Travelers have found it’s best to book a flight 23 days in advance to save up to 134% 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 23 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 $309, or $475 for flights within the next 24 hours.
Flights from Montana to Idaho lean towards being more expensive in March. Prices are generally better when you fly from Montana to Idaho in February, with the cheapest ticket starting at $214.
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
$268 - $421
Route
Depart
Return
Price
Great FallsBoise Air Term. Gowen Fld
GTF - BOI
GTFBOI
Great Falls
Sat 8/24
1 stop4h 06m
Boise Air Term. Gowen Fld
Wed 8/28
1 stop3h 35m
Billings Logan IntlBoise Air Term. Gowen Fld
BIL - BOI
BILBOI
Billings Logan Intl
Tue 5/14
1 stop5h 39m
Boise Air Term. Gowen Fld
Sat 5/18
1 stop5h 01m
Billings Logan IntlBoise Air Term. Gowen Fld
BIL - BOI
BILBOI
Billings Logan Intl
Wed 5/15
1 stop4h 15m
Boise Air Term. Gowen Fld
Mon 5/20
1 stop5h 19m
Bozeman Gallatin FieldBoise Air Term. Gowen Fld
BZN - BOI
BZNBOI
Bozeman Gallatin Field
Sun 5/12
1 stop4h 01m
Boise Air Term. Gowen Fld
Tue 5/14
1 stop6h 09m
Great FallsBoise Air Term. Gowen Fld
GTF - BOI
GTFBOI
Great Falls
Fri 9/27
1 stop4h 02m
Boise Air Term. Gowen Fld
Mon 9/30
1 stop4h 38m
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 stop5h 14m
HelenaSpokane
HLN - GEG
HLNGEG
Helena
Thu 5/30
1 stop6h 38m
Spokane
Sat 6/1
1 stop3h 38m
Missoula Johnson-Bell FieldBoise Air Term. Gowen Fld
MSO - BOI
MSOBOI
Missoula Johnson-Bell Field
Tue 5/14
2 stops27h 20m
Boise Air Term. Gowen Fld
Tue 5/21
1 stop6h 51m
Billings Logan IntlBoise Air Term. Gowen Fld
BIL - BOI
BILBOI
Billings Logan Intl
Tue 5/14
2 stops17h 30m
Boise Air Term. Gowen Fld
Sat 5/18
1 stop4h 41m
No data available for this route at this time. Please check back soon.
Entertainment
Crew
Boarding
Overall
Comfort
Food
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Entertainment
Crew
Boarding
Overall
Comfort
Food
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Entertainment
Crew
Boarding
Overall
Comfort
Food
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Entertainment
Crew
Boarding
Overall
Comfort
Food
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Entertainment
Crew
Boarding
Overall
Comfort
Food
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
When you search for this flight from Montana to Idaho, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.
Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Montana to Idaho for you. Better yet — we are completely free to use.
Certainly. Search results for flights to Idaho from Montana shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.
Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Idaho from Montana today and book when prices fit your budget.