Flights to The Dakotas from Washington - ￥27,260

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

Popular airlines from Washington to The Dakotas

  • Delta

    Delta

  • American Airlines

    American Airlines

  • United

    United

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Cheap Flights from Washington to The Dakotas (WAS-FSD)

Prices were available within the past 7 days and start at ￥27,260 for one-way flights and ￥39,670 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Thu, Aug 14 - Tue, Aug 19
DCA
Washington
FSD
Sioux Falls
￥39,670 Roundtrip, found 1 day ago
￥39,670
Roundtrip
found 1 day ago
Select Delta flight, departing Thu, Aug 14 from Washington to Sioux Falls, returning Tue, Aug 19, priced at ￥39,670 found 1 day ago
Delta
Tue, Oct 7 - Sat, Oct 18
DCA
Washington
RAP
Rapid City
￥48,510 Roundtrip, found 1 day ago
￥48,510
Roundtrip
found 1 day ago
Select Delta flight, departing Tue, Oct 7 from Washington to Rapid City, returning Sat, Oct 18, priced at ￥48,510 found 1 day ago
Delta
Tue, Oct 7 - Mon, Oct 20
DCA
Washington
RAP
Rapid City
￥49,280 Roundtrip, found 1 day ago
￥49,280
Roundtrip
found 1 day ago
Select Delta flight, departing Tue, Oct 7 from Washington to Rapid City, returning Mon, Oct 20, priced at ￥49,280 found 1 day ago
American Airlines
Thu, Aug 14 - Tue, Aug 19
DCA
Washington
FSD
Sioux Falls
￥49,350 Roundtrip, found 1 day ago
￥49,350
Roundtrip
found 1 day ago
Select American Airlines flight, departing Thu, Aug 14 from Washington to Sioux Falls, returning Tue, Aug 19, priced at ￥49,350 found 1 day ago
American Airlines
Thu, Aug 14 - Tue, Aug 19
DCA
Washington
FSD
Sioux Falls
￥50,120 Roundtrip, found 1 day ago
￥50,120
Roundtrip
found 1 day ago
Select American Airlines flight, departing Thu, Aug 14 from Washington to Sioux Falls, returning Tue, Aug 19, priced at ￥50,120 found 1 day ago
United
Fri, Aug 15 - Wed, Aug 20
IAD
Washington
RAP
Rapid City
￥55,150 Roundtrip, found 18 hours ago
￥55,150
Roundtrip
found 18 hours ago
Select United flight, departing Fri, Aug 15 from Washington to Rapid City, returning Wed, Aug 20, priced at ￥55,150 found 18 hours ago

Find the cheapest month to fly from Washington (WAS) to Rapid City (RAP)

February is typically the cheapest month to fly

From ￥37,951 - ￥84,195 per traveler.

Graph displaying average flight prices per month

*Available to Expedia members.