
Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $249 (United Airlines) |
One-way from | $125 (United Airlines) |
Popular in | December |
Cheapest in | January |
Average price | $350 |
Good round-trip deal | $369 or less |
Good one-way deal | $154 or less |
Fly from
Fly to
Route
Depart
Return
Price
Washington, D.C.Kalispell
IAD - FCA
IADFCA
Washington, D.C. Dulles Intl
Thu 4/23
6:00 am-1:54 pm
1 stop9h 54m
Kalispell Glacier Park
Mon 4/27
2:49 pm-11:36 pm
1 stop6h 47m
Washington, D.C.Kalispell
IAD - FCA
IADFCA
Washington, D.C. Dulles Intl
Mon 1/26
2:24 pm-9:59 pm
1 stop9h 35m
Kalispell Glacier Park
Thu 1/29
2:42 pm-11:22 pm
1 stop6h 40m
Washington, D.C.Kalispell
IAD - FCA
IADFCA
Washington, D.C. Dulles Intl
Mon 5/4
2:30 pm-9:30 pm
1 stop9h 00m
Kalispell Glacier Park
Wed 5/6
2:29 pm-11:13 pm
1 stop6h 44m
Washington, D.C.Kalispell
IAD - FCA
IADFCA
Washington, D.C. Dulles Intl
Mon 1/26
12:32 pm-10:52 pm
2 stops12h 20m
Kalispell Glacier Park
Thu 1/29
3:21 pm-11:57 pm
1 stop6h 36m
Washington, D.C.Kalispell
IAD - FCA
IADFCA
Washington, D.C. Dulles Intl
Mon 2/2
7:00 am-2:25 pm
1 stop9h 25m
Kalispell Glacier Park
Fri 2/6
6:05 pm-9:49 am
2 stops13h 44m
Washington, D.C.Bozeman
IAD - BZN
IADBZN
Washington, D.C. Dulles Intl
Fri 2/27
5:10 am-9:55 am
1 stop6h 45m
Bozeman Gallatin Field
Mon 3/2
7:40 am-4:00 pm
1 stop6h 20m
Washington, D.C.Bozeman
IAD - BZN
IADBZN
Washington, D.C. Dulles Intl
Tue 3/24
2:12 pm-9:22 pm
1 stop9h 10m
Bozeman Gallatin Field
Sat 3/28
2:25 pm-11:51 pm
1 stop7h 26m
Washington, D.C.Bozeman
IAD - BZN
IADBZN
Washington, D.C. Dulles Intl
Wed 2/18
2:17 pm-8:08 pm
1 stop7h 51m
Bozeman Gallatin Field
Wed 2/25
6:00 am-1:34 pm
1 stop5h 34m
Washington, D.C.Bozeman
IAD - BZN
IADBZN
Washington, D.C. Dulles Intl
Wed 1/28
2:15 pm-8:06 pm
1 stop7h 51m
Bozeman Gallatin Field
Tue 2/3
2:00 pm-11:57 pm
1 stop7h 57m
Washington, D.C.Bozeman
IAD - BZN
IADBZN
Washington, D.C. Dulles Intl
Fri 2/20
2:17 pm-8:08 pm
1 stop7h 51m
Bozeman Gallatin Field
Wed 2/25
6:00 am-1:34 pm
1 stop5h 34m
Currently, April is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Montana (average of $196). Flying from Washington, D.C. Dulles Intl Airport to Montana in March is currently the most expensive (average of $373). 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.
When flying from Washington, D.C. Dulles Intl Airport to Montana, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Crew
Overall
Comfort
Boarding
Food
Entertainment
Reviews
Anonymous,Dec 2025
SEA - MSY
Crew
Overall
Comfort
Boarding
Food
Entertainment
Reviews
Anonymous,Dec 2025
SEA - MSY
Crew
Overall
Comfort
Boarding
Food
Entertainment
Reviews
Anonymous,Dec 2025
SEA - MSY
Crew
Overall
Comfort
Boarding
Food
Entertainment
Reviews
Anonymous,Dec 2025
SEA - MSY
Crew
Overall
Comfort
Boarding
Food
Entertainment
Reviews
Anonymous,Dec 2025
SEA - MSY
Crew
Overall
Comfort
Boarding
Food
Entertainment
Reviews
Anonymous,Dec 2025
SEA - MSY
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$196 | Average$518 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$241 | Average$426 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$280 | Average$619 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$288 | Average$427 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$290 | Average$523 | FlexibilityNo cancel fee | On-time75% |