Cheap flights from Seattle, WA to San Diego, CA
Make your travel wishlist, we'll do the rest
Hidden deals
Kiwi-Code uncovers prices airlines don't want you to see.
Effortless booking
Use our flexible filters to tailor your search.
Travel hacking
Look out for the travel hack star icon for even cheaper fares.
Tips to know when travelling to San Diego
Cheapest one-way trip | $100 |
---|---|
Cheapest nonstop round-trip | $121 |
Cheapest round-trip | $195 |
Average round-trip | $235 |
Nonstop flights in June | $121 – $269 |
Search by stops
- Nonstop
- Up to 1 stop
- Up to 2 stops
Search by carrier
Search by price
Search by departure date
Receive exclusive deals by email
By subscribing you agree to receive offers according to the conditions described in our Privacy Policy.
Travelers usually depart from Seattle–Tacoma International, or Kenmore Air Harbor Seaplane Base when they travel from Seattle to San Diego. Book your trip to arrive at San Diego International, or McClellan–Palomar. The distance between Seattle and San Diego is 1694 km. The most popular airlines for this route are Alaska Airlines, and Spirit Airlines. Seattle and San Diego have 70 direct flights per week.
Weekly direct flights
Discover the top airlines offering direct flights from Seattle to San Diego in the next month. You’ll find the number of daily direct flights per airline in the table.
Weekly direct flights for Sun 26.05 - Sat 01.06
Airline | Sun 26.05 | Mon 27.05 | Tue 28.05 | Wed 29.05 | Thu 30.05 | Fri 31.05 | Sat 01.06 |
---|---|---|---|---|---|---|---|
2 | 1 | --- | 1 | 10 | --- | --- |
Weekly direct flights for Sun 02.06 - Sat 08.06
Airline | Sun 02.06 | Mon 03.06 | Tue 04.06 | Wed 05.06 | Thu 06.06 | Fri 07.06 | Sat 08.06 |
---|---|---|---|---|---|---|---|
--- | --- | --- | --- | 10 | 10 | 7 |
Weekly direct flights for Sun 09.06 - Sat 15.06
Airline | Sun 09.06 | Mon 10.06 | Tue 11.06 | Wed 12.06 | Thu 13.06 | Fri 14.06 | Sat 15.06 |
---|---|---|---|---|---|---|---|
10 | 10 | 7 | 7 | 10 | 10 | 7 |
Weekly direct flights for Sun 16.06 - Sat 22.06
Airline | Sun 16.06 | Mon 17.06 | Tue 18.06 | Wed 19.06 | Thu 20.06 | Fri 21.06 | Sat 22.06 |
---|---|---|---|---|---|---|---|
9 | 10 | 10 | 9 | 10 | 10 | 7 |
Check-in for a flight from Seattle to San Diego
Name | Carrier code | IATA Code | Passport needed during booking | Online check-in available |
---|---|---|---|---|
Alaska Airlines | ASA | AS | No | Opens 24 days before flight Closes 1 hours before flight |
Spirit Airlines | NKS | NK | No | Opens 24 days before flight Closes 1 hours before flight |
Weather in San Diego
Average Weather
Month | Average monthly max temperature | Average monthly min temperature |
January | 18°C | 10°C |
February | 17°C | 10°C |
March | 18°C | 11°C |
April | 19°C | 12°C |
May | 20°C | 14°C |
June | 22°C | 16°C |
July | 24°C | 18°C |
August | 25°C | 19°C |
September | 25°C | 19°C |
October | 23°C | 16°C |
November | 21°C | 13°C |
December | 17°C | 11°C |
14 day forecast
Frequently asked questions
Planning a trip? Thanks to our Virtual Interlining algorithm, we offer billions of route combinations between any A and any B in the world by plane, train, and bus. Find the cheapest routes and best deals for you, as well as the best dates on which to travel.
Explore alternative trips
Flights from Seattle
- Flights from Seattle to Denver
- Flights from Seattle to Las Vegas
- Flights from Seattle to Mexico City
- Flights from Seattle to Orlando
- Flights from Seattle to Atlanta
- Flights from Seattle to Austin
- Flights from Seattle to London
- Flights from Seattle to Houston
- Flights from Seattle to Paris
- Flights from Seattle to Barcelona
- Flights from Seattle to Rome
- Flights from Seattle to Los Angeles
- Flights from Seattle to Phoenix
- Flights from Seattle to Washington, D.C.
- Flights from Seattle to Detroit
- Flights from Seattle to Madrid
- Flights from Seattle to Dublin
- Flights from Seattle to Minneapolis
- Flights from Seattle to Cleveland
- Flights from Seattle to Guadalajara
Flights to San Diego
- Flights from Denver to San Diego
- Flights from Las Vegas to San Diego
- Flights from Austin to San Diego
- Flights from Cincinnati to San Diego
- Flights from Philadelphia to San Diego
- Flights from New York to San Diego
- Flights from Phoenix to San Diego
- Flights from Charlotte to San Diego
- Flights from Washington, D.C. to San Diego
- Flights from Atlanta to San Diego
- Flights from Raleigh to San Diego
- Flights from Chicago to San Diego
- Flights from Orlando to San Diego
- Flights from San Antonio to San Diego
- Flights from Detroit to San Diego
- Flights from Dallas to San Diego
- Flights from St. Louis to San Diego
- Flights from Cleveland to San Diego
- Flights from Salt Lake City to San Diego
- Flights from Minneapolis to San Diego