Find cheap one-way flights from Washington D.C. to San Diego starting at US$80.

  • One way
  • Round-trip

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

When is the cheapest time to book flights?

  • 612
  • 1319
  • 2026
  • Mar

    275
  • 612
  • 1319
  • 2026
  • Apr

    272
  • 39
  • 1016
  • 1723
  • 2430
Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Find cheap flights from Washington D.C. to San Diego by different airports

  • IADSAN
    Sun, Mar 5
    One way1 transfer
    From US$80
  • DCASAN
    Tue, Mar 7
    One way1 transfer
    From US$91

Frequently Asked Questions

  • When are flight tickets from Washington D.C. to San Diego the cheapest?

    Airlines adjust prices for flights from Washington D.C. to San Diego based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the cheapest flight prices on Tuesdays, Wednesdays, and Saturdays.
  • How much are flights from Washington D.C. to San Diego?

    According to Trip.com's data, the lowest price is around US$457.
  • How long is a flight from Washington D.C. to San Diego?

    It takes about 5 hours 34 minutes to fly from Washington D.C. to San Diego.
  • What is the transportation method from the main airport to downtown in San Diego?

    • The distance from San Diego International Airport to downtown is about 3km, by taxi about 20 minutes.
  • What time does the earliest flight from Washington D.C. to San Diego depart?

    The earliest flight departs from Washington D.C. at 08:15 and arrives in San Diego at 10:59.
  • What time does the latest flight from Washington D.C. to San Diego depart?

    The latest flight departs from Washington D.C. at 18:24 and arrives in San Diego at 20:59.
  • What are the most popular airlines that fly Washington D.C. (WAS) to San Diego (SAN)?

  • What's the most popular airline for direct flights from Washington D.C. (WAS) to San Diego (SAN)?

    United Airlines operates 2 direct flights from Washington D.C. (WAS) to San Diego (SAN).
  • How many airports in San Diego (SAN)?

Washington D.C. to San Diego Flight Information

Cheapest return ticket price
US$159
Cheapest direct flight price
US$79
Cheapest month
January
Peak season for travel
May