
Popular airlines from Seattle-Tacoma International Airport (SEA) to San Diego Intl. Airport (SAN)
- Alaska Airlines
Alaska Airlines
- Delta
Delta
- American Airlines
American Airlines
- United
United
- Spirit Airlines
Spirit Airlines
- Hawaiian Airlines
Hawaiian Airlines
- Plan, book, fly with confidence
trending down icon Be in the knowGet alerts if flight prices drop or rise*bex rewards loyalty icon Book smarterSave up to 30% on select hotels after you book a flight*payments icon
Cheap flights from Seattle (SEA) to San Diego (SAN)
Prices were available within the past 7 days and start at CA $79 for one-way flights and CA $172 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.










Find the cheapest month to fly from Seattle (SEA) to San Diego (SAN)
November is typically the cheapest month to fly
Graph displaying average flight prices per month
Origin airport | Seattle - Tacoma Intl. |
Destination airport | San Diego Intl. |
Airlines serving | Alaska Airlines, American Airlines, Delta, Hawaiian Airlines, Spirit Airlines, United |
Roundtrip price | CA $172 |
Distance | 1681 km |
Average flight time | 2 hours 51 mins |
Seattle to San Diego Flights
The easy way to book your flights from Seattle to San Diego
With Expedia, it’s simple to find and book flights to San Diego from Seattle whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are American Airlines, Condor, Qatar Airways, JAL, Icelandair, Air France, Delta Air Lines, Alaska Airlines, SAS, Finnair, Hawaiian Airlines, Korean Air, Air Tahiti Nui, WestJet, Virgin Atlantic, British Airways nonstop flights to San Diego Intl., too.
Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Seattle to San Diego today, tomorrow, or this week.
Save dollars with cheap flights from Seattle - Tacoma Intl., SEA to San Diego Intl., SAN
Sort your search results by price to find great deals on your flight from Seattle to San Diego—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to San Diego from Seattle currently is just CA $172 rising to CA $217.
Here are more money-saving tips:
- Fly in July when flight prices are normally at their lowest
- Book about a month to 6 weeks before you travel for the best prices to San Diego
- Avoid peak season and weekends when flights can cost more
- Early morning and late-night flights are sometimes cheaper, so try varying your travel times
- One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free!
Reasons to choose Expedia for your flight to San Diego from Seattle
Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to San Diego with Expedia today.
Frequently asked questions
Explore a world of travel with Expedia
- Trending Routes
- Trending Flights
- Top Flights Destinations
- Other Airlines
- Main Airports for Flights
- Cheap Flights from Other Airports
- Expedia's Latest Trends
Top Routes from Seattle
- Seattle to Mumbai (SEA - BOM)
- Seattle to Newark Liberty Intl. Airport (SEA - EWR)
- Seattle to Los Angeles (SEA - LAX)
- Seattle to Miami (SEA - MIA)
- Seattle to Fort Lauderdale (SEA - FLL)
- Seattle to Taipei (SEA - TPE)
- Seattle to Delhi (SEA - DEL)
- Seattle to Istanbul (SEA - IST)
- Seattle to New York (SEA - JFK)
- Seattle to Dubai (SEA - DXB)
- Seattle to Dublin (SEA - DUB)
- Seattle to Tokyo (SEA - NRT)
Top Routes to San Diego
- Ottawa to San Diego (YOW - SAN)
- Calgary to San Diego (YYC - SAN)
- Kelowna to San Diego (YLW - SAN)
- Detroit to San Diego (DTW - SAN)
- Saskatoon to San Diego (YXE - SAN)
- Winnipeg to San Diego (YWG - SAN)
- Halifax to San Diego (YHZ - SAN)
- Victoria to San Diego (YYJ - SAN)
- Montreal to San Diego (YUL - SAN)
- Buffalo to San Diego (BUF - SAN)
- Vancouver to San Diego (YVR - SAN)
- Kitchener to San Diego (YKF - SAN)
Top Routes to San Diego
- WestJet Ottawa to San Diego
- Alaska Airlines Calgary to San Diego
- JetBlue Airways Detroit to San Diego
- WestJet Saskatoon to San Diego
- Alaska Airlines Victoria to San Diego
- American Airlines Montreal to San Diego
- JetBlue Airways Buffalo to San Diego
- Alaska Airlines Vancouver to San Diego
- WestJet Abbotsford to San Diego
- Delta Toronto to San Diego
Top Flight Destinations
- Flights to Las Vegas
- Flights to New York
- Flights to Orlando
- Flights to Myrtle Beach
- Flights to Chicago
- Flights to San Diego
- Flights to Panama City Beach
- Flights to Destin
- Flights to Los Angeles
- Flights to Ocean City
- Flights to Miami
- Flights to Gulf Shores
- Flights to Boston
- Flights to Nashville
- Flights to Pigeon Forge
- Flights to San Francisco
- Flights to Atlanta
- Flights to Houston
- Flights to Virginia Beach
- Flights to Atlantic City
Carlsbad
Seattle Paine Field Intl. Airport
Expedia's Latest Trends
- Flights from Ottawa to Las Vegas
- Flights from Vancouver to San Diego
- Flights from Vancouver to Las Vegas
- Flights from Toronto to Philadelphia
- Flights from Edmonton to Los Angeles
- Flights from Toronto to Seattle
- Flights from Toronto to San Diego
- Flights from Toronto to Myrtle Beach
- Flights from Toronto to New York
- Flights from Montreal to Las Vegas
- Flights from Detroit to Las Vegas
- Flights from Vancouver to Seattle
- Flights from Calgary to Los Angeles
- Flights from Montreal to Fort Lauderdale
- Flights from Winnipeg to Las Vegas
- Flights from Montreal to Los Angeles
- Flights from Winnipeg to Los Angeles
- Flights from Calgary to Seattle
- Flights from Los Angeles to Toronto
- Flights from Buffalo to Fort Lauderdale
- Flights from Toronto to Fort Lauderdale
- Flights from Calgary to San Francisco
- Flights from Bellingham to Las Vegas
- Flights from Seattle to Delhi
- Flights from Vancouver to Palm Springs
- Flights from Vancouver to Los Angeles
- Flights from Vancouver to Dallas
- Flights from Toronto to Las Vegas
- Flights from Toronto to Los Angeles
- Flights from Edmonton to Seattle