CA $79 Cheap Flights from Seattle (SEA) to San Diego (SAN)

Popular airlines from Seattle-Tacoma International Airport (SEA) to San Diego Intl. Airport (SAN)

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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 $176 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Spirit Airlines
Spirit Airlines
Alaska Airlines
Hawaiian Airlines
Spirit Airlines
Spirit Airlines
Spirit Airlines
Hawaiian Airlines
Delta
American Airlines

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

November is typically the cheapest month to fly

From CA $111 - CA $373 per traveller.

Graph displaying average flight prices per month

Flight from Seattle to San Diego (SEA - SAN) route information
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 $175
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 $176 rising to CA $217.  

Here are more money-saving tips: 

  • Fly in August 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

How much is a flight from Sea-Tac Airport to San Diego Airport?
Based on fares listed within the last 7 days on Expedia for flights departing within the next year, round-trip journeys from Sea-Tac Airport to San Diego Airport start from CA $176. Make your booking ASAP to secure the best price for your adventure. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Sea-Tac Airport to San Diego Intl. Airport (SAN)?
Each air carrier has its own terms and conditions. If you do decide to cancel, follow the easy instructions on our Customer Service Portal.
How do I find cheap flights from Seattle - Tacoma Intl. Airport (SEA) to San Diego Intl. Airport (SAN) that have flexible change policies?
Many airlines will allow you to move your flight without a change fee. All you pay is the cost difference between flights. When looking for Seattle - Tacoma Intl. Airport (SEA) to San Diego Airport flights, you'll see a "No change fees" box for you to pick.
How many hours is the flight from SEA to San Diego Intl. Airport (SAN)?
It only takes around 2 hours and 48 minutes to fly from SEA to San Diego Intl. Airport (SAN) --- perfect for a quick snooze. You'll be landing in San Diego by the time you wake up.
How far is the flight from Sea-Tac Airport to San Diego Airport?
It's around 1,700 kilometres between SeaTac and San Diego, so expect to be in your seat for a while. Keep yourself occupied with things like a magazine or a gripping book.
Which airlines fly direct from SEA to San Diego Intl. Airport (SAN)?
A leading airline that services the route from SEA to SAN is Alaska Airlines (AS). It offers 213 monthly flights. Offering 134 flights each month along this route, Delta (DL) is another good choice.
Are Sea-Tac Airport to SAN flight tickets cheaper when they're purchased at the last minute?
It is possible to get a great last-minute deal from Sea-Tac Airport to San Diego Airport, but it can also be hit-or-miss. As many airlines release prices up to a year in advance, it's worthwhile keeping an eye on fares early and being ready to book when you spot a bargain. Expedia compares air carrier prices and updates flight deals regularly, so you can rest assured you're always getting the latest offers.

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San Diego nearby Airports
Seattle nearby Airports

Seattle Paine Field Intl. Airport

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