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Cheap flights from Baltimore to San Francisco from £115

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 18/7. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — SFO
5 Feb — 12 Feb1
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 31 January 2025.

Round-trip from

£247

One-way from

£115

Popular in

June

Cheapest in

August

Average price

£328
United Airlines
  • United Airlines
  • 17/6-1/7
  • Nonstop
  • 11h 12m total
  • Baltimore to San Francisco
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Sun Country Air
  • Sun Country Air
  • 18/7
  • 1 total stop
  • 8h 01m total
  • Baltimore to San Francisco
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (£27 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£5 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 2025
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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 31 January 2025.

Tue 17/618:45BWI - SFO
Nonstop5h 50mUnited Airlines
Tue 1/721:16SFO - BWI
Nonstop5h 22mUnited Airlines
Deal found 30/1£247
Thu 6/317:35BWI - SFO
1 stop8h 44mDelta
Mon 10/321:30SFO - BWI
1 stop8h 45mDelta
Deal found 31/1£248
Tue 11/306:50BWI - SFO
1 stop8h 20mSouthwest
Tue 18/307:00SFO - BWI
2 stops10h 25mSouthwest
Deal found 29/1£249
Thu 7/812:25BWI - SFO
1 stop22h 43mSun Country Air
Mon 11/818:25SFO - BWI
1 stop13h 30mSun Country Air
Deal found 31/1£277
Mon 28/419:05BWI - SFO
1 stop17h 10mAlaska Airlines
Sat 3/514:34SFO - BWI
2 stops12h 12mAlaska Airlines
Deal found 31/1£306

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 31 January 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

BaltimoreSan Francisco

BWI - SFO

BWISFO

Baltimore/Washington

Tue 17/6

18:45-21:35

Nonstop5h 50m

San Francisco

Tue 1/7

21:16-05:38

Nonstop5h 22m

£247

BaltimoreSan Francisco

BWI - SFO

BWISFO

Baltimore/Washington

Thu 6/3

17:35-23:19

1 stop8h 44m

San Francisco

Mon 10/3

17:20-05:54

1 stop9h 34m

£248

BaltimoreSan Francisco

BWI - SFO

BWISFO

Baltimore/Washington

Tue 11/3

06:50-12:10

1 stop8h 20m

San Francisco

Tue 18/3

05:00-18:10

2 stops10h 10m

£249

BaltimoreSan Francisco

BWI - SFO

BWISFO

Baltimore/Washington

Mon 28/4

19:05-09:15

1 stop17h 10m

San Francisco

Sat 3/5

14:34-05:46

2 stops12h 12m

£306

BaltimoreSan Francisco

BWI - SFO

BWISFO

Baltimore/Washington

Fri 4/7

12:25-17:26

1 stop8h 01m

San Francisco

Sun 27/7

23:59-11:23

1 stop8h 24m

£325

BaltimoreSan Francisco

BWI - SFO

BWISFO

Baltimore/Washington

Fri 18/7

12:25-17:26

1 stop8h 01m

£115

BaltimoreSan Francisco

BWI - SFO

BWISFO

Baltimore/Washington

Tue 25/2

16:15-21:25

1 stop8h 10m

£121

BaltimoreSan Francisco

BWI - SFO

BWISFO

Baltimore/Washington

Fri 21/2

06:00-11:25

1 stop8h 25m

£125

BaltimoreSan Francisco

BWI - SFO

BWISFO

Baltimore/Washington

Mon 10/3

18:56-15:42

2 stops23h 46m

£150

BaltimoreSan Francisco

BWI - SFO

BWISFO

Baltimore/Washington

Thu 6/3

10:51-00:30

1 stop16h 39m

£223

Flights are sorted by cheapest return flights first.

Deals found on 30/1

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 24 January 2025.

To ensure you get the cheapest price possible for a flight from Baltimore to San Francisco, you should look to book at least 90 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 31 January 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 31 January 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.
Southwest
8.1
Very Good
4,585 reviews
Check prices

Food

7.1

Boarding

8.2

Overall

8.1

Crew

8.7

Comfort

8.1

Entertainment

7.7

Reviews

1 / 20

8.0
Excellent

Christine,Aug 2024

DEN - LGB

No issues. I needed pre boarding and I was able to get it without issue

Southwest
8.1
Very Good
4,585 reviews
Southwest
8.1
Very Good
4,585 reviews
Check prices

Food

7.1

Boarding

8.2

Overall

8.1

Crew

8.7

Comfort

8.1

Entertainment

7.7

Reviews

1 / 20

8.0
Excellent

Christine,Aug 2024

DEN - LGB

No issues. I needed pre boarding and I was able to get it without issue

Alaska Airlines
8.0
Very Good
9,688 reviews
Southwest
8.1
Very Good
4,585 reviews
Check prices

Food

7.1

Boarding

8.2

Overall

8.1

Crew

8.7

Comfort

8.1

Entertainment

7.7

Reviews

1 / 20

8.0
Excellent

Christine,Aug 2024

DEN - LGB

No issues. I needed pre boarding and I was able to get it without issue

Delta
8.0
Very Good
8,454 reviews
Southwest
8.1
Very Good
4,585 reviews
Check prices

Food

7.1

Boarding

8.2

Overall

8.1

Crew

8.7

Comfort

8.1

Entertainment

7.7

Reviews

1 / 20

8.0
Excellent

Christine,Aug 2024

DEN - LGB

No issues. I needed pre boarding and I was able to get it without issue

United Airlines
7.4
Good
8,913 reviews
Southwest
8.1
Very Good
4,585 reviews
Check prices

Food

7.1

Boarding

8.2

Overall

8.1

Crew

8.7

Comfort

8.1

Entertainment

7.7

Reviews

1 / 20

8.0
Excellent

Christine,Aug 2024

DEN - LGB

No issues. I needed pre boarding and I was able to get it without issue

Sun Country Air
7.0
Good
385 reviews
Southwest
8.1
Very Good
4,585 reviews
Check prices

Food

7.1

Boarding

8.2

Overall

8.1

Crew

8.7

Comfort

8.1

Entertainment

7.7

Reviews

1 / 20

8.0
Excellent

Christine,Aug 2024

DEN - LGB

No issues. I needed pre boarding and I was able to get it without issue

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.

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

    Our cheapest airline available from Baltimore to San Francisco is United Airlines. Our recent data shows that you can find tickets from as low as £247 on this airline. Additional options worth looking into are Delta and Southwest, starting at £248 and £249 round-trip. These flights start at 29% lower than the current average price 3 months from now.

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

    £115 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 Southwest and Delta, with prices starting from £121 and £125, 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 Air New Zealand (90%), ANA (89%) and United Airlines (87%).

  • 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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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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