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Cheap Flights from Washington to San Diego (SAN)

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1 Passenger
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Passengers

Adults 18+

Children 2-11

Infants under 2

Lap infants under 2

Flight Classes

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Average price per month


  • Low Season: January
  • High Season: July
  • Prices for this route are volatile and fluctuate from month to month.
  • The cheapest flights are usually bought in January, October and December.
  • High season months are May, May and July. However, it's not the rule and you should always search current flight deals.
  • For example, the flight from Washington to San Diego is currently 29% cheaper than average.

Price increase as travel date approaches


  • Flight prices for this route increase by 49% if you book last minute. Hover on the graph above to see for yourself!.
  • To grab the lowest price possible, you should buy your flight around 25 days before departure!
  • Consider booking at least 21 days before departure to increase your chances of getting a low price.
  • Generally, it's safe to book between 90 and 60 days in advance.

Washington to San Diego Flight Information

Flights Depart FromWashington (SEA)
Flights Arriving ToSan Diego (SAN)
Distance1692.04 km
Current Discount29 %
Average Price $269.74
Good Deal $196.97
Cheapest AirlinesFrontier Airlines, American Airlines, Delta Air Lines, United Airlines, Alaska Airlines
Popular AirlinesAlaska Airlines, Delta Air Lines, American Airlines, United Airlines, Frontier Airlines, Spirit Airlines
Flight Duration02 hours 27 minutes
Flights Depart From
Washington (SEA)
Flights Arrive In
San Diego (SAN)
Distance
1692.04 km
Flight Duration
02 hours 27 minutes
Current Discount
29 %
Average Price
$269.74
Good Deal
$196.97
Cheapest Airlines
Frontier Airlines, American Airlines, Delta Air Lines, United Airlines, Alaska Airlines
Popular Airlines
Alaska Airlines, Delta Air Lines, American Airlines, United Airlines, Frontier Airlines, Spirit Airlines

Most Reliable Airlines flying to San Diego

Airline Overall Rating On time arrival Check-in & Boarding Cleanliness Customer Service Food & Beverage Entertainment Legroom Seat Comfort
Alaska Airlines Alaska Airlines 4.1 4.5 4.5 4.5 4.5 3.5 3.5 4.0 4.0
Delta Air Lines Delta Air Lines 3.8 4.5 4.0 4.0 4.0 3.5 4.0 3.5 3.5
American Airlines American Airlines 3.3 4.0 3.5 3.5 3.5 3.0 3.0 3.5 3.0
United Airlines United Airlines 3.3 4.0 3.5 3.5 3.5 3.0 3.0 3.0 3.0
Frontier Airlines Frontier Airlines 2.8 3.5 3.5 3.5 3.0 2.0 1.5 2.5 2.5
Spirit Airlines Spirit Airlines 2.8 4.5 3.0 3.5 3.0 2.0 1.5 2.5 2.5
Overall Rating
4.0
On time arrival
4.5
Check-in & Boarding
4.5
Cleanliness
4.5
Customer Service
4.5
Food & Beverage
3.5
Entertainment
3.5
Legroom
4.0
Seat Comfort
4.0
Overall Rating
4.0
On time arrival
4.5
Check-in & Boarding
4.0
Cleanliness
4.0
Customer Service
4.0
Food & Beverage
3.5
Entertainment
4.0
Legroom
3.5
Seat Comfort
3.5
Overall Rating
3.5
On time arrival
4.0
Check-in & Boarding
3.5
Cleanliness
3.5
Customer Service
3.5
Food & Beverage
3.0
Entertainment
3.0
Legroom
3.5
Seat Comfort
3.0
Overall Rating
3.5
On time arrival
4.0
Check-in & Boarding
3.5
Cleanliness
3.5
Customer Service
3.5
Food & Beverage
3.0
Entertainment
3.0
Legroom
3.0
Seat Comfort
3.0
Overall Rating
3.0
On time arrival
3.5
Check-in & Boarding
3.5
Cleanliness
3.5
Customer Service
3.0
Food & Beverage
2.0
Entertainment
1.5
Legroom
2.5
Seat Comfort
2.5
Overall Rating
3.0
On time arrival
4.5
Check-in & Boarding
3.0
Cleanliness
3.5
Customer Service
3.0
Food & Beverage
2.0
Entertainment
1.5
Legroom
2.5
Seat Comfort
2.5

Good to know:

  • San Diego International Airport is the major airport in San Diego and surrounding area.

Enter your preferred departure airport and travel dates into the search form above to unlock the latest San Diego flight deals.

Track the flight prices from Washington to San Diego by subscribing to Fare Alerts to never miss the best deals possible.

Did you know that you could find even better deals when you use our Mobile App?.
How to get the cheapest flight to San Diego?

Currently there is a 29% discount on flights to San Diego. This price won't stay too long and you should consider buying now.

Search and compare flight options now!.

Awesome Deals

notifications_active In the past few days the following airlines offered the lowest prices from Washington to San Diego: Frontier Airlines, American Airlines, Delta Air Lines, United Airlines and Alaska Airlines..

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Frequently Asked Questions

  • How long is a direct flight from Washington to San Diego?A direct flight from Washington to San Diego takes roughly 02 hours 27 minutes.
  • How many direct flights are there between Washington to San Diego daily?On average, there are 76 direct flights from Washington to San Diego each day.
  • Which airlines offer cheap airfare from Washington to San Diego?That may change at any time. But in the past 14 days, the cheapest tickets we've found were with Frontier Airlines, American Airlines, Delta Air Lines, United Airlines and Alaska Airlines.
  • Do I need my passport to fly from Washington to San Diego?Nope, not this time.
  • Which airlines fly from Washington to San Diego most often?Alaska Airlines, Delta Air Lines, American Airlines, United Airlines, Frontier Airlines and Spirit Airlines are the top.
  • What's the cheapest day to fly from Washington to San Diego?That depends. Recently, the cheapest day to fly from Washington to San Diego has been Wednesday. And the cheapest return flight from Tuesday has been. That said, the cheapest departure days are constantly changing.
  • Which airport will I be flying from in Washington?When departing from Washington you'll be flying out of Seattle-Tacoma International.
  • Which airport will I be flying from in San Diego?When departing from San Diego you'll be flying out of San Diego International Airport.
  • How is Justfly.com so good at finding cheap flights?We've taken an oath of secrecy and vowed never to say. Just kidding. Our team and technology allows us to browse through hundreds of airlines and hundreds of thousands of flights to find the lowest prices. Then we pass the savings on to you.
  • Can Justfly.com help me save money in any other way?We're glad you asked. We help you save money with our Fare Alerts, Price Trend charts and multi-ticket bookings. We also help you save on hotels and car rentals.
  • How many airlines does Justfly.com search to find affordable flights?We typically search over 400 airlines.
  • Can Justfly.com's Price Trend tool really tell me the best time to buy tickets?Absolutely! That's why we've made it accessible to you.
  • Will the price of my flight change?Flight prices and availability change often. To counter this, we update the important data as often as possible every step of the way.
  • How will I receive my booking confirmation and travel information?We'll send you an email with the important details!
  • Can you cancel or change Justfly.com flights?You sure can. But give us a call first. We'll do our best to find a solution. However, in some cases, if we cancel your booking, we'll have to charge an administrative fee of $75 (domestic), $125 (trans-border between Canada and USA) and $200 (international).
  • Are Justfly.com's tickets refundable?All bookings are currently non-refundable.
  • How do I contact Justfly.com?To find answers to all of your questions, click here to visit our support page.

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  • San Diego International Airport