sea-to-san

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The cheapest times to fly from SEA to SAN are

  • January 1st to March 11th (except the week of February 12th)
  • April 23rd to June 3rd (except the weeks of May 7th and May 14th)
  • August 27th to November 18th

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from SEA to SAN is late October. Prices can be as high as $442 for Sunday flights during mid December, or as low as $117 for Tuesday flights around late October.

 

When to Fly to San Diego

Flying from Seattle, WA (SEA) to San Diego, CA (SAN) will usually cost between $142 to $302 per person if booking more than four weeks in advance. On average the very cheapest time to fly is late October with an average ticket price of $150. Due to high demand the most expensive time to fly is mid December, with an average price of $302. Planning your trip to low-cost times can easily save you $152 on economy flights and even more on first-class flights. Generally, any price below $177 can be considered a good price for a round-trip SEA to SAN flight.

See below for a graph of average weekly prices for the SEA to SAN route. All prices are for round-trip tickets in USD.

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SEA to SAN Flight Prices

Compared to other flights, the SEA to SAN flight is much cheaper than the average and costs much less than the average flight leaving from Seattle. The average price per mile (for a direct flight) is $0.1, which is far below average.

 

Flight Prices by Day of the Week

Tuesday is usually the cheapest day to depart and return on this flight. Sundays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $84 (36%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $151. Return trip prices are from the SAN to SEA flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

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Departure Day Prices

Return Trip Prices by Day

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Return Day Prices

 

Nonstop Flights and Layovers

Travelers looking to fly from SEA to SAN can generally find a 0-layover flight. Because there is a direct flight option the real-world direct flight time of 2 hour 52 minutes may be realistic.

 

Flight Questions Answered

Still have questions about flying from SEA to SAN? We’ve got answers.

Which airlines fly this route?

You can find 12 major airlines flying this route most often: Alaska, American, China Eastern, Delta, Emirates, Fiji Airways, Frontier, Singapore Airlines, Southwest, Spirit, Sun Country Airlines, United, and potentially more during busy seasons.

How far away is it from San Diego International Airport to Seattle/Tacoma International Airport?

The distance between the two airports is roughly 1051 miles or 1691 kilometers.

How long does it take to fly from SEA to SAN?

The real-world flight time for a nonstop SEA to SAN flight is about 2 hour 52 minutes.

How many flights go between Seattle, WA and San Diego, CA?

It depends on the day of the week and the date, but a typical day might have around 52 available flights from SEA to SAN.

 

Airport Location Info

 

Departing Airport

Origination codeSEA
Origination airport nameSeattle/Tacoma International Airport
CitySeattle, WA
Countrythe United States
Latitude47.5
Longitude-122.3

Return Airport

Destination codeSAN
Destination airport nameSan Diego International Airport
CitySan Diego, CA
Countrythe United States
Latitude32.7
Longitude-117.2

 

Late and Early Flight Data

Flights from SEA to SAN tend to depart late far less frequently than the average flight. According to our recently updated data, 23% of flights departed 5 or more minutes late, and 19% of flights left 5 or more minutes early. On average you can expect to leave SAN heading for SEA about 4 minutes late. This does not significantly impact arrival time, as the average landing time in San Diego, CA is about on time. The numbers below show a recent average of take-off times versus the scheduled departure flight:

  • Southwest: 10 minutes late
  • Delta: 3 minutes late
  • Alaska: 4 minutes late
  • Some airlines not reporting

 

Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.