When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 42 days in advance, which can save you up to 217% on flights from Ontario to Idaho compared to booking the week you need them. Waiting 42 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $254. For sooner than that we have options available in the next 3 days from $409.
Flights from Ontario to Idaho lean towards being more expensive in June. Prices are generally better when you fly from Ontario to Idaho in April, with the cheapest ticket starting at $48.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ontario to Idaho as you normally would.
Fly from
Fly to
Budget
$236 - $603
Route
Depart
Return
Price
OntarioBoise Air Term. Gowen Fld
ONT - BOI
ONTBOI
Ontario
Sat 9/7
1 stop4h 53m
Boise Air Term. Gowen Fld
Tue 9/10
1 stop8h 01m
OntarioSpokane
ONT - GEG
ONTGEG
Ontario
Tue 6/18
1 stop6h 40m
Spokane
Wed 6/26
1 stop4h 42m
OntarioSpokane
ONT - GEG
ONTGEG
Ontario
Wed 6/19
1 stop5h 03m
Spokane
Wed 6/26
1 stop5h 00m
OntarioBoise Air Term. Gowen Fld
ONT - BOI
ONTBOI
Ontario
Wed 5/15
1 stop8h 16m
Boise Air Term. Gowen Fld
Sun 5/19
1 stop5h 33m
OntarioBoise Air Term. Gowen Fld
ONT - BOI
ONTBOI
Ontario
Fri 5/31
1 stop5h 30m
Boise Air Term. Gowen Fld
Sun 6/2
1 stop6h 03m
OntarioBoise Air Term. Gowen Fld
ONT - BOI
ONTBOI
Ontario
Wed 5/22
1 stop7h 59m
Boise Air Term. Gowen Fld
Wed 5/29
2 stops15h 26m
OntarioSpokane
ONT - GEG
ONTGEG
Ontario
Sat 5/25
1 stop5h 54m
Spokane
Tue 5/28
1 stop6h 26m
OntarioBoise Air Term. Gowen Fld
ONT - BOI
ONTBOI
Ontario
Tue 5/28
1 stop6h 22m
Boise Air Term. Gowen Fld
Thu 5/30
1 stop4h 37m
OntarioIdaho Falls Fanning Field
ONT - IDA
ONTIDA
Ontario
Fri 6/7
1 stop26h 48m
Idaho Falls Fanning Field
Sun 6/9
1 stop18h 58m
No data available for this route at this time. Please check back soon.
Crew
Entertainment
Food
Comfort
Boarding
Overall
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Crew
Entertainment
Food
Comfort
Boarding
Overall
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Crew
Entertainment
Food
Comfort
Boarding
Overall
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Crew
Entertainment
Food
Comfort
Boarding
Overall
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Crew
Entertainment
Food
Comfort
Boarding
Overall
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
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Certainly. Search results for flights to Idaho from Ontario shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.
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