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

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

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

Prices for flights from Ontario to Idaho were last updated today.

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

The number of operators available for flights from Ontario to Idaho is 2 as of August 2025.

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

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 Ontario to Idaho.

What documentation or ID do you need to fly to Idaho?

The required travel and health documents for your Idaho trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Idaho. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$166 Cheap Flights from Ontario to Idaho in 2025

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Find the cheapest flights from Ontario to Idaho

Round-trip

One-way

Last minute

Cheap round-trip flights

9:45 am - 1:21 pmYYZ-BOI

29h 36m1 stop

2:16 pm - 7:58 pmBOI-YYZ

27h 42m1 stop

$285

Find Deal

Wed, Sep 10 - Thu, Sep 18

4:18 pm - 10:21 pmYYZ-BOI

8h 03m1 stop

2:45 pm - 7:00 amBOI-YYZ

14h 15m1 stop

$290United Airlines

Find Deal

Sat, Sep 6 - Wed, Sep 17

5:43 pm - 12:19 amYYZ-GEG

9h 36m2 stops

5:00 am - 4:38 pmGEG-YYZ

8h 38m2 stops

$294Delta

Find Deal

Sat, Aug 30 - Sat, Sep 6

2:30 pm - 11:56 pmYYZ-BOI

11h 26m2 stops

11:35 pm - 12:07 pmBOI-YYZ

10h 32m1 stop

$298Delta

Find Deal

Sat, Sep 6 - Thu, Sep 18

9:00 pm - 11:31 amYYZ-BOI

16h 31m1 stop

2:45 pm - 7:00 amBOI-YYZ

14h 15m1 stop

$351Air Canada

Find Deal

Fri, Sep 12 - Wed, Sep 17

8:00 am - 6:16 pmYYZ-BOI

12h 16m2 stops

4:20 pm - 6:52 amBOI-YYZ

12h 32m2 stops

$420WestJet

Find Deal

Tue, Aug 19 - Tue, Aug 26

8:00 am - 6:16 pmYYZ-BOI

12h 16m2 stops

5:45 am - 6:52 pmBOI-YYZ

11h 07m2 stops

$426WestJet

Find Deal

Sun, Sep 7 - Mon, Sep 15

6:30 am - 4:40 pmYYZ-BOI

12h 10m1 stop

5:00 am - 11:58 pmBOI-YYZ

16h 58m2 stops

$438Air Canada

Find Deal

Mon, Aug 18 - Tue, Aug 26

4:45 pm - 12:03 pmYYZ-BOI

21h 18m2 stops

6:59 pm - 3:00 pmBOI-YYZ

18h 01m2 stops

$467Alaska Airlines

Find Deal

Fri, Sep 12 - Sat, Sep 13

4:45 pm - 10:50 pmYYZ-BOI

8h 05m1 stop

11:22 am - 3:00 pmBOI-YYZ

25h 38m1 stop

$470Alaska Airlines

Find Deal

Mon, Sep 8 - Mon, Sep 15

United Airlines flights from Region of Ontario to Idaho

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

United Airlines

Sep 6

YYZ4:18 pmToronto Pearson Intl

8h 03m

1 stop

BOI10:21 pmBoise Air Term. Gowen Fld

Sep 17

BOI2:45 pmBoise Air Term. Gowen Fld

14h 15m

1 stop

YYZ7:00 amToronto Pearson Intl

$290

Find similar

United Airlines

Sep 11

YYZ6:30 amToronto Pearson Intl

9h 19m

1 stop

BOI1:49 pmBoise Air Term. Gowen Fld

Sep 17

BOI2:45 pmBoise Air Term. Gowen Fld

14h 15m

1 stop

YYZ7:00 amToronto Pearson Intl

$358

Find similar

United Airlines

Aug 27

YYZ7:00 amToronto Pearson Intl

17h 03m

3 stops

GEG9:03 pmSpokane

Sep 3

GEG5:15 amSpokane

15h 43m

2 stops

YYZ11:58 pmToronto Pearson Intl

$362

Find similar

Air Canada flights from Region of Ontario to Idaho

Our best Air Canada deals on Region of Ontario to Idaho flight tickets

Air Canada

Sep 12

YYZ9:00 pmToronto Pearson Intl

16h 31m

1 stop

BOI11:31 amBoise Air Term. Gowen Fld

Sep 17

BOI2:45 pmBoise Air Term. Gowen Fld

14h 15m

1 stop

YYZ7:00 amToronto Pearson Intl

$351

Find similar

Air Canada

Aug 18

YYZ6:30 amToronto Pearson Intl

12h 10m

1 stop

BOI4:40 pmBoise Air Term. Gowen Fld

Aug 26

BOI5:00 amBoise Air Term. Gowen Fld

16h 58m

2 stops

YYZ11:58 pmToronto Pearson Intl

$438

Find similar

Air Canada

Sep 7

YYZ9:00 amToronto Pearson Intl

14h 14m

2 stops

BOI9:14 pmBoise Air Term. Gowen Fld

Sep 18

BOI7:00 amBoise Air Term. Gowen Fld

14h 37m

2 stops

YYZ11:37 pmToronto Pearson Intl

$441

Find similar

Fly from

Fly to

Route

Depart

Return

Price

TorontoBoise

YYZ - BOI

YYZBOI

Toronto Pearson Intl

Wed 9/10

9:45 am-1:21 pm

1 stop29h 36m

Boise Air Term. Gowen Fld

Thu 9/18

2:16 pm-7:58 pm

1 stop27h 42m

$285

TorontoBoise

YYZ - BOI

YYZBOI

Toronto Pearson Intl

Sat 9/6

4:18 pm-10:21 pm

1 stop8h 03m

Boise Air Term. Gowen Fld

Wed 9/17

2:45 pm-7:00 am

1 stop14h 15m

$290

TorontoSpokane

YYZ - GEG

YYZGEG

Toronto Pearson Intl

Sat 8/30

5:43 pm-12:19 am

2 stops9h 36m

Spokane

Sat 9/6

5:00 am-4:38 pm

2 stops8h 38m

$294

TorontoBoise

YYZ - BOI

YYZBOI

Toronto Pearson Intl

Sat 9/6

2:30 pm-11:56 pm

2 stops11h 26m

Boise Air Term. Gowen Fld

Thu 9/18

11:35 pm-12:07 pm

1 stop10h 32m

$298

TorontoBoise

YYZ - BOI

YYZBOI

Toronto Pearson Intl

Fri 9/12

9:00 pm-11:31 am

1 stop16h 31m

Boise Air Term. Gowen Fld

Wed 9/17

2:45 pm-7:00 am

1 stop14h 15m

$351

TorontoBoise

YYZ - BOI

YYZBOI

Toronto Pearson Intl

Tue 8/19

8:00 am-6:16 pm

2 stops12h 16m

Boise Air Term. Gowen Fld

Tue 8/26

4:20 pm-6:52 am

2 stops12h 32m

$420

TorontoBoise

YYZ - BOI

YYZBOI

Toronto Pearson Intl

Sun 9/7

8:00 am-6:16 pm

2 stops12h 16m

Boise Air Term. Gowen Fld

Mon 9/15

5:45 am-6:52 pm

2 stops11h 07m

$426

TorontoBoise

YYZ - BOI

YYZBOI

Toronto Pearson Intl

Mon 8/18

6:30 am-4:40 pm

1 stop12h 10m

Boise Air Term. Gowen Fld

Tue 8/26

5:00 am-11:58 pm

2 stops16h 58m

$438

TorontoBoise

YYZ - BOI

YYZBOI

Toronto Pearson Intl

Fri 9/12

4:45 pm-12:03 pm

2 stops21h 18m

Boise Air Term. Gowen Fld

Sat 9/13

6:59 pm-3:00 pm

2 stops18h 01m

$467

TorontoBoise

YYZ - BOI

YYZBOI

Toronto Pearson Intl

Mon 9/8

4:45 pm-10:50 pm

1 stop8h 05m

Boise Air Term. Gowen Fld

Mon 9/15

11:22 am-3:00 pm

1 stop25h 38m

$470

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 Region of Ontario to Idaho

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

What is the cheapest month to fly to Idaho?

In general, November is the cheapest month to fly from Region of Ontario to Idaho. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $189. If you don’t want to visit Idaho in November, then you should wait until December to fly from Region of Ontario, when ticket prices are also cheap, with an average price of $281.

What is the cheapest day to depart on your flight to Idaho?

Our data shows that Wednesday is the least expensive day to fly to Idaho. Tickets to fly out on this day can be as low as $431. On the other hand, Friday is the most expensive day to depart from Region of Ontario because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $734.

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

According to our data, the cheapest time of day to fly to Idaho is in the afternoon. momondo users have found flights departing from Region of Ontario to Idaho in the afternoon for as low as $550. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the morning is when there is more demand to fly to Idaho, so prices are often more expensive at around $619 per ticket.

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

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

Cheap Region of Ontario to Idaho flight deals and tips

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

Best Price Found	$166
Fastest flight time	6h 21m
Direct flights	None
Airports in Idaho	3 airports

The best one-way flight to Idaho from Region of Ontario in the past 72 hours is $166. The best round-trip flight deal from Region of Ontario to Idaho found on momondo in the last 72 hours is $285.

The fastest flight from Region of Ontario to Idaho takes 6h 21m

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

There are 3 airports near Idaho: Spokane (GEG), Boise Air Term. Gowen Fld (BOI), Jackson Hole (JAC)

Search flight deals

When did momondo last update prices for flights from Ontario to Idaho?
Prices for flights from Ontario to Idaho were last updated today.
How many operators does momondo search for flights from Ontario to Idaho?
The number of operators available for flights from Ontario to Idaho is 2 as of August 2025.
How old do you have to be to fly from Ontario to Idaho?
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 Ontario to Idaho.
What documentation or ID do you need to fly to Idaho?
The required travel and health documents for your Idaho trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Idaho. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Region of Ontario to Idaho

Compare and see reviews for airlines that fly from Region of Ontario to Idaho with momondo

Airline	Rating	Free Cancellation	Price
Air Canada	PriceFrom $372	Free Cancellation	Rating 7.1 9,879 reviews		Search Air Canada flights

Why use momondo?

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

It is quick and easy to find Ontario to Idaho flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Idaho that suits you.

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

All flight searches from Ontario to Idaho on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search for Ontario to Idaho flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are simply researching potential flights to Idaho, momondo offers a useful price alert feature which will track prices for flights to Idaho from Ontario and alert you when they change.