Cheap Flights from Baltimore, MD to San Diego, CA from $121
On Cheapflightsplus.com you will find 286 connecting flights from Baltimore to San Diego. You can compare airfare deals from 7 airlines and multiple travel sites from $121, book and save on cheap plane tickets and last minute offers. Also check out BWI-SAN flight schedule to find best flight time, convenient departure and arrival airports.
Flight Information
Below we will explain in detail what the flights cost on the destination from Baltimore to San Diego depends on and how to choose the most interesting flight option for you.
Distance between Baltimore and San Diego is 3686 miles. Time difference between the cities is 3h. Airplanes depart 05:45 to 21:59 from 4 Baltimore airports and arrive 05:45 to 21:59 to 11 San Diego airports. Average flight time is 15h 39m.
- The fastest flight 7h 5m
- Average flight time 15h 39m
- The earliest flight 05:45
- The latest flight 21:59
- Distance 2291 ml
Best Flights from Baltimore to San Diego Today
| Price | Departure | Arrival | Flight Duration | Airline | Flight |
|---|---|---|---|---|---|
| from $123 | 08:00 Baltimore Balt/Wash Intl | 14:11 San Diego San Diego | 9h 11m layover 2h 55m - Las Vegas | Spirit Airlines | NK2377 NK3791 |
| from $139 | 17:26 Baltimore Balt/Wash Intl | 23:02 San Diego San Diego | 8h 36m layover 2h 5m - Denver | Frontier Airlines | F92705 F92711 |
| from $121 | 06:26 Baltimore Balt/Wash Intl | 08:14+1 день San Diego San Diego | 28h 48m layover 11h 30m - Los Angeles 9h 7m - Las Vegas | Spirit Airlines | NK1912 NK473 NK1496 |
| from $150 | 18:22 Baltimore Balt/Wash Intl | 23:00+1 день San Diego San Diego | 31h 38m layover 19h 27m - Los Angeles 3h 43m - Las Vegas | Spirit Airlines | NK1834 NK1550 NK1152 |
The cheapest months to travel to San Diego are october (from 121 $), august (from 123 $), july (from 139 $).
The most expensive months are february (from 388 $), december (from 388 $), january (from 302 $).
What is the lowest airfare Baltimore to San Diego?
The cheapest plane ticket found by our users is $121. This airfare is for economy class on one-way NK1912 flight by Spirit Airlines for October 7, 2025 which leaves Balt/Wash Intl in Baltimore at 06:26 am and arrives at San Diego San Diego at 08:14.
Flight Schedule Baltimore (Maryland) to San Diego (California)
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Popular Airlines on the Route
The flight Baltimore — San Diego is served by 7 regular airlines and 3 low-cost airlines. Most of the flights on this route are operated by Alaska Airlines - 45 departures per week at the price of from $ 230 . And the most expensive tickets are offered by Alaska Airlines airline - from $ 11562.
Direct flights
There’re no direct flights on this route. Try flights with stops.
Connecting Flights
There are 286 flights with layovers on the route. The fastest connecting flight is UA2012 by United Airlines takes 7h 5m and the cheapest is NK1912 by Spirit Airlines for $121.
- AS - Alaska Airlinesfrom $230Find
- F9 - Frontier Airlinesfrom $139Find
- SY - Sun Country Airlinesfrom $151Find
- AY - Finnairfrom $3034Find
- HA - Hawaiian Airlinesfrom $194Find
- UA - United Airlinesfrom $231Find
- NK - Spirit Airlinesfrom $121Find
Airports
You can fly from Baltimore to San Diego from 4 airports (Baltimore Rail, Balt/Wash Intl, Baltimore Greenbelt T, Glenn L Martin).
Baltimore airports
- Baltimore Rail-ZBPFind
- Balt/Wash Intl-BWIfrom $121Find
- Baltimore Greenbelt T-GBOFind
- Glenn L Martin-MTNFind
San Diego airports
- San Diego-SANFind
- San Diego Regional-USAFind
- Gillespie Field-SEEFind
- Golden Triangle Reg.-GTRFind
- El Cajon-CJNFind
- Lowndes County-UBSFind
- Miramar NAS-NKXFind
- Montgomery Field-MYFFind
- North Island NAS-NZYFind
- Brown Field Municipal-SDMFind
- AFB-CBMFind
Airplanes
There are flights to San Diego from Baltimore by 7 airlines that use 0 aircraft brands. They range from huge modern airplanes to small-sized.
Top Domestic Destinations from Baltimore
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Top International Destinations from Baltimore
Our state-of-the art metasearch will definitely provide you with the best airfare on international flights. We’re proud to partner with many reliable travel suppliers located outside the US what gives us an opportunity to offer the most competitive prices on far destinations.
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How to book a plane ticket yourself?
- Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
- Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
- Click «Buy» when you are ready — our system will redirect you to the site that sells the selected flight ticket.
- Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
- That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.
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