BWI - SAN

$115 Find Cheap Flights from Baltimore to San Diego - Compare and Save

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Everything you should know

Cheapest round-trip
$252
Typical prices: $297-$538
Frontier
Fri 9/11Tue 9/15
BWI - SAN • 1 stop
Cheapest non-stop
$297
Typical prices: $307-$457
Southwest
Sat 10/3Tue 10/6
BWI - SAN • Non-stop
Nonstop flights
You can fly direct with Southwest. Average duration is 5h 15m
Direct flights
Direct flights
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Direct flights
Direct flights
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Top layover airports
Cheapest • Avg $161 (round-trip)
Shortest trip • 7h 25m (one-way)
Insights
Insights
Insights
Insights
When to book
in advance
Our data shows that travelers who book at least 4 weeks in advance save around 37% compared to booking last minute.
Insights
Insights
Insights
Insights
When to travel
Cheapest • 16% price drop
Most popular
Good to know
Good to know
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We hope you love your trip to San Diego!
Flight Deals
Booking Insights
Expert advice
Flight Deals

Cheap Flights from Baltimore to San Diego (BWI-SAN)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Baltimore to San Diego

Fri, Sep 11 - Tue, Sep 15
Frontier Logo
1:29 pm - 8:18 amBWI  Baltimore/Washington-SAN San Diego
21h 49m1 stop Dallas/Fort Worth
Frontier Logo
6:25 am - 9:25 amSAN  San Diego-BWI Baltimore/Washington
24h 00m2 stops Denver Intl Atlanta Hartsfield-Jackson
$252Frontier
Tue, Sep 15 - Mon, Sep 21
Frontier Logo
10:22 am - 11:51 pmBWI  Baltimore/Washington-SAN San Diego
16h 29m2 stops Atlanta Hartsfield-Jackson Denver Intl
Frontier Logo
6:45 pm - 11:40 amSAN  San Diego-BWI Baltimore/Washington
13h 55m1 stop Dallas/Fort Worth
$255Frontier
Fri, Sep 18 - Tue, Sep 22
Alaska Airlines Logo
7:15 pm - 10:46 amBWI  Baltimore/Washington-SAN San Diego
18h 31m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
4:50 pm - 6:30 amSAN  San Diego-BWI Baltimore/Washington
10h 40m1 stop Seattle/Tacoma Intl
$279Alaska Airlines
Fri, Sep 18 - Tue, Sep 22
Alaska Airlines Logo
7:15 pm - 10:46 amBWI  Baltimore/Washington-SAN San Diego
18h 31m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
4:50 pm - 6:30 amSAN  San Diego-BWI Baltimore/Washington
10h 40m1 stop Seattle/Tacoma Intl
$279Alaska Airlines
Sat, Oct 3 - Tue, Oct 6
Southwest Logo
6:20 pm - 8:55 pmBWI  Baltimore/Washington-SAN San Diego
5h 35mnonstop
Southwest Logo
6:15 am - 2:20 pmSAN  San Diego-BWI Baltimore/Washington
5h 05mnonstop
$297Southwest
Sat, Sep 26 - Sat, Oct 3
Southwest Logo
2:20 pm - 4:35 pmBWI  Baltimore/Washington-SAN San Diego
5h 15mnonstop
Southwest Logo
9:50 pm - 5:45 amSAN  San Diego-BWI Baltimore/Washington
4h 55mnonstop
$297Southwest
Sat, Sep 19 - Mon, Sep 21
Multiple Airlines Logo
4:43 pm - 10:30 amBWI  Baltimore/Washington-SAN San Diego
20h 47m1 stop Portland
Multiple Airlines Logo
6:45 pm - 11:40 amSAN  San Diego-BWI Baltimore/Washington
13h 55m1 stop Dallas/Fort Worth
$299Multiple Airlines
Sat, Sep 19 - Mon, Sep 28
Multiple Airlines Logo
4:43 pm - 10:30 amBWI  Baltimore/Washington-SAN San Diego
20h 47m1 stop Portland
Multiple Airlines Logo
6:45 pm - 11:40 amSAN  San Diego-BWI Baltimore/Washington
13h 55m1 stop Dallas/Fort Worth
$299Multiple Airlines
Tue, Oct 27 - Wed, Oct 28
Delta Logo
2:11 pm - 7:36 pmBWI  Baltimore/Washington-SAN San Diego
8h 25m1 stop Atlanta Hartsfield-Jackson
Delta Logo
5:01 pm - 5:45 amSAN  San Diego-BWI Baltimore/Washington
9h 44m1 stop Salt Lake City
$317Delta
Sat, Nov 7 - Tue, Nov 10
Delta Logo
12:37 pm - 5:55 pmBWI  Baltimore/Washington-SAN San Diego
8h 18m1 stop Detroit Metropolitan Wayne County
Delta Logo
11:34 am - 11:03 pmSAN  San Diego-BWI Baltimore/Washington
8h 29m1 stop Detroit Metropolitan Wayne County
$317Delta
Booking Insights

KAYAK's insights & trends for Baltimore to San Diego flights

Get data-powered insights and trends into flights from Baltimore to San Diego to help you find the cheapest flights, the best time to fly and much more.

How much is a round-trip flight from Baltimore to San Diego?

Flight prices are below average for this route right now.

Flights to San Diego from Baltimore usually cost between $397 and $567 in September.
The lowest price found in the past 5 days was $252 on Frontier (Sep 11-Sep 15).

What’s the cheapest day of the week to fly from Baltimore to San Diego?

For Baltimore to San Diego, Wednesday is the cheapest day to fly on average and Monday is the most expensive. Flying from San Diego back to Baltimore, the best deals are generally found on Wednesday, with Sunday being the most expensive.

What is the cheapest month to fly from Baltimore to San Diego?

The cheapest month for flights from Baltimore to San Diego is February, where tickets cost $348 (return) on average. On the other hand, the most expensive months are June and August, where the average cost of round-trip tickets is $500 and $481 respectively.

Can I save money by flying with a layover from Baltimore to San Diego?

No, with an average price for the route of $391, prices are generally cheapest when you fly direct.

How far in advance should I book a flight from Baltimore to San Diego?

To get a below average price on the flight from Baltimore to San Diego, you should book around 4 weeks before departure, which saves you about 37% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 6 weeks before departure.

Expert advice

Expert advice for your flight from Baltimore to San Diego

 
KAYAK teamed up with top travel experts to share the best tips for your journey.
Our travel experts
Brandon Schultz

Brandon Schultz

Expert on SAN

Brandon Schultz is an award-winning food and travel writer based in New York City. His work has appeared in Forbes, AAA, Thrillist, Travel + Leisure, and The Daily Meal, among many others, and he is the author of 6 books, including 3 cookbooks.

Harriet Baskas

Harriet Baskas

Expert on BWI

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Good to know

Low season

January

Cheapest flight

$115
Best time to beat the crowds with an average 9% drop in price.
Most popular time to fly and prices are also 8% lower on average.
Flight from Baltimore to San Diego

When to book flights from Baltimore to San Diego

Are your dates flexible? Find out the best times to travel from Baltimore to San Diego based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

FAQs for booking flights from Baltimore to San Diego

  • Are there lounges at Baltimore/ Washington International Airport?

    Baltimore/ Washington International Airport has The Club BWI lounge, which features amenities that enrich passengers’ experience. You’ll explore the comfortable seats, power outlets, free internet, and complimentary beverage and food options when you visit the lounge. This lounge is situated at Concourse D close to Gate 10.

  • Does San Diego International Airport have nursing stations for mothers?

    San Diego International Airport minds mothers as it has three lactation rooms. If you are a mother traveling with an infant, you can get to feed and change your baby’s clothes in any of the lactation rooms found post-security. Two are located on Terminal 1 West Rotunda and East Rotunda, respectively, and one on Terminal 2 at the second level close to Gates 34 to 35. The nursing stations also have a hand washing station, soft lighting, artwork, and electrical outlets.

  • Is there an art center at Baltimore/ Washington International Airport?

    Baltimore/ Washington International Airport has art exhibits that are a site to marvel at for passengers who are art lovers. The art galleries are located in various sections of the airport. For example, the D Concourse Art gallery is close to Gates D1 to D5, and the International Art Gallery can be found close to the Security Checkpoint D/E. You may also access the Arts Council of Anne Arundel County Exhibit near Door 10 at the Departures Level.

  • Where can I sleep or rest while waiting for my Baltimore/ Washington International Airport flight?

    If your flight is delayed at BWI, visit Concourse D and E to enjoy a comfortable rest or sleep on the cozy padded benches and narrow couches. In addition, concourse C has armrest-free seats that are ideal for resting.

  • What is the cheapest flight from Baltimore to San Diego?

    In the last 5 days, the lowest price for a flight from Baltimore to San Diego was $115 for a one-way ticket and $252 for a round-trip.

  • Do I need a passport to fly between Baltimore and San Diego?

    No, a passport isn't needed to fly from Baltimore to San Diego. However, local authorities might ask for an official ID.

  • Which airports will I be using when flying from Baltimore to San Diego?

    Baltimore and San Diego are both served by 1 main airport. You will leave Baltimore from Baltimore/Washington and will be arriving at San Diego.

  • Which airlines offer Wi-Fi service onboard planes from Baltimore to San Diego?

    Alaska Airlines, JetBlue, and American Airlines offer inflight Wi-Fi service on the Baltimore to San Diego flight route.

  • Which aircraft models fly most regularly from Baltimore to San Diego?

    The Boeing 737-800 Passenger/BBJ2 (winglets) is the aircraft model that flies most regularly on the Baltimore to San Diego flight route.

  • Which airline alliances offer flights from Baltimore to San Diego?

    SkyTeam, oneworld, and Star Alliance are the airline alliances operating flights between Baltimore and San Diego, with SkyTeam being the most commonly used for this route.

  • On which days can I fly direct from Baltimore to San Diego?

    There are nonstop flights from Baltimore to San Diego on a daily basis.

  • Which is the best airline for flights from Baltimore to San Diego, Southwest or Alaska Airlines?

    The two airlines most popular with KAYAK users for flights from Baltimore to San Diego are Southwest and Alaska Airlines. With an average price for the route of $424 and an overall rating of 8.0, Southwest is the most popular choice. Alaska Airlines is also a great choice for the route, with an average price of $377 and an overall rating of 7.9.

  • How does KAYAK find such low prices on flights from Baltimore to San Diego?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Baltimore to San Diego.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Baltimore to San Diego?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to San Diego from Baltimore is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Baltimore to San Diego?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to San Diego with an airline and back to Baltimore with another airline. Booking your flights between Baltimore and SAN can sometimes prove cheaper using this method.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Baltimore to San Diego?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to San Diego from Baltimore up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

KAYAK’s top tips for finding a cheap flight from Baltimore to San Diego

  • Looking for a cheap flight? 25% of our users found flights on this route for $213 or less one-way and $380 or less round-trip.
  • Suppose you are scheduled to arrive late at the San Diego International Airport (SAN); there are several excellent hotels to stay the night in that are close to the airport. Consider staying at Hilton San Diego Airport/ Harbor Island, about 1 mile away, or Holiday Inn Express San Diego Airport- Old Town, an IHG hotel about 0.8 miles away.
  • Those with flights from Baltimore/ Washington International Airport (BWI) to San Diego International Airport can consider getting to the airport early to beat the city’s morning rush hour. Rush hour starts from about 6 am to 10 am. Put this in mind as you plan to arrive at least 2h before departure to avoid the morning hassle of commuting.
  • Baltimore/ Washington International Airport has a children’s play area, which is essential for families traveling with children. The children’s play area is located in the D/E Connector, and children can enjoy comfortable seats, toys, and great views of airplanes.
  • If you are arriving at the San Diego International Airport, there are plenty of restaurants from which you may enjoy a meal. A wide array of dining options can be found in Terminal 1, Terminal 2 West, and Terminal 2 East. The restaurants range from coffee shops to international restaurants such as Saffron Thai.
  • Those driving into Baltimore/ Washington International Airport for their flights can park their vehicles at the airport’s parking. For long-term parking, you can park at the parking located between Andover Road and S. Camp Meade Road.

Prefer to fly direct from Baltimore to San Diego?

 
Find which airlines fly direct from Baltimore/Washington Airport to San Diego Airport, which days they fly and book direct flights.

Direct departures

Baltimore/Washington to San Diego

Monday

Southwest

Southwest

Tuesday

Southwest

Southwest

Wednesday

Southwest

Southwest

Thursday

Southwest

Southwest

Friday

Southwest

Southwest

Saturday

Southwest

Southwest

Sunday

Southwest

Southwest

See more direct flights

Direct returns

San Diego to Baltimore/Washington

Monday

Southwest

Southwest

Tuesday

Southwest

Southwest

Wednesday

Southwest

Southwest

Thursday

Southwest

Southwest

Friday

Southwest

Southwest

Saturday

Southwest

Southwest

Sunday

Southwest

Southwest

See more direct flights

Everything you need to know for your flight from Baltimore to San Diego

Other airlines flying from Baltimore to San Diego