SFO - BWI

$165 Find Cheap Flights from San Francisco to Baltimore - Compare and Save

1 adult
1 adult, Economy, 0 bags

Save 25% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Everything you should know

Cheapest round-trip
$372
Typical prices: $428-$634
Frontier
Tue 12/18Fri 1/19
SFO - BWI • 1 stop
Cheapest non-stop
$385
Typical prices: $443-$666
United Airlines
Mon 1/15Tue 1/23
SFO - BWI • Non-stop
Nonstop flights
You can fly direct with United Airlines and Southwest. Average duration is 5h 12m
Direct flights
+1
Direct flights
+1
Avoid delays
Most punctual • 93% on-time
Best time • Fewest delays
Insights
Insights
When to book
in advance
Our data shows that travelers who book at least 9 weeks in advance save around 22% compared to booking last minute.
Insights
Insights
When to travel
Cheapest • 20% price drop
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Cheapest • Avg $251 (round-trip)
Shortest trip • 7h 23m (one-way)
Insights
Insights
Start a new search
KAYAK searches 100s of sites at once to find you the best travel deals.
We hope you love your trip to Baltimore!
Flight Deals
Booking Insights
Expert advice
Flight Deals

Cheap Flights from San Francisco to Baltimore (SFO-BWI)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from San Francisco to Baltimore

Fri, Dec 18 - Tue, Jan 19
Frontier Logo
12:54 am - 5:53 pmSFO  San Francisco-BWI Baltimore/Washington
13h 59m1 stop Atlanta Hartsfield-Jackson
Frontier Logo
6:30 pm - 12:49 pmBWI  Baltimore/Washington-SFO San Francisco
21h 19m2 stops Atlanta Hartsfield-Jackson Las Vegas Harry Reid Intl
$372Frontier
Wed, Nov 18 - Tue, Nov 24
Frontier Logo
3:05 pm - 10:52 amSFO  San Francisco-BWI Baltimore/Washington
16h 47m2 stops Las Vegas Harry Reid Intl Dallas/Fort Worth
Frontier Logo
6:15 am - 4:38 pmBWI  Baltimore/Washington-SFO San Francisco
13h 23m1 stop Atlanta Hartsfield-Jackson
$372Frontier
Thu, Nov 12 - Thu, Nov 19
Southwest Logo
12:10 pm - 12:35 amSFO  San Francisco-BWI Baltimore/Washington
9h 25m1 stop Nashville Intl
Southwest Logo
6:15 am - 10:50 amBWI  Baltimore/Washington-SFO San Francisco
7h 35m1 stop Lambert-St Louis
$376Southwest
Mon, Nov 16 - Mon, Nov 23
Southwest Logo
11:35 pm - 11:40 amSFO  San Francisco-BWI Baltimore/Washington
9h 05m1 stop Chicago Midway
Southwest Logo
6:20 am - 11:25 amBWI  Baltimore/Washington-SFO San Francisco
8h 05m1 stop San Diego
$376Southwest
Wed, Dec 16 - Thu, Dec 24
Delta Logo
7:24 pm - 6:00 amSFO  San Francisco-BWI Baltimore/Washington
7h 36m1 stop Salt Lake City
Delta Logo
6:00 am - 10:48 amBWI  Baltimore/Washington-SFO San Francisco
7h 48m1 stop Detroit Metropolitan Wayne County
$377Delta
Tue, Dec 15 - Thu, Dec 24
Delta Logo
2:00 pm - 1:07 amSFO  San Francisco-BWI Baltimore/Washington
8h 07m1 stop Atlanta Hartsfield-Jackson
Delta Logo
6:00 am - 10:48 amBWI  Baltimore/Washington-SFO San Francisco
7h 48m1 stop Detroit Metropolitan Wayne County
$377Delta
Tue, Jan 12 - Fri, Jan 15
American Airlines Logo
11:23 pm - 11:48 amSFO  San Francisco-BWI Baltimore/Washington
9h 25m1 stop Dallas/Fort Worth
American Airlines Logo
11:03 am - 4:57 pmBWI  Baltimore/Washington-SFO San Francisco
8h 54m1 stop Charlotte Douglas
$383American Airlines
Fri, Dec 4 - Mon, Dec 7
American Airlines Logo
5:00 am - 6:15 pmSFO  San Francisco-BWI Baltimore/Washington
10h 15m1 stop Charlotte Douglas
American Airlines Logo
6:24 pm - 12:07 amBWI  Baltimore/Washington-SFO San Francisco
8h 43m1 stop Chicago O'Hare Intl
$383American Airlines
Thu, Feb 11 - Mon, Feb 15
United Airlines Logo
8:55 am - 5:17 pmSFO  San Francisco-BWI Baltimore/Washington
5h 22mnonstop
United Airlines Logo
6:20 am - 11:36 amBWI  Baltimore/Washington-SFO San Francisco
8h 16m1 stop Chicago O'Hare Intl
$384United Airlines
Fri, Jan 15 - Sat, Jan 23
United Airlines Logo
10:37 pm - 6:52 amSFO  San Francisco-BWI Baltimore/Washington
5h 15mnonstop
United Airlines Logo
8:00 am - 11:20 amBWI  Baltimore/Washington-SFO San Francisco
6h 20mnonstop
$385United Airlines
Booking Insights

Price, demand and travel trends for San Francisco to Baltimore flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

How much is a round-trip flight from San Francisco to Baltimore?

Round-trip flights from San Francisco to Baltimore typically range from $428 to $634. The lowest price found in the past 5 days was $372, on Frontier.

What's the cheapest day of the week to fly from San Francisco to Baltimore?

Based on deals KAYAK users found in the last 12 months, Wednesday is the cheapest day of the week to fly from San Francisco to Baltimore. It’s 12% cheaper than the average day, while Sunday is the most expensive, with prices 10% higher.

What’s the cheapest month to fly from San Francisco to Baltimore?

•April is the cheapest month to fly from San Francisco to Baltimore at $418 round-trip.
•November ($642) and December ($608) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 53% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from San Francisco to Baltimore the cheapest?

Flights from San Francisco to Baltimore are cheapest 9 weeks before departure. Booking in this window typically costs about 22% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Expert advice

Expert advice for your flight from San Francisco to Baltimore

 
KAYAK teamed up with top travel experts to share the best tips for your journey.
Our travel experts
Stefanie Waldek

Stefanie Waldek

Expert on United Airlines

Stefanie Waldek is a freelance space, travel, and design writer based in Saratoga Springs, NY. Her words have appeared in Space.com, Travel + Leisure, Condé Nast Traveler, Architectural Digest, and House Beautiful, among other publications. An expert in aviation and expedition cruising, Stefanie is frequently up in the air or on the sea, likely en route to Antarctica or the Arctic.

Blane Bachelor

Blane Bachelor

Expert on Southwest and SFO

Blane Bachelor is a journalist and editor specializing in travel and aviation who writes regularly for top global outlets. Born and raised in Florida, Blane has worked and lived in four countries, including the Netherlands, where she’s currently based with her family. Her favorite way to get to know a new destination is by running or riding a bike around town – or hearing a spooky ghost story about local history. She will always choose the window seat.

Harriet Baskas

Harriet Baskas

Expert on BWI

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.

Key details for San Francisco to Baltimore flights

Low season

October

Cheapest flight

$165
Beat the crowds with an average 26% drop in travelers.
The most popular month to fly with an average 31% increase in travelers.
One-way flight from San Francisco to Baltimore

When to book flights from San Francisco to Baltimore

Are your dates flexible? Find out the best times to travel from San Francisco to Baltimore based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your San Francisco to Baltimore flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What are the earliest and latest flights from San Francisco to Baltimore?

    These are the earliest and latest flight times available from San Francisco to Baltimore:

    • Earliest: departs at 5:30 am and lands at 10:42 am
    • Latest: departs at 10:57 pm and lands at 4:09 am.

    The flight takes about 5h 12m.

  • What cabin classes can I book on flights from San Francisco to Baltimore?

    Three cabin classes are available on flights from San Francisco to Baltimore:

    • Economy Class
    • Premium Economy Class
    • First Class

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

    A nonstop flight from San Francisco to Baltimore takes 5h 12m, covering 2,449 miles.

  • Do I need a passport to fly from San Francisco to Baltimore?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.

  • How much should I expect to pay for a San Francisco to Baltimore flight?

    Round-trip flights from San Francisco to Baltimore range from $428 to $634, with an average of $525 over the past 12 months. Anything below $428 counts as a good deal.

  • How expensive are last-minute San Francisco to Baltimore flights?

    Last-minute fares on this route (booked within two weeks of departure) run 9% above the $525 route average. Book 9 weeks before departure for the lowest fares.

  • How much can I save by taking a layover when flying from San Francisco to Baltimore?

    On this route, layover flights are cheaper than nonstop options on average. Layover fares average $251 round-trip via Orlando (MCO), compared to $542 for nonstop.

  • What is the standard checked-bag allowance on flights from San Francisco to Baltimore?

    There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $40–$90 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

  • Which aircraft model is used most often on flights from San Francisco to Baltimore?

    The Boeing 737 MAX 9 family is used most often on this route, operated mainly by United Airlines. Other aircraft seen on the route include Boeing 737-800 Passenger/BBJ2 (winglets) variants.

  • How are flight departures from San Francisco to Baltimore spread across the day?

    Night is the busiest departure period on San Francisco to Baltimore flights, with 66% of flights leaving in that window. Morning departures account for 34%, afternoon flights for 0%, and evening flights for 0%.

  • Have flight prices from San Francisco to Baltimore changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $372 to $2,288. That means the highest observed fare was about 6x higher than the lowest one.

  • Which airlines offer Wi-Fi on San Francisco to Baltimore flights?

    JetBlue is the only airline on the San Francisco to Baltimore route offering in-flight Wi-Fi. Pricing depends on fare class.

  • How are flight prices from San Francisco to Baltimore looking right now?

    One-way fares from San Francisco to Baltimore are currently lower than usual. Average one-way flight prices are about $167, which is 37% below the typical average for this route.

  • What car rental options are available at Baltimore/Washington Airport (BWI)?

    Baltimore/Washington Airport (BWI) hosts 5 major car rental companies, with daily rates starting from around $27 for economy cars. Top options include:

    • NextCar
    • Hertz
    • Dollar
    • Budget
    • Thrifty

  • Which airports can I use when flying from San Francisco to Baltimore?

    Flights from San Francisco to Baltimore usually depart from San Francisco (SFO) and arrive at Baltimore/Washington (BWI).

  • What time of day has the fewest delays on flights from San Francisco to Baltimore?

    Morning flights have the fewest delays on this route, while night departures tend to have the most.

  • At what point is a flight considered delayed from San Francisco to Baltimore?

    A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the San Francisco to Baltimore route, 16% of flights were delayed in the past 3 months, with delays averaging 2h 16m.

  • Which airports do connecting flights from San Francisco to Baltimore pass through?

    One-stop flights from San Francisco to Baltimore most commonly connect through:

    • Atlanta Hartsfield-Jackson (ATL) - 44% of one-stop connections
    • Dallas/Fort Worth (DFW) - 15% of one-stop connections
    • Charlotte Douglas (CLT) - 7% of one-stop connections
    • Minneapolis St Paul (MSP) - 6% of one-stop connections

  • Can I save money by using flexible dates for flights from San Francisco to Baltimore?

    Yes. Flexible dates can save you up to 20% on flights from San Francisco to Baltimore. Wednesday is the cheapest departure day at $466 round-trip on average, while Sunday is the most expensive at $579, a difference of $113.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What airlines fly from San Francisco to Baltimore?

    2 airlines operate flights between San Francisco and Baltimore. The airlines offering nonstop flights on this route include:

    • United Airlines
    • Southwest

  • How much time can I save by choosing a different layover airport from San Francisco to Baltimore?

    Flying via Denver Intl (DEN) gives the shortest average 1-stop total travel time at 7h 23m, compared with 7h 36m via Detroit Metropolitan Wayne County (DTW) and 7h 51m via Salt Lake City (SLC).

  • What is the time difference between San Francisco and Baltimore?

    Baltimore is 3 hours ahead of San Francisco (Eastern Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Baltimore?

    Some of the most popular sights in Baltimore are M&T Bank Stadium, National Aquarium Baltimore and Oriole Park At Camden Yards. These are among the most viewed places in Baltimore on KAYAK.

  • Which airlines offer extra legroom and free seat selection on San Francisco to Baltimore flights?

    Among airlines operating San Francisco to Baltimore flights:

    • United Airlines: offers extra legroom; offers free seat selection
    • Southwest: offers free seat selection

    Extra legroom and free seat selection availability depends on fare class and route.

  • Which airlines include bags at no extra cost on San Francisco to Baltimore flights?

    Here are some options for this route, based on selected ticket types and cabin classes:

    • United Airlines: a cabin bag and a checked bag in Economy Class
    • Southwest: a cabin bag and a checked bag in Economy Class
    • JetBlue: a cabin bag in Economy Class class

    Bag allowance can vary by ticket type, cabin class, route and airline, so always check the fare details before booking.

  • Does SFO have pet facilities?

    Yes. Passengers accompanied by furry friends can access the outdoor and indoor pet relief areas on the Airside of Terminal 1B and 1C. The areas are open 24h a day and feature complimentary waste bags and hydration points. Remember to bring along a kennel for your pet to travel in. Only service animals are allowed into the terminals.

  • Which car parking services are available at SFO airport?

    SFO passengers can access short-term parking services in the domestic and international car parking garages directly linked to the terminals. There are also long-term parking services north of the terminals at the remote parking lot.

  • Can I access fitness facilities at BWI airport?

    Yes. Before heading out, you can stretch your muscles after a long flight at BWI airport. You can enjoy a guided yoga stretch or work out using the Technogym cardio equipment at the roam fitness near Gate D1 of Concourse D. You can also opt for BWI Cardio Trail on the designated paths on the loop around the terminal.

  • Which lounges are available at BWI airport?

    BWI airport hosts USO Lounge which provides free services to active US military members traveling with their families. This lounge is located adjacent to Baggage Claim 14. The Chesapeake Club Lounge in Concourse E only serves British Airways Club World passengers and The Club at BWI in Concourse D permits passengers to purchase a day pass entry.

Your guide to booking San Francisco to Baltimore flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Wednesday departure and avoid flying on Sunday. On this route, Wednesday flights average $466, about $113 less than Sunday fares (20% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 9 weeks before you fly. On this route, that window historically saves about 22% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your San Francisco to Baltimore trip for April. Fares historically average $418 round-trip in that month - typically $224 less than the most expensive month, which is November (based on the last 12 months).
  • For the best chance of arriving on time, fly with United Airlines. Over the past three months, 93% of United Airlines flights from San Francisco to Baltimore arrived on time, slightly above the route average of 84%. When flights on this route arrive late, they're delayed by an average of 2h 16m, so choosing an airline with strong on-time performance can make a difference if you're on a tight schedule.
  • If you have the time, taking a 1-stop flight through Orlando Airport (MCO) can be cheaper than flying direct. The cheapest layover option averages $251 round-trip on this route - about $292 less than direct flights (based on the last 12 months).
  • San Francisco Airport (SFO) to Baltimore Washington Airport (BWI) route is suitable for corporate travelers. SFO airport has an Airport Travel Agency in the International Terminal with fax and photocopy machines. In the Main concourse of the same terminal, you will find TripTel which offers business services and has workstations.
  • SFO airport provides family services and facilities crucial for passengers who have brought kids along. There are nursing rooms and family restrooms in Terminals 1 and 3 on the airside. The airport also has Kids’ Spot interactive exploration areas in Boarding Area B of Terminal 1, Terminal 2 in Boarding Area D and Terminal 3 on the airside where you can take your kids for fun.
  • Travelers can visit the museum and flight deck at SFO airport while waiting for their flight. You can also visit the museum in Boarding Area B on the departures level of Terminal 1 to view its exhibitions showing cultural art and scientific and historical topics. You can take your kids for self-guided tours at the airport, and those who complete the route are awarded at the information desk.
  • BWI airport has enhanced accessibility by providing disabled facilities to its passengers with special needs. There are adapted restrooms, wheelchair-accessible telephones, ramps and lifts throughout the terminals. It also visual paging and braille signage in the lifts serving the visually-impaired passengers and the airlines provide wheelchairs and special assistance to passengers with reduced mobility.
  • BWI airport offers ground transportation services to its landing passengers. You can take the bus that operates from the airport into the city and surrounding areas. Shared Ride shuttles also provide door-to-door shuttle services from the airport to the Western and Eastern shores of Maryland. You will find metered taxis on the terminal's lower level outside the baggage claim.

Prefer to fly direct from San Francisco to Baltimore?

 
Find which airlines fly direct from San Francisco Airport to Baltimore/Washington Airport, which days they fly and book direct flights.

Direct departures

San Francisco to Baltimore/Washington

Monday

Southwest,United Airlines

Southwest,United Airlines

Tuesday

Southwest,United Airlines

Southwest,United Airlines

Wednesday

Southwest,United Airlines

Southwest,United Airlines

Thursday

Southwest,United Airlines

Southwest,United Airlines

Friday

Southwest,United Airlines

Southwest,United Airlines

Saturday

Southwest,United Airlines

Southwest,United Airlines

Sunday

Southwest,United Airlines

Southwest,United Airlines

See more direct flights

Direct returns

Baltimore/Washington to San Francisco

Monday

Southwest,United Airlines

Southwest,United Airlines

Tuesday

Southwest,United Airlines

Southwest,United Airlines

Wednesday

Southwest,United Airlines

Southwest,United Airlines

Thursday

Southwest,United Airlines

Southwest,United Airlines

Friday

Southwest,United Airlines

Southwest,United Airlines

Saturday

Southwest,United Airlines

Southwest,United Airlines

Sunday

Southwest,United Airlines

Southwest,United Airlines

See more direct flights

More options for your flight from San Francisco to Baltimore

Complete your trip to Baltimore with a hotel stay or car rental