Flights from Washington, D.C. to Helena from $ 349*
expand_more
1 Passenger, Economy
expand_morePromotion Code
expand_moreexpand_more
today
today
Featured daily fares for flights from Washington, D.C. (IAD) to Helena (HLN)
expand_more
location_on
location_on
More United deals on Washington, D.C. (IAD) to Helena (HLN) flights
flight_takeoff
flight_land
$
From | To | Fare Type | Dates | Price |
|---|---|---|---|---|
| Washington, D.C. (DCA) | Helena (HLN) | Roundtrip | Economy | 06/09/26 - 06/16/26 | from $ 464 Viewed: 23 hours ago |
| Washington, D.C. (DCA) | Helena (HLN) | Roundtrip | Economy | 08/22/26 - 08/25/26 | from $ 471 Viewed: 23 hours ago |
| Washington, D.C. (DCA) | Helena (HLN) | Roundtrip | Economy | 08/18/26 - 08/25/26 | from $ 471 Viewed: 23 hours ago |
| Washington, D.C. (DCA) | Helena (HLN) | Roundtrip | Economy | 08/22/26 - 08/26/26 | from $ 485 Viewed: 23 hours ago |
| Washington, D.C. (DCA) | Helena (HLN) | Roundtrip | Economy | 08/25/26 - 09/01/26 | from $ 489 Viewed: 23 hours ago |
| Washington, D.C. (DCA) | Helena (HLN) | Roundtrip | Economy | 06/02/26 - 06/06/26 | from $ 544 Viewed: 23 hours ago |
| Washington, D.C. (DCA) | Helena (HLN) | Roundtrip | Economy | 05/30/26 - 06/06/26 | from $ 544 Viewed: 23 hours ago |
| Washington, D.C. (DCA) | Helena (HLN) | Roundtrip | Economy | 05/30/26 - 06/02/26 | from $ 579 Viewed: 23 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.
