$192 Find Cheap Flights from Reagan Washington National Airport to San Diego - Compare and Save

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.

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

• Alaska Airlines: offers free seat selection

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

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

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).

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 Business Class
• Hawaiian Airlines: a cabin bag in Economy Class class

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

Only Economy Class is available on flights from Washington, D.C. Reagan-National Airport to San Diego.

On this route, layover flights are cheaper than nonstop options on average. Layover fares average $294 round-trip via Denver Intl (DEN), compared to $406 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.

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

• Denver Intl (DEN) - 47% of one-stop connections
• Houston George Bush Intcntl (IAH) - 11% of one-stop connections
• Chicago O'Hare Intl (ORD) - 11% of one-stop connections
• Detroit Metropolitan Wayne County (DTW) - 7% of one-stop connections

Denver Intl (DEN) handles the largest share of one-stop connections on this route.

On the Washington, D.C. Reagan-National Airport to San Diego route, being flexible with your departure day can save you up to 17%. Saturday is the cheapest day at $367 round-trip on average, while Sunday is the most expensive at $439: a $72 difference. Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

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%.

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.

A nonstop flight from Washington, D.C. Reagan-National Airport to San Diego takes 5h 40m, covering 2,270 miles.

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

• Earliest: departs at 8:59 am and lands at 2:39 pm
• Latest: departs at 10:59 am and lands at 4:39 pm.

The flight takes about 5h 40m.

Last-minute fares on this route - booked within 2 weeks of departure - run 28% above the route average of $397. Book 13 weeks before departure for the lowest fares.

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.

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $334 to $2,632. That means the highest observed fare was about 8x higher than the lowest one.

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 $199, which is 17% below the typical average for this route.

Flying via Chicago Midway (MDW) gives the shortest average 1-stop total travel time at 6h 52m, compared with 7h 00m via Dallas Love Field (DAL) and 7h 21m 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.

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

Round-trip flights from Washington, D.C. Reagan-National Airport to San Diego range from $305 to $503, with an average of $397 over the past 12 months. Anything below $305 counts as a good deal.

Alaska Airlines is the only airline on the Washington, D.C. Reagan-National Airport to San Diego route offering in-flight Wi-Fi. Pricing depends on fare class.