S$229 Cheap Flights from Baltimore to San Francisco

View S$229 flight on Wed, 20 Aug, 2025Opens in a new window

Popular airlines from Baltimore Washington Intl. Airport (BWI) to San Francisco Intl. Airport (SFO)

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Cheap Flights from Baltimore to San Francisco (BWI-SFO)

Prices were available within the past 7 days and start at S$229 for one-way flights and S$457 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Wed, 6 Aug - Tue, 12 Aug
BWI
Baltimore
SFO
San Francisco
S$457 Return, found 5 days ago
S$457
Return
found 5 days ago
Select Delta flight, departing Wed, 6 Aug from Baltimore to San Francisco, returning Tue, 12 Aug, priced at S$457 found 5 days ago
Delta
Wed, 20 Aug - Tue, 26 Aug
BWI
Baltimore
SFO
San Francisco
S$458 Return, found 4 days ago
S$458
Return
found 4 days ago
Select Delta flight, departing Wed, 20 Aug from Baltimore to San Francisco, returning Tue, 26 Aug, priced at S$458 found 4 days ago
United
Sat, 16 Aug - Sat, 23 Aug
BWI
Baltimore
SFO
San Francisco
S$509 Return, found 6 days ago
S$509
Return
found 6 days ago
Select United flight, departing Sat, 16 Aug from Baltimore to San Francisco, returning Sat, 23 Aug, priced at S$509 found 6 days ago
Delta
Sat, 16 Aug - Sat, 23 Aug
BWI
Baltimore
SFO
San Francisco
S$510 Return, found 6 days ago
S$510
Return
found 6 days ago
Select Delta flight, departing Sat, 16 Aug from Baltimore to San Francisco, returning Sat, 23 Aug, priced at S$510 found 6 days ago
Delta
Thu, 28 Aug - Thu, 4 Sep
BWI
Baltimore
SFO
San Francisco
S$516 Return, found 6 days ago
S$516
Return
found 6 days ago
Select Delta flight, departing Thu, 28 Aug from Baltimore to San Francisco, returning Thu, 4 Sep, priced at S$516 found 6 days ago
Delta
Wed, 20 Aug - Tue, 26 Aug
BWI
Baltimore
SFO
San Francisco
S$517 Return, found 4 days ago
S$517
Return
found 4 days ago
Select Delta flight, departing Wed, 20 Aug from Baltimore to San Francisco, returning Tue, 26 Aug, priced at S$517 found 4 days ago
Delta
Sat, 16 Aug - Sat, 23 Aug
BWI
Baltimore
SFO
San Francisco
S$522 Return, found 6 days ago
S$522
Return
found 6 days ago
Select Delta flight, departing Sat, 16 Aug from Baltimore to San Francisco, returning Sat, 23 Aug, priced at S$522 found 6 days ago
Delta
Wed, 20 Aug - Tue, 26 Aug
BWI
Baltimore
SFO
San Francisco
S$523 Return, found 4 days ago
S$523
Return
found 4 days ago
Select Delta flight, departing Wed, 20 Aug from Baltimore to San Francisco, returning Tue, 26 Aug, priced at S$523 found 4 days ago
American Airlines
Thu, 28 Aug - Thu, 4 Sep
BWI
Baltimore
SFO
San Francisco
S$554 Return, found 6 days ago
S$554
Return
found 6 days ago
Select American Airlines flight, departing Thu, 28 Aug from Baltimore to San Francisco, returning Thu, 4 Sep, priced at S$554 found 6 days ago
United
Thu, 28 Aug - Thu, 4 Sep
BWI
Baltimore
SFO
San Francisco
S$560 Return, found 6 days ago
S$560
Return
found 6 days ago
Select United flight, departing Thu, 28 Aug from Baltimore to San Francisco, returning Thu, 4 Sep, priced at S$560 found 6 days ago

Find the cheapest month to fly from Baltimore (BWI) to San Francisco (SFO)

April is typically the cheapest month to fly

From S$180 - S$635 per traveller.

Graph displaying average flight prices per month

Baltimore to San Francisco route information
Origin airport
Baltimore Washington Intl. Thurgood Marshall
Destination airport
San Francisco Intl.
Return price
S$457
Distance
3922 km
Average flight time
2 hours 47 mins

Flights from Baltimore to San Francisco

There are several airlines that operate frequent flights from Washington D.C. (BWI) to San Francisco (SFO) including

The earliest flight leaves Baltimore Washington Intl. Thurgood Marshall Airport at 05:40 and arrives at San Francisco Intl. Airport at 08:28. The last flight of the day departs Washington D.C. at 07:30 and arrives at San Francisco at 10:47.

The flight distance from Washington D.C. to San Francisco is about 3965 km, the shortest flight is 05 hours 45 minutes with .

Expedia lets you search across the largest number of airlines and San Francisco flights, which means that you’ll be able to find a great flight deal at the perfect travel date and time. Our simple-to-use booking engine makes looking for terrific bargains easy and hassle-free; just enter your travel dates and departure city, and let Expedia do the rest! Adjust your travel dates and explore connecting flights to find an even better deal on your Baltimore San Francisco flight!

Browse through dozens of options and rest assured that you’re seeing the best price guaranteed! Our friendly customer service representatives are here to serve you 24 hours day to provide assistance and answer any questions that you may have about booking your Baltimore to San Francisco trip. There’s simply no substitute for great prices suited to your travel needs and backed by excellent customer support.

Combine your San Francisco flight with a hotel and/or car rental for a package deal designed to save you even more money! Discover additional savings by booking in advance or find a last minute deal. There are tons of ways to save on your flights from Baltimore to San Francisco with Expedia. Use us as your stop travel destination and have the confidence that you’re getting a bargain!

Frequently asked questions

How much is a flight from BWI Marshall to San Francisco Airport?
The lowest price advertised for a round-trip journey from BWI Marshall to SFO is S$457. But you better act fast. This price is based on fares quoted within the last 7 days on Expedia for flights departing within the next year. 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 to San Francisco Airport?
Most flights can be cancelled online, but whether or not you incur a fee depends on your airline. If you do need to cancel your escape, follow the instructions in the Customer Service Portal.
How do I find cheap flights from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to SFO 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 BWI Airport to San Francisco Intl. Airport (SFO) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to SFO?
The flying distance between BWI (BWI) and San Francisco Intl. Airport (SFO) (SFO) is 3,900 kilometres. Squeeze in a nap or bury your nose in a book and the trip will zip by.
Which airlines fly direct from BWI Marshall to San Francisco Intl. Airport (SFO)?
United Airlines (UA) will get you from BWI Marshall to San Francisco Intl. Airport (SFO) comfortably and reliably. Choose from 30 direct flights every month on this route.
Are BWI Marshall to San Francisco Intl. Airport (SFO) flight tickets cheaper when they're purchased at the last minute?
It is possible to pick up amazing last-minute deals from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to SFO, but it can also be hit-or-miss. As many airlines release prices up to 12 months in advance, it's worth keeping an eye on fares early and being ready to book when you see a good bargain. Expedia compares carrier prices and updates flight deals regularly, so you can be certain you're always getting the latest offers.

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