Top Airlines Offering the Cheapest Flights from San Diego

Several airlines offer cheap flights from San Diego, making exploring new places easier. Here are some of the top airlines:

Find Major Airports in San Diego

To discover the best deals on cheap international flights from San Diego, consider these major airports:

San Diego International Airport is the primary gateway for travelers looking for cheap international flights from San Diego. With its convenient location three miles from downtown San Diego, you’re always just a short ride from your next adventure.

Tijuana International Airport presents an enticing alternative for those willing to venture further. Situated just across the border in Mexico, TIJ offers additional options for cheap international flights. With a broad mix of airlines, including many Mexican and Latin American carriers, you may find deals unavailable from U.S. airports.

Discover Your Next Adventure from San Diego

In the last six months, OneAir has unlocked the lowest deals for our members departing from San Diego, connecting them to exciting destinations worldwide. Explore the most affordable flight options to each of these incredible places.

Flights from San Diego Snapshot

OneAir - Travel the world for less
Total number of deals from San Diego in the last month

57

Seat - Cheap Flights - OneAir
AVERAGE ONEAIR INTERNATIONAL ECONOMY ROUNDTRIP DEAL

$503

Business Class - Cheap Flights - OneAir
AVERAGE ONEAIR INTERNATIONAL BUSINESS CLASS ROUNDTRIP DEAL

$1,322

The Cheapest Time to Fly from San Diego

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Most Expensive Months to Fly

Jun-Jul, Dec

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Cheapest months to fly

October

Frequently Asked Questions

Several airlines offer cheap flights from San Diego. These include budget-friendly airlines like Southwest, Frontier, and Spirit. However, deals can also be found on airlines like United and Delta. Always compare prices before booking.

Some of the most affordable flights are on budget airlines like Spirit Airlines and Frontier, with deals starting at $26.

The cheapest month to fly from San Diego is October. Deals for this month range from $40 to $157. 

Some of the most popular domestic routes from San Diego include flights to Dallas, Phoenix, Denver, Las Vegas, and New York/Newark.

San Diego International Airport offers nonstop service to over 70 destinations. Some of the most frequent domestic flights from San Diego are to Atlanta, Dallas, and Austin. International direct flights from San Diego are available to key destinations like Canada and France. 

Calgary is one of the most accessible international destinations accessible from San Diego. However, travelers can find other international flights, so it’s worth checking specific destinations for the best deals.

Some of the most affordable international flights from San Diego include Tijuana, Mexico, and cities in Central America like Guatemala City and San Salvador.

San Diego International Airport is conveniently located about three miles from downtown San Diego, making it highly accessible for travelers.

Yes, direct flights are available from San Diego to several European destinations. British Airways and Air France offer nonstop services to various European cities.

Absolutely! flying from Tijuana International Airport (TIJ) can potentially save you money. Airlines like Aeromexico offer attractive airfare deals from TIJ to various destinations. For instance, you can fly to Mexico City for as little as $187 or Guadalajara for $109.

How to find cheap flights from San Diego

Looking for cheap flights from San Diego? OneAir makes it easy to discover incredible flight deals to destinations around the world from San Diego. Follow these simple steps to start saving on your next trip:

 

  • Set your departure airports on OneAir. Choose your preferred departure airport like San Diego, and we’ll search for the cheapest flights to those cities. OneAir offers deals from over 50 major US airports, so you can find the most convenient and affordable options. 
  • Be flexible with your travel dates. If your schedule allows, use our “Explore” or “Add Destinations” feature to find the most affordable days to fly from San Diego. Shifting your dates by just a day or two can often result in significant savings.
  • Turn on your notifications. We’ll notify you via email or push notification whenever the price for your selected route is at its lowest. This way, you’ll never miss a deal.
  • Compare flight options from multiple providers. Choose the cheapest, fastest, or most convenient flights from San Diego based on your priorities.
  • Filter for direct flights. If you prefer nonstop service from San Diego, simply tick the “Nonstop” box when searching. We’ll show you all available nonstop routes, so you can avoid lengthy layovers.
  • Get the best unpublished deals. Dreaming of a luxurious journey? We also find the best deals on Premium Economy, Business, and First Class fares. Compare prices across all cabin classes – you might be surprised by an affordable premium seat.
  • Expand your search to nearby airports. Unlock even more deals by searching for flights from San Diego or other nearby airports. This will show you flight prices from alternative departure airports close to your origin city.

Book a complete travel package. Once you’ve found your perfect flight, why not add a hotel room? OneAir also offers exclusive hotel deals so you can save even more on your entire trip.

 

Discover New Destinations with the “Explore” Tab. Not set on your destination? Use our “Explore” feature to find the cheapest flights from your city to anywhere in the world. You might just discover your next dream vacation spot!