What is the cheapest airline that flies from Idaho to Ontario?

United Airlines, American Airlines, and Delta are the most popular carriers operating from Idaho to Ontario

What airlines fly to Region of Ontario?

Delta, Alaska Airlines and United Airlines are the top three most popular airlines that fly to Region of Ontario from Idaho according to our data. Delta is the first choice among our users, with 38% of people opting to fly with this airline when traveling to Region of Ontario. Keep in mind that there are 4 different airlines that fly to Region of Ontario on a routine basis, so you have a few additional options to choose from.

How long is the flight from Idaho to Region of Ontario?

Average flight duration from Idaho to Region of Ontario depends on which airport you fly into and out of. Flying from Boise to Toronto Pearson Intl Airport is 6h on average, while flying from Idaho Falls to Toronto Pearson Intl Airport is 13h 40m on average. Toronto Pearson Intl Airport is the most popular airport in Region of Ontario.

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?

As of August 2025, there are 4 operators available to choose from 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.

$137 Cheap Flights from Idaho to Ontario in 2025

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Find the cheapest flights from Idaho to Ontario

Round-trip

One-way

Last minute

Cheap round-trip flights

7:17 pm - 3:00 pmBOI-YYZ

17h 43m1 stop

4:45 pm - 11:05 pmYYZ-BOI

8h 20m1 stop

$343Alaska Airlines

Find Deal

Sat, Sep 27 - Sat, Oct 4

6:10 am - 6:28 pmGEG-YYZ

9h 18m1 stop

12:37 pm - 7:46 pmYYZ-GEG

10h 09m1 stop

$350Delta

Find Deal

Wed, Oct 1 - Wed, Oct 8

8:20 am - 7:37 pmBOI-YYZ

9h 17m1 stop

6:30 am - 1:42 pmYYZ-BOI

9h 12m1 stop

$365United Airlines

Find Deal

Sun, Sep 28 - Sun, Oct 5

12:35 pm - 12:30 pmGEG-YYZ

20h 55m1 stop

6:29 pm - 12:44 pmYYZ-GEG

21h 15m1 stop

$371American Airlines

Find Deal

Fri, Sep 26 - Fri, Oct 3

10:45 am - 10:04 amBOI-YYZ

21h 19m2 stops

6:30 am - 1:42 pmYYZ-BOI

9h 12m1 stop

$374United Airlines

Find Deal

Sun, Sep 28 - Sun, Oct 5

2:16 pm - 12:31 amBOI-YYZ

32h 15m3 stops

10:25 pm - 7:56 pmYYZ-BOI

23h 31m2 stops

$394

Find Deal

Sun, Sep 28 - Sun, Oct 5

1:26 pm - 11:29 pmBOI-YYZ

8h 03m1 stop

12:46 pm - 10:22 pmYYZ-BOI

11h 36m2 stops

$404American Airlines

Find Deal

Sun, Oct 19 - Tue, Oct 21

2:16 pm - 12:31 amBOI-YYZ

32h 15m3 stops

3:00 pm - 7:56 pmYYZ-BOI

30h 56m3 stops

$418

Find Deal

Sun, Sep 28 - Sun, Oct 5

7:00 am - 3:11 pmBOI-YYZ

6h 11m1 stop

6:30 am - 1:42 pmYYZ-BOI

9h 12m1 stop

$446Air Canada

Find Deal

Sun, Sep 28 - Sun, Oct 5

5:15 am - 10:48 pmGEG-YYZ

14h 33m1 stop

6:30 am - 11:05 pmYYZ-GEG

19h 35m1 stop

$451Air Canada

Find Deal

Thu, Sep 4 - Sun, Sep 7

WestJet flights from Idaho to Region of Ontario

Our best WestJet deals on Idaho to Region of Ontario flight tickets

WestJet

Aug 26

GEG11:14 amSpokane

23h 25m

2 stops

YYZ1:39 pmToronto Pearson Intl

Sep 4

YYZ10:00 amToronto Pearson Intl

14h 11m

2 stops

GEG9:11 pmSpokane

$526

Find similar

WestJet

Sep 1

GEG5:00 amSpokane

12h 53m

2 stops

YYZ8:53 pmToronto Pearson Intl

Sep 8

YYZ10:00 amToronto Pearson Intl

17h 02m

2 stops

GEG12:02 amSpokane

$541

Find similar

WestJet

Sep 2

GEG5:00 amSpokane

29h 38m

2 stops

YYZ1:38 pmToronto Pearson Intl

Sep 9

YYZ1:30 pmToronto Pearson Intl

28h 15m

2 stops

GEG2:45 pmSpokane

$569

Find similar

United Airlines flights from Idaho to Region of Ontario

Our best United Airlines deals on Idaho to Region of Ontario flight tickets

United Airlines

Sep 28

BOI8:20 amBoise Air Term. Gowen Fld

9h 17m

1 stop

YYZ7:37 pmToronto Pearson Intl

Oct 5

YYZ6:30 amToronto Pearson Intl

9h 12m

1 stop

BOI1:42 pmBoise Air Term. Gowen Fld

$365

Find similar

United Airlines

Sep 28

BOI10:45 amBoise Air Term. Gowen Fld

21h 19m

2 stops

YYZ10:04 amToronto Pearson Intl

Oct 5

YYZ6:30 amToronto Pearson Intl

9h 12m

1 stop

BOI1:42 pmBoise Air Term. Gowen Fld

$374

Find similar

United Airlines

Dec 9

GEG5:00 amSpokane

7h 01m

1 stop

YYZ3:01 pmToronto Pearson Intl

Jan 9

YYZ4:00 pmToronto Pearson Intl

8h 09m

1 stop

GEG9:09 pmSpokane

$438

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BoiseToronto

BOI - YYZ

BOIYYZ

Boise Air Term. Gowen Fld

Sat 9/27

7:17 pm-3:00 pm

1 stop17h 43m

Toronto Pearson Intl

Sat 10/4

4:45 pm-11:05 pm

1 stop8h 20m

$343

SpokaneToronto

GEG - YYZ

GEGYYZ

Spokane

Wed 10/1

6:10 am-6:28 pm

1 stop9h 18m

Toronto Pearson Intl

Wed 10/8

12:37 pm-7:46 pm

1 stop10h 09m

$350

BoiseToronto

BOI - YYZ

BOIYYZ

Boise Air Term. Gowen Fld

Sun 9/28

8:20 am-7:37 pm

1 stop9h 17m

Toronto Pearson Intl

Sun 10/5

6:30 am-1:42 pm

1 stop9h 12m

$365

SpokaneToronto

GEG - YYZ

GEGYYZ

Spokane

Fri 9/26

12:35 pm-12:30 pm

1 stop20h 55m

Toronto Pearson Intl

Fri 10/3

6:29 pm-12:44 pm

1 stop21h 15m

$371

BoiseToronto

BOI - YYZ

BOIYYZ

Boise Air Term. Gowen Fld

Sun 9/28

10:45 am-10:04 am

2 stops21h 19m

Toronto Pearson Intl

Sun 10/5

6:30 am-1:42 pm

1 stop9h 12m

$374

BoiseToronto

BOI - YYZ

BOIYYZ

Boise Air Term. Gowen Fld

Sun 9/28

2:16 pm-12:31 am

3 stops32h 15m

Toronto Pearson Intl

Sun 10/5

10:25 pm-7:56 pm

2 stops23h 31m

$394

BoiseToronto

BOI - YYZ

BOIYYZ

Boise Air Term. Gowen Fld

Sun 10/19

1:26 pm-11:29 pm

1 stop8h 03m

Toronto Pearson Intl

Tue 10/21

12:46 pm-10:22 pm

2 stops11h 36m

$404

BoiseToronto

BOI - YYZ

BOIYYZ

Boise Air Term. Gowen Fld

Sun 9/28

2:16 pm-12:31 am

3 stops32h 15m

Toronto Pearson Intl

Sun 10/5

3:00 pm-7:56 pm

3 stops30h 56m

$418

BoiseToronto

BOI - YYZ

BOIYYZ

Boise Air Term. Gowen Fld

Sun 9/28

7:00 am-3:11 pm

1 stop6h 11m

Toronto Pearson Intl

Sun 10/5

6:30 am-1:42 pm

1 stop9h 12m

$446

SpokaneToronto

GEG - YYZ

GEGYYZ

Spokane

Thu 9/4

5:15 am-10:48 pm

1 stop14h 33m

Toronto Pearson Intl

Sun 9/7

6:30 am-11:05 pm

1 stop19h 35m

$451

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

Other information

What is the cheapest month to fly to Region of Ontario?

The month of February is, on average, the cheapest month to fly to Region of Ontario from Idaho, with most prices found around $181. If you aren’t able to travel during the month of February, then book flights to Region of Ontario from Idaho during June instead. Flights to Region of Ontario in June, while not as cheap as those in February, still average around $200.

What is the cheapest day to depart on your flight to Region of Ontario?

According to our data, Monday is the cheapest day to fly to Region of Ontario from Idaho. The lowest ticket price found for a Monday departure recently was $366. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Flights from Idaho to Region of Ontario on a Friday will generally be more expensive and average around $731. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Region of Ontario?

According to our data, the cheapest time of day to fly to Region of Ontario is in the evening. momondo users have found flights departing from Idaho to Region of Ontario in the evening for as low as $376. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights at noon are often more expensive with an average ticket price of $574.

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

You could potentially save up to 50% 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

Best Price Found	$137
Fastest flight time	5h 57m
Direct flights	None
Airports in Region of Ontario	2 airports

The best one-way flight to Region of Ontario from Idaho in the past 72 hours is $137. The best round-trip flight deal from Idaho to Region of Ontario found on momondo in the last 72 hours is $343.

The fastest flight from Idaho to Region of Ontario takes 5h 57m

There are no direct flights from Idaho to Region of Ontario. Popular non-direct routes for this connection are Spokane Airport - Toronto Pearson Intl Airport, Boise Air Term. Gowen Fld Airport - Toronto Pearson Intl Airport and Boise Air Term. Gowen Fld Airport - Hamilton Airport.

There are 2 airports near Region of Ontario: Toronto Pearson Intl (YYZ), Hamilton (YHM)

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?
As of August 2025, there are 4 operators available to choose from 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
Delta	PriceFrom $173	Free Cancellation	Rating 8.0 7,980 reviews	Search Delta flights
Alaska Airlines	PriceFrom $255	Free Cancellation	Rating 8.0 10,000 reviews	Search Alaska Airlines flights
United Airlines	PriceFrom $317	Free Cancellation	Rating 7.4 8,916 reviews	Search United Airlines flights
Air Canada	PriceFrom $490	Free Cancellation	Rating 7.1 9,949 reviews	Search Air Canada 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.