Flights from Seattle to Sioux Falls from $ 372*
More United deals on Seattle (SEA) to Sioux Falls (FSD) flights
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From | To | Fare Type | Dates | Price |
|---|---|---|---|---|
| Seattle (SEA) | Sioux Falls (FSD) | Roundtrip | Economy | 06/06/26 - 06/10/26 | from $ 372 Viewed: 1 hour ago |
| Seattle (SEA) | Sioux Falls (FSD) | Roundtrip | Economy | 05/28/26 - 06/04/26 | from $ 397 Viewed: 1 hour ago |
| Seattle (SEA) | Sioux Falls (FSD) | Roundtrip | Economy | 06/03/26 - 06/10/26 | from $ 402 Viewed: 1 hour ago |
| Seattle (SEA) | Sioux Falls (FSD) | Roundtrip | Economy | 06/09/26 - 06/16/26 | from $ 402 Viewed: 1 hour ago |
| Seattle (SEA) | Sioux Falls (FSD) | Roundtrip | Economy | 05/30/26 - 06/06/26 | from $ 408 Viewed: 1 hour ago |
| Seattle (SEA) | Sioux Falls (FSD) | Roundtrip | Economy | 06/02/26 - 06/06/26 | from $ 408 Viewed: 1 hour ago |
| Seattle (SEA) | Sioux Falls (FSD) | Roundtrip | Economy | 06/05/26 - 06/12/26 | from $ 416 Viewed: 1 hour ago |
| Seattle (SEA) | Sioux Falls (FSD) | Roundtrip | Economy | 07/29/26 - 08/05/26 | from $ 420 Viewed: 1 hour 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.
