 Return, found 14 hours ago
€145
Return
found 14 hours ago
Tue, 25 Jun - Thu, 27 Jun
SEA
Seattle
SAN
San Diego
€151 Return, found 14 hours ago
€151
Return
found 14 hours ago
Wed, 26 Jun - Thu, 27 Jun
SEA
Seattle
SAN
San Diego
€152 Return, found 14 hours ago
€152
Return
found 14 hours ago
Sat, 22 Jun - Fri, 28 Jun
SEA
Seattle
SAN
San Diego
€158 Return, found 14 hours ago
€158
Return
found 14 hours ago
Sat, 22 Jun - Mon, 24 Jun
SEA
Seattle
SAN
San Diego
€162 Return, found 14 hours ago
€162
Return
found 14 hours ago
Nearby Cities
Expedia's Latest Trends
Hotels
Flights
Cars
*Available to Expedia members.