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Cheap flights from Baltimore to San Francisco from £117

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 20/1. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — SFO
16 Nov — 23 Nov1
1 adult
1 adult, Economy

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 17 October 2025.

Round-trip from

£204

One-way from

£117

Popular in

December

Cheapest in

May

Average price

£349
Delta
  • Delta
  • 5/11-8/11
  • 4 total stops
  • 22h 52m total
  • Baltimore to San Francisco
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Delta
  • Delta
  • 20/1
  • 2 total stops
  • 10h 47m total
  • Baltimore to San Francisco
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (£8 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 October 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 17 October 2025.

Wed 5/1107:15BWI - SFO
2 stops11h 50mDelta
Sat 8/1120:00SFO - BWI
2 stops11h 02mDelta
Deal found 15/10£204
Wed 10/1207:15BWI - SFO
2 stops11h 42mDelta
Tue 16/1210:30SFO - BWI
2 stops10h 51mDelta
Deal found 16/10£219
Mon 10/1107:15BWI - SFO
2 stops11h 42mDelta
Thu 13/1110:30SFO - BWI
2 stops10h 19mDelta
Deal found 15/10£220
Thu 11/1207:15BWI - SFO
2 stops11h 42mDelta
Tue 16/1219:37SFO - BWI
2 stops10h 41mDelta
Deal found 16/10£223
Mon 15/1207:15BWI - SFO
2 stops11h 42mDelta
Sat 31/106:05SFO - BWI
2 stops14h 37mDelta
Deal found 16/10£230
Wed 12/1107:15BWI - SFO
2 stops11h 42mDelta
Sat 15/1119:37SFO - BWI
2 stops10h 45mDelta
Deal found 16/10£234
Fri 31/1011:33BWI - SFO
1 stop8h 30mSun Country Air
Wed 5/1113:15SFO - BWI
1 stop19h 15mSun Country Air
Deal found 15/10£235
Mon 8/1207:00BWI - SFO
2 stops15h 45mAlaska Airlines
Wed 10/1215:17SFO - BWI
2 stops11h 23mAlaska Airlines
Deal found 16/10£241
Thu 30/1011:39BWI - SFO
1 stop8h 30mSun Country Air
Wed 5/1113:15SFO - BWI
1 stop19h 15mSun Country Air
Deal found 15/10£242
Mon 10/1119:16BWI - SFO
2 stops16h 39mAlaska Airlines
Thu 13/1108:00SFO - BWI
2 stops19h 18mAlaska Airlines
Deal found 16/10£248
Wed 10/1207:15BWI - SFO
2 stops11h 42mDelta
Sat 13/1219:37SFO - BWI
2 stops10h 41mDelta
Deal found 15/10£249
Mon 10/1119:16BWI - SFO
2 stops16h 39mAlaska Airlines
Mon 17/1114:46SFO - BWI
1 stop24h 30mAlaska Airlines
Deal found 15/10£252

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 17 October 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

Thu 5/2

19:14-17:59

1 stop25h 45m

San Francisco

Mon 9/2

21:42-18:14

2 stops17h 32m

£264

BaltimoreSan Francisco

BWI - SFO

BWISFO

Baltimore/Washington

Thu 20/11

07:15-15:57

2 stops11h 42m

San Francisco

Fri 28/11

05:45-18:06

1 stop9h 21m

£281

BaltimoreSan Francisco

BWI - SFO

BWISFO

Baltimore/Washington

Sun 9/11

19:16-08:55

2 stops16h 39m

San Francisco

Thu 13/11

08:00-06:18

2 stops19h 18m

£281

BaltimoreSan Francisco

BWI - SFO

BWISFO

Baltimore/Washington

Wed 17/12

07:00-20:15

1 stop16h 15m

San Francisco

Wed 31/12

07:00-05:44

1 stop19h 44m

£292

BaltimoreSan Francisco

BWI - SFO

BWISFO

Baltimore/Washington

Thu 22/1

10:10-13:25

Nonstop6h 15m

San Francisco

Thu 12/2

21:30-05:30

Nonstop5h 00m

£296

BaltimoreSan Francisco

BWI - SFO

BWISFO

Baltimore/Washington

Thu 22/1

16:10-22:58

1 stop9h 48m

San Francisco

Wed 11/2

00:43-11:30

1 stop7h 47m

£310

BaltimoreSan Francisco

BWI - SFO

BWISFO

Baltimore/Washington

Mon 10/11

13:51-20:56

1 stop10h 05m

San Francisco

Sun 16/11

00:30-10:43

1 stop7h 13m

£310

BaltimoreSan Francisco

BWI - SFO

BWISFO

Baltimore/Washington

Wed 14/1

08:42-11:54

Nonstop6h 12m

San Francisco

Fri 16/1

00:43-11:20

1 stop7h 37m

£310

BaltimoreSan Francisco

BWI - SFO

BWISFO

Baltimore/Washington

Wed 17/12

07:02-12:36

1 stop8h 34m

San Francisco

Wed 24/12

14:05-00:35

1 stop7h 30m

£310

BaltimoreSan Francisco

BWI - SFO

BWISFO

Baltimore/Washington

Thu 25/12

13:05-21:50

2 stops11h 45m

San Francisco

Tue 30/12

06:45-19:30

2 stops9h 45m

£318

Flights are sorted by cheapest return flights first.

Deals found on 16/10

Showing 1-10 of 22 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 10 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 29 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 £76). Flying from Baltimore to San Francisco in September is currently the most expensive (average of £140). 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 17 October 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 evening tend to be the most expensive. A flight at midday could potentially save you up to 78% 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, 3 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 £296, Alaska Airlines can have you in San Francisco from Baltimore in 6h 15m. 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 (95%), Virgin Australia (92%) 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, March is the cheapest month in which you can book a flight from Baltimore to San Francisco (average of £76). Flying from Baltimore to San Francisco in September is currently the most expensive (average of £140). 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
Bodega Bay
Pacific Grove

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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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