Round-trip from | $334 (Trip.com) |
---|---|
Popular in | November |
Cheapest in | January |
Average price | $778 |
Fly from
Fly to
Route
Depart
Return
Price
Washington, D.C.Idaho Falls
DCA - IDA
DCAIDA
Washington, D.C. Reagan-National
Thu 8/14
7:00 am-5:06 pm
1 stop12h 06m
Idaho Falls Fanning Field
Sun 8/17
5:51 pm-12:04 pm
1 stop16h 13m
Washington, D.C.Idaho Falls
DCA - IDA
DCAIDA
Washington, D.C. Reagan-National
Mon 8/11
6:59 am-12:47 pm
1 stop7h 48m
Idaho Falls Fanning Field
Mon 8/18
1:17 pm-1:16 am
1 stop9h 59m
Washington, D.C.Idaho Falls
DCA - IDA
DCAIDA
Washington, D.C. Reagan-National
Tue 9/2
8:00 am-3:20 pm
1 stop9h 20m
Idaho Falls Fanning Field
Sat 9/6
6:13 am-4:49 pm
1 stop8h 36m
Washington, D.C.Idaho Falls
DCA - IDA
DCAIDA
Washington, D.C. Reagan-National
Thu 9/25
8:00 am-3:20 pm
1 stop9h 20m
Idaho Falls Fanning Field
Thu 10/2
3:57 pm-8:59 pm
2 stops27h 02m
Washington, D.C.Idaho Falls
DCA - IDA
DCAIDA
Washington, D.C. Reagan-National
Fri 11/28
4:17 pm-10:52 pm
1 stop8h 35m
Idaho Falls Fanning Field
Fri 12/12
4:19 pm-8:29 am
2 stops14h 10m
Washington, D.C.Idaho Falls
DCA - IDA
DCAIDA
Washington, D.C. Reagan-National
Mon 8/11
12:29 pm-10:27 pm
2 stops11h 58m
Idaho Falls Fanning Field
Mon 8/18
6:52 pm-9:11 am
2 stops12h 19m
Washington, D.C.Idaho Falls
DCA - IDA
DCAIDA
Washington, D.C. Reagan-National
Sat 7/19
5:59 pm-10:29 pm
1 stop6h 30m
Washington, D.C.Idaho Falls
DCA - IDA
DCAIDA
Washington, D.C. Reagan-National
Sat 7/19
12:10 pm-9:35 pm
2 stops11h 25m
Washington, D.C.Idaho Falls
DCA - IDA
DCAIDA
Washington, D.C. Reagan-National
Sat 7/19
6:25 am-5:22 pm
3 stops12h 57m
Currently, October is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Idaho Falls (average of $380). Flying from Washington, D.C. Reagan-National Airport to Idaho Falls in December is currently the most expensive (average of $578). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Overall
Entertainment
Boarding
Comfort
Crew
Food
Reviews
Anonymous,Jul 2025
EUG - SEA
Overall
Entertainment
Boarding
Comfort
Crew
Food
Reviews
Anonymous,Jul 2025
EUG - SEA
Overall
Entertainment
Boarding
Comfort
Crew
Food
Reviews
Anonymous,Jul 2025
EUG - SEA
Overall
Entertainment
Boarding
Comfort
Crew
Food
Reviews
Anonymous,Jul 2025
EUG - SEA
Overall
Entertainment
Boarding
Comfort
Crew
Food
Reviews
Anonymous,Jul 2025
EUG - SEA
Overall
Entertainment
Boarding
Comfort
Crew
Food
Reviews
Anonymous,Jul 2025
EUG - SEA
Airline | Cheapest | Average | Flexibility | On-time |
---|---|---|---|---|
Cheapest$480 | Average$524 | FlexibilityNo cancel fee | On-time71% |