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Cheap flights from Seattle to San Diego from US$113
Alaska Airlines, Delta Air Lines and Southwest Airlines fly nonstop from Seattle to San Diego, about 85 flights a week. The flight takes around 5h 53m, and the cheapest one-way fare we found recently is US$113 on 7 Dec.
Direct flights available ~85 flights a week 5h 53m Cheapest in December Prices checked 14 days ago
Seattle to San Diego at a glance
Cheapest one-wayUS$113Frontier Airlines · 2 stops · Mon 7 DecCheapest returnUS$187Wed 25 Nov – Sun 29 NovFastest flight5h 53mFrontier Airlines · 2 stops
Nonstop flights85/wkAlaska Airlines, Delta Air Lines, Southwest Airlines
Airlines flying nonstop from Seattle to San Diego
3 airlines on this route, about 85 flights a week in total (observed over the last 4 weeks).
Cheapest dates from Seattle to San Diego
The lowest one-way fares found recently, cheapest first. Prices change; click through for the live fare.
Good to know
- Distance
- 1,692 km1,051 miles
- Flight time
- 5h 53mfastest found
- Time difference
- NoneSan Diego vs Seattle
- Currency in San Diego
- USD
- Airports
- SEA, BFI → SAN, CLD
Flights from Seattle to San Diego: questions answered
How much is a flight from Seattle to San Diego?
The cheapest one-way fare we found recently is US$113 with 2 stops, departing in December. Return trips start from US$187. Prices change constantly, so search your dates for the live fare.
Are there direct flights from Seattle to San Diego?
Yes. Alaska Airlines, Delta Air Lines and Southwest Airlines fly this route nonstop, with about 85 flights a week in each direction.
How long is the flight from Seattle to San Diego?
A nonstop flight covers 1,692 km and takes around 5h 53m.
Which airlines fly from Seattle to San Diego?
Alaska Airlines, Delta Air Lines and Southwest Airlines operate nonstop flights on this route.
Which airports serve Seattle and San Diego?
Seattle: Seattle–Tacoma International Airport (SEA) and King County International Airport - Boeing Field (BFI). San Diego: San Diego International Airport (SAN) and McClellan-Palomar Airport (CLD).





