Flights from Washington, D.C. to Sioux Falls from $ 339*
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1 Passenger, Economy
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Featured daily fares for flights from Washington, D.C. (IAD) to Sioux Falls (FSD)
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More United deals on Washington, D.C. (IAD) to Sioux Falls (FSD) flights
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From | To | Fare Type | Dates | Price |
|---|---|---|---|---|
| Washington, D.C. (IAD) | Sioux Falls (FSD) | Roundtrip | Economy | 05/02/26 - 05/11/26 | from $ 429 Viewed: 10 hours ago |
| Washington, D.C. (IAD) | Sioux Falls (FSD) | Roundtrip | Economy | 05/02/26 - 05/10/26 | from $ 444 Viewed: 10 hours ago |
| Washington, D.C. (IAD) | Sioux Falls (FSD) | Roundtrip | Economy | 03/31/26 - 04/02/26 | from $ 877 Viewed: 15 hours ago |
| Washington, D.C. (IAD) | Sioux Falls (FSD) | Roundtrip | Economy | 03/31/26 - 04/02/26 | from $ 1,139 Viewed: 15 hours ago |
| Washington, D.C. (IAD) | Sioux Falls (FSD) | Roundtrip | Economy | 05/13/26 - 08/16/26 | from $ 447 Viewed: 1 day ago |
| Washington, D.C. (IAD) | Sioux Falls (FSD) | Roundtrip | Economy | 05/13/26 - 08/16/26 | from $ 676 Viewed: 1 day ago |
| Washington, D.C. (IAD) | Sioux Falls (FSD) | Roundtrip | Economy | 05/13/26 - 08/16/26 | from $ 799 Viewed: 1 day ago |
| Washington, D.C. (DCA) | Sioux Falls (FSD) | Roundtrip | Economy | 04/25/26 - 04/29/26 | from $ 339 Viewed: 12 hours ago |
*Prices have been available for round trips within the last 48 hours and may not be currently available. For Economy class, fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply. Schedules are subject to change without notice.
