Cheap flights Washington — San Diego (WAS — SAN)

Good to know - Cheap tickets Washington — San Diego

Cheapest flight found $53
Minimal flight time 5h 14m
Flight distance 3653 km
Most popular airline United Express

Airfare Washington – San Diego by month

Here you can find out in what months how much a ticket Washington – San Diego costs to buy cheap plane tickets.

Month One-way Round-trip
March 2026
December 2025
November 2025
October 2025
September 2025
August 2025
July 2025
June 2025
May 2025
April 2025
February 2025
January 2025

Remember that the optimal time for booking air tickets is 59 days before the departure date, this is the average time at which air tickets were sold at the lowest prices.

Schedule of direct flights Washington — San Diego

Departure Arrival Flight days Flight Airlines Flight time Airports
08:35 10:55 daily UA1930 United Express 5h 20m Washington Dulles International Airport — San Diego International Airport Select dates
08:59 11:20 mon, tue, wed, thu, fri, sat AS15 Alaska Airlines 5h 21m Ronald Reagan National Airport — San Diego International Airport Select dates
09:00 11:22 mon, tue, wed, thu, fri, sun UA1930 United Express 5h 22m Washington Dulles International Airport — San Diego International Airport Select dates
09:15 11:37 sat UA1930 United Express 5h 22m Washington Dulles International Airport — San Diego International Airport Select dates
09:59 12:34 daily AS15 Alaska Airlines 5h 35m Ronald Reagan National Airport — San Diego International Airport Select dates
09:59 12:39 mon, thu, fri, sat, sun AS15 Alaska Airlines 5h 40m Ronald Reagan National Airport — San Diego International Airport Select dates
09:59 12:32 thu, sat, sun AS15 Alaska Airlines 5h 33m Ronald Reagan National Airport — San Diego International Airport Select dates
09:59 12:20 tue, wed, sat, sun AS15 Alaska Airlines 5h 21m Ronald Reagan National Airport — San Diego International Airport Select dates
12:40 14:54 mon, thu, fri, sat, sun UA2736 United Express 5h 14m Washington Dulles International Airport — San Diego International Airport Select dates
12:40 15:03 daily UA2029 United Express 5h 23m Washington Dulles International Airport — San Diego International Airport Select dates
All routes

Sales of tickets from Washington to San Diego in the last 48 hours

2025-12-03 one-way

Dynamics airfare Washington — San Diego by month for the last year

according to LowCost.Club for the last year

The airfare depends on the departure date. Our chart shows the low season prices on route Washington — San Diego

The graph shows that booking flights Washington — San Diego is best planned for July and flights Washington — San Diego — Washington in the month of January.

Flights Washington — San Diego

The selection of cheap flights Washington — San Diego

Here you can find and purchase the cheapest flights Washington — San Diego from $53 and Washington — San Diego — Washington from $80.

The price of the flight Washington — San Diego (United States) — Washington from $80 (round-trip).

The average price of the flight Washington — San Diego (United States) — Washington $333 (round-trip).

Low cost flights Washington — San Diego (WAS — SAN)

The distance between Washington and San Diego 2270 miles (or 3653 kilometres).

The time difference between Washington and San Diego is 3 h.

Minimal flight time from Washington to San Diego 5h 14m.

LowCostClub always do a comparison of airfares Washington — San Diego with several airlines (include United Express, Alaska Airlines). They will always give you all available options so you can find the cheapest flight to San Diego. In addition, you can choose the platform where you want to place your orders. There are also special offers for air tickets Washington — San Diego. Last week, for instance, the cheapest round-trip prices stood at $80 while the cheapest one-way price that was available within the last week cost $53

Routes from nearby cities to San Diego

A flight from a neighbouring city can help you save money on plane tickets.

The most frequent flight to San Diego is from Middletown. The cheapest airfare can be purchased with a flight from Baltimore from $46. The nearest airports from Washington with a flight to San Diego are in Johnstown.

Popular International routes from Washington

Popular routes from San Diego

If you are going to fly from San Diego, then study the popular flights. The most popular flights from San Diego:

Popular domestic routes from Washington

FAQ about Washington — San Diego

Yes, they do: UA1930, AS15, UA2736, UA2029, AS507, UA2054, UA2737

Yes, you can fly from Washington to San Diego. Washington has 6 airports (Washington Dulles International Airport, Bolling AFB, Buzzards Pt S, Pentagon Army, New Carrolton RR, Ronald Reagan National Airport) for flights. United Express, Alaska Airlines depart from Washington on mon, tue, wed, thu, fri, sat, sun. There are non-direct flights through Air Canada Express, Allegiant Air, American Airlines, Breeze Airways, British Airways, Contour Aviation, Copa Airlines, Delta Connection, FedEx, Frontier (Courtney the Cougar Livery), Japan Airlines, Jet Aviation Business Jets, Jet Linx Aviation, JetBlue, JSX, Kalitta Charters, KLM, Lufthansa, NetJets, Phoenix Air, Qatar Executive, SkyWest Airlines, Southwest Airlines, Sun Country Airlines, UPS, WestJet.

A direct flight lasts an average of 5h 14m, during which time the aircraft covers a distance of 3653 km.

The price of flights Washington — San Diego starts from $53.

Planes fly Washington — San Diego 7 times a week on the following days: mon, tue, wed, thu, fri, sat, sun

In Washington — Washington Dulles International Airport, Bolling AFB, Buzzards Pt S, Pentagon Army, New Carrolton RR, Ronald Reagan National Airport. In San Diego — Montgomery Field, Miramar MS, North Island NAS, San Diego International Airport, Brown Field Municipalcipal, Gillespie Field, McClellan-Palomar Airport.

The following flights fly between Washington and San Diego: UA1930, AS15, UA1930, UA1930, AS15, AS15, AS15, AS15, UA2736, UA2029, AS507, UA2054, AS507, UA2054, UA2737

High season is considered to be June and the cheapest month is July. Enter your preferred airports (or cities) and dates into the search form above to unlock the latest Washington — San Diego flight deals.

The following airlines have direct flights Washington — San Diego: United Express, Alaska Airlines.

All the following airlines flights Washington — San Diego: Air Canada Express, Alaska Airlines, Allegiant Air, American Airlines, Breeze Airways, British Airways, Contour Aviation, Copa Airlines, Delta Connection, FedEx, Frontier (Courtney the Cougar Livery), Japan Airlines, Jet Aviation Business Jets, Jet Linx Aviation, JetBlue, JSX, Kalitta Charters, KLM, Lufthansa, NetJets, Phoenix Air, Qatar Executive, SkyWest Airlines, Southwest Airlines, Sun Country Airlines, United Express, UPS, WestJet.

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