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

United Airlines, Delta, and American 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 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.

$191 Cheap Flights from Ontario to Idaho in 2026

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.

7:12 pm - 11:55 pm

YYZ

BOI

6h 43m

1 stop

3:22 pm - 11:04 pm

BOI

YYZ

5h 42m

1 stop

$323Delta

Wed, Oct 21 - Sat, Oct 24

7:12 pm - 11:55 pm

YYZ

BOI

6h 43m

1 stop

3:22 pm - 11:04 pm

BOI

YYZ

5h 42m

1 stop

$324Delta

Wed, Oct 21 - Sat, Oct 24

8:45 am - 8:30 pm

YYZ

GEG

14h 45m

2 stops

5:00 am - 9:32 pm

GEG

YYZ

13h 32m

1 stop

$324United Airlines

Sat, Jul 4 - Sat, Jul 11

9:35 am - 8:30 pm

YYZ

GEG

13h 55m

2 stops

5:00 am - 9:32 pm

GEG

YYZ

13h 32m

1 stop

$326United Airlines

Sat, Jul 4 - Sat, Jul 11

5:49 pm - 11:58 pm

YYZ

BOI

8h 09m

1 stop

11:35 pm - 12:19 pm

BOI

YYZ

10h 44m

1 stop

$326Delta

Fri, Sep 18 - Sun, Sep 20

3:45 pm - 11:16 am

YUL

BOI

21h 31m

1 stop

3:19 pm - 11:43 am

BOI

YUL

18h 24m

1 stop

$411American Airlines

Wed, Aug 26 - Mon, Aug 31

6:46 am - 10:11 pm

YYZ

BOI

17h 25m

1 stop

3:16 pm - 2:33 pm

BOI

YYZ

21h 17m

1 stop

$420American Airlines

Tue, Aug 11 - Wed, Aug 12

12:10 pm - 11:59 pm

YUL

BOI

13h 49m

2 stops

5:22 pm - 10:20 am

BOI

YUL

14h 58m

2 stops

$475Air Canada

Tue, Nov 10 - Wed, Nov 11

6:10 pm - 11:15 am

YHM

JAC

43h 05m

2 stops

11:55 am - 5:15 pm

JAC

YHM

27h 20m

2 stops

$851Multiple Airlines

Sat, Aug 29 - Thu, Sep 3

8:45 am - 6:58 pm

YYZ

SUN

12h 13m

1 stop

8:00 am - 6:22 am

SUN

YYZ

20h 22m

1 stop

$882Multiple Airlines

Sat, Aug 1 - Sat, Aug 8

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American Airlines flights from Region of Ontario to Idaho

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

American Airlines

Aug 26

YUL3:45 pmMontreal Pierre Elliott Trudeau Intl

21h 31m

1 stop

BOI11:16 amBoise Air Term. Gowen Fld

Aug 31

BOI3:19 pmBoise Air Term. Gowen Fld

18h 24m

1 stop

YUL11:43 amMontreal Pierre Elliott Trudeau Intl

$411

American Airlines

Aug 11

YYZ6:46 amToronto Pearson Intl

17h 25m

1 stop

BOI10:11 pmBoise Air Term. Gowen Fld

Aug 12

BOI3:16 pmBoise Air Term. Gowen Fld

21h 17m

1 stop

YYZ2:33 pmToronto Pearson Intl

$420

American Airlines

Jun 25

YYZ6:46 amToronto Pearson Intl

10h 20m

1 stop

BOI3:06 pmBoise Air Term. Gowen Fld

Jul 4

BOI3:12 pmBoise Air Term. Gowen Fld

19h 24m

1 stop

YYZ12:36 pmToronto Pearson Intl

$454

WestJet flights from Region of Ontario to Idaho

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

WestJet

Oct 2

YYZ1:30 pmToronto Pearson Intl

11h 04m

2 stops

BOI10:34 pmBoise Air Term. Gowen Fld

Oct 5

BOI5:59 pmBoise Air Term. Gowen Fld

29h 06m

2 stops

YYZ1:05 amToronto Pearson Intl

$425

WestJet

Jul 4

YYZ6:35 pmToronto Pearson Intl

32h 20m

2 stops

GEG11:55 pmSpokane

Jul 11

GEG7:00 amSpokane

20h 55m

2 stops

YYZ6:55 amToronto Pearson Intl

$439

WestJet

Jul 4

YYZ10:30 pmToronto Pearson Intl

28h 25m

2 stops

GEG11:55 pmSpokane

Jul 11

GEG5:40 pmSpokane

24h 35m

2 stops

YYZ9:15 pmToronto Pearson Intl

$442

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

TorontoBoise

YYZ - BOI

YYZBOI

Toronto Pearson Intl

Wed 10/21

7:12 pm-11:55 pm

1 stop6h 43m

Boise Air Term. Gowen Fld

Sat 10/24

3:22 pm-11:04 pm

1 stop5h 42m

$323

TorontoBoise

YYZ - BOI

YYZBOI

Toronto Pearson Intl

Wed 10/21

7:12 pm-11:55 pm

1 stop6h 43m

Boise Air Term. Gowen Fld

Sat 10/24

3:22 pm-11:04 pm

1 stop5h 42m

$324

TorontoSpokane

YYZ - GEG

YYZGEG

Toronto Pearson Intl

Sat 7/4

8:45 am-8:30 pm

2 stops14h 45m

Spokane

Sat 7/11

5:00 am-9:32 pm

1 stop13h 32m

$324

TorontoSpokane

YYZ - GEG

YYZGEG

Toronto Pearson Intl

Sat 7/4

9:35 am-8:30 pm

2 stops13h 55m

Spokane

Sat 7/11

5:00 am-9:32 pm

1 stop13h 32m

$326

TorontoBoise

YYZ - BOI

YYZBOI

Toronto Pearson Intl

Fri 9/18

5:49 pm-11:58 pm

1 stop8h 09m

Boise Air Term. Gowen Fld

Sun 9/20

11:35 pm-12:19 pm

1 stop10h 44m

$326

MontrealBoise

YUL - BOI

YULBOI

Montreal Pierre Elliott Trudeau Intl

Wed 8/26

3:45 pm-11:16 am

1 stop21h 31m

Boise Air Term. Gowen Fld

Mon 8/31

3:19 pm-11:43 am

1 stop18h 24m

$411

TorontoBoise

YYZ - BOI

YYZBOI

Toronto Pearson Intl

Tue 8/11

6:46 am-10:11 pm

1 stop17h 25m

Boise Air Term. Gowen Fld

Wed 8/12

3:16 pm-2:33 pm

1 stop21h 17m

$420

MontrealBoise

YUL - BOI

YULBOI

Montreal Pierre Elliott Trudeau Intl

Tue 11/10

12:10 pm-11:59 pm

2 stops13h 49m

Boise Air Term. Gowen Fld

Wed 11/11

5:22 pm-10:20 am

2 stops14h 58m

$475

HamiltonJackson

YHM - JAC

YHMJAC

Hamilton

Sat 8/29

6:10 pm-11:15 am

2 stops43h 05m

Jackson Hole

Thu 9/3

11:55 am-5:15 pm

2 stops27h 20m

$851

TorontoHailey

YYZ - SUN

YYZSUN

Toronto Pearson Intl

Sat 8/1

8:45 am-6:58 pm

1 stop12h 13m

Hailey Sun Valley-Friedman

Sat 8/8

8:00 am-6:22 am

1 stop20h 22m

$882

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, August 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 $146. If you don’t want to visit Idaho in August, then you should wait until September to fly from Region of Ontario, when ticket prices are also cheap, with an average price of $147.

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

You could potentially save up to 26% 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 12m
Direct flights	None

The fastest flight from Region of Ontario to Idaho takes 6h 12m

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

Frequently asked questions about flying 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 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.