Travelers have found it’s best to book a flight 29 days in advance to save up to 140% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 29 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Montana to Idaho 1-2 weeks in advance for as low as $419, or $609 for flights within the next 24 hours.
Flights from Montana to Idaho lean towards being more expensive in June. Prices are generally better when you fly from Montana to Idaho in February, with the cheapest ticket starting at $219.
When flying from Montana to Idaho, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Fly from
Fly to
Budget
$260 - $531
Route
Depart
Return
Price
Bozeman Gallatin FieldBoise Air Term. Gowen Fld
BZN - BOI
BZNBOI
Bozeman Gallatin Field
Mon 6/10
1 stop6h 31m
Boise Air Term. Gowen Fld
Mon 6/17
1 stop4h 08m
Great FallsBoise Air Term. Gowen Fld
GTF - BOI
GTFBOI
Great Falls
Fri 9/27
1 stop6h 25m
Boise Air Term. Gowen Fld
Mon 9/30
1 stop3h 35m
Bozeman Gallatin FieldBoise Air Term. Gowen Fld
BZN - BOI
BZNBOI
Bozeman Gallatin Field
Thu 5/30
1 stop4h 01m
Boise Air Term. Gowen Fld
Thu 6/6
1 stop6h 16m
Great FallsBoise Air Term. Gowen Fld
GTF - BOI
GTFBOI
Great Falls
Sat 6/15
1 stop4h 04m
Boise Air Term. Gowen Fld
Thu 6/20
1 stop6h 39m
HelenaSpokane
HLN - GEG
HLNGEG
Helena
Fri 5/31
1 stop6h 38m
Spokane
Wed 6/5
1 stop7h 10m
Kalispell Glacier ParkBoise Air Term. Gowen Fld
FCA - BOI
FCABOI
Kalispell Glacier Park
Thu 6/6
1 stop4h 25m
Boise Air Term. Gowen Fld
Tue 6/11
1 stop5h 47m
HelenaSpokane
HLN - GEG
HLNGEG
Helena
Fri 5/31
1 stop6h 38m
Spokane
Tue 6/4
2 stops8h 56m
HelenaSpokane
HLN - GEG
HLNGEG
Helena
Fri 5/31
1 stop6h 38m
Spokane
Mon 6/3
1 stop23h 50m
Missoula Johnson-Bell FieldBoise Air Term. Gowen Fld
MSO - BOI
MSOBOI
Missoula Johnson-Bell Field
Sat 5/25
2 stops14h 42m
Boise Air Term. Gowen Fld
Sat 6/1
2 stops21h 00m
No data available for this route at this time. Please check back soon.
Crew
Boarding
Entertainment
Comfort
Overall
Food
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Crew
Boarding
Entertainment
Comfort
Overall
Food
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Crew
Boarding
Entertainment
Comfort
Overall
Food
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Crew
Boarding
Entertainment
Comfort
Overall
Food
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
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