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Cheap flights from Baltimore to San Francisco from £114

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 19/3. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — SFO
9 Mar — 16 Mar1
1 adult

Cheap flight deals from Baltimore to San Francisco

Discover tips and strategies to find the most affordable flight options for your journey from Baltimore (BWI) to San Francisco (SFO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 4 March 2025.

Round-trip from

£239

One-way from

£118

Popular in

June

Cheapest in

September

Average price

£345
Southwest
  • Southwest
  • 2/4-9/4
  • 3 total stops
  • 19h 55m total
  • Baltimore to San Francisco
Delta
  • Delta
  • 19/3
  • 1 total stop
  • 8h 27m total
  • Baltimore to San Francisco
Highest demand for flights based on searches. 7% potential increase in price (£24 potential increase over avg. return price).
Cheapest flight prices on average. 1% potential price decrease (£5 potential savings vs. average return price).
Average for round-trip flights in March 2025

Find flight deals from Baltimore to San Francisco

Cheapest flights from Baltimore to San Francisco
Explore the most affordable flight options available from Baltimore to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 March 2025.

Mon 24/318:35BWI - SFO
1 stop8h 55mSouthwest
Wed 26/305:00SFO - BWI
2 stops10h 10mSouthwest
Deal found 3/3£239
Sat 26/415:43BWI - SFO
1 stop7h 54mDelta
Sun 4/500:47SFO - BWI
1 stop6h 43mDelta
Deal found 3/3£239
Thu 23/1011:39BWI - SFO
1 stop8h 42mSun Country Air
Sun 26/1023:59SFO - BWI
1 stop8h 21mSun Country Air
Deal found 1/3£241
Wed 26/306:15BWI - SFO
Nonstop6h 17mUnited Airlines
Sat 29/300:43SFO - BWI
1 stop8h 01mUnited Airlines
Deal found 2/3£249
Wed 12/318:56BWI - SFO
1 stop17h 18mAlaska Airlines
Tue 18/311:35SFO - BWI
1 stop27h 28mAlaska Airlines
Deal found 2/3£310

Find flights from Baltimore to San Francisco within your budget

Customise your flight search to find flights from Baltimore to San Francisco that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 4 March 2025.

Fly from

Baltimore

Fly to

San Francisco

Route

Depart

Return

Price

BaltimoreSan Francisco

BWI - SFO

BWISFO

Baltimore/Washington

Wed 2/4

07:05-15:05

1 stop11h 00m

San Francisco

Wed 9/4

08:10-20:05

2 stops8h 55m

£239

BaltimoreSan Francisco

BWI - SFO

BWISFO

Baltimore/Washington

Tue 20/5

06:00-10:33

1 stop7h 33m

San Francisco

Sun 25/5

21:35-09:10

1 stop8h 35m

£239

BaltimoreSan Francisco

BWI - SFO

BWISFO

Baltimore/Washington

Mon 17/3

18:56-09:12

1 stop17h 16m

San Francisco

Mon 24/3

16:06-18:03

2 stops22h 57m

£249

BaltimoreSan Francisco

BWI - SFO

BWISFO

Baltimore/Washington

Mon 17/3

06:15-09:32

Nonstop6h 17m

San Francisco

Mon 24/3

22:40-06:53

Nonstop5h 13m

£252

BaltimoreSan Francisco

BWI - SFO

BWISFO

Baltimore/Washington

Sun 18/5

12:35-10:49

1 stop25h 14m

San Francisco

Thu 29/5

23:59-11:30

1 stop8h 31m

£265

BaltimoreSan Francisco

BWI - SFO

BWISFO

Baltimore/Washington

Wed 19/3

06:50-12:10

1 stop8h 20m

£114

BaltimoreSan Francisco

BWI - SFO

BWISFO

Baltimore/Washington

Wed 19/3

18:55-00:22

1 stop8h 27m

£118

BaltimoreSan Francisco

BWI - SFO

BWISFO

Baltimore/Washington

Fri 29/8

12:30-17:15

1 stop7h 45m

£121

BaltimoreSan Francisco

BWI - SFO

BWISFO

Baltimore/Washington

Mon 7/4

19:03-13:36

2 stops21h 33m

£164

BaltimoreSan Francisco

BWI - SFO

BWISFO

Baltimore/Washington

Fri 28/3

06:15-09:32

Nonstop6h 17m

£217

Flights are sorted by cheapest return flights first.

Deals found on 2/3

Showing 1-10 of 11 results
1
2

Best time to book a flight from Baltimore to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco from Baltimore with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Baltimore to San Francisco

Get recent, data-driven insights about flights from Baltimore to San Francisco including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a return flight from Baltimore to San Francisco. Price data was last updated on 28 February 2025.

To ensure you get the cheapest price possible for a flight from Baltimore to San Francisco, you should look to book at least 77 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Baltimore to San Francisco?

Currently, February is the cheapest month in which you can book a flight from Baltimore to San Francisco (average of £538). Flying from Baltimore to San Francisco in July is currently the most expensive (average of £803). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from BWI to SFO?

Find hourly flight availability from Baltimore to San Francisco. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 4 March 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Baltimore to San Francisco as you normally would.

Rainfall in San Francisco by month

Plan your trip to San Francisco by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Francisco ranges from 0.0 - 112.0 inches per month. January is typically the wettest month, when rainfall can reach 112.0 mm. July is typically the driest time to visit San Francisco when rainfall is around 0.0 mm.

Temperature in San Francisco by month

Plan your trip to San Francisco by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Francisco, use this chart to help with planning. For those seeking warmer temperatures, September is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 11.0 C).

Reviews of airlines servicing San Francisco

Get insights into the airlines that provide service to San Francisco. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Francisco. Reviews last updated 4 March 2025.
To help decide which airline to fly from Baltimore to San Francisco, see what other customers have to say about Southwest, Alaska Airlines and Delta. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Entertainment

7.6

Crew

8.7

Boarding

8.2

Comfort

8.1

Food

7.1

Overall

8.1

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Entertainment

7.6

Crew

8.7

Boarding

8.2

Comfort

8.1

Food

7.1

Overall

8.1

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Entertainment

7.6

Crew

8.7

Boarding

8.2

Comfort

8.1

Food

7.1

Overall

8.1

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

8.0
Very Good

Entertainment

7.6

Crew

8.7

Boarding

8.2

Comfort

8.1

Food

7.1

Overall

8.1

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Entertainment

7.6

Crew

8.7

Boarding

8.2

Comfort

8.1

Food

7.1

Overall

8.1

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Entertainment

7.6

Crew

8.7

Boarding

8.2

Comfort

8.1

Food

7.1

Overall

8.1

Reviews

1 / 20

10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Related info for your journey

Find useful and relevant information for your journey from Baltimore to San Francisco. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • How popular is this Baltimore to San Francisco flight route?

  • What are the cheapest airlines flying from Baltimore to San Francisco round-trip?

    Our cheapest airline available from Baltimore to San Francisco is Southwest. Our recent data shows that you can find tickets from as low as £239 on this airline. Additional options worth looking into are Delta and Alaska Airlines, starting at £239 and £249 round-trip. These flights start at 31% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Baltimore to San Francisco one-way?

    £118 is the cheapest one-way deal found within the past few days, from Delta. You may also be able to find cheap deals on Southwest and Sun Country Air, with prices starting from £122 and £141, respectively.

  • What are the most reliable airlines from Baltimore to San Francisco?

    The top 3 most reliable airlines when flying from Baltimore to San Francisco are ANA (90%), Virgin Australia (90%) and Air New Zealand (90%).

  • Can I find deals for flights from Baltimore to San Francisco that include hotel bookings?

    Yes. In addition to deals on Baltimore to San Francisco flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Baltimore to San Francisco?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Baltimore to San Francisco.

  • Can I find deals for business class flights from Baltimore to San Francisco?

    Yes. Cheapflights offers flight deals from Baltimore to San Francisco by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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

    Currently, February is the cheapest month in which you can book a flight from Baltimore to San Francisco (average of £538). Flying from Baltimore to San Francisco in July is currently the most expensive (average of £803). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Baltimore?

Book flights to Baltimore if you plan to visit one of these locations
Santa Cruz
San Mateo
Los Banos
Vallejo
South San Francisco
Pacific Grove
Union City

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Yes! Cheapflights helps users easily find flights from Baltimore to San Francisco with no change fees.

Can Cheapflights notify me if prices for flights from Baltimore to San Francisco become cheaper?

Not ready to book yet? You can track prices for flights from Baltimore to San Francisco on Cheapflights with our Price Alert feature and get notified when better prices are available.

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