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Cheap flights from Idaho to Ontario from $110

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Idaho to Ontario departing on 4/25. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Idaho to Ontario

Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
6:28 am - 3:35 pm
BOI
-
YYZ
7h 07m
1 stop
Alaska Airlines Logo
4:45 pm - 10:40 pm
YYZ
-
BOI
7h 55m
1 stop
$281Alaska Airlines
Sat, Feb 28 - Wed, Mar 4
Alaska Airlines Logo
6:28 am - 3:35 pm
BOI
-
YYZ
7h 07m
1 stop
Alaska Airlines Logo
4:45 pm - 11:59 pm
YYZ
-
BOI
9h 14m
1 stop
$295Alaska Airlines
Sat, Feb 28 - Wed, Mar 4
Multiple Airlines Logo
6:00 am - 3:35 pm
BOI
-
YYZ
7h 35m
1 stop
Multiple Airlines Logo
7:45 am - 6:43 pm
YYZ
-
BOI
12h 58m
2 stops
$326Multiple Airlines
Tue, Mar 24 - Tue, Mar 31
Multiple Airlines Logo
6:00 am - 3:35 pm
BOI
-
YYZ
7h 35m
1 stop
Multiple Airlines Logo
8:00 pm - 3:29 pm
YYZ
-
BOI
21h 29m
2 stops
$328Multiple Airlines
Mon, Mar 23 - Mon, Mar 30
Delta Logo
2:15 pm - 11:06 pm
GEG
-
YYZ
5h 51m
1 stop
Delta Logo
12:25 pm - 9:37 pm
YYZ
-
GEG
12h 12m
1 stop
$344Delta
Tue, Mar 24 - Sun, Mar 29
United Airlines Logo
1:44 pm - 7:30 am
BOI
-
YYZ
15h 46m
1 stop
United Airlines Logo
6:45 am - 12:33 pm
YYZ
-
BOI
7h 48m
1 stop
$344United Airlines
Mon, Mar 2 - Wed, Mar 4
Delta Logo
3:01 pm - 11:11 pm
BOI
-
YYZ
6h 10m
1 stop
Delta Logo
6:15 am - 1:59 pm
YYZ
-
BOI
9h 44m
2 stops
$354Delta
Sat, Feb 28 - Wed, Mar 4
United Airlines Logo
5:00 am - 11:20 pm
GEG
-
YYZ
15h 20m
2 stops
United Airlines Logo
6:45 am - 10:04 pm
YYZ
-
GEG
18h 19m
1 stop
$354United Airlines
Thu, Feb 26 - Sun, Mar 1
WestJet Logo
5:40 pm - 6:52 am
GEG
-
YYZ
10h 12m
2 stops
WestJet Logo
8:00 am - 5:08 pm
YYZ
-
GEG
12h 08m
2 stops
$403WestJet
Sat, Aug 1 - Wed, Aug 5
WestJet Logo
9:40 am - 5:16 pm
GEG
-
YHM
28h 36m
2 stops
WestJet Logo
6:10 pm - 7:05 pm
YHM
-
GEG
27h 55m
2 stops
$1,110WestJet
Sun, Mar 15 - Thu, Mar 19

Delta flights from Idaho to Region of Ontario

Our best Delta deals on Idaho to Region of Ontario flight tickets
Delta
Mar 24
GEG2:15 pmSpokane
5h 51m
1 stop
YYZ11:06 pmToronto Pearson Intl
Mar 29
YYZ12:25 pmToronto Pearson Intl
12h 12m
1 stop
GEG9:37 pmSpokane
$344
Delta
Feb 28
BOI3:01 pmBoise Air Term. Gowen Fld
6h 10m
1 stop
YYZ11:11 pmToronto Pearson Intl
Mar 4
YYZ6:15 amToronto Pearson Intl
9h 44m
2 stops
BOI1:59 pmBoise Air Term. Gowen Fld
$354
Delta
Mar 24
GEG10:40 pmSpokane
13h 28m
2 stops
YYZ3:08 pmToronto Pearson Intl
Mar 29
YYZ10:05 amToronto Pearson Intl
14h 32m
2 stops
GEG9:37 pmSpokane
$359

American Airlines flights from Idaho to Region of Ontario

Our best American Airlines deals on Idaho to Region of Ontario flight tickets
American Airlines
May 2
IDA1:43 pmIdaho Falls Fanning Field
20h 11m
2 stops
YYZ11:54 amToronto Pearson Intl
May 30
YYZ7:20 amToronto Pearson Intl
16h 51m
2 stops
IDA10:11 pmIdaho Falls Fanning Field
$407
American Airlines
Feb 20
BOI1:30 pmBoise Air Term. Gowen Fld
21h 00m
1 stop
YYZ12:30 pmToronto Pearson Intl
Feb 22
YYZ6:10 amToronto Pearson Intl
18h 12m
1 stop
BOI10:22 pmBoise Air Term. Gowen Fld
$489
American Airlines
Feb 20
BOI1:30 pmBoise Air Term. Gowen Fld
21h 00m
1 stop
YYZ12:30 pmToronto Pearson Intl
Feb 22
YYZ12:31 pmToronto Pearson Intl
11h 51m
2 stops
BOI10:22 pmBoise Air Term. Gowen Fld
$567

momondo Fare Finder

 
Customize your flight search to find flights from Idaho to Region of Ontario that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated February 9, 2026.
Use the filters below to find and compare flights from Idaho to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BoiseToronto

BOI - YYZ

BOIYYZ

Boise Air Term. Gowen Fld

Sat 2/28

6:28 am-3:35 pm

1 stop7h 07m

Toronto Pearson Intl

Wed 3/4

4:45 pm-10:40 pm

1 stop7h 55m

$281

BoiseToronto

BOI - YYZ

BOIYYZ

Boise Air Term. Gowen Fld

Sat 2/28

6:28 am-3:35 pm

1 stop7h 07m

Toronto Pearson Intl

Wed 3/4

4:45 pm-11:59 pm

1 stop9h 14m

$295

BoiseToronto

BOI - YYZ

BOIYYZ

Boise Air Term. Gowen Fld

Tue 3/24

6:00 am-3:35 pm

1 stop7h 35m

Toronto Pearson Intl

Tue 3/31

7:45 am-6:43 pm

2 stops12h 58m

$326

BoiseToronto

BOI - YYZ

BOIYYZ

Boise Air Term. Gowen Fld

Mon 3/23

6:00 am-3:35 pm

1 stop7h 35m

Toronto Pearson Intl

Mon 3/30

8:00 pm-3:29 pm

2 stops21h 29m

$328

SpokaneToronto

GEG - YYZ

GEGYYZ

Spokane

Tue 3/24

2:15 pm-11:06 pm

1 stop5h 51m

Toronto Pearson Intl

Sun 3/29

12:25 pm-9:37 pm

1 stop12h 12m

$344

BoiseToronto

BOI - YYZ

BOIYYZ

Boise Air Term. Gowen Fld

Mon 3/2

1:44 pm-7:30 am

1 stop15h 46m

Toronto Pearson Intl

Wed 3/4

6:45 am-12:33 pm

1 stop7h 48m

$344

BoiseToronto

BOI - YYZ

BOIYYZ

Boise Air Term. Gowen Fld

Sat 2/28

3:01 pm-11:11 pm

1 stop6h 10m

Toronto Pearson Intl

Wed 3/4

6:15 am-1:59 pm

2 stops9h 44m

$354

SpokaneToronto

GEG - YYZ

GEGYYZ

Spokane

Thu 2/26

5:00 am-11:20 pm

2 stops15h 20m

Toronto Pearson Intl

Sun 3/1

6:45 am-10:04 pm

1 stop18h 19m

$354

SpokaneToronto

GEG - YYZ

GEGYYZ

Spokane

Sat 8/1

5:40 pm-6:52 am

2 stops10h 12m

Toronto Pearson Intl

Wed 8/5

8:00 am-5:08 pm

2 stops12h 08m

$403

SpokaneHamilton

GEG - YHM

GEGYHM

Spokane

Sun 3/15

9:40 am-5:16 pm

2 stops28h 36m

Hamilton

Thu 3/19

6:10 pm-7:05 pm

2 stops27h 55m

$1,110

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Ontario from

How to get the cheapest flight ticket from Idaho to Region of Ontario

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Can stopping save me money on Idaho to Region of Ontario flights?

You could potentially save up to 10% on your flight if you consider stops on a Idaho to Region of Ontario flight.

Cheap Idaho to Region of Ontario flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Idaho to Region of Ontario

Fastest flight time

5h 51m

Direct flights

None
The fastest flight from Idaho to Region of Ontario takes 5h 51m
There are no direct flights from Idaho to Region of Ontario. There are no popular flight routes from Idaho to Region of Ontario.
Search flight deals

  • When did momondo last update prices for flights from Idaho to Ontario?

    Prices for flights from Idaho to Ontario are updated daily.

  • How many operators does momondo search for flights from Idaho to Ontario?

  • How old do you have to be to fly from Idaho to Ontario?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Idaho to Ontario.

  • What documentation or ID do you need to fly to Ontario?

    The necessary travel and health documents for your Ontario trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Idaho to Region of Ontario

Compare and see reviews for airlines that fly from Idaho to Region of Ontario with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $158Free CancellationRating
7.9
8,174 reviews
Search Delta flights
United AirlinesPriceFrom $176Free CancellationRating
7.4
9,259 reviews
Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Idaho to Ontario?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Idaho to Ontario. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Idaho to Ontario with flexible booking policies on momondo?

Flights from Idaho to Ontario with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Idaho to Ontario?

Once all potential Idaho to Ontario flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Idaho to Ontario right now. Can momondo alert me if prices change?

Price alerts on flights to Ontario from Idaho are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Region of Ontario trip

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Find better results for your trip to Ontario

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