Flights to Western South Dakota from Baltimore - ￥27,260

View ￥27,260 flight on Sat, Oct 11, 2025Opens in a new window

Popular airlines from Baltimore to Western South Dakota

  • Peach

    Peach

  • Skymark Airlines

    Skymark Airlines

  • All Nippon Airways

    All Nippon Airways

  • Japan Airlines

    Japan Airlines

  • Jetstar Japan

    Jetstar Japan

  • Solaseed Air

    Solaseed Air

  • STARFLYER

    STARFLYER

  • 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 40% 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 Baltimore to Western South Dakota (WAS-RAP)

Prices were available within the past 7 days and start at ￥27,260 for one-way flights and ￥48,510 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, Oct 7 - Sat, Oct 18
DCA
Washington
RAP
Rapid City
￥48,510 Roundtrip, found 3 hours ago
￥48,510
Roundtrip
found 3 hours ago
Select Delta flight, departing Tue, Oct 7 from Washington to Rapid City, returning Sat, Oct 18, priced at ￥48,510 found 3 hours ago
Delta
Tue, Oct 7 - Mon, Oct 20
DCA
Washington
RAP
Rapid City
￥49,280 Roundtrip, found 3 hours ago
￥49,280
Roundtrip
found 3 hours ago
Select Delta flight, departing Tue, Oct 7 from Washington to Rapid City, returning Mon, Oct 20, priced at ￥49,280 found 3 hours ago
American Airlines
Tue, Aug 12 - Sun, Aug 17
DCA
Washington
RAP
Rapid City
￥50,170 Roundtrip, found 2 days ago
￥50,170
Roundtrip
found 2 days ago
Select American Airlines flight, departing Tue, Aug 12 from Washington to Rapid City, returning Sun, Aug 17, priced at ￥50,170 found 2 days ago
American Airlines
Tue, Aug 12 - Sun, Aug 17
DCA
Washington
RAP
Rapid City
￥51,890 Roundtrip, found 2 days ago
￥51,890
Roundtrip
found 2 days ago
Select American Airlines flight, departing Tue, Aug 12 from Washington to Rapid City, returning Sun, Aug 17, priced at ￥51,890 found 2 days ago
American Airlines
Tue, Aug 12 - Sun, Aug 17
DCA
Washington
RAP
Rapid City
￥53,180 Roundtrip, found 2 days ago
￥53,180
Roundtrip
found 2 days ago
Select American Airlines flight, departing Tue, Aug 12 from Washington to Rapid City, returning Sun, Aug 17, priced at ￥53,180 found 2 days ago
United
Wed, Aug 27 - Wed, Sep 3
DCA
Washington
PIR
Pierre
￥64,930 Roundtrip, found 2 days ago
￥64,930
Roundtrip
found 2 days ago
Select United flight, departing Wed, Aug 27 from Washington to Pierre, returning Wed, Sep 3, priced at ￥64,930 found 2 days ago

Find the cheapest month to fly from Baltimore (BWI) to Rapid City (RAP)

September is typically the cheapest month to fly

From ￥39,279 - ￥79,355 per traveler.

Graph displaying average flight prices per month

*Available to Expedia members.