S$197 Cheap Flights from Baltimore to San Diego

View S$197 flight on Mon, 11 Aug, 2025Opens in a new window

Popular airlines from Baltimore Washington Intl. Airport (BWI) to San Diego Intl. Airport (SAN)

  • Plan, book, fly with confidence

  • trending down icon
    Be in the know
    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon
    Book smarter
    Save up to 40% on select hotels after you book a flight*
  • payments icon
    Earn twice
    Earn your airline miles on top of our rewards
    Sign in

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

Prices were available within the past 7 days and start at S$197 for one-way flights and S$394 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Mon, 11 Aug - Mon, 18 Aug
BWI
Baltimore
SAN
San Diego
S$394 Return, found 14 hours ago
S$394
Return
found 14 hours ago
Select Delta flight, departing Mon, 11 Aug from Baltimore to San Diego, returning Mon, 18 Aug, priced at S$394 found 14 hours ago
American Airlines
Mon, 11 Aug - Mon, 18 Aug
BWI
Baltimore
SAN
San Diego
S$464 Return, found 14 hours ago
S$464
Return
found 14 hours ago
Select American Airlines flight, departing Mon, 11 Aug from Baltimore to San Diego, returning Mon, 18 Aug, priced at S$464 found 14 hours ago
United
Mon, 11 Aug - Mon, 18 Aug
BWI
Baltimore
SAN
San Diego
S$555 Return, found 14 hours ago
S$555
Return
found 14 hours ago
Select United flight, departing Mon, 11 Aug from Baltimore to San Diego, returning Mon, 18 Aug, priced at S$555 found 14 hours ago
Delta
Sat, 16 Aug - Sat, 23 Aug
BWI
Baltimore
SAN
San Diego
S$592 Return, found 3 days ago
S$592
Return
found 3 days ago
Select Delta flight, departing Sat, 16 Aug from Baltimore to San Diego, returning Sat, 23 Aug, priced at S$592 found 3 days ago
United
Sat, 16 Aug - Sat, 23 Aug
BWI
Baltimore
SAN
San Diego
S$656 Return, found 3 days ago
S$656
Return
found 3 days ago
Select United flight, departing Sat, 16 Aug from Baltimore to San Diego, returning Sat, 23 Aug, priced at S$656 found 3 days ago
Delta
Tue, 5 Aug - Tue, 12 Aug
BWI
Baltimore
SAN
San Diego
S$668 Return, found 6 days ago
S$668
Return
found 6 days ago
Select Delta flight, departing Tue, 5 Aug from Baltimore to San Diego, returning Tue, 12 Aug, priced at S$668 found 6 days ago
Delta
Sat, 16 Aug - Sat, 23 Aug
BWI
Baltimore
SAN
San Diego
S$669 Return, found 3 days ago
S$669
Return
found 3 days ago
Select Delta flight, departing Sat, 16 Aug from Baltimore to San Diego, returning Sat, 23 Aug, priced at S$669 found 3 days ago
United
Sat, 16 Aug - Sat, 23 Aug
BWI
Baltimore
SAN
San Diego
S$734 Return, found 3 days ago
S$734
Return
found 3 days ago
Select United flight, departing Sat, 16 Aug from Baltimore to San Diego, returning Sat, 23 Aug, priced at S$734 found 3 days ago
United
Tue, 5 Aug - Tue, 12 Aug
BWI
Baltimore
SAN
San Diego
S$766 Return, found 6 days ago
S$766
Return
found 6 days ago
Select United flight, departing Tue, 5 Aug from Baltimore to San Diego, returning Tue, 12 Aug, priced at S$766 found 6 days ago

Find the cheapest month to fly from Baltimore (BWI) to San Diego (SAN)

August is typically the cheapest month to fly

From S$62 - S$356 per traveller.

Graph displaying average flight prices per month

Baltimore to San Diego route information
Origin airport
Baltimore Washington Intl. Thurgood Marshall
Destination airport
San Diego Intl.
Airlines serving
Delta
Return price
S$393
Distance
3664 km
Average flight time
4 hours 9 mins

Perfect flights from Baltimore to San Diego

Your Journey from Baltimore to San Diego

Start your unforgettable journey with Expedia. Our broad selection of flights from Baltimore to San Diego caters to every travel need. Whether you're yearning for a romantic escape, a solo adventure, or a cultural immersion, we've got you covered.
 

Choosing Your Ideal Flight

With Expedia, you have access to a wide range of airlines, including Delta, American Airlines, United. Our selection of flights from Baltimore Washington Intl. Thurgood Marshall to San Diego Intl. caters to every traveler's requirements, ensuring your journey aligns with your schedule. With options from 20 airlines, you're bound to find the perfect flight.
 

Maximizing Value with Baltimore to San Diego Flights

Experience the joy of finding cheap flights from Baltimore Washington Intl. Thurgood Marshall to San Diego Intl. that fit your budget. Keep an eye out for our special deals and discounts, and check our flexible one-way fares from S$197 and roundtrip prices from S$394*.
 

Pre-Flight Essentials

Ensure a smooth journey from Baltimore to San Diego with Expedia. From information about check-in times and in-flight amenities to guidance on baggage policies, we provide all the essentials to prepare you for your flight.
 

Experience the Vibrant San Diego

Picture yourself stepping off the plane in San Diego and immersing yourself in the unique atmosphere of . From local markets to cultural festivals, each city offers its distinct charm. Make the most of your trip by exploring local attractions and indulging in the local cuisine. With Expedia, explore all this and more, tailored to your budget.
 

Added Convenience on Your Baltimore to San Diego Flight

Traveling with Expedia is more than just a flight. We offer details about in-flight amenities, baggage policies, and more to ensure a smooth and hassle-free journey. Choose from our variety of airlines and embark on a memorable journey from Baltimore to San Diego.
 

Beyond the Flight – Exploring San Diego

With Expedia, your adventure extends beyond the flight. Explore San Diego at your own pace by renting a car or booking a hotel. Discover hidden gems off the beaten path and create unforgettable memories.
 

Book Your Flight from Baltimore to San Diego with Confidence

Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support make your travel experience seamless and stress-free. Embark on your journey from Baltimore to San Diego with confidence. Book your travel arrangements with Expedia today.
 
*Note: Prices may vary based on availability and are subject to change.

Frequently asked questions

How much is a flight from BWI to San Diego Intl. Airport (SAN)?
Based on airfares available within the last 7 days on Expedia for flights departing within the next year, round-trip flights from BWI Marshall to SAN start from S$394. Book ASAP to secure the best price for your next big adventure. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from BWI Airport to San Diego Airport?
The majority of flights can be conveniently cancelled online, but whether or not you are charged a fee depends on your airline. If you do need to cancel your break, follow the easy instructions in the Customer Service Portal.
How do I find cheap flights from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to San Diego Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to San Diego Intl. Airport (SAN) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from BWI Marshall to San Diego Intl. Airport (SAN)?
The flight distance between BWI Airport and SAN is 3,700 kilometres. Listen to your favourite tunes or read a good book and the trip will zip on by.
Which airlines fly direct from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to SAN?
Offering 30 flights every month, Southwest Airlines (WN) is a popular choice when flying straight from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to San Diego Intl. Airport (SAN).
Are Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to SAN flight tickets cheaper when they're purchased at the last minute?
Booking your trip from BWI Airport to SAN at the last minute could be your ticket to an awesome deal. However, it could end up costing a good deal more! If you'd prefer not to take any chances, book well ahead of your departure date. In fact, Expedia has some of the biggest bargains up to 12 months in advance. If your preferred carrier hasn't released tickets yet, check back often as deals are updated all the time on Expedia.

Explore a world of travel with Expedia

*Available to Expedia members.