There are most likely no direct flights on the Baltimore — San Diego route
Flaut.Travel was designed and developed by a team dedicated to making the process of searching, comparing and booking airline tickets as easy and convenient as possible. Our service helps travelers to find and buy the cheapest flights from Baltimore to San Diego. We have connected more than 40 airlines and airline ticketing agencies to help you find the most suitable and affordable flight option.
A non-stop flight is the most convenient and comfortable way to fly from Baltimore to San Diego, despite the fact that sometimes flights with transfers can cost significantly less.
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Answers to questions about the route that travelers are most interested in.
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Looking for the best departure airport in Baltimore? Look no further! Baltimore boasts of two convenient airports for all your travel needs. Baltimore/Washington International Thurgood Marshall Airport (BWI) is a popular choice among travelers. With its close proximity to major cities like Baltimore, Washington D.C., and Annapolis, this airport offers easy access for both residents and visitors. BWI is well-connected with various transportation options, ensuring a seamless journey. Whether you choose to take a taxi, shuttle, or utilize public transportation, reaching BWI is hassle-free. Additionally, the airport provides ample parking facilities for those who prefer driving on their own. With a diverse range of airlines operating from BWI, including major carriers like Southwest, Delta, and American Airlines, you can choose from a wide selection of flights to match your travel preferences. On the downside, BWI can get quite busy during peak travel seasons, so be sure to arrive early to avoid any potential delays. However, the airport's efficient services and amenities make up for it. With multiple dining options, duty-free shops, and comfortable lounges, you can relax and enjoy your pre-flight time. For those seeking an alternate option, consider departing from Martin State Airport (MTN). While it may be smaller in size compared to BWI, this airport offers a more serene atmosphere and shorter security lines. With only a short drive from Baltimore, you can easily reach Martin State Airport. Although the number of airlines operating from MTN is limited, it serves as a hub for regional and private flights, providing convenient options for both business and leisure travelers. Keep in mind that flight availability and ticket prices may vary between these airports, so it's essential to compare options on our air ticket search website to find the best deal for your desired destination. Start your journey seamlessly with the perfect departure airport in Baltimore.
The cost of a one-way flight from Baltimore to San Diego ranges from $203 (November 2026) to $228 (June 2026). On average, the ticket price is about $216–$445.
Tickets from Baltimore to San Diego cost roughly the same any month. This is convenient: you can plan your trip based on your schedule rather than prices.
There is a slight difference: it's a bit cheaper in July 2026–November 2026 (averaging $210) and slightly more in June 2026–July 2026 ($222). But overall, the difference is small.
On this route, you don't need to target specific months — prices are stable. The difference between the cheapest and most expensive period is only 6%. Book whenever it's convenient.
Monthly price variation is just 4.7%. Ticket costs on this route are among the most predictable.
There are most likely no direct flights on the Baltimore — San Diego route
Baltimore — San Diego
07/12/2026
Departure
Direct flight
WN2640
starting at $753
starting at $753
starting at $205
Flights from Baltimore to San Diego are operated by several airlines — Southwest Airlines and Frontier Airlines. This allows passengers to flexibly choose flights based on departure time, cost, and additional services. The minimum ticket price starts at $205, making this destination accessible to travelers with different budgets. We help compare all available options in real time, so you can book tickets at the best value for money. The service ensures transparent search and lets you book affordable flights in just a few clicks.
The cheapest flight ticket from Baltimore to San Diego according to data for the last 48 hours costs $205
Often the best time to buy tickets from Baltimore to San Diego is 2 months before departure.
Based on statistics over the past years, the lowest prices for flights from Baltimore to San Diego can be found flying in these months: November, July, June.
The fastest flights from Baltimore to San Diego start from 20 hours 59 minutes in the air.
The following airlines operate direct flights on the route Baltimore — San Diego: Southwest Airlines
We couldn't find any special offers for flights from Baltimore to San Diego
The cheapest one-way flight from Baltimore to San Diego departs on 07/13/2026, is operated by Frontier Airlines and costs $205
The cheapest roundtrip flight from Baltimore to San Diego departs on 08/09/2026, is operated by Frontier Airlines and costs $441
Fastest flight from Baltimore to San Diego takes 20h 59m
There are direct flights on this route 1 day a week: Su
The distance between Baltimore and San Diego is 3687km (2286 miles). There are 28 direct flights from Baltimore to San Diego. The time difference between Baltimore and San Diego is 3h. Flights from Baltimore begin at 6:15 AM. The latest flight from Baltimore departs at 9:10 PM