BWI - SFO

£129 Find Cheap Flights from Baltimore to San Francisco

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Baltimore to San Francisco departing on 10/2. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

KAYAK searches hundreds of travel sites at once for deals on flights to San Francisco

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Baltimore to San Francisco, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Baltimore to San Francisco, as well as popular online travel agencies
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Flight Deals

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

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for return flights from Baltimore to San Francisco that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Baltimore to San Francisco

Wed, 12 Nov - Sat, 15 Nov
Multiple Airlines Logo
16:52 - 12:15BWI-SFO
22h 23m2 stops
Multiple Airlines Logo
22:23 - 08:18SFO-BWI
30h 55m1 stop
£211Multiple Airlines
Find Deal
Tue, 13 Jan - Tue, 20 Jan
Delta Logo
06:05 - 13:38BWI-SFO
10h 33m2 stops
Delta Logo
19:00 - 10:29SFO-BWI
12h 29m2 stops
£223Delta
Find Deal
Thu, 11 Dec - Sun, 14 Dec
Delta Logo
07:15 - 15:57BWI-SFO
11h 42m2 stops
Delta Logo
10:30 - 00:21SFO-BWI
10h 51m2 stops
£231Delta
Find Deal
Wed, 21 Jan - Mon, 26 Jan
Alaska Airlines Logo
19:14 - 17:59BWI-SFO
25h 45m1 stop
Alaska Airlines Logo
19:40 - 18:14SFO-BWI
19h 34m1 stop
£275Alaska Airlines
Find Deal
Thu, 4 Dec - Sat, 6 Dec
Alaska Airlines Logo
07:00 - 21:46BWI-SFO
17h 46m2 stops
Alaska Airlines Logo
22:24 - 05:40SFO-BWI
28h 16m2 stops
£276Alaska Airlines
Find Deal
Thu, 11 Dec - Mon, 15 Dec
Southwest Logo
10:10 - 13:20BWI-SFO
6h 10mdirect
Southwest Logo
21:25 - 05:30SFO-BWI
5h 05mdirect
£304Southwest
Find Deal
Thu, 1 Jan - Wed, 7 Jan
United Airlines Logo
06:30 - 09:42BWI-SFO
6h 12mdirect
United Airlines Logo
11:15 - 22:25SFO-BWI
8h 10m1 stop
£309United Airlines
Find Deal
Thu, 11 Dec - Mon, 15 Dec
United Airlines Logo
18:28 - 21:38BWI-SFO
6h 10mdirect
United Airlines Logo
07:00 - 17:25SFO-BWI
7h 25m1 stop
£312United Airlines
Find Deal
Sun, 21 Dec - Sat, 27 Dec
Frontier Logo
05:30 - 13:13BWI-SFO
10h 43m1 stop
Frontier Logo
23:25 - 10:55SFO-BWI
8h 30m1 stop
£313Frontier
Find Deal
Wed, 3 Dec - Mon, 8 Dec
Southwest Logo
13:05 - 21:50BWI-SFO
11h 45m2 stops
Southwest Logo
21:25 - 05:30SFO-BWI
5h 05mdirect
£316Southwest
Find Deal

Everything you should know

Our travellers' advice
AI-generated summary based on content written by travel experts
United's Economy Plus offers extra legroom on flights.
Southwest's Wi-Fi allows streaming; download the app.
Expert advice
Expert advice
Expert advice
Expert advice
When to book
4 weeks
in advance
Our data shows that travellers who book at least 4 weeks in advance save around 39% compared to booking last minute.
Insights
Insights
Insights
Insights
When to travel
February
Cheapest • 11% price drop
May
Most popular
Good to know
Good to know
+1
+1
Good to know
Good to know
+1
Cheapest return fare
£211
Overall average: £376
Multiple Airlines
Wed 12/11Sat 15/11
BWI - SFO • 2 stops
Cheapest direct flights
£304
Typical prices: £337-£461
Southwest
Thu 11/12Mon 15/12
BWI - SFO • Direct
Start a new search
KAYAK searches hundreds of sites at once to find you the best travel deals.
We hope you love your trip to San Francisco!
Booking Insights

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

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

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

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from Baltimore to San Francisco, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights from Baltimore to San Francisco is February, where tickets cost £304 (return) on average. On the other hand, the most expensive months are December and November, where the average cost of round-trip tickets is £379 and £376 respectively.

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

To calculate weekly average prices, KAYAK takes all prices for each week before departure over the last year for round-trip flights from Baltimore to San Francisco, removes the top 0.1% to account for outliers, and then takes the average of all the values for each week.

To get a below average price on the flight from Baltimore to San Francisco, you should book around 4 weeks before departure, which saves you about 39% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 26 weeks before departure.

Expert advice

Expert advice for your flight from Baltimore to San Francisco

 
Snippets provided in this section are AI-generated based on a summarisation of KAYAK-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
KAYAK teamed up with top travel experts to share the best tips for your journey.
Airlines
Southwest

Southwest offers free snacks and soft drinks; download the app for streaming entertainment.


Southwest's Rapid Rewards program offers unlimited rewards seats and points that don’t expire.

Read more about Southwestby Blane Bachelor
United Airlines

United's Economy Plus offers up to six inches more legroom than standard economy.


United offers Priority Boarding to avoid gate-checking your carry-on.

Airports
BWI

BWI offers street pricing on dining and shopping, so prices match those in town. Arrive early to enjoy local specialties and unique products.

Read more about BWIby Harriet Baskas
SFO

For a smooth arrival, use BART for quick access to San Francisco. The station is conveniently located in the International Terminal.

Read more about SFOby Blane Bachelor
Our travel experts
Blane Bachelor

Blane Bachelor

Expert on Southwest and SFO

Blane Bachelor

Blane Bachelor

Blane Bachelor is a journalist and editor specialising in travel and aviation who writes regularly for top global outlets. Born and raised in Florida, Blane has worked and lived in four countries, including the Netherlands, where she’s currently based with her family. Her favourite way to get to know a new destination is by running or riding a bike around town – or hearing a spooky ghost story about local history.

Read more
Stefanie Waldek

Stefanie Waldek

Expert on United Airlines

Stefanie Waldek

Stefanie Waldek

Stefanie Waldek is a freelance space, travel, and design writer based in Saratoga Springs, NY. Her words have appeared in Space.com, Travel + Leisure, Condé Nast Traveler, Architectural Digest, and House Beautiful, among other publications. An expert in aviation and expedition cruising, Stefanie is frequently up in the air or out at sea, likely en route to Antarctica or the Arctic.

Read more
Harriet Baskas

Harriet Baskas

Expert on BWI

Harriet Baskas

Harriet Baskas

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, 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.

Read more

Good to know - Cheap tickets from Baltimore to San Francisco

Low seasonJanuary
Cheapest flight£129
Best time to beat the crowds (9% less expensive on average)
Most popular time to fly and prices are also 11% lower on average.
Flight from Baltimore to San Francisco

When to book flights from Baltimore to San Francisco

Are your dates flexible? Find out the best times to travel from Baltimore to San Francisco based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or returns with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking flights from Baltimore to San Francisco

  • Where can I sleep at San Francisco International Airport?

    If you’re looking for a place to nap, FreshenUp offers three nap rooms that are available for rent. The establishment is inside the International Terminal landside on level G in the main hall. The nap rooms have a bed, mirror, desk, and Wi-Fi. You can access shower facilities for an additional cost. If you’re looking for an overnight stay, book your place at the Grand Hyatt at SFO. The hotel offers day rooms and overnight stays and is connected to SFO via the AirTrain.

  • Does San Francisco International Airport offer accessible services?

    Passengers with reduced mobility will have ramps and elevators to access the terminals easily. There are also reserved parking spots, dedicated seating, wheelchair assistance, and accessible restrooms at SFO. Low-vision passengers are welcome to bring service animals to the airport. The airport has braille signage and tactile guide paths, and Aira services are also available at SFO. For hard-of-hearing passengers, SFO has video phones, TTY phones, and visual paging services.

  • What are the transport options from San Francisco International Airport?

    SFO is served by the San Francisco BART, which offers easy connections to downtown, and other train services. Using the SFO BART, you can get to CalTrain trains which travel to cities neighboring San Francisco. SFO is also served by SamTrans buses which are available in Terminals 2, 3, and the International Terminal. You can also take shared-ride shuttles, but reservations are required for these services. Taxis are available outside baggage claim in all terminals and most charge between $47-$67 for a trip downtown.

  • Does San Francisco International Airport offer family services?

    Nursing rooms are provided for those traveling with infants. They are mostly airside in all terminals, except for Terminal 2, where they’re both airside and landside. If you’re looking for baby changing facilities, they are in the family washrooms around SFO. The airport also has strollers, car seats, and other baby facilities at Cloud of Good. The establishment has three kiosks at SFO, and you can rent these facilities online and pick them up at any of their three kiosks. For the older kids, SFO has play areas around Gates 22, 54A, 58B, 87A, 62, and Boarding Area F.

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

    In the last 3 days, the lowest price for a flight from Baltimore to San Francisco was £129 for a one-way ticket and £211 for a return.

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

    Alaska Airlines, Hawaiian Airlines, Asiana Airlines, and JetBlue offer inflight Wi-Fi service on the Baltimore to San Francisco flight route.

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

    The Boeing 737 MAX 8 is the aircraft model that flies most regularly on the Baltimore to San Francisco flight route.

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

    There are direct flights from Baltimore to San Francisco on a daily basis.

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

    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 Francisco.

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

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to San Francisco 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 Francisco?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to San Francisco with an airline and back to Baltimore with another airline.

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

    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 Francisco 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 Francisco

  • San Francisco International Airport (SFO) has four terminals, and the airport has provided an AirTrain that runs every 4min around the airport complex.
  • Pets are welcome to travel through Baltimore/Washington International Thurgood Marshall Airport (BWI). You’ll find pet relief areas around Concourses C and E and outside Door 19.
  • The Club BWI and USO Lounge are the only lounges available to passengers at BWI. The Club BWI is on Concourse D around Gate D10, and you can pay at the door to access lounge services. The USO Lounge is open to active US military members and is on the lower level beside baggage claim 14.
  • Around 1,046 kg of carbon is emitted on flights from Baltimore-Washington to San Francisco. You can fly more sustainably with JetBlue, which offers the eco-friendliest flight, emitting 32% less carbon per passenger.
  • M&T Bank runs a full-service bank at BWI. The bank offers banking and currency exchange services and is located landside near Concourse A.

Prefer to fly direct from Baltimore to San Francisco?

 
Direct data is based off flight results for the next 60 days. Find direct flights from all airlines flying direct from Baltimore/Washington to San Francisco.
Find which airlines fly direct from Baltimore/Washington Airport to San Francisco Airport, which days they fly and book direct flights.

Direct departures

Baltimore/Washington to San Francisco

Monday

Southwest, United Airlines

Southwest, United Airlines

Tuesday

Southwest, United Airlines

Southwest, United Airlines

Wednesday

Southwest, United Airlines

Southwest, United Airlines

Thursday

Southwest, United Airlines

Southwest, United Airlines

Friday

Southwest, United Airlines

Southwest, United Airlines

Saturday

Southwest, United Airlines

Southwest, United Airlines

Sunday

Southwest, United Airlines

Southwest, United Airlines

See more direct flights

Direct returns

San Francisco to Baltimore/Washington

Monday

Southwest, United Airlines

Southwest, United Airlines

Tuesday

Southwest, United Airlines

Southwest, United Airlines

Wednesday

Southwest, United Airlines

Southwest, United Airlines

Thursday

Southwest, United Airlines

Southwest, United Airlines

Friday

Southwest, United Airlines

Southwest, United Airlines

Saturday

Southwest, United Airlines

Southwest, United Airlines

Sunday

Southwest, United Airlines

Southwest, United Airlines

See more direct flights

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

Information on your arrival and departure airports

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