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

Promo Code

Low fares from San Diego to Baltimore/Washington

$

San Diego (SAN)to

Baltimore/Washington (BWI)
Depart: 11/03/2026

One-way

Basic

From
$159
Seen: 18 hrs ago

San Diego (SAN)to

Baltimore/Washington (BWI)
Depart: 11/16/2026

One-way

Basic

From
$159
Seen: 23 hrs ago

San Diego (SAN)to

Baltimore/Washington (BWI)
Depart: 12/10/2026

One-way

Basic

From
$159
Seen: 22 hrs ago

San Diego (SAN)to

Baltimore/Washington (BWI)
Depart: 12/23/2026

One-way

Basic

From
$159
Seen: 16 hrs ago

San Diego (SAN)to

Baltimore/Washington (BWI)
Depart: 10/22/2026

One-way

Basic

From
$159
Seen: 9 hrs ago

San Diego (SAN)to

Baltimore/Washington (BWI)
Depart: 01/06/2027

One-way

Basic

From
$159
Seen: 6 hrs ago

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Explore flights from San Diego to Baltimore/Washington

Try alternate month or interact with individual days below in order to find offers.
Sep 2026
No result for this month.
Oct 2026
From$159*
Seen: 9 hrs ago
One Way/Basic
Nov 2026
From$159*
Seen: 8 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $159
cmp-daily-histogram-bars-legend-max-price-aria-label $600
Displaying fares for September-2026
  • SAN–BWI: cmp-view-offers-disclaimer. Find Offers
    30

    Wed

    SEP

  • SAN–BWI, 10/01/2026: From $600
    01

    Thu

  • SAN–BWI, 10/02/2026: From $529
    02

    Fri

  • SAN–BWI, 10/03/2026: From $529
    03

    Sat

  • SAN–BWI, 10/04/2026: From $529
    04

    Sun

  • SAN–BWI: cmp-view-offers-disclaimer. Find Offers
    05

    Mon

  • SAN–BWI, 10/06/2026: From $394
    06

    Tue

  • SAN–BWI, 10/07/2026: From $434
    07

    Wed

  • SAN–BWI, 10/08/2026: From $497
    08

    Thu

  • SAN–BWI: cmp-view-offers-disclaimer. Find Offers
    09

    Fri

  • SAN–BWI: cmp-view-offers-disclaimer. Find Offers
    10

    Sat

  • SAN–BWI, 10/11/2026: From $424
    11

    Sun

  • SAN–BWI, 10/12/2026: From $404
    12

    Mon

  • SAN–BWI, 10/13/2026: From $309
    13

    Tue

  • SAN–BWI, 10/14/2026: From $339
    14

    Wed

  • SAN–BWI, 10/15/2026: From $299
    15

    Thu

  • SAN–BWI, 10/16/2026: From $299
    16

    Fri

  • SAN–BWI: cmp-view-offers-disclaimer. Find Offers
    17

    Sat

  • SAN–BWI, 10/18/2026: From $444
    18

    Sun

  • SAN–BWI, 10/19/2026: From $299
    19

    Mon

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

    Tue

  • SAN–BWI, 10/21/2026: From $187
    21

    Wed

  • SAN–BWI, 10/22/2026: From $159
    22

    Thu

  • SAN–BWI, 10/23/2026: From $174
    23

    Fri

  • SAN–BWI, 10/24/2026: From $169
    24

    Sat

  • SAN–BWI, 10/25/2026: From $339
    25

    Sun

  • SAN–BWI, 10/26/2026: From $159
    26

    Mon

  • SAN–BWI, 10/27/2026: From $159
    27

    Tue

  • SAN–BWI, 10/28/2026: From $159
    28

    Wed

  • SAN–BWI: cmp-view-offers-disclaimer. Find Offers
    29

    Thu

    • Range$159-$600

    *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 Diego International Airport
    Arriving at:
    Balt./Wash. International Airport
    Average flight time:
    5 hours 3 minutes
    Distance:
    2295 miles

    Route Information

    156† Weekly flights
    • 3‡ Nonstop flights per day Monday through Friday
    • 2‡ Nonstop flights on Saturday
    • 3‡ Nonstop flights 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 Diego to Baltimore/Washington is 5 hours 3 minutes.
    There are 156 weekly flights from San Diego to Baltimore/Washington on Southwest Airlines.
    Yes, Southwest flies nonstop from San Diego to Baltimore/Washington 3 times per day from Monday through Friday.
    Yes, Southwest flies nonstop from San Diego to Baltimore/Washington 2 times per day on Saturdays and 3 times per day on Sundays.
    To find the lowest fares by day and time to fly San Diego 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 Diego 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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