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Cheap flights from Baltimore to San Francisco from £108

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 17/6. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — SFO
29 Apr — 6 May1
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 24 April 2025.

Round-trip from

£221

One-way from

£108

Popular in

December

Cheapest in

September

Average price

£315
Alaska Airlines
  • Alaska Airlines
  • 19/8-27/8
  • 3 total stops
  • 22h 36m total
  • Baltimore to San Francisco
Sun Country Air
  • Sun Country Air
  • 17/6
  • 1 total stop
  • 7h 49m total
  • Baltimore to San Francisco
Highest demand for flights based on searches. 5% potential increase in price (£14 potential increase over avg. return price).
Cheapest flight prices on average. 1% potential price decrease (£4 potential savings vs. average return price).
Average for round-trip flights in April 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 24 April 2025.

Tue 19/807:51BWI - SFO
1 stop8h 54mAlaska Airlines
Wed 27/813:49SFO - BWI
2 stops13h 42mAlaska Airlines
Deal found 24/4£221
Thu 12/612:25BWI - SFO
1 stop7h 55mSun Country Air
Mon 16/623:59SFO - BWI
1 stop8h 24mSun Country Air
Deal found 24/4£222
Sun 8/610:09BWI - SFO
1 stop14h 17mMultiple Airlines
Sun 15/623:59SFO - BWI
1 stop8h 30mMultiple Airlines
Deal found 24/4£226
Tue 29/706:19BWI - SFO
1 stop9h 53mDelta
Tue 5/806:00SFO - BWI
1 stop6h 52mDelta
Deal found 24/4£232
Tue 20/506:35BWI - SFO
Nonstop6h 09mUnited Airlines
Wed 28/523:08SFO - BWI
Nonstop5h 19mUnited Airlines
Deal found 23/4£263
Sat 24/515:35BWI - SFO
2 stops9h 45mSouthwest
Wed 28/509:15SFO - BWI
1 stop7h 25mSouthwest
Deal found 23/4£278
Wed 7/513:45BWI - SFO
1 stop7h 49mAmerican Airlines
Thu 8/506:19SFO - BWI
2 stops10h 08mAmerican Airlines
Deal found 23/4£357

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 24 April 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

Tue 19/8

07:51-13:45

1 stop8h 54m

San Francisco

Wed 27/8

13:49-06:31

2 stops13h 42m

£221

BaltimoreSan Francisco

BWI - SFO

BWISFO

Baltimore/Washington

Thu 12/6

12:25-17:20

1 stop7h 55m

San Francisco

Mon 16/6

23:59-11:23

1 stop8h 24m

£222

BaltimoreSan Francisco

BWI - SFO

BWISFO

Baltimore/Washington

Sun 8/6

10:09-21:26

1 stop14h 17m

San Francisco

Sun 15/6

23:59-11:29

1 stop8h 30m

£226

BaltimoreSan Francisco

BWI - SFO

BWISFO

Baltimore/Washington

Tue 29/7

07:20-12:29

1 stop8h 09m

San Francisco

Sat 9/8

06:00-15:52

1 stop6h 52m

£232

BaltimoreSan Francisco

BWI - SFO

BWISFO

Baltimore/Washington

Tue 20/5

06:35-09:44

Nonstop6h 09m

San Francisco

Wed 28/5

23:08-07:27

Nonstop5h 19m

£263

BaltimoreSan Francisco

BWI - SFO

BWISFO

Baltimore/Washington

Sat 24/5

15:35-22:20

2 stops9h 45m

San Francisco

Wed 28/5

09:15-19:40

1 stop7h 25m

£278

BaltimoreSan Francisco

BWI - SFO

BWISFO

Baltimore/Washington

Wed 7/5

13:45-18:34

1 stop7h 49m

San Francisco

Thu 8/5

06:19-19:27

2 stops10h 08m

£357

BaltimoreSan Francisco

BWI - SFO

BWISFO

Baltimore/Washington

Tue 17/6

12:25-17:14

1 stop7h 49m

£108

BaltimoreSan Francisco

BWI - SFO

BWISFO

Baltimore/Washington

Wed 3/9

07:51-13:48

1 stop8h 57m

£116

BaltimoreSan Francisco

BWI - SFO

BWISFO

Baltimore/Washington

Fri 27/6

19:43-00:47

1 stop8h 04m

£117

Flights are sorted by cheapest return flights first.

Deals found on 24/4

Showing 1-10 of 14 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.

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 18 April 2025.

To ensure you get the cheapest price possible for a flight from Baltimore to San Francisco, you should look to book at least 65 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 24 April 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 24 April 2025.
To help decide which airline to fly from Baltimore to San Francisco, see what other customers have to say about Alaska Airlines, Southwest 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

7.1

Boarding

8.2

Crew

8.5

Food

7.1

Comfort

7.9

Overall

8.0

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Entertainment

7.1

Boarding

8.2

Crew

8.5

Food

7.1

Comfort

7.9

Overall

8.0

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Entertainment

7.1

Boarding

8.2

Crew

8.5

Food

7.1

Comfort

7.9

Overall

8.0

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
8.0
Very Good

Entertainment

7.1

Boarding

8.2

Crew

8.5

Food

7.1

Comfort

7.9

Overall

8.0

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Entertainment

7.1

Boarding

8.2

Crew

8.5

Food

7.1

Comfort

7.9

Overall

8.0

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Entertainment

7.1

Boarding

8.2

Crew

8.5

Food

7.1

Comfort

7.9

Overall

8.0

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

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 Alaska Airlines. Our recent data shows that you can find tickets from as low as £221 on this airline. Additional options worth looking into are Sun Country Air and Delta, starting at £222 and £232 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?

    £108 is the cheapest one-way deal found within the past few days, from Sun Country Air. You may also be able to find cheap deals on Hawaiian Airlines and Delta, with prices starting from £116 and £117, 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 (95%), Virgin Australia (89%) and United Airlines (83%).

  • 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
Los Banos
Vallejo
Newark
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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