$180 Find Cheap Flights from Reagan Washington National Airport to San Diego - Compare and Save

These are the earliest and latest flight times available from Washington, D.C. Reagan-National Airport to San Diego:

• Earliest: departs at 10:59 am and lands at 4:49 pm
• Latest: departs at 10:59 am and lands at 4:49 pm.

The flight takes about 5h 50m.

Three cabin classes are available on flights from Washington, D.C. Reagan-National Airport to San Diego:

• Economy Class
• Business Class
• First Class

A nonstop flight from Washington, D.C. Reagan-National Airport to San Diego takes 5h 50m, covering 2,270 miles.

No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.

Round-trip flights from Washington, D.C. Reagan-National Airport to San Diego range from $320 to $522, with an average of $407 over the past 12 months. Anything below $320 counts as a good deal.

Last-minute fares on this route (booked within two weeks of departure) run 27% above the $407 route average. Book 5 weeks before departure for the lowest fares.

On this route, layover flights are cheaper than nonstop options on average. Layover fares average $302 round-trip via Chicago Midway (MDW), compared to $428 for nonstop.

There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $80–$100 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

The Boeing 737-800 Passenger/BBJ2 (winglets) family is used most often on this route, operated mainly by Alaska Airlines and Southwest. Other aircraft seen on the route include Boeing 737 variants.

Morning is the busiest departure period on Washington, D.C. Reagan-National Airport to San Diego flights, with 100% of flights leaving in that window. Afternoon departures account for 0%, evening flights for 0%, and night flights for 0%.

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $348 to $3,088. That means the highest observed fare was about 9x higher than the lowest one.

Two airlines offer in-flight Wi-Fi on Washington, D.C. Reagan-National Airport to San Diego flights:

• Alaska Airlines
• JetBlue

Pricing varies by airline and fare class. Some plans are included with the ticket or loyalty program; others are paid add-ons priced by flight length.

One-way fares from Washington, D.C. Reagan-National Airport to San Diego are currently lower than usual. Average one-way flight prices are about $193, which is 22% below the typical average for this route.

San Diego Airport (SAN) hosts 5 major car rental companies, with daily rates starting from around $14 for economy cars. Top options include:

• Dollar
• Payless
• Europcar
• Thrifty
• Fox

Flights from Washington, D.C. Reagan-National Airport to San Diego usually depart from Washington, D.C. Reagan-National (DCA) and arrive at San Diego (SAN).

One-stop flights from Washington, D.C. Reagan-National Airport to San Diego most commonly connect through:

• Denver Intl (DEN) - 67% of one-stop connections
• Chicago O'Hare Intl (ORD) - 6% of one-stop connections
• Houston George Bush Intcntl (IAH) - 5% of one-stop connections
• Nashville Intl (BNA) - 4% of one-stop connections

Yes. Flexible dates can save you up to 19% on flights from Washington, D.C. Reagan-National Airport to San Diego. Saturday is the cheapest departure day at $378 round-trip on average, while Sunday is the most expensive at $462, a difference of $84.

Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

Only Alaska Airlines operates flights between Washington, D.C. Reagan-National Airport and San Diego.

Flying via Dallas Love Field (DAL) gives the shortest average 1-stop total travel time at 7h, compared with 7h 05m via Nashville Intl (BNA) and 7h 19m via Minneapolis St Paul (MSP).

San Diego is 3 hours behind Washington, D.C. Reagan-National Airport (Pacific Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

Some of the most popular sights in San Diego are Gaslamp Quarter, San Diego Convention Center and SeaWorld San Diego. These are among the most viewed places in San Diego on KAYAK.

Among airlines operating Washington, D.C. Reagan-National Airport to San Diego flights:

• Alaska Airlines: offers extra legroom; offers free seat selection

Extra legroom and free seat selection availability depends on fare class and route.

Here are some options for this route, based on selected ticket types and cabin classes:

• Alaska Airlines: a cabin bag and a checked bag in Economy Class
• Hawaiian Airlines: a cabin bag in Economy Class class
• JetBlue: a cabin bag in Economy Class class

Bag allowance can vary by ticket type, cabin class, route and airline, so always check the fare details before booking.

If you need sustainable travel from Reagan Washington National Airport to San Diego, you can book JetBlue. These airlines are focused on reaching net zero carbon emissions by 2040. Besides sustainable aviation fuel (SAF), the company offsets carbon on board through the Travel Partners program that focuses on recycling. Frontier is also environmentally conscious. The company has a fleet of fuel-efficient aircraft to reduce greenhouse gas emissions.

Flying business class on the long-haul Washington to San Diego route is the best choice. You enjoy numerous amenities, including a blanket, a pillow, in-flight entertainment, a premium dinner, more legroom, and a lie-flat seat. However, amenities vary from one airline to another.

The Line 992 Bus is the most convenient way to get downtown. These buses depart every 20 minutes and get you to the city in about 30 minutes. Other options are the San Diego Flyer Bus and the Blue Tram, which get you to the city in approximately 38 minutes. If you need a quick journey, you can take a taxi or rent a car at the airport to arrive downtown in about 5 minutes.

Reagan Washington National Airport is a hub for American Airlines. It is a gateway to many destinations, serving millions of passengers annually. At the same time, San Diego International Airport isn't a hub but a focus city for Alaska Airlines and Southwest Airlines. This way, it connects several domestic and international cities.