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Cheap flights from Baltimore to San Francisco from £131

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 6/12. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — SFO
7 Dec — 14 Dec1
1 adult
1 adult, Economy, 0 bags

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 7 November 2025.

Round-trip from

£225

One-way from

£131

Popular in

November

Cheapest in

February

Average price

£384
Delta
  • Delta
  • 5/12-13/12
  • 4 total stops
  • 23h 07m total
  • Baltimore to San Francisco
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Alaska Airlines
  • Alaska Airlines
  • 6/12
  • 1 total stop
  • 11h 46m total
  • Baltimore to San Francisco
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Highest demand for flights based on searches. 8% potential increase in price (£25 potential increase over avg. return price).
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Cheapest flight prices on average. 1% potential price decrease (£3 potential savings vs. average return price).
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Average for round-trip flights in November 2025
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Find flight deals from Baltimore to San Francisco

Enter your travel dates to find the best prices.

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 7 November 2025.

Fri 5/1207:15BWI - SFO
2 stops11h 42mDelta
Sat 13/1219:37SFO - BWI
2 stops11h 25mDelta
Deal found 5/11£225
Sun 21/1205:30BWI - SFO
1 stop10h 43mFrontier
Sun 28/1221:56SFO - BWI
2 stops54h 26mFrontier
Deal found 6/11£239
Fri 5/1207:15BWI - SFO
2 stops11h 42mDelta
Fri 12/1219:37SFO - BWI
2 stops11h 25mDelta
Deal found 5/11£247
Fri 5/1207:15BWI - SFO
2 stops11h 42mDelta
Sun 18/110:35SFO - BWI
2 stops9h 32mDelta
Deal found 7/11£248
Wed 3/1219:16BWI - SFO
1 stop30h 29mAlaska Airlines
Wed 10/1212:22SFO - BWI
1 stop14h 18mAlaska Airlines
Deal found 5/11£261
Mon 8/1207:00BWI - SFO
2 stops16h 15mAlaska Airlines
Tue 16/1207:35SFO - BWI
1 stop19h 05mAlaska Airlines
Deal found 6/11£267
Thu 18/1207:02BWI - SFO
2 stops11h 55mDelta
Sun 18/110:35SFO - BWI
2 stops9h 32mDelta
Deal found 6/11£270
Thu 4/1207:15BWI - SFO
2 stops11h 42mDelta
Mon 15/1200:30SFO - BWI
1 stop7h 17mDelta
Deal found 7/11£276
Sat 6/1207:00BWI - SFO
1 stop17h 34mAlaska Airlines
Fri 12/1209:00SFO - BWI
1 stop30h 16mAlaska Airlines
Deal found 7/11£277
Mon 8/1207:15BWI - SFO
2 stops11h 42mDelta
Sun 14/1210:30SFO - BWI
2 stops10h 49mDelta
Deal found 6/11£278
Fri 19/1206:00BWI - SFO
2 stops12h 57mDelta
Mon 5/106:05SFO - BWI
2 stops14h 23mDelta
Deal found 5/11£279

Cheapflights Fare Finder

 
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 7 November 2025.
Use the filters below to find and compare flights from Baltimore to San Francisco that are best for you.

Fly from

Baltimore

Fly to

San Francisco

Route

Depart

Return

Price

BaltimoreSan Francisco

BWI - SFO

BWISFO

Baltimore/Washington

Fri 5/12

07:15-15:57

2 stops11h 42m

San Francisco

Sun 7/12

19:37-10:02

2 stops11h 25m

£225

BaltimoreSan Francisco

BWI - SFO

BWISFO

Baltimore/Washington

Tue 21/4

12:00-19:25

2 stops10h 25m

San Francisco

Fri 1/5

20:05-09:56

2 stops10h 51m

£286

BaltimoreSan Francisco

BWI - SFO

BWISFO

Baltimore/Washington

Tue 6/1

08:00-13:34

1 stop8h 34m

San Francisco

Tue 13/1

09:09-17:26

Nonstop5h 17m

£322

BaltimoreSan Francisco

BWI - SFO

BWISFO

Baltimore/Washington

Sat 6/12

17:00-20:05

Nonstop6h 05m

San Francisco

Sat 13/12

05:00-19:20

2 stops11h 20m

£341

BaltimoreSan Francisco

BWI - SFO

BWISFO

Baltimore/Washington

Thu 18/12

10:20-19:30

2 stops12h 10m

San Francisco

Tue 6/1

05:30-19:20

2 stops10h 50m

£344

BaltimoreSan Francisco

BWI - SFO

BWISFO

Baltimore/Washington

Wed 24/12

15:55-22:30

1 stop9h 35m

San Francisco

Mon 5/1

21:25-05:30

Nonstop5h 05m

£346

BaltimoreSan Francisco

BWI - SFO

BWISFO

Baltimore/Washington

Fri 27/2

11:45-15:00

Nonstop6h 15m

San Francisco

Mon 2/3

21:30-05:30

Nonstop5h 00m

£358

BaltimoreSan Francisco

BWI - SFO

BWISFO

Baltimore/Washington

Fri 20/2

06:00-13:44

2 stops10h 44m

San Francisco

Fri 20/2

22:55-10:02

1 stop8h 07m

£364

BaltimoreSan Francisco

BWI - SFO

BWISFO

Baltimore/Washington

Thu 12/2

16:05-23:59

1 stop10h 54m

San Francisco

Sun 15/2

09:09-17:20

Nonstop5h 11m

£366

BaltimoreSan Francisco

BWI - SFO

BWISFO

Baltimore/Washington

Wed 24/12

17:19-22:55

1 stop8h 36m

San Francisco

Fri 2/1

18:28-06:20

1 stop8h 52m

£366

Flights are sorted by cheapest return flights first.

Deals found on 6/11

Showing 1-10 of 18 results
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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.

Cheapflights Insights

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

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 31 October 2025.

To ensure you get the cheapest price possible for a flight from Baltimore to San Francisco, you should look to book at least 31 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, March is the cheapest month in which you can book a flight from Baltimore to San Francisco (average of £78). Flying from Baltimore to San Francisco in September is currently the most expensive (average of £144). 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 7 November 2025.

One of the essential ways to save on airfare from Baltimore to San Francisco is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight at midday could potentially save you up to 83% on airfare.

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?

    Within the past month, 4 users have taken a look at flights from Baltimore/Washington to San Francisco.

  • How long is the flight from Baltimore to San Francisco?

    For as low as £341, Delta can have you in San Francisco from Baltimore in 6h 05m. Baltimore and San Francisco are separated by a distance of 2449 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • 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 (96%), Virgin Australia (93%) and United Airlines (92%).

  • 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, March is the cheapest month in which you can book a flight from Baltimore to San Francisco (average of £78). Flying from Baltimore to San Francisco in September is currently the most expensive (average of £144). 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 San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Santa Cruz
Newark
South San Francisco
San Bruno
Bodega Bay
Pacific Grove

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How does Cheapflights help users find flights from Baltimore to San Francisco?

Cheapflights helps you search for flights from Baltimore to San Francisco via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Baltimore to San Francisco?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Baltimore to San Francisco.

Can Cheapflights find flights from Baltimore to San Francisco with no change fees?

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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