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

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

How many flights depart from Region of Ontario to Idaho on average per week?

As of March 2026, there are 7 flights per week flying from Region of Ontario to Idaho. The most common day of the week flights depart is Mon, with 14% of flights taking off on this day.

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

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

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.

$180 Cheap Flights from Ontario to Idaho in 2026

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Find the cheapest flights from Ontario to Idaho

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:15 am - 1:07 pm

YYZ

BOI

8h 52m

1 stop

10:45 am - 11:10 pm

BOI

YYZ

10h 25m

2 stops

$301Delta

Tue, Apr 14 - Sat, Apr 18

6:30 am - 1:04 pm

YYZ

GEG

9h 34m

1 stop

5:30 am - 9:59 pm

GEG

YYZ

13h 29m

2 stops

$301Delta

Thu, Apr 16 - Thu, Apr 23

6:15 am - 12:49 pm

YYZ

BOI

8h 34m

1 stop

1:53 pm - 10:55 pm

BOI

YYZ

7h 02m

1 stop

$310American Airlines

Wed, Apr 22 - Sat, Apr 25

10:45 am - 9:35 pm

YYZ

BOI

12h 50m

2 stops

5:46 pm - 9:54 am

BOI

YYZ

14h 08m

2 stops

$320United Airlines

Wed, May 27 - Mon, Jun 1

6:45 am - 10:38 pm

YYZ

BOI

17h 53m

1 stop

1:29 pm - 10:53 am

BOI

YYZ

19h 24m

1 stop

$321American Airlines

Tue, Apr 14 - Sat, Apr 18

4:55 pm - 9:31 pm

YYZ

GEG

7h 36m

1 stop

5:00 am - 3:45 pm

GEG

YYZ

7h 45m

1 stop

$324Alaska Airlines

Wed, Apr 29 - Sat, May 2

6:30 am - 4:44 pm

YYZ

BOI

12h 14m

1 stop

5:46 pm - 11:49 am

BOI

YYZ

16h 03m

2 stops

$328United Airlines

Wed, May 27 - Mon, Jun 1

1:30 pm - 10:13 pm

YYZ

BOI

10h 43m

2 stops

6:00 pm - 5:45 am

BOI

YYZ

9h 45m

2 stops

$346WestJet

Wed, May 27 - Mon, Jun 1

12:00 pm - 9:04 pm

YYZ

GEG

12h 04m

2 stops

7:55 am - 9:15 pm

GEG

YYZ

10h 20m

2 stops

$365WestJet

Sat, Jul 4 - Sat, Jul 11

4:55 pm - 11:18 am

YYZ

SUN

20h 23m

1 stop

12:00 pm - 3:45 pm

SUN

YYZ

25h 45m

1 stop

$597Alaska Airlines

Wed, Apr 15 - Sat, Apr 18

American Airlines flights from Region of Ontario to Idaho

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

American Airlines

Apr 22

YYZ6:15 amToronto Pearson Intl

8h 34m

1 stop

BOI12:49 pmBoise Air Term. Gowen Fld

Apr 25

BOI1:53 pmBoise Air Term. Gowen Fld

7h 02m

1 stop

YYZ10:55 pmToronto Pearson Intl

$310

American Airlines

Apr 14

YYZ6:45 amToronto Pearson Intl

17h 53m

1 stop

BOI10:38 pmBoise Air Term. Gowen Fld

Apr 18

BOI1:29 pmBoise Air Term. Gowen Fld

19h 24m

1 stop

YYZ10:53 amToronto Pearson Intl

$321

American Airlines

Mar 31

YYZ6:00 amToronto Pearson Intl

8h 44m

1 stop

GEG11:44 amSpokane

Apr 2

GEG11:59 pmSpokane

19h 40m

1 stop

YYZ10:39 pmToronto Pearson Intl

$329

WestJet flights from Region of Ontario to Idaho

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

WestJet

May 27

YYZ1:30 pmToronto Pearson Intl

10h 43m

2 stops

BOI10:13 pmBoise Air Term. Gowen Fld

Jun 1

BOI6:00 pmBoise Air Term. Gowen Fld

9h 45m

2 stops

YYZ5:45 amToronto Pearson Intl

$346

WestJet

Apr 16

YYZ7:45 amToronto Pearson Intl

34h 29m

2 stops

BOI4:14 pmBoise Air Term. Gowen Fld

Apr 20

BOI8:59 amBoise Air Term. Gowen Fld

31h 27m

2 stops

YYZ6:26 pmToronto Pearson Intl

$356

WestJet

Jul 4

YYZ12:00 pmToronto Pearson Intl

12h 04m

2 stops

GEG9:04 pmSpokane

Jul 11

GEG7:55 amSpokane

10h 20m

2 stops

YYZ9:15 pmToronto Pearson Intl

$365

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoBoise

YYZ - BOI

YYZBOI

Toronto Pearson Intl

Tue 4/14

6:15 am-1:07 pm

1 stop8h 52m

Boise Air Term. Gowen Fld

Sat 4/18

10:45 am-11:10 pm

2 stops10h 25m

$301

TorontoSpokane

YYZ - GEG

YYZGEG

Toronto Pearson Intl

Thu 4/16

6:30 am-1:04 pm

1 stop9h 34m

Spokane

Thu 4/23

5:30 am-9:59 pm

2 stops13h 29m

$301

TorontoBoise

YYZ - BOI

YYZBOI

Toronto Pearson Intl

Wed 4/22

6:15 am-12:49 pm

1 stop8h 34m

Boise Air Term. Gowen Fld

Sat 4/25

1:53 pm-10:55 pm

1 stop7h 02m

$310

TorontoBoise

YYZ - BOI

YYZBOI

Toronto Pearson Intl

Wed 5/27

10:45 am-9:35 pm

2 stops12h 50m

Boise Air Term. Gowen Fld

Mon 6/1

5:46 pm-9:54 am

2 stops14h 08m

$320

TorontoBoise

YYZ - BOI

YYZBOI

Toronto Pearson Intl

Tue 4/14

6:45 am-10:38 pm

1 stop17h 53m

Boise Air Term. Gowen Fld

Sat 4/18

1:29 pm-10:53 am

1 stop19h 24m

$321

Quickest round-trip

TorontoSpokane

YYZ - GEG

YYZGEG

Toronto Pearson Intl

Wed 4/29

4:55 pm-9:31 pm

1 stop7h 36m

Spokane

Sat 5/2

5:00 am-3:45 pm

1 stop7h 45m

$324

TorontoBoise

YYZ - BOI

YYZBOI

Toronto Pearson Intl

Wed 5/27

6:30 am-4:44 pm

1 stop12h 14m

Boise Air Term. Gowen Fld

Mon 6/1

5:46 pm-11:49 am

2 stops16h 03m

$328

TorontoBoise

YYZ - BOI

YYZBOI

Toronto Pearson Intl

Wed 5/27

1:30 pm-10:13 pm

2 stops10h 43m

Boise Air Term. Gowen Fld

Mon 6/1

6:00 pm-5:45 am

2 stops9h 45m

$346

TorontoSpokane

YYZ - GEG

YYZGEG

Toronto Pearson Intl

Sat 7/4

12:00 pm-9:04 pm

2 stops12h 04m

Spokane

Sat 7/11

7:55 am-9:15 pm

2 stops10h 20m

$365

TorontoHailey

YYZ - SUN

YYZSUN

Toronto Pearson Intl

Wed 4/15

4:55 pm-11:18 am

1 stop20h 23m

Hailey Sun Valley-Friedman

Sat 4/18

12:00 pm-3:45 pm

1 stop25h 45m

$597

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

Other information

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

You could potentially save up to 15% 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

Fastest flight time	6h 27m
Direct flights	None

The fastest flight from Region of Ontario to Idaho takes 6h 27m

There are no direct flights from Region of Ontario to Idaho. There are no popular flight routes from Region of Ontario to Idaho.

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 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.

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.