Flights to San Diego from Seattle from RM461

View RM461 flight on Wed, 20 Aug 2025Opens in a new window

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Cheap Flights from Seattle to San Diego (SEA-SAN)

Prices were available within the past 7 days and start at RM461 for one-way flights and RM837 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Thu, 21 Aug - Sun, 24 Aug
SEA
Seattle
SAN
San Diego
RM837 Return, found 11 hours ago
RM837
Return
found 11 hours ago
Select Delta flight, departing Thu, 21 Aug from Seattle to San Diego, returning Sun, 24 Aug, priced at RM837 found 11 hours ago
Delta
Wed, 20 Aug - Sat, 23 Aug
SEA
Seattle
SAN
San Diego
RM880 Return, found 11 hours ago
RM880
Return
found 11 hours ago
Select Delta flight, departing Wed, 20 Aug from Seattle to San Diego, returning Sat, 23 Aug, priced at RM880 found 11 hours ago
Delta
Wed, 20 Aug - Sat, 23 Aug
SEA
Seattle
SAN
San Diego
RM1,048 Return, found 11 hours ago
RM1,048
Return
found 11 hours ago
Select Delta flight, departing Wed, 20 Aug from Seattle to San Diego, returning Sat, 23 Aug, priced at RM1,048 found 11 hours ago
Delta
Thu, 21 Aug - Sun, 24 Aug
SEA
Seattle
SAN
San Diego
RM1,053 Return, found 11 hours ago
RM1,053
Return
found 11 hours ago
Select Delta flight, departing Thu, 21 Aug from Seattle to San Diego, returning Sun, 24 Aug, priced at RM1,053 found 11 hours ago
United
Wed, 20 Aug - Sat, 23 Aug
SEA
Seattle
SAN
San Diego
RM1,091 Return, found 11 hours ago
RM1,091
Return
found 11 hours ago
Select United flight, departing Wed, 20 Aug from Seattle to San Diego, returning Sat, 23 Aug, priced at RM1,091 found 11 hours ago
American Airlines
Wed, 20 Aug - Sat, 23 Aug
SEA
Seattle
SAN
San Diego
RM1,113 Return, found 11 hours ago
RM1,113
Return
found 11 hours ago
Select American Airlines flight, departing Wed, 20 Aug from Seattle to San Diego, returning Sat, 23 Aug, priced at RM1,113 found 11 hours ago

Find the cheapest month to fly from Seattle (SEA) to San Diego (SAN)

November is typically the cheapest month to fly

From RM 343 - RM 1,157 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.