Southwest® flights from San Francisco to Baltimore/Washington from $159

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Low fares from San Francisco to Baltimore/Washington

$

San Francisco (SFO)to

Baltimore/Washington (BWI)
Depart: 09/05/2026

One-way

Basic

From
$159
Seen: 42 minutes ago

San Francisco (SFO)to

Baltimore/Washington (BWI)
Depart: 09/11/2026

One-way

Basic

From
$159
Seen: 9 hrs ago

San Francisco (SFO)to

Baltimore/Washington (BWI)
Depart: 10/30/2026

One-way

Basic

From
$159
Seen: 10 hrs ago

San Francisco (SFO)to

Baltimore/Washington (BWI)
Depart: 09/26/2026

One-way

Basic

From
$185
Seen: 20 hrs ago

San Francisco (SFO)to

Baltimore/Washington (BWI)
Depart: 10/14/2026

One-way

Basic

From
$185
Seen: 14 hrs ago

San Francisco (SFO)to

Baltimore/Washington (BWI)
Depart: 09/14/2026

One-way

Basic

From
$185
Seen: 17 hrs ago

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Explore flights from San Francisco to Baltimore/Washington

Aug 2026
From$185*
Seen: 16 hrs ago
One Way/Basic
Sep 2026
From$159*
Seen: 9 hrs ago
One Way/Basic
Oct 2026
From$159*
Seen: 10 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $185
cmp-daily-histogram-bars-legend-max-price-aria-label $629
Displaying fares for August-2026
  • SFO–BWI, 08/01/2026: From $629
    01

    Sat

    AUG

  • SFO–BWI, 08/02/2026: From $629
    02

    Sun

  • SFO–BWI, 08/03/2026: From $629
    03

    Mon

  • SFO–BWI: cmp-view-offers-disclaimer. Find Offers
    04

    Tue

  • SFO–BWI, 08/05/2026: From $629
    05

    Wed

  • SFO–BWI, 08/06/2026: From $629
    06

    Thu

  • SFO–BWI, 08/07/2026: From $489
    07

    Fri

  • SFO–BWI: cmp-view-offers-disclaimer. Find Offers
    08

    Sat

  • SFO–BWI, 08/09/2026: From $489
    09

    Sun

  • SFO–BWI, 08/10/2026: From $489
    10

    Mon

  • SFO–BWI, 08/11/2026: From $489
    11

    Tue

  • SFO–BWI, 08/12/2026: From $489
    12

    Wed

  • SFO–BWI: cmp-view-offers-disclaimer. Find Offers
    13

    Thu

  • SFO–BWI, 08/14/2026: From $341
    14

    Fri

  • SFO–BWI, 08/15/2026: From $341
    15

    Sat

  • SFO–BWI, 08/16/2026: From $341
    16

    Sun

  • SFO–BWI, 08/17/2026: From $331
    17

    Mon

  • SFO–BWI, 08/18/2026: From $331
    18

    Tue

  • SFO–BWI, 08/19/2026: From $331
    19

    Wed

  • SFO–BWI: cmp-view-offers-disclaimer. Find Offers
    20

    Thu

  • SFO–BWI: cmp-view-offers-disclaimer. Find Offers
    21

    Fri

  • SFO–BWI, 08/22/2026: From $215
    22

    Sat

  • SFO–BWI, 08/23/2026: From $292
    23

    Sun

  • SFO–BWI, 08/24/2026: From $185
    24

    Mon

  • SFO–BWI: cmp-view-offers-disclaimer. Find Offers
    25

    Tue

  • SFO–BWI, 08/26/2026: From $195
    26

    Wed

  • SFO–BWI, 08/27/2026: From $195
    27

    Thu

  • SFO–BWI, 08/28/2026: From $224
    28

    Fri

  • SFO–BWI, 08/29/2026: From $195
    29

    Sat

  • SFO–BWI, 08/30/2026: From $269
    30

    Sun

  • SFO–BWI, 08/31/2026: From $195
    31

    Mon

    • Range$185-$629

    *Fares displayed have been collected within the last 24 hours and may no longer be available at time of booking. Additional fees and charges for optional products and services may apply. Modifying this information may result in a different fare. To find the most updated fare, please visit Southwest.com. Fares listed are Basic, which are subject to additional terms and conditions.

    Flight Details

    Departing from:
    San Francisco International Airport
    Arriving at:
    Balt./Wash. International Airport
    Average flight time:
    5 hours 10 minutes
    Distance:
    2457 miles

    Route Information

    152† Weekly flights
    • 1‡ Nonstop flight per day Monday through Friday
    • 1‡ Nonstop flight on Saturday
    • 1‡ Nonstop flight on Sunday

    † Weekly flights based on DOT published scheduled average flights Monday through Sunday between 9/1/2025 and 9/30/2025. Note: route may not operate every day of the week.

    ‡ Nonstop flights based on DOT published scheduled average flights Monday through Sunday between 9/1/2025 and 9/30/2025.

    Questions we hear the most

    The average flight time from San Francisco to Baltimore/Washington is 5 hours 10 minutes.
    There are 152 weekly flights from San Francisco to Baltimore/Washington on Southwest Airlines.
    Yes, Southwest flies nonstop from San Francisco to Baltimore/Washington once per day from Monday through Friday.
    Yes, Southwest flies nonstop from San Francisco to Baltimore/Washington once per day on Saturdays and Sundays.
    To find the lowest fares by day and time to fly San Francisco to Baltimore/Washington with Southwest, check out our Low Fare Calendar.
    You can rent a car at Balt./Wash. International Airport book yours with your flight.
    Yes! Flights from San Francisco to Baltimore/Washington—or from here or there to anywhere—can be changed with no change fees. Fare difference may apply.
    Check the status of your upcoming Southwest flight.
    Check out the Southwest Airlines® Help Center for answers about everything Southwest.

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