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$140+ Cheap flights from San Francisco to Baltimore (SFO - BWI)

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 6/13. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — BWI
May 4 — May 111
Sun 5/4
Sun 5/11
1 adult, Economy
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Cheapflights Tip: The best prices from San Francisco to Baltimore/Washington are usually found in January or February, booked 68 days in advance, depart on a Wednesday or Tuesday and return on a Thursday

Cheap flight deals from San Francisco to Baltimore

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Baltimore (BWI). 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 April 29, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$231
(CheapOair)

One-way from

$140
(Cheapflightsfares)

Popular in

December

Cheapest in

January

Average price

$409
Provider with most accurate pricing for San Francisco-Baltimore/Washington flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Francisco-Baltimore/Washington flights.
Search Deals
From San Francisco to Baltimore/Washington
Search Deals
One-way flight from San Francisco to Baltimore/Washington
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($24 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from San Francisco to Baltimore

Cheapest flights from San Francisco to Baltimore
Explore the most affordable flight options available from San Francisco to Baltimore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2025.

This CheapOair deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/48:56 pmSFO - BWI
1 stop17h 26mFrontier
Sat 5/242:19 pmBWI - SFO
1 stop23h 09mFrontier
Deal found 4/29$231
This Gotogate deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/310:19 pmSFO - BWI
1 stop8h 35mMultiple Airlines
Tue 6/1712:25 pmBWI - SFO
1 stop7h 49mMultiple Airlines
Deal found 4/28$246
This Sun Country Air deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/1012:10 pmSFO - BWI
1 stop20h 13mSun Country Air
Sun 6/1512:25 pmBWI - SFO
1 stop22h 43mSun Country Air
Deal found 4/28$285
This Delta deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/1412:40 amSFO - BWI
1 stop7h 05mDelta
Sat 8/167:00 amBWI - SFO
1 stop10h 21mDelta
Deal found 4/28$309
This American Airlines deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/47:00 amSFO - BWI
2 stops10h 51mAmerican Airlines
Wed 7/93:21 pmBWI - SFO
1 stop10h 26mAmerican Airlines
Deal found 4/29$314
This United Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/279:35 amSFO - BWI
Nonstop5h 17mUnited Airlines
Tue 6/38:55 amBWI - SFO
Nonstop5h 50mUnited Airlines
Deal found 4/28$349
This Alaska Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/284:47 pmSFO - BWI
1 stop10h 42mAlaska Airlines
Wed 6/47:49 amBWI - SFO
2 stops19h 04mAlaska Airlines
Deal found 4/28$350
This Southwest deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/39:15 amSFO - BWI
1 stop7h 25mSouthwest
Wed 6/113:00 pmBWI - SFO
Nonstop5h 50mSouthwest
Deal found 4/29$355

Cheapflights Fare Finder

Customize your flight search to find flights from San Francisco to Baltimore 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 2,558,603 searches. Data last updated April 29, 2025.
Use the filters below to find and compare flights from San Francisco to Baltimore that are best for you.

Fly from

San Francisco

Fly to

Baltimore

Route

Depart

Return

Price

San FranciscoBaltimore

SFO - BWI

SFOBWI

San Francisco

Sun 5/4

8:56 pm-5:22 pm

1 stop17h 26m

Baltimore/Washington

Tue 5/6

10:40 am-1:15 pm

1 stop29h 35m

$231

San FranciscoBaltimore

SFO - BWI

SFOBWI

San Francisco

Tue 6/3

10:19 pm-9:54 am

1 stop8h 35m

Baltimore/Washington

Tue 6/17

12:25 pm-5:14 pm

1 stop7h 49m

$246

San FranciscoBaltimore

SFO - BWI

SFOBWI

San Francisco

Tue 6/10

12:10 pm-11:23 am

1 stop20h 13m

Baltimore/Washington

Sun 6/15

12:25 pm-8:08 am

1 stop22h 43m

$285

San FranciscoBaltimore

SFO - BWI

SFOBWI

San Francisco

Mon 5/26

12:40 am-10:27 am

1 stop6h 47m

Baltimore/Washington

Sat 5/31

6:15 am-11:30 am

1 stop8h 15m

$309

San FranciscoBaltimore

SFO - BWI

SFOBWI

San Francisco

Fri 7/4

7:00 am-8:51 pm

2 stops10h 51m

Baltimore/Washington

Wed 7/9

3:21 pm-10:47 pm

1 stop10h 26m

$314

San FranciscoBaltimore

SFO - BWI

SFOBWI

San Francisco

Tue 5/27

9:35 am-5:52 pm

Nonstop5h 17m

Baltimore/Washington

Tue 6/3

8:55 am-11:45 am

Nonstop5h 50m

$349

San FranciscoBaltimore

SFO - BWI

SFOBWI

San Francisco

Wed 5/28

4:47 pm-6:29 am

1 stop10h 42m

Baltimore/Washington

Wed 6/4

7:49 am-11:53 pm

2 stops19h 04m

$350

San FranciscoBaltimore

SFO - BWI

SFOBWI

San Francisco

Tue 6/3

9:15 am-7:40 pm

1 stop7h 25m

Baltimore/Washington

Wed 6/11

3:00 pm-5:50 pm

Nonstop5h 50m

$355

San FranciscoBaltimore

SFO - BWI

SFOBWI

San Francisco

Fri 6/13

11:59 pm-11:23 am

1 stop8h 24m

$140

San FranciscoBaltimore

SFO - BWI

SFOBWI

San Francisco

Thu 6/12

5:45 am-5:43 am

1 stop20h 58m

$144

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 16 results
1
2

Compare providers for flights from San Francisco to Baltimore

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Francisco to Baltimore in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy2 starsTrust Score*3 stars
CheapTicketsDealPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
GotogatePrice Accuracy3 starsTrust Score*2 stars
CheapfaremartPrice Accuracy-Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on San Francisco-Baltimore flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Francisco-Baltimore flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Francisco-Baltimore flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Francisco-Baltimore flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Francisco-Baltimore flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from San Francisco to Baltimore

Have a flexible travel schedule? Discover the best time to fly to Baltimore from San Francisco with our price prediction graph.
Estimated round-trip 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 San Francisco to Baltimore

How far ahead should I book a flight from San Francisco to Baltimore?

Use this chart to determine the optimal time to book a round-trip flight from San Francisco to Baltimore. Price data was last updated on April 25, 2025.

To ensure you get the cheapest price possible for a flight from San Francisco to Baltimore, you should look to book at least 68 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 San Francisco to Baltimore?

Currently, August is the cheapest month in which you can book a flight from San Francisco to Baltimore (average of $241). Flying from San Francisco to Baltimore in March is currently the most expensive (average of $290). 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 SFO to BWI?

Find hourly flight availability from San Francisco to Baltimore. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 29, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 28% on flights from San Francisco to Baltimore by exploring options for tickets at noon.

What is the cheapest day to fly from San Francisco to Baltimore?

Use this chart to determine the cheapest time to fly round-trip from San Francisco to Baltimore. Price data was last updated on March 30, 2025.

Travelers seeking maximum savings on their San Francisco to Baltimore flight should consider departing on Tuesday at noon when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Baltimore by month

Plan your trip to Baltimore by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Baltimore ranges from 2.9 - 4.1 inches per month. July is typically the wettest month, when rainfall can reach 4.1 in. February is typically the driest time to visit Baltimore when rainfall is around 2.9 in.

Temperature in Baltimore by month

Plan your trip to Baltimore by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Baltimore, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 33.8 F).

Reviews of airlines servicing Baltimore

Get insights into the airlines that provide service to Baltimore. 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 Baltimore. Reviews last updated April 29, 2025.
Read reviews from past customers who have flown Alaska Airlines, Southwest and Delta from San Francisco to Baltimore. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,961 reviews

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Crew

8.5

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
9,961 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Crew

8.5

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,295 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Crew

8.5

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,929 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Crew

8.5

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Crew

8.5

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Boarding

8.2

Entertainment

7.1

Comfort

7.9

Crew

8.5

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from San Francisco to Baltimore. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from San Francisco to Baltimore?

    To fly from San Francisco to Baltimore, you need to book a flight from San Francisco (SFO) to Baltimore/Washington (BWI). Nonstop flights to Baltimore/Washington from San Francisco take 5h 05m on average. When it comes time to book airfare, you have a few options: there is 1 outbound flight from San Francisco to Baltimore/Washington offered by 7 different airlines.

  • How popular is this San Francisco to Baltimore flight route?

    The San Francisco to Baltimore/Washington flight path was viewed by 10 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

    According to our current data, Frontier ($231), Sun Country Air ($285), and Alaska Airlines ($308) offers the cheapest pricing from San Francisco to Baltimore. You may be able to fly from San Francisco to Baltimore for 47% less than the average price by searching for these airlines.

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

    To fly one-way, consider booking your trip with Sun Country Air, which is currently one of the cheapest options available, starting at $140. Alaska Airlines flights start at $154 while deals on Delta start at $155 one-way.

  • What are the most reliable airlines from San Francisco to Baltimore?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from San Francisco to Baltimore on time: Virgin Australia (90%), United Airlines (90%), Air New Zealand (90%).

  • What are the cheapest flights from San Francisco to Baltimore?

    Looking for the cheapest flight from San Francisco to Baltimore? While on average our users pay $752, our data indicates the cheapest price to be $138. The most popular route (San Francisco - Baltimore/Washington), is priced around $211.

  • Where are the most common layover locations when flying from San Francisco to Baltimore?

    San Francisco to Baltimore flights have a layover in Denver most of the time. Atlanta sees the next most layovers on San Francisco to Baltimore flights.

  • What are some popular things to do or see while on a layover in Denver?

    Coors Field, Paramount Theatre, and 16th Street Mall are the most popular attractions in Denver if you're in need of something to do during your layover. Coors Field, Paramount Theatre and 16th Street Mall are located about 18.4 mi, 18.6 mi, and 18.7 mi, respectively from Denver Intl if you are interested in checking them out. Travelers can book a car rental at Denver Intl for about $42 per day to make their sightseeing more efficient.

  • What are some popular points of interest to see during a layover in Atlanta?

    Georgia Aquarium, Fox Theatre, and World of Coca-Cola are currently the most popular points of interest in Atlanta at the moment. Georgia Aquarium, Fox Theatre, and World of Coca-Cola can be visited by traveling about 8.6 mi, 9.3 mi, and 8.6 mi respectively from Atlanta Hartsfield-Jackson. Those on a layover in Atlanta in need of a rental car can book one at Atlanta Hartsfield-Jackson for about $55.

  • Where are the least popular layover locations for San Francisco to Baltimore flights?

    San Francisco to Baltimore flights have a layover in Charlotte the least frequently.

  • Can I find deals for flights from San Francisco to Baltimore that include hotel bookings?

    Yes. In addition to deals on San Francisco to Baltimore flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Francisco to Baltimore?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Francisco to Baltimore.

  • Can I find deals for business class flights from San Francisco to Baltimore?

    Yes. Cheapflights offers flight deals from San Francisco to Baltimore 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 San Francisco to Baltimore?

    Currently, August is the cheapest month in which you can book a flight from San Francisco to Baltimore (average of $241). Flying from San Francisco to Baltimore in March is currently the most expensive (average of $290). 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

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Alternative routes for San Francisco to Baltimore

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from San Francisco to Baltimore

Discover the top 7 airlines that operate flights from San Francisco to Baltimore. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$99Average$192FlexibilityNo cancel feeOn-time65%
FrontierCheapest$148Average$268FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$194Average$356FlexibilityNo cancel feeOn-time71%
DeltaCheapest$258Average$384FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$287Average$526FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$300Average$501FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$308Average$456FlexibilityNo cancel feeOn-time63%

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