Flyus.com searches for the lowest fares from hundreds of airlines to offer you cheap, competitive airfares to your desired destinations, no matter where you're headed. Tell us where you want to go and our interactive Price Tracker tool will point you to the best time to fly to save you time and money!

Good to Know - Flights from Seattle to San Diego

Good Deal:
$ 124.99
or less (round trip)

Cheapest Day of the Month to Book Flights



Top Tips for Finding Cheap Flights from Seattle to San Diego

Looking for cheap airfare from Seattle to San Diego? 25% of our users found round-trip tickets to San Diego for the following price or less: $ 124.99 Book at least 4 weeks before departure in order to get a below-average price. Enter your preferred departure airport and travel dates into the search form above to unlock the latest Seattle to San Diego flight deals.

FAQs - Booking from Seattle to San Diego flights

What is the cheapest flight Seattle to San Diego?:
The cheapest flight Seattle to San Diego found on flyus.com in the last 72 hours was $124.99 round-trip.
 
 

Find cheap flights from Seattle to San Diego and book discounted airfare from different cities all over the United States. Explore airline ticket deals on flight routes all over the World! At Flyus, we take pride in helping you discover and book the best flight deals for your next trip at the cheapest price. We make booking flights from different departures easy and provide you with peace of mind with our Best Purchase Guarantee.

Where do you want to fly next?

Cheapest Flights
from Seattle, United States (SEA) to:

  • San Diego, United States (SAN)
    Feb 20, 25 - Feb 25, 25
    $124.99
    Search

  • San Diego, United States (SAN)
    Jan 31, 25 - Feb 03, 25
    $124.99
    Search

  • San Diego, United States (SAN)
    Jan 22, 25 - Jan 29, 25
    $124.99
    Search

  • San Diego, United States (SAN)
    Feb 01, 25 - Feb 08, 25
    $124.99
    Search

  • San Diego, United States (SAN)
    Feb 18, 25 - Feb 22, 25
    $124.99
    Search