Cheap flights from Boston to Southern Maryland

View AU$86 flight on Mon, 15 Sep. 2025Opens in a new window

Popular airlines from Boston to Southern Maryland

  • Jetstar

    Jetstar

  • Qantas Airways

    Qantas Airways

  • Virgin Australia

    Virgin Australia

  • Scoot

    Scoot

  • American Airlines

    American Airlines

  • Emirates

    Emirates

  • United

    United

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 35% on select hotels after you book a flight*
  • payments icon

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap Flights from Boston (BOS) to Southern Maryland (WAS)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Thu, 14 Aug. - Mon, 18 Aug.
BOS
Boston
DCA
Washington
AU$180 Return, found 7 hours ago
AU$180
Return
found 7 hours ago
Select Delta flight, departing Thu, 14 Aug. from Boston to Washington, returning Mon, 18 Aug., priced at AU$180 found 7 hours ago
American Airlines
Thu, 14 Aug. - Mon, 18 Aug.
BOS
Boston
DCA
Washington
AU$222 Return, found 7 hours ago
AU$222
Return
found 7 hours ago
Select American Airlines flight, departing Thu, 14 Aug. from Boston to Washington, returning Mon, 18 Aug., priced at AU$222 found 7 hours ago
Delta
Thu, 14 Aug. - Mon, 18 Aug.
BOS
Boston
DCA
Washington
AU$226 Return, found 7 hours ago
AU$226
Return
found 7 hours ago
Select Delta flight, departing Thu, 14 Aug. from Boston to Washington, returning Mon, 18 Aug., priced at AU$226 found 7 hours ago
American Airlines
Wed, 27 Aug. - Thu, 28 Aug.
BOS
Boston
DCA
Washington
AU$247 Return, found 6 days ago
AU$247
Return
found 6 days ago
Select American Airlines flight, departing Wed, 27 Aug. from Boston to Washington, returning Thu, 28 Aug., priced at AU$247 found 6 days ago
United
Tue, 2 Sep. - Wed, 3 Sep.
BOS
Boston
IAD
Washington
AU$343 Return, found 5 days ago
AU$343
Return
found 5 days ago
Select United flight, departing Tue, 2 Sep. from Boston to Washington, returning Wed, 3 Sep., priced at AU$343 found 5 days ago
Alaska Airlines
Tue, 2 Sep. - Tue, 9 Sep.
BOS
Boston
BWI
Baltimore
AU$730 Return, found 5 days ago
AU$730
Return
found 5 days ago
Select Alaska Airlines flight, departing Tue, 2 Sep. from Boston to Baltimore, returning Tue, 9 Sep., priced at AU$730 found 5 days ago
*Available to Expedia members.