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$161+ 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 1/15. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — BWI
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Find cheap flights from San Francisco to Baltimore with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

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3. Compare prices and book

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Cheapflights Tip: The best prices from San Francisco to Baltimore/Washington are usually found in April or June, booked 57 days in advance, depart on a Tuesday or Wednesday and return on a Thursday

Cheap 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 December 12, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3111:20 pmSFO - BWI
1 stop8h 35mFrontier
Sat 1/245:30 amBWI - SFO
2 stops21h 11mFrontier
Deal found 12/11$409
This Kiwi.com deal was found by Cheapflights users on 12/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3111:20 pmSFO - BWI
1 stop8h 35mFrontier
Sun 1/259:20 amBWI - SFO
2 stops35h 34mFrontier
Deal found 12/11$410
This Priceline deal was found by Cheapflights users on 12/10. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2411:20 pmSFO - BWI
1 stop8h 35mFrontier
Wed 12/315:30 amBWI - SFO
1 stop10h 43mFrontier
Deal found 12/10$413
This Kiwi.com deal was found by Cheapflights users on 12/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3111:20 pmSFO - BWI
1 stop8h 35mFrontier
Tue 1/207:10 amBWI - SFO
2 stops19h 31mFrontier
Deal found 12/11$432
This Frontier deal was found by Cheapflights users on 12/10. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2411:20 pmSFO - BWI
1 stop8h 35mFrontier
Thu 1/15:30 amBWI - SFO
1 stop10h 43mFrontier
Deal found 12/10$433
This Kiwi.com deal was found by Cheapflights users on 12/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3111:20 pmSFO - BWI
1 stop8h 35mFrontier
Fri 1/2311:24 amBWI - SFO
2 stops25h 44mFrontier
Deal found 12/11$434
This Delta deal was found by Cheapflights users on 12/9. 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 12/252:35 pmSFO - BWI
2 stops12h 10mDelta
Thu 1/226:00 amBWI - SFO
2 stops12h 58mDelta
Deal found 12/9$435
This Kiwi.com deal was found by Cheapflights users on 12/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/3011:20 pmSFO - BWI
1 stop8h 35mFrontier
Mon 1/57:00 amBWI - SFO
2 stops55h 54mFrontier
Deal found 12/10$443
This Kiwi.com deal was found by Cheapflights users on 12/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3111:20 pmSFO - BWI
1 stop8h 35mFrontier
Wed 1/217:10 amBWI - SFO
2 stops19h 31mFrontier
Deal found 12/11$444
This American Airlines deal was found by Cheapflights users on 12/11. 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.
Wed 12/316:00 amSFO - BWI
1 stop14h 55mAmerican Airlines
Sat 1/37:11 pmBWI - SFO
1 stop8h 21mAmerican Airlines
Deal found 12/11$446
This Kiwi.com deal was found by Cheapflights users on 12/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3111:20 pmSFO - BWI
1 stop8h 35mFrontier
Mon 1/59:30 pmBWI - SFO
2 stops41h 24mFrontier
Deal found 12/11$454
This deal was found by Cheapflights users on 12/10. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/315:42 pmSFO - BWI
1 stop9h 02mAlaska Airlines
Tue 1/67:04 amBWI - SFO
1 stop9h 50mAlaska Airlines
Deal found 12/10$456

Find 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 December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$400
(Southwest)

One-way from

$161
(Kiwi.com)

Popular in

November

Cheapest in

April

Average price

$548
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. 18% potential increase in price ($100 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($17 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

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 December 12, 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

Sat 3/7

6:30 am-5:46 pm

1 stop8h 16m

Baltimore/Washington

Mon 3/9

6:46 pm-8:36 pm

1 stop28h 50m

$407

San FranciscoBaltimore

SFO - BWI

SFOBWI

San Francisco

Mon 1/12

9:30 pm-5:30 am

Nonstop5h 00m

Baltimore/Washington

Wed 1/14

10:10 am-1:25 pm

Nonstop6h 15m

$410

San FranciscoBaltimore

SFO - BWI

SFOBWI

San Francisco

Mon 1/12

9:30 pm-5:30 am

Nonstop5h 00m

Baltimore/Washington

Tue 1/13

10:10 am-1:25 pm

Nonstop6h 15m

$410

San FranciscoBaltimore

SFO - BWI

SFOBWI

San Francisco

Mon 1/5

10:54 pm-10:27 am

1 stop8h 33m

Baltimore/Washington

Fri 1/9

3:00 pm-11:28 pm

2 stops11h 28m

$413

San FranciscoBaltimore

SFO - BWI

SFOBWI

San Francisco

Mon 1/5

4:42 pm-5:44 am

1 stop10h 02m

Baltimore/Washington

Sun 1/11

7:14 pm-2:02 pm

2 stops21h 48m

$418

San FranciscoBaltimore

SFO - BWI

SFOBWI

San Francisco

Mon 1/12

11:13 pm-7:32 am

Nonstop5h 19m

Baltimore/Washington

Wed 1/14

3:52 pm-10:59 pm

1 stop10h 07m

$420

San FranciscoBaltimore

SFO - BWI

SFOBWI

San Francisco

Mon 2/2

11:59 pm-11:20 am

1 stop8h 21m

Baltimore/Washington

Wed 2/4

9:00 am-12:12 pm

Nonstop6h 12m

$420

San FranciscoBaltimore

SFO - BWI

SFOBWI

San Francisco

Mon 1/12

9:09 am-5:26 pm

Nonstop5h 17m

Baltimore/Washington

Tue 1/13

12:25 pm-7:00 pm

1 stop9h 35m

$420

San FranciscoBaltimore

SFO - BWI

SFOBWI

San Francisco

Sat 1/10

9:30 pm-5:30 am

Nonstop5h 00m

Baltimore/Washington

Tue 1/13

10:10 am-1:25 pm

Nonstop6h 15m

$420

San FranciscoBaltimore

SFO - BWI

SFOBWI

San Francisco

Wed 1/21

10:00 am-10:05 pm

2 stops9h 05m

Baltimore/Washington

Wed 1/28

2:40 pm-10:20 pm

2 stops10h 40m

$425

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Showing 1-10 of 20 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 December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
Trip.comPrice Accuracy2 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star
JustAirTicketPrice 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 eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on San Francisco-Baltimore flight deals on Cheapflights vs. eDreams >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 December 5, 2025.

To ensure you get the cheapest price possible for a flight from San Francisco to Baltimore, you should look to book at least 57 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, May is the cheapest month in which you can book a flight from San Francisco to Baltimore (average of $118). Flying from San Francisco to Baltimore in November is currently the most expensive (average of $236). 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 December 12, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 12% on flights from San Francisco to Baltimore by exploring options for tickets in the afternoon.

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 December 6, 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 at noon flights should be avoided if possible as fares are typically the most expensive at this time.

The best insider tips for San Francisco to Baltimore flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your San Francisco to Baltimore trip
Airports
SFO

For a quick departure, use the mezzanine level checkpoint in Harvey Milk Terminal 1, accessible from the AirTrain station.

Read more about SFOBy Harriet Baskas
BWI

Take the MTA Light Rail from BWI to downtown Baltimore for a quick and easy arrival.

Read more about BWIBy Emily Zemler
Our travel experts
Emily Zemler

Emily Zemler

Expert on BWI

Emily Zemler

Emily Zemler

Emily is a freelance writer and book author based in London covering entertainment and travel. Her work has appeared in Los Angeles Times, Observer, and Conde Nast Traveler She has ventured to more than 40 countries and all seven continents, always in search of a great art museum. She has written extensively about hotels, luxury travel, and aviation.

Read more
Harriet Baskas

Harriet Baskas

Expert on SFO

Harriet Baskas

Harriet Baskas

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Read more

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 December 12, 2025.
Peruse reviews from past customers who have flown with Southwest, Delta, and United Airlines from San Francisco to Baltimore to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
7.9
Good
4,253 reviews

Boarding

8.1

Entertainment

7.5

Comfort

8.0

Crew

8.6

Overall

7.9

Food

7.0

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
Southwest
7.9
Good
4,253 reviews
Southwest
7.9
Good
4,253 reviews

Boarding

8.1

Entertainment

7.5

Comfort

8.0

Crew

8.6

Overall

7.9

Food

7.0

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
Delta
7.9
Good
8,008 reviews
Southwest
7.9
Good
4,253 reviews

Boarding

8.1

Entertainment

7.5

Comfort

8.0

Crew

8.6

Overall

7.9

Food

7.0

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
United Airlines
7.4
Good
9,095 reviews
Southwest
7.9
Good
4,253 reviews

Boarding

8.1

Entertainment

7.5

Comfort

8.0

Crew

8.6

Overall

7.9

Food

7.0

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
American Airlines
7.2
Good
11,050 reviews
Southwest
7.9
Good
4,253 reviews

Boarding

8.1

Entertainment

7.5

Comfort

8.0

Crew

8.6

Overall

7.9

Food

7.0

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
Frontier
5.8
Fair
3,084 reviews
Southwest
7.9
Good
4,253 reviews

Boarding

8.1

Entertainment

7.5

Comfort

8.0

Crew

8.6

Overall

7.9

Food

7.0

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.

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 00m on average. When it comes time to book airfare, you have a few options: there are 5 outbound flights 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 28 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from San Francisco to Baltimore?

    A quick flight from San Francisco to Baltimore can take about 5h. Alaska Airlines provides one of the quickest options available for as low as $410. Airlines will cover a distance of 2449 mi. This flight may include one or multiple stops.

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

    According to our current data, Sun Country Air ($140), Frontier ($142), and Alaska Airlines ($241) offers the cheapest pricing from San Francisco to Baltimore. You may be able to fly from San Francisco to Baltimore for 69% 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 Frontier, which is currently one of the cheapest options available, starting at $101. Alaska Airlines flights start at $137 while deals on United Airlines start at $139 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: ANA (100%), Air New Zealand (97%), Virgin Australia (96%).

  • 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 $895, our data indicates the cheapest price to be $213. The most popular route (San Francisco - Baltimore/Washington), is priced around $149.

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

    San Francisco to Baltimore flights have a layover in Atlanta most of the time. Charlotte 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 Atlanta?

    Georgia Aquarium, Fox Theatre, and Centennial Olympic Park are the most popular attractions in Atlanta if you're in need of something to do during your layover. Georgia Aquarium, Fox Theatre and Centennial Olympic Park are located about 8.6 mi, 9.3 mi, and 8.4 mi, respectively from Atlanta Hartsfield-Jackson if you are interested in checking them out. Travelers can book a car rental at Atlanta Hartsfield-Jackson for about $54 per day to make their sightseeing more efficient.

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

    Carowind, NASCAR Hall of Fame, and Mint Museum Uptown are currently the most popular points of interest in Charlotte at the moment. Carowind, NASCAR Hall of Fame, and Mint Museum Uptown can be visited by traveling about 8.2 mi, 5.7 mi, and 5.4 mi respectively from Charlotte Douglas. Those on a layover in Charlotte in need of a rental car can book one at Charlotte Douglas for about $49.

  • 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, May is the cheapest month in which you can book a flight from San Francisco to Baltimore (average of $118). Flying from San Francisco to Baltimore in November is currently the most expensive (average of $236). 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 December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Sun Country AirCheapest$140Average$395FlexibilityNo cancel feeOn-time83%
FrontierCheapest$150Average$284FlexibilityNo cancel feeOn-time62%
Alaska AirlinesCheapest$241Average$406FlexibilityNo cancel feeOn-time75%
DeltaCheapest$283Average$388FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$298Average$505FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$308Average$416FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$308Average$470FlexibilityNo cancel feeOn-time63%

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