BWI - SFO

£123 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 31/3. 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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Everything you should know

Cheapest return fare
£228
Overall average: £310
Alaska Airlines
Wed 18/2Wed 25/2
BWI - SFO • 1 stop
Cheapest direct flights
£244
Typical prices: £291-£431
United Airlines
Wed 11/3Sat 14/3
BWI - SFO • Direct
Our travellers' advice
AI-powered summary based on content written by travel experts. AI can make mistakes.
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 37% compared to booking last minute.
Insights
Insights
Insights
Insights
When to travel
May
Cheapest • 12% price drop
May
Most popular
Good to know
Good to know
+1
+1
Good to know
Good to know
+1
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KAYAK searches hundreds of sites at once to find you the best travel deals.
We hope you love your trip to San Francisco!
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Expert advice
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, 18 Feb - Wed, 25 Feb
Alaska Airlines Logo
18:46 - 23:59
BWI
-
SFO
32h 13m
1 stop
Alaska Airlines Logo
11:34 - 17:46
SFO
-
BWI
27h 12m
1 stop
£228Alaska Airlines
Wed, 25 Feb - Wed, 4 Mar
Southwest Logo
06:20 - 12:05
BWI
-
SFO
8h 45m
1 stop
Southwest Logo
21:30 - 05:30
SFO
-
BWI
5h 00mdirect
£231Southwest
Wed, 1 Apr - Mon, 6 Apr
United Airlines Logo
06:23 - 13:15
BWI
-
SFO
9h 52m
1 stop
United Airlines Logo
00:45 - 11:37
SFO
-
BWI
7h 52m
1 stop
£234United Airlines
Sat, 28 Feb - Sat, 7 Mar
Southwest Logo
14:35 - 22:05
BWI
-
SFO
10h 30m
1 stop
Southwest Logo
05:15 - 14:55
SFO
-
BWI
6h 40m
1 stop
£238Southwest
Tue, 24 Feb - Wed, 4 Mar
Alaska Airlines Logo
18:46 - 22:56
BWI
-
SFO
31h 10m
1 stop
Alaska Airlines Logo
06:30 - 17:46
SFO
-
BWI
8h 16m
1 stop
£241Alaska Airlines
Wed, 18 Feb - Wed, 25 Feb
Delta Logo
17:25 - 23:25
BWI
-
SFO
9h 00m
1 stop
Delta Logo
10:20 - 23:44
SFO
-
BWI
10h 24m
2 stops
£244Delta
Wed, 29 Apr - Wed, 6 May
Alaska Airlines Logo
07:04 - 14:21
BWI
-
SFO
10h 17m
1 stop
Alaska Airlines Logo
17:31 - 05:44
SFO
-
BWI
9h 13m
1 stop
£244Alaska Airlines
Sat, 28 Feb - Sat, 7 Mar
Southwest Logo
08:20 - 16:00
BWI
-
SFO
10h 40m
2 stops
Southwest Logo
05:15 - 19:05
SFO
-
BWI
10h 50m
2 stops
£245Southwest
Wed, 11 Mar - Wed, 25 Mar
Delta Logo
05:40 - 14:04
BWI
-
SFO
11h 24m
2 stops
Delta Logo
16:47 - 05:51
SFO
-
BWI
10h 04m
2 stops
£249Delta
Wed, 18 Feb - Wed, 25 Feb
Delta Logo
11:45 - 22:41
BWI
-
SFO
13h 56m
2 stops
Delta Logo
10:20 - 22:53
SFO
-
BWI
9h 33m
2 stops
£250Delta
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 May, where tickets cost £294 (return) on average. On the other hand, the most expensive months are December and November, where the average cost of round-trip tickets is £375 and £368 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 37% 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

 
AI-powered summary based on content written by travel experts. AI can make mistakes.
KAYAK teamed up with top travel experts to share the best tips for your journey.
Our travel experts
Blane Bachelor

Blane Bachelor

Expert on Southwest and SFO

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.

Stefanie Waldek

Stefanie Waldek

Expert on United Airlines

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.

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, 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 - Cheap tickets from Baltimore to San Francisco

Low seasonJanuary
Cheapest flight£123
Best time to beat the crowds but there is an average 6% increase in price.
Most popular time to fly and prices are also 13% 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 £123 for a one-way ticket and £228 for a return.

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

    Alaska Airlines, JetBlue, and Asiana Airlines 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