Cheap flights from Seattle to San Diego

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Flight prices from Seattle to San Diego

There’s no fixed price — fares between Seattle and San Diego can vary a lot by day or time.

Choose a date to explore the best fares now.

The lowest fares are often found with some flexibility in travel dates. If your plans are flexible, you’ll have a better chance of finding cheap flights.

Flying from or to Seattle and San Diego? Here are your airport options

Knowing your full list of nearby airports can make flight planning easier, especially when routes vary.

  • Airports in Seattle: You have 2 departure options - Boeing Field, Lake Union.
  • Airports in San Diego: McClellan-Palomar is a secondary arrival airport.

For families or those traveling with assistance, smaller airports can be easier to navigate. Cities served by multiple airports often allow for more flexible travel planning.

Flights from Seattle - Tacoma to San Diego - International

Plan your journey from Seattle to San Diego with ease

Use Jetcost to tailor your search — direct or connecting flights, round-trip or one-way, filtered by airline, price, travel time, or agency.

Other popular destinations

Exploring options in United States? These cities are trending: Las Vegas, Los Angeles, Miami, New York City, Orlando.

Flight availability can change quickly — refresh the results if you’ve been away from the page for a while.
Frequently Asked Questions

Frequently asked questions about flights from Seattle to San Diego.

How much does an airline ticket from Seattle to San Diego cost?

Flight prices can vary a lot depending on the period and destination. At the moment, this information is not available for flights from Seattle to San Diego.

How far is Seattle from San Diego?

Seattle is about 1692 km from San Diego.

What are the airports in San Diego?

San Diego has another airport: McClellan-Palomar.

What are the airports in Seattle?

Seattle has 2 airports: Boeing Field, Lake Union.

What are the most popular cities in United States?

The most popular cities in United States according to our users' searches are: Las Vegas, Los Angeles, Miami, New York City, Orlando.

When should I book a flight from Seattle to San Diego?

This information is not available at the moment.

What is the cheapest month to fly from Seattle to San Diego?

This information is not available at the moment.

What is the most expensive month to fly from Seattle to San Diego?

This information is not available at the moment.

What is the best day of the week to fly from Seattle to San Diego?

This information is not available at the moment.