Book United Washington, D.C. to Idaho Falls flight deals from $454

Select journey type

Enter to select travel class and passengers

Water rushes over a dam onto rocks in Idaho Falls

Plan ahead for flights from Washington, D.C. to Idaho Falls

from
to
Type
Dates
Price*
Washington, D.C. (WAS)
to Idaho Falls (IDA)
Roundtrip
Depart Tue 8 Jan 2019
Return Wed 23 Jan 2019
from$ 454*Viewed: 3 hours ago
Washington, D.C. (WAS)
to Idaho Falls (IDA)
Roundtrip
Depart Fri 23 Nov 2018
Return Sat 8 Dec 2018
from$ 485*Viewed: 3 hours ago
Washington, D.C. (WAS)
to Idaho Falls (IDA)
Roundtrip
Depart Wed 28 Nov 2018
Return Thu 13 Dec 2018
from$ 485*Viewed: 3 hours ago
Washington, D.C. (WAS)
to Idaho Falls (IDA)
Roundtrip
Depart Fri 30 Nov 2018
Return Sat 15 Dec 2018
from$ 485*Viewed: 3 hours ago
Washington, D.C. (WAS)
to Idaho Falls (IDA)
Roundtrip
Depart Sat 1 Dec 2018
Return Sun 16 Dec 2018
from$ 485*Viewed: 3 hours ago
Washington, D.C. (WAS)
to Idaho Falls (IDA)
Roundtrip
Depart Fri 4 Jan 2019
Return Sat 19 Jan 2019
from$ 485*Viewed: 3 hours ago
Washington, D.C. (WAS)
to Idaho Falls (IDA)
Roundtrip
Depart Sat 5 Jan 2019
Return Sun 20 Jan 2019
from$ 485*Viewed: 3 hours ago
Washington, D.C. (WAS)
to Idaho Falls (IDA)
Roundtrip
Depart Mon 7 Jan 2019
Return Tue 22 Jan 2019
from$ 485*Viewed: 3 hours ago
Washington, D.C. (WAS)
to Idaho Falls (IDA)
Roundtrip
Depart Wed 9 Jan 2019
Return Thu 24 Jan 2019
from$ 485*Viewed: 3 hours ago
Washington, D.C. (WAS)
to Idaho Falls (IDA)
Roundtrip
Depart Fri 11 Jan 2019
Return Sat 26 Jan 2019
from$ 485*Viewed: 3 hours ago
*Prices have been available for round trips within the last 48 hours and may not be currently available. 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.

Weather in Idaho Falls

57 °FWednesday10/17/2018
52 °FThursday10/18/2018
53 °FFriday10/19/2018
54 °FSaturday10/20/2018
56 °FSunday10/21/2018
58 °FMonday10/22/2018
58 °FTuesday10/23/2018
Powered by: OpenWeatherMap.org