On this page, you can find and book flights from Washington to San Diego. This 3,661 km journey is a popular domestic route with approximately 31 flights per week.
Major airlines serving this route include United Airlines, American Airlines, and Alaska Airlines. Ticket prices are dynamic; use our low price calendar and price trend chart below to find the best dates.
The table shows direct flights Washington, D.C. → San Diego on the selected date. The flight takes approximately 5 h 23 min. Regular flights are operated by United Airlines, Alaska Airlines, Hawaiian Airlines and American Airlines. Departures from Washington Dulles International Airport, Baltimore/Washington International Thurgood Marshall Airport and Ronald Reagan National Airport airports, arrivals at San Diego International Airport.
For each flight, the following details are shown: departure time (local), arrival city and airport, flight number and airline, terminal or gate, and status. Click on a flight to open its details and go to ticket search. To view flights on a different day, change the date above the table.
Below is a calendar of the lowest flight ticket prices for Washington, D.C. — San Diego by day. Pick a convenient date and instantly see the fare. The cheapest flights on this route start from AED 296 in y, and the most expensive are around AED 858 in r. If your travel dates are flexible, the calendar will help you find the best price for your preferred period. To view round-trip fares, switch to the "Round trip" tab above the calendar, select your departure date — and the right-hand calendar will highlight the lowest prices for return flights on each day.
According to climate data, San Diego experiences its warmest and driest weather in August, when temperatures reach 26.1°C. February and March are considered the wettest months, though even then, the number of sunny days remains significant.
From a savings perspective, the most affordable month to fly is July, with prices starting AED 297. The most expensive period for booking is December, when the minimum ticket price rises to AED 861.
September is an ideal time for a trip: this period offers excellent weather alongside moderate flight costs. We recommend avoiding the holiday season at the end of the year if your priority is finding the lowest fare.
Six airlines operate on this route, with the primary carriers being United Airlines, American Airlines, and Alaska Airlines. Passengers can choose from both direct flights and connecting options, providing a total frequency of about 31 flights per week. Detailed information regarding departure times and specific days of the week for each airline can be found in the list below.
Flights Washington, D.C. — San Diego depart from Washington Dulles International Airport, Baltimore/Washington International Thurgood Marshall Airport and Ronald Reagan National Airport and arrive at San Diego International Airport. Below are pages for the cities, countries, and airports on the route: airlines, schedules, and travel guides.
The distance between the cities is 3,661 km. The average direct flight takes about 4 hours and 45 minutes, while connecting flights can last 7 hours or more.
Regular service is provided by carriers such as United Airlines, American Airlines, Alaska Airlines, and Southwest Airlines. A total of about 31 flights are available weekly.
Yes, there are direct flights on this route, although their number is limited. Most travel options involve one connection at major US aviation hubs.
Flight prices change constantly depending on demand and seasonality. The most up-to-date offers and minimum fares are always displayed in the low price calendar on this page.
All flights on this route arrive at San Diego International Airport (SAN). We recommend checking the information on how to get from the airport to the city center in advance.
Where travelers fly most — pick a route and check prices
