Book Flights to San Diego at the Best Price

Looking for cheap flights to San Diego (SAN)? CompareWings helps you compare prices from the best airlines and travel agencies to find affordable airfare. Whether you’re planning a vacation, a business trip, or a weekend getaway, you can easily find and book flights to San Diego using our platform.

Why Visit San Diego?

San Diego, California, is a year-round destination that offers beautiful beaches, amazing weather, rich cultural experiences, and a laid-back atmosphere. Whether you're looking to relax by the beach, explore world-class attractions like the San Diego Zoo, or enjoy vibrant neighborhoods like Gaslamp Quarter and Little Italy, there’s something for every type of traveler in this coastal city.

Known for its sunshine and beautiful coastline, San Diego also offers a wide variety of outdoor activities, such as surfing, sailing, and hiking in the nearby mountains and canyons. The city’s proximity to the Mexican border provides a unique blend of cultural influences, making it a fantastic destination for food lovers, art enthusiasts, and history buffs.

SAN Plane Tickets

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When’s a Good Time to Book a San Diego?

What’s the Cheapest Day of the Week to Fly to San Diego?

If you're looking for the best deals, consider booking your flight to San Diego on Tuesday or Wednesday. These days typically have lower fares compared to weekends.

What is the Cheapest Month to Fly to San Diego?

Historically, January and September are the cheapest months to book San Diego. December and February can be more expensive due to holiday travel.

Major Airport in San Diego

  • San Diego International Airport (SAN) is the main airport serving the city, located just 3 miles from downtown San Diego. SAN is a convenient airport with a modern terminal, easy access to public transportation, and many direct flights to both domestic and international destinations. The airport serves as a hub for several major airlines and offers plenty of services to make your travel experience more comfortable.

Tips to Find Cheap Flights to San Diego

  • Set up fare alerts with CompareWings: Get notified when prices drop for flights to San Diego.
  • Book early: Flight prices increase as your travel date gets closer, so it’s best to book at least 3 weeks in advance.
  • Fly midweek: Flights tend to be cheaper on Tuesdays, Wednesdays, and Thursdays.
  • Be flexible with your dates: Changing your travel dates by a few days can help you save on flights.
  • Check for off-season travel deals: San Diego sees fewer tourists during the fall and winter months, so this is a great time to find lower prices.

Popular Flight Routes to San Diego

  • Flights from San Francisco to San Diego
  • Flights from Los Angeles to San Diego
  • Flights from New York to San Diego
  • Flights from Chicago to San Diego
  • Flights from Seattle to San Diego
  • Flights from Dallas to San Diego
  • Flights from Phoenix to San Diego
  • Flights from Denver to San Diego
  • Flights from Las Vegas to San Diego
  • Flights from Atlanta to San Diego

Airlines That Fly to San Diego

San Diego International Airport (SAN) is served by several major airlines. Here are some of the airlines that offer direct flights to San Diego:

  • Southwest Airlines
  • American Airlines
  • Delta Air Lines
  • United Airlines
  • JetBlue Airways
  • Alaska Airlines
  • Allegiant Air
  • Spirit Airlines
  • Hawaiian Airlines
  • Sun Country Airlines

Cities with Direct Flights to San Diego

  • Los Angeles (LAX)
  • San Francisco (SFO)
  • Chicago (ORD)
  • New York (JFK)
  • Seattle (SEA)
  • Dallas (DFW)
  • Phoenix (PHX)
  • Denver (DEN)
  • Las Vegas (LAS)
  • Atlanta (ATL)

What to See in San Diego, California

  • Balboa Park – A sprawling cultural park that features museums, gardens, and the famous San Diego Zoo. Perfect for sightseeing, picnicking, and exploring.
  • San Diego Zoo – One of the world’s most famous zoos, known for its innovative exhibits and conservation efforts.
  • Old Town San Diego – The birthplace of California, filled with historic sites, museums, and Mexican restaurants.
  • Gaslamp Quarter – A lively historic district known for nightlife, galleries, restaurants, and Victorian architecture.
  • La Jolla Cove – A seaside area great for snorkeling, marine life watching, and enjoying beautiful views.
  • Coronado Island – Home to Hotel del Coronado and some of San Diego’s best beaches.
  • USS Midway Museum – A retired aircraft carrier with naval history exhibits and flight simulators.
  • Mission Beach – Popular for surfing, sunbathing, and its Belmont Park amusement park.
  • Point Loma – Offers stunning ocean views and historic attractions like Cabrillo National Monument.
  • San Diego’s Food Scene – Enjoy seafood, Mexican cuisine, craft beer, and international dishes.

Plan Your San Diego Trip with CompareWings

At CompareWings, we offer more than just flights to San Diego. We can help you with:

  • Hotels in San Diego – Find the best accommodations, from luxurious resorts to budget-friendly hotels.
  • Car Rentals – Rent a car to explore San Diego and beyond. Great deals from top providers.
  • Vacation Packages – Save by booking your flight and hotel together.
  • Attractions & Tours – Book top attraction tickets, including the San Diego Zoo and Balboa Park.

Best Time to Visit San Diego

  • Spring (March to May) – Mild weather, fewer crowds, and outdoor events make it a great time to visit.
  • Summer (June to August) – Peak season with beach days, warm weather, and family fun.
  • Fall (September to November) – Fewer crowds and beautiful weather, ideal for sightseeing.
  • Winter (December to February) – Mild winter temperatures make San Diego a great escape from colder regions.

Other Popular Flight Destinations

Frequently Asked Questions

The closest airport to downtown San Diego is San Diego International Airport (SAN), which is only about 3 miles away. The airport is easily accessible by taxi, ride-sharing services, and public transportation.


The best time to visit San Diego is during the spring (March to May) and fall (September to November) when the weather is mild and there are many outdoor festivals and events to enjoy.


You can take a taxi, ride-sharing services like Uber and Lyft, or the San Diego Trolley, which offers convenient access to downtown from the airport.


Some of the top attractions in Portland include Powell’s City of Books, Washington Park, Portland Art Museum, Voodoo Doughnut, the Columbia River Gorge, and the International Rose Test Garden.

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