C$ 502 Find cheap flights from Boise to Ontario

This is the cheapest round-trip flight price found by a KAYAK user in the last 72 hours by searching for a flight from Boise to Ontario departing on 5/12. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags

Search hundreds of travel sites at once for deals on flights to Ontario

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Boise to Ontario, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Boise to Ontario, as well as popular online travel agencies
In the last 7 days, travellers have searched 46,646,933 times on KAYAK, and here is why:

Save 21% or moreCompare multiple travel sites with one search.

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Good to know

Low season

February

High season

April

Cheapest flight

C$ 502
Best time to beat the crowds but there is an average 35% increase in price.
Most popular time to fly (18% more expensive on average)
Flight from Boise to Toronto

FAQs - booking Ontario flights

  • How does KAYAK find such low prices on flights from Boise to Ontario?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Boise to Ontario.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Boise to Ontario?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Ontario from Boise is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Boise to Ontario?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Ontario with an airline and back to Boise with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Boise to Ontario?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Ontario from Boise up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Top tips for finding cheap flights to Ontario

  • Morning departure is around 31% cheaper than an evening flight, on average*.
*Average of the lowest prices shown in KAYAK’s search results for departures within the next 30 days

Book cheap flights from Boise to Ontario

Recent round-trip flight deals

 
These are the cheapest round-trip flights from Boise to Ontario found on KAYAK in the last 72 hours.
5/12Thu
1 stopAir Canada
9h 23mBOI-YYZ
9/12Mon
1 stopAir Canada
17h 13mYYZ-BOI
C$ 502
5/12Thu
1 stopUnited Airlines
11h 37mBOI-YYZ
9/12Mon
2 stopsUnited Airlines
15h 00mYYZ-BOI
C$ 516
1/4Tue
1 stop
7h 35mBOI-YYZ
14/4Mon
2 stops
13h 23mYYZ-BOI
C$ 608
2/12Mon
2 stops
23h 24mBOI-YYZ
5/12Thu
1 stop
16h 58mYYZ-BOI
C$ 665
5/1Sun
2 stopsDelta
14h 30mBOI-YUL
12/1Sun
1 stopDelta
9h 57mYUL-BOI
C$ 748
5/1Sun
2 stopsDelta
14h 30mBOI-YUL
12/1Sun
2 stopsDelta
13h 10mYUL-BOI
C$ 755
1/4Tue
2 stopsWestJet
23h 37mBOI-YYZ
14/4Mon
2 stopsWestJet
13h 23mYYZ-BOI
C$ 760
1/12Sun
1 stopAmerican Airlines
19h 59mBOI-YYZ
5/12Thu
1 stopAmerican Airlines
21h 23mYYZ-BOI
C$ 767
4/1Sat
2 stopsWestJet
25h 11mBOI-YYZ
11/1Sat
2 stopsWestJet
15h 59mYYZ-BOI
C$ 799
1/12Sun
1 stopAmerican Airlines
19h 59mBOI-YYZ
5/12Thu
2 stopsAmerican Airlines
12h 37mYYZ-BOI
C$ 885

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Last minute flights from Boise to Ontario

Last minute flight, train and bus deals

 
These last-minute flight deals are the cheapest flights found on KAYAK in the last 72 hours for flights from Boise to Ontario that are departing in the next 10 days.
23/11Sat
multi-stopUnited Airlines
9h 40mBOI-YYZ
25/11Mon
multi-stopUnited Airlines
7h 10mYYZ-BOI
C$ 861
23/11Sat
multi-stopUnited Airlines
9h 40mBOI-YYZ
25/11Mon
multi-stopUnited Airlines
12h 34mYYZ-BOI
C$ 874
23/11Sat
multi-stopAlaska Airlines
16h 00mBOI-YYZ
25/11Mon
multi-stopAlaska Airlines
7h 59mYYZ-BOI
C$ 1,076
22/11Fri
multi-stop
24h 09mBOI-YYZ
24/11Sun
multi-stop
29h 16mYYZ-BOI
C$ 1,318
22/11Fri
multi-stop
24h 09mBOI-YYZ
24/11Sun
multi-stop
29h 56mYYZ-BOI
C$ 1,364
22/11Fri
multi-stopUnited Airlines
16h 57mBOI-YYZ
24/11Sun
multi-stopUnited Airlines
17h 43mYYZ-BOI
C$ 1,477
23/11Sat
multi-stop
31h 59mBOI-YYZ
25/11Mon
multi-stop
26h 56mYYZ-BOI
C$ 1,483
22/11Fri
multi-stop
27h 37mBOI-YYZ
24/11Sun
multi-stop
29h 16mYYZ-BOI
C$ 1,623
22/11Fri
multi-stopAlaska Airlines
21h 05mBOI-YYZ
25/11Mon
multi-stopAlaska Airlines
18h 48mYYZ-BOI
C$ 1,835
22/11Fri
multi-stopAlaska Airlines
30h 00mBOI-YYZ
25/11Mon
multi-stopAlaska Airlines
9h 39mYYZ-BOI
C$ 1,926

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Everything you need to know for your flight from Boise to Ontario

Information on your arrival and departure airports

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