Which layover airport has the shortest travel time from Baltimore to San Francisco?

Flights connecting via Charlotte (CLT) have the shortest average one-way travel time: 7h 50m.

Which airport is the most popular layover for flights between Baltimore and San Francisco?

Charlotte (CLT) was the most common stop: 75% of momondo users choosing 1-stop flights on this route connected there.

What is the cheapest airline that flies from Baltimore/Washington to San Francisco?

Alaska Airlines, Frontier, and Sun Country Air are the most popular carriers operating from Baltimore/Washington to San Francisco

How many flights depart from Baltimore to San Francisco on average per day?

The number of flights available between Baltimore and San Francisco is 3 per day as of November 2025. The most frequent departure time is 8:00AM, with 43% of daily flights leaving at noon.

What airlines fly to San Francisco?

United Airlines, Alaska Airlines and Southwest are the top three most popular airlines that fly to San Francisco from Baltimore according to our data. United Airlines is the first choice among our users, with 64% of people opting to fly with this airline when traveling to San Francisco. Keep in mind that there are 10 different airlines that fly to San Francisco on a routine basis, so you have a few additional options to choose from.

How many flights depart from Baltimore to San Francisco on average per week?

The number of flights available between Baltimore and San Francisco is 27 per week as of November 2025. The most frequent departure day is Thu, with 26% of weekly flights leaving on this day.

Which layover airport offers the lowest fares from Baltimore to San Francisco?

Flights via Denver (DEN) offer the lowest average round-trip price of $288.

Which layover airport has the shortest connection time from Baltimore to San Francisco?

Charlotte (CLT) has the shortest average layover time for this route: 0h 40m.

When did momondo last update prices for flights from Baltimore/Washington Airport to San Francisco Airport?

Prices for flights from Baltimore/Washington Airport to San Francisco Airport refresh daily.

How many operators does momondo search for flights from Baltimore/Washington Airport to San Francisco Airport?

As of November 2025, there are 8 operators available to choose from for flights from Baltimore/Washington Airport to San Francisco Airport.

How old do you have to be to fly from Baltimore/Washington Airport to San Francisco Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Baltimore/Washington Airport to San Francisco Airport.

What documentation or ID do you need to fly to San Francisco Airport?

The required travel and health documents for your San Francisco Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at San Francisco Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$138 Cheap Flights from Baltimore to San Francisco in 2025/26

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Baltimore to San Francisco

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:30 am - 1:13 pmBWI-SFO

10h 43m1 stop

8:44 am - 9:05 pmSFO-BWI

9h 21m1 stop

$244Frontier

Find Deal

Mon, Dec 22 - Fri, Jan 9

5:45 am - 1:18 pmBWI-SFO

10h 33m1 stop

6:20 pm - 5:40 amSFO-BWI

8h 20m1 stop

$245Multiple Airlines

Find Deal

Fri, Dec 5 - Wed, Dec 10

7:10 am - 4:51 pmBWI-SFO

36h 41m2 stops

11:33 pm - 11:05 amSFO-BWI

8h 32m1 stop

$246Frontier

Find Deal

Mon, Dec 1 - Sat, Dec 6

6:00 am - 1:18 pmBWI-SFO

10h 18m1 stop

11:20 pm - 5:47 pmSFO-BWI

15h 27m1 stop

$247Frontier

Find Deal

Sat, Jan 10 - Sat, Jan 17

11:16 am - 7:53 amBWI-SFO

23h 37m2 stops

11:33 pm - 10:55 amSFO-BWI

8h 22m1 stop

$248Frontier

Find Deal

Wed, Dec 3 - Thu, Dec 4

5:45 am - 1:18 pmBWI-SFO

10h 33m1 stop

6:00 am - 12:29 amSFO-BWI

39h 29m2 stops

$249Frontier

Find Deal

Fri, Dec 5 - Tue, Dec 23

5:45 am - 1:18 pmBWI-SFO

10h 33m1 stop

6:00 am - 8:35 pmSFO-BWI

35h 35m2 stops

$250Frontier

Find Deal

Thu, Dec 4 - Sun, Dec 21

5:45 am - 1:18 pmBWI-SFO

10h 33m1 stop

6:20 pm - 5:40 amSFO-BWI

8h 20m1 stop

$251Multiple Airlines

Find Deal

Fri, Dec 5 - Tue, Dec 9

6:00 am - 1:29 pmBWI-SFO

10h 29m1 stop

7:40 pm - 6:14 pmSFO-BWI

19h 34m1 stop

$253Multiple Airlines

Find Deal

Tue, Jan 13 - Tue, Jan 20

7:15 am - 3:57 pmBWI-SFO

11h 42m2 stops

7:37 pm - 10:02 amSFO-BWI

11h 25m2 stops

$294Delta

Find Deal

Fri, Dec 5 - Sat, Dec 13

Frontier flights from Baltimore to San Francisco

Our best Frontier deals on Baltimore to San Francisco flight tickets

Frontier

Dec 22

BWI5:30 amBaltimore/Washington

10h 43m

1 stop

SFO1:13 pmSan Francisco

Jan 9

SFO8:44 amSan Francisco

9h 21m

1 stop

BWI9:05 pmBaltimore/Washington

$244

Find similar

Frontier

Dec 1

BWI7:10 amBaltimore/Washington

36h 41m

2 stops

SFO4:51 pmSan Francisco

Dec 6

SFO11:33 pmSan Francisco

8h 32m

1 stop

BWI11:05 amBaltimore/Washington

$246

Find similar

Frontier

Jan 10

BWI6:00 amBaltimore/Washington

10h 18m

1 stop

SFO1:18 pmSan Francisco

Jan 17

SFO11:20 pmSan Francisco

15h 27m

1 stop

BWI5:47 pmBaltimore/Washington

$247

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BaltimoreSan Francisco

BWI - SFO

BWISFO

Baltimore/Washington

Mon 12/22

5:30 am-1:13 pm

1 stop10h 43m

San Francisco

Fri 1/9

8:44 am-9:05 pm

1 stop9h 21m

$244

BaltimoreSan Francisco

BWI - SFO

BWISFO

Baltimore/Washington

Fri 12/5

5:45 am-1:18 pm

1 stop10h 33m

San Francisco

Wed 12/10

6:20 pm-5:40 am

1 stop8h 20m

$245

BaltimoreSan Francisco

BWI - SFO

BWISFO

Baltimore/Washington

Mon 12/1

7:10 am-4:51 pm

2 stops36h 41m

San Francisco

Sat 12/6

11:33 pm-11:05 am

1 stop8h 32m

$246

BaltimoreSan Francisco

BWI - SFO

BWISFO

Baltimore/Washington

Sat 1/10

6:00 am-1:18 pm

1 stop10h 18m

San Francisco

Sat 1/17

11:20 pm-5:47 pm

1 stop15h 27m

$247

BaltimoreSan Francisco

BWI - SFO

BWISFO

Baltimore/Washington

Wed 12/3

11:16 am-7:53 am

2 stops23h 37m

San Francisco

Thu 12/4

11:33 pm-10:55 am

1 stop8h 22m

$248

BaltimoreSan Francisco

BWI - SFO

BWISFO

Baltimore/Washington

Fri 12/5

5:45 am-1:18 pm

1 stop10h 33m

San Francisco

Tue 12/23

6:00 am-12:29 am

2 stops39h 29m

$249

BaltimoreSan Francisco

BWI - SFO

BWISFO

Baltimore/Washington

Thu 12/4

5:45 am-1:18 pm

1 stop10h 33m

San Francisco

Sun 12/21

6:00 am-8:35 pm

2 stops35h 35m

$250

BaltimoreSan Francisco

BWI - SFO

BWISFO

Baltimore/Washington

Fri 12/5

5:45 am-1:18 pm

1 stop10h 33m

San Francisco

Tue 12/9

6:20 pm-5:40 am

1 stop8h 20m

$251

BaltimoreSan Francisco

BWI - SFO

BWISFO

Baltimore/Washington

Tue 1/13

6:00 am-1:29 pm

1 stop10h 29m

San Francisco

Tue 1/20

7:40 pm-6:14 pm

1 stop19h 34m

$253

BaltimoreSan Francisco

BWI - SFO

BWISFO

Baltimore/Washington

Fri 12/5

7:15 am-3:57 pm

2 stops11h 42m

San Francisco

Sat 12/13

7:37 pm-10:02 am

2 stops11h 25m

$294

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Baltimore to San Francisco

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Layovers

Other information

What is the cheapest month to fly to San Francisco?

If you aren’t able to travel to San Francisco during the month of February, then flying in May is also cheap. Prices for this month can be found on momondo for an average of $401.

What is the cheapest day to depart on your flight to San Francisco?

The cheapest day to depart from Baltimore to San Francisco is on a Thursday when prices can be found for as low as $497. The most expensive day to fly to San Francisco is Sunday, with ticket prices averaging around $704.

What is the cheapest time of day to depart on your flight to San Francisco?

Our data shows that the cheapest Baltimore to San Francisco flights are usually those with departure times in the morning. Our users have found flights to San Francisco in the morning for as low as $537. Flights in the afternoon are often more expensive with an average ticket price of $614.

What is the cheapest Baltimore/Washington to San Francisco flight route?

Fly from Baltimore/Washington to San Francisco for the best Baltimore/Washington - San Francisco flight prices

How far in advance should I book a flight to San Francisco?

You are more likely to see cheaper flights to San Francisco from Baltimore when booking weeks ahead of your departure date. In general, you can expect to find flights to San Francisco for around $451 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Francisco from Baltimore for as low as $375 on momondo.

What cabin class options are available on Baltimore/Washington to San Francisco flights?

There are 4 cabin classes available to choose from on Baltimore/Washington to San Francisco flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Baltimore to San Francisco flights?

You could potentially save up to 8% on your flight if you consider stops on a Baltimore to San Francisco flight.

How have Baltimore to San Francisco flight prices changed over time?

As of November 2025, prices for Baltimore to San Francisco flights are approximately 68% more expensive when compared to flights at the same time last year.

When to book flights from Baltimore to San Francisco

Are you open to changing your travel dates? Check out the ideal times to fly from Baltimore to San Francisco according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Baltimore to San Francisco (BWI to SFO) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Baltimore to San Francisco

Best Price Found	$253
Fastest flight time	5h 45m
Direct flights	Every day
Airports in San Francisco	1 airport

The best one-way flight to San Francisco from Baltimore in the past 72 hours is $253. The best round-trip flight deal from Baltimore to San Francisco found on momondo in the last 72 hours is $569.

The fastest flight from Baltimore to San Francisco takes 5h 45m

Direct flights go from Baltimore to San Francisco every day.

There is 1 airport near San Francisco: San Francisco (SFO)

Search flight deals

How far is Baltimore/Washington to San Francisco by plane?
The distance between Baltimore/Washington and San Francisco is about 2448.9 mi. A reasonable flight in good conditions will take 10h 18m.
When did momondo last update prices for flights from Baltimore/Washington Airport to San Francisco Airport?
Prices for flights from Baltimore/Washington Airport to San Francisco Airport refresh daily.
How many operators does momondo search for flights from Baltimore/Washington Airport to San Francisco Airport?
As of November 2025, there are 8 operators available to choose from for flights from Baltimore/Washington Airport to San Francisco Airport.
How old do you have to be to fly from Baltimore/Washington Airport to San Francisco Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Baltimore/Washington Airport to San Francisco Airport.
What documentation or ID do you need to fly to San Francisco Airport?
The required travel and health documents for your San Francisco Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at San Francisco Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Baltimore to San Francisco?
Based on momondo bookings for flights between Baltimore and San Francisco, the leading plane model is Boeing 737 MAX 8, making up 25.15% of the total bookings. Other popular models include Boeing 737 MAX 9 with 15.82%, Boeing 777 with 12.90%, and Boeing 737-800 Passenger/BBJ2 (winglets) with 11.86%.
What is the most popular airline from Baltimore to San Francisco?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Baltimore to San Francisco is United Airlines (68% of total bookings). The next most popular airlines are Southwest (14%), Delta (7%), and Frontier (5%).

Best airlines flying from Baltimore to San Francisco

Compare and see reviews for airlines that fly from Baltimore to San Francisco with momondo

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $123	Free Cancellation	Rating 5.8 3,115 reviews	Search Frontier flights
Spirit Airlines	PriceFrom $134	Free Cancellation	Rating 6.3 8,115 reviews	Search Spirit Airlines flights
Sun Country Air	PriceFrom $162	Free Cancellation	Rating 6.9 335 reviews	Search Sun Country Air flights
Delta	PriceFrom $286	Free Cancellation	Rating 7.9 8,001 reviews	Search Delta flights
United Airlines	PriceFrom $289	Free Cancellation	Rating 7.4 9,004 reviews	Search United Airlines flights
Southwest	PriceFrom $298	Free Cancellation	Rating 8.0 4,240 reviews	Search Southwest flights
American Airlines	PriceFrom $308	Free Cancellation	Rating 7.2 11,040 reviews	Search American Airlines flights
Alaska Airlines	PriceFrom $308	Free Cancellation	Rating 8.0 11,243 reviews	Search Alaska Airlines flights

Southwest Flights From Baltimore to San Francisco
Southwest is one of the most popular airlines flying from Baltimore to San Francisco, operating 6 flights/week on average for this route. A good Southwest flight deal for Baltimore to San Francisco starts from $298 round-trip, up to an average price of $430. Our users have rated Southwest at 8.0/10.
United Airlines Flights From Baltimore to San Francisco
$289 is the best United Airlines flight deal from Baltimore to San Francisco found on momondo over the last 72 hours. The average United Airlines ticket price found was closer to $484, however, with flight time and availability significantly affecting the price. United Airlines (7.4/10 from 9,004 user reviews) flies into San Francisco from Baltimore 7 times in an average week so prices can vary.

Santa Cruz

Carmel-by-the-Sea

Modesto

Sonoma

Bodega Bay

Roseville

Calistoga

Hayward

Big Sur

Santa Clara

Daly City

Fremont

Berkeley

Vallejo

Walnut Creek

Half Moon Bay

Salinas

Livermore

Turlock

South San Francisco

Why use momondo?

Why should I use momondo to find a flight deal from Baltimore to San Francisco?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Baltimore to San Francisco. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Baltimore to San Francisco with flexible booking policies on momondo?

momondo does allow users to show only those flights to San Francisco from Baltimore which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Baltimore to San Francisco?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to San Francisco from Baltimore.

I’m not ready to book a flight from Baltimore to San Francisco right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Baltimore to San Francisco now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to San Francisco and let you know when they change.

An easier way to manage your San Francisco trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Sat 12/6

Sat 12/13

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States

Airports servicing California

Popular cities in the United States

Flights to New Yorkfrom $44

Flights to Los Angelesfrom $49

Flights to Miamifrom $49

Flights to Chicagofrom $54

Flights to Orlandofrom $49

Flights to Las Vegasfrom $42

Flights to Washington, D.C.from $49

Flights to Bostonfrom $49

Flights to Atlantafrom $40

Flights to Dallasfrom $59

Flights to Seattlefrom $58

Flights to Denverfrom $57

Cheap flights from Baltimore to San Francisco from $170

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Baltimore to San Francisco departing on 12/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Baltimore to San Francisco

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

Frontier flights from Baltimore to San Francisco

Our best Frontier deals on Baltimore to San Francisco flight tickets

momondo Fare Finder

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

See travel insights to San Francisco from

How to get the cheapest flight ticket from Baltimore to San Francisco

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to San Francisco?

If you aren’t able to travel to San Francisco during the month of February, then flying in May is also cheap. Prices for this month can be found on momondo for an average of $401.

What is the cheapest day to depart on your flight to San Francisco?

The cheapest day to depart from Baltimore to San Francisco is on a Thursday when prices can be found for as low as $497. The most expensive day to fly to San Francisco is Sunday, with ticket prices averaging around $704.

What is the cheapest time of day to depart on your flight to San Francisco?

Our data shows that the cheapest Baltimore to San Francisco flights are usually those with departure times in the morning. Our users have found flights to San Francisco in the morning for as low as $537. Flights in the afternoon are often more expensive with an average ticket price of $614.

What is the cheapest Baltimore/Washington to San Francisco flight route?

Fly from Baltimore/Washington to San Francisco for the best Baltimore/Washington - San Francisco flight prices

How far in advance should I book a flight to San Francisco?

What cabin class options are available on Baltimore/Washington to San Francisco flights?

There are 4 cabin classes available to choose from on Baltimore/Washington to San Francisco flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Baltimore to San Francisco flights?

You could potentially save up to 8% on your flight if you consider stops on a Baltimore to San Francisco flight.

How have Baltimore to San Francisco flight prices changed over time?

As of November 2025, prices for Baltimore to San Francisco flights are approximately 68% more expensive when compared to flights at the same time last year.

What is the cheapest airline that flies from Baltimore/Washington to San Francisco?

Alaska Airlines, Frontier, and Sun Country Air are the most popular carriers operating from Baltimore/Washington to San Francisco

What airlines fly to San Francisco?

Which airport is the most popular layover for flights between Baltimore and San Francisco?

Charlotte (CLT) was the most common stop: 75% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Baltimore to San Francisco?

Flights via Denver (DEN) offer the lowest average round-trip price of $288.

Which layover airport has the shortest travel time from Baltimore to San Francisco?

Flights connecting via Charlotte (CLT) have the shortest average one-way travel time: 7h 50m.

Which layover airport has the shortest connection time from Baltimore to San Francisco?

Charlotte (CLT) has the shortest average layover time for this route: 0h 40m.

How many flights depart from Baltimore to San Francisco on average per day?

The number of flights available between Baltimore and San Francisco is 3 per day as of November 2025. The most frequent departure time is 8:00AM, with 43% of daily flights leaving at noon.

How many flights depart from Baltimore to San Francisco on average per week?

The number of flights available between Baltimore and San Francisco is 27 per week as of November 2025. The most frequent departure day is Thu, with 26% of weekly flights leaving on this day.

When to book flights from Baltimore to San Francisco

Cheap Baltimore to San Francisco (BWI to SFO) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Baltimore to San Francisco

Best Price Found

Fastest flight time

Direct flights

Airports in San Francisco

How far is Baltimore/Washington to San Francisco by plane?

When did momondo last update prices for flights from Baltimore/Washington Airport to San Francisco Airport?

How many operators does momondo search for flights from Baltimore/Washington Airport to San Francisco Airport?

How old do you have to be to fly from Baltimore/Washington Airport to San Francisco Airport?

What documentation or ID do you need to fly to San Francisco Airport?

What is the most popular plane model from Baltimore to San Francisco?

What is the most popular airline from Baltimore to San Francisco?

Best airlines flying from Baltimore to San Francisco

Compare and see reviews for airlines that fly from Baltimore to San Francisco with momondo

Southwest Flights From Baltimore to San Francisco

United Airlines Flights From Baltimore to San Francisco

Traveling to a place near San Francisco?

Why use momondo?

Why should I use momondo to find a flight deal from Baltimore to San Francisco?

Can I find flights from Baltimore to San Francisco with flexible booking policies on momondo?

How can momondo help me find flights from Baltimore to San Francisco?

I’m not ready to book a flight from Baltimore to San Francisco right now. Can momondo alert me if prices change?

An easier way to manage your San Francisco trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.