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

Which airlines fly to Idaho?

United Airlines, Alaska Airlines and Delta are the top three most popular airlines that fly to Idaho from Region of Ontario according to our data. United Airlines is the first choice among our users, with 55% of people opting to fly with this airline when travelling to Idaho. Keep in mind that there are 4 different airlines that fly to Idaho on a routine basis, so you have a few additional options to choose from.

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

The flight from Region of Ontario to Idaho depends on which airports you’re departing from and arriving to, and whether or not you have a layover. If you fly from Toronto (a popular airport in Region of Ontario) to Boise (the most popular airport in Idaho), then the flight time is 9h 35m on average. If you fly from Hamilton (another popular airport in Region of Ontario) to Boise, then the average flight time is 11h 42m.

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

Prices for flights from Ontario to Idaho are refreshed on a daily basis.

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

There are 4 operators available for flights from Ontario to Idaho as of September 2026.

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 that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check 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 necessary travel and health documents for your Idaho 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.

C$ 309 Cheap Flights from Ontario to Idaho in 2026/27

Discover deals from 900+ travel sites with momondo.

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.

7:00 a.m. - 11:28 a.m.YYZ Toronto Pearson Intl-BOI Boise Air Term. Gowen Fld

6h 28m1 stop Chicago O'Hare Intl

6:50 p.m. - 7:00 a.m.BOI Boise Air Term. Gowen Fld-YYZ Toronto Pearson Intl

10h 10m1 stop San Francisco

C$ 544United Airlines

Sat, 17 Oct - Tue, 20 Oct

1:34 p.m. - 10:00 p.m.YYZ Toronto Pearson Intl-BOI Boise Air Term. Gowen Fld

10h 26m1 stop Atlanta Hartsfield-Jackson

3:00 p.m. - 11:15 p.m.BOI Boise Air Term. Gowen Fld-YYZ Toronto Pearson Intl

6h 15m1 stop Minneapolis St Paul

C$ 545Delta

Fri, 2 Oct - Sat, 10 Oct

7:00 a.m. - 11:28 a.m.YYZ Toronto Pearson Intl-BOI Boise Air Term. Gowen Fld

6h 28m1 stop Chicago O'Hare Intl

6:50 p.m. - 7:00 a.m.BOI Boise Air Term. Gowen Fld-YYZ Toronto Pearson Intl

10h 10m1 stop San Francisco

C$ 545United Airlines

Sat, 17 Oct - Tue, 20 Oct

11:38 a.m. - 9:57 p.m.YYZ Toronto Pearson Intl-BOI Boise Air Term. Gowen Fld

12h 19m1 stop Atlanta Hartsfield-Jackson

1:40 p.m. - 11:59 p.m.BOI Boise Air Term. Gowen Fld-YYZ Toronto Pearson Intl

8h 19m1 stop Atlanta Hartsfield-Jackson

C$ 555Delta

Mon, 19 Oct - Mon, 26 Oct

7:09 a.m. - 8:06 p.m.YYZ Toronto Pearson Intl-BOI Boise Air Term. Gowen Fld

14h 57m2 stops Chicago O'Hare Intl Dallas/Fort Worth

7:00 a.m. - 4:08 p.m.BOI Boise Air Term. Gowen Fld-YYZ Toronto Pearson Intl

7h 08m1 stop Dallas/Fort Worth

C$ 604American Airlines

Sun, 7 Feb - Sun, 14 Feb

7:09 a.m. - 8:06 p.m.YYZ Toronto Pearson Intl-BOI Boise Air Term. Gowen Fld

14h 57m2 stops Chicago O'Hare Intl Dallas/Fort Worth

7:00 a.m. - 7:01 p.m.BOI Boise Air Term. Gowen Fld-YYZ Toronto Pearson Intl

10h 01m2 stops Dallas/Fort Worth New York LaGuardia

C$ 612American Airlines

Sun, 7 Feb - Sun, 14 Feb

2:00 p.m. - 11:59 p.m.YYZ Toronto Pearson Intl-BOI Boise Air Term. Gowen Fld

11h 59m2 stops Chicago O'Hare Intl San Francisco

5:30 p.m. - 9:54 a.m.BOI Boise Air Term. Gowen Fld-YYZ Toronto Pearson Intl

14h 24m2 stops Denver Intl Chicago O'Hare Intl

C$ 648Air Canada

Fri, 2 Oct - Sat, 10 Oct

12:25 p.m. - 11:59 p.m.YYZ Toronto Pearson Intl-BOI Boise Air Term. Gowen Fld

13h 34m2 stops Chicago O'Hare Intl San Francisco

6:50 p.m. - 7:00 a.m.BOI Boise Air Term. Gowen Fld-YYZ Toronto Pearson Intl

10h 10m1 stop San Francisco

C$ 648Air Canada

Fri, 2 Oct - Sat, 10 Oct

4:55 p.m. - 10:59 p.m.YYZ Toronto Pearson Intl-IDA Idaho Falls Fanning Field

8h 04m1 stop Seattle/Tacoma Intl

6:09 a.m. - 4:05 p.m.IDA Idaho Falls Fanning Field-YYZ Toronto Pearson Intl

7h 56m1 stop Seattle/Tacoma Intl

C$ 827Alaska Airlines

Wed, 21 Oct - Mon, 26 Oct

6:46 a.m. - 1:51 p.m.YYZ Toronto Pearson Intl-BOI Boise Air Term. Gowen Fld

9h 05m1 stop Dallas/Fort Worth

5:59 a.m. - 5:44 p.m.BOI Boise Air Term. Gowen Fld-YYZ Toronto Pearson Intl

9h 45m2 stops Portland Chicago O'Hare Intl

C$ 851Alaska Airlines

Sat, 17 Oct - Tue, 20 Oct

Cheap last-minute flights

Enter your travel dates to find the best prices.

12:25 p.m. - 8:57 p.m.YYZ Toronto Pearson Intl-BOI Boise Air Term. Gowen Fld

10h 32m1 stop Minneapolis St Paul

11:10 p.m. - 11:09 a.m.BOI Boise Air Term. Gowen Fld-YYZ Toronto Pearson Intl

9h 59m1 stop Atlanta Hartsfield-Jackson

C$ 638Delta

Sat, 26 Sep - Thu, 12 Nov

5:54 p.m. - 11:58 p.m.YYZ Toronto Pearson Intl-BOI Boise Air Term. Gowen Fld

8h 04m1 stop Salt Lake City

1:41 p.m. - 11:57 p.m.BOI Boise Air Term. Gowen Fld-YYZ Toronto Pearson Intl

8h 16m1 stop Atlanta Hartsfield-Jackson

C$ 638Delta

Sun, 27 Sep - Tue, 10 Nov

1:00 p.m. - 9:35 p.m.YYZ Toronto Pearson Intl-BOI Boise Air Term. Gowen Fld

10h 35m2 stops Chicago O'Hare Intl Denver Intl

12:00 p.m. - 7:30 a.m.BOI Boise Air Term. Gowen Fld-YYZ Toronto Pearson Intl

17h 30m1 stop San Francisco

C$ 638United Airlines

Sat, 26 Sep - Tue, 10 Nov

9:00 p.m. - 9:33 a.m.YYZ Toronto Pearson Intl-BOI Boise Air Term. Gowen Fld

14h 33m2 stops Chicago O'Hare Intl Denver Intl

12:31 p.m. - 11:59 p.m.BOI Boise Air Term. Gowen Fld-YYZ Toronto Pearson Intl

9h 28m1 stop Chicago O'Hare Intl

C$ 638United Airlines

Fri, 25 Sep - Tue, 10 Nov

11:38 a.m. - 10:00 p.m.YYZ Toronto Pearson Intl-BOI Boise Air Term. Gowen Fld

12h 22m1 stop Atlanta Hartsfield-Jackson

1:41 p.m. - 11:57 p.m.BOI Boise Air Term. Gowen Fld-YYZ Toronto Pearson Intl

8h 16m1 stop Atlanta Hartsfield-Jackson

C$ 638Delta

Mon, 28 Sep - Tue, 10 Nov

4:18 p.m. - 10:33 p.m.YYZ Toronto Pearson Intl-BOI Boise Air Term. Gowen Fld

8h 15m1 stop Denver Intl

5:00 a.m. - 4:47 p.m.BOI Boise Air Term. Gowen Fld-YYZ Toronto Pearson Intl

9h 47m2 stops Denver Intl Chicago O'Hare Intl

C$ 638United Airlines

Sat, 26 Sep - Sat, 7 Nov

1:30 p.m. - 10:34 p.m.YYZ Toronto Pearson Intl-BOI Boise Air Term. Gowen Fld

11h 04m2 stops Calgary Seattle/Tacoma Intl

6:37 a.m. - 4:05 p.m.BOI Boise Air Term. Gowen Fld-YYZ Toronto Pearson Intl

7h 28m1 stop Seattle/Tacoma Intl

C$ 733Multiple Airlines

Fri, 25 Sep - Mon, 9 Nov

6:30 a.m. - 2:31 p.m.YYZ Toronto Pearson Intl-BOI Boise Air Term. Gowen Fld

10h 01m1 stop Chicago O'Hare Intl

8:00 a.m. - 10:36 p.m.BOI Boise Air Term. Gowen Fld-YYZ Toronto Pearson Intl

12h 36m2 stops Phoenix Sky Harbor Intl Charlotte Douglas

C$ 743American Airlines

Mon, 28 Sep - Fri, 13 Nov

6:46 a.m. - 1:00 p.m.YYZ Toronto Pearson Intl-BOI Boise Air Term. Gowen Fld

8h 14m1 stop Dallas/Fort Worth

5:43 a.m. - 5:41 p.m.BOI Boise Air Term. Gowen Fld-YYZ Toronto Pearson Intl

9h 58m2 stops Portland Chicago O'Hare Intl

C$ 1,010Alaska Airlines

Thu, 24 Sep - Sun, 8 Nov

6:46 a.m. - 8:24 p.m.YYZ Toronto Pearson Intl-BOI Boise Air Term. Gowen Fld

15h 38m2 stops Dallas/Fort Worth Seattle/Tacoma Intl

5:43 a.m. - 5:41 p.m.BOI Boise Air Term. Gowen Fld-YYZ Toronto Pearson Intl

9h 58m2 stops Portland Chicago O'Hare Intl

C$ 1,041Alaska Airlines

Sat, 26 Sep - Sun, 8 Nov

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Air Canada flights from Region of Ontario to Idaho

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

Air Canada

2 Oct

YYZ12:25 p.m.Toronto Pearson Intl

13h 34m

2 stops

BOI11:59 p.m.Boise Air Term. Gowen Fld

10 Oct

BOI6:50 p.m.Boise Air Term. Gowen Fld

10h 10m

1 stop

YYZ7:00 a.m.Toronto Pearson Intl

C$ 648

Air Canada

30 Dec

YYZ4:10 p.m.Toronto Pearson Intl

7h 33m

1 stop

BOI9:43 p.m.Boise Air Term. Gowen Fld

3 Jan

BOI6:20 a.m.Boise Air Term. Gowen Fld

14h 31m

1 stop

YYZ10:51 p.m.Toronto Pearson Intl

C$ 896

Air Canada

29 Dec

YOW6:15 a.m.Ottawa

19h 00m

1 stop

BOI11:15 p.m.Boise Air Term. Gowen Fld

30 Dec

BOI8:05 a.m.Boise Air Term. Gowen Fld

11h 18m

1 stop

YOW9:23 p.m.Ottawa

C$ 1,232

United Airlines flights from Region of Ontario to Idaho

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

United Airlines

17 Oct

YYZ7:00 a.m.Toronto Pearson Intl

6h 28m

1 stop

BOI11:28 a.m.Boise Air Term. Gowen Fld

20 Oct

BOI6:50 p.m.Boise Air Term. Gowen Fld

10h 10m

1 stop

YYZ7:00 a.m.Toronto Pearson Intl

C$ 544

United Airlines

17 Oct

YYZ7:00 a.m.Toronto Pearson Intl

6h 28m

1 stop

BOI11:28 a.m.Boise Air Term. Gowen Fld

20 Oct

BOI6:50 p.m.Boise Air Term. Gowen Fld

10h 10m

1 stop

YYZ7:00 a.m.Toronto Pearson Intl

C$ 545

United Airlines

19 Oct

YYZ9:00 p.m.Toronto Pearson Intl

14h 34m

2 stops

BOI9:34 a.m.Boise Air Term. Gowen Fld

26 Oct

BOI7:10 p.m.Boise Air Term. Gowen Fld

10h 20m

1 stop

YYZ7:30 a.m.Toronto Pearson Intl

C$ 555

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoBoise

YYZ Toronto Pearson Intl - BOI Boise Air Term. Gowen Fld

YYZBOI

Toronto Pearson Intl

Sat 17/10

7:00 a.m.-11:28 a.m.

1 stop6h 28m

Boise Air Term. Gowen Fld

Tue 20/10

6:50 p.m.-7:00 a.m.

1 stop10h 10m

C$ 544

TorontoBoise

YYZ Toronto Pearson Intl - BOI Boise Air Term. Gowen Fld

YYZBOI

Toronto Pearson Intl

Fri 2/10

1:34 p.m.-10:00 p.m.

1 stop10h 26m

Boise Air Term. Gowen Fld

Sat 10/10

3:00 p.m.-11:15 p.m.

1 stop6h 15m

C$ 545

TorontoBoise

YYZ Toronto Pearson Intl - BOI Boise Air Term. Gowen Fld

YYZBOI

Toronto Pearson Intl

Sat 17/10

7:00 a.m.-11:28 a.m.

1 stop6h 28m

Boise Air Term. Gowen Fld

Tue 20/10

6:50 p.m.-7:00 a.m.

1 stop10h 10m

C$ 545

TorontoBoise

YYZ Toronto Pearson Intl - BOI Boise Air Term. Gowen Fld

YYZBOI

Toronto Pearson Intl

Mon 19/10

11:38 a.m.-9:57 p.m.

1 stop12h 19m

Boise Air Term. Gowen Fld

Mon 26/10

1:40 p.m.-11:59 p.m.

1 stop8h 19m

C$ 555

TorontoBoise

YYZ Toronto Pearson Intl - BOI Boise Air Term. Gowen Fld

YYZBOI

Toronto Pearson Intl

Sun 7/2

7:09 a.m.-8:06 p.m.

2 stops14h 57m

Boise Air Term. Gowen Fld

Sun 14/2

7:00 a.m.-4:08 p.m.

1 stop7h 08m

C$ 604

TorontoBoise

YYZ Toronto Pearson Intl - BOI Boise Air Term. Gowen Fld

YYZBOI

Toronto Pearson Intl

Sun 7/2

7:09 a.m.-8:06 p.m.

2 stops14h 57m

Boise Air Term. Gowen Fld

Sun 14/2

7:00 a.m.-7:01 p.m.

2 stops10h 01m

C$ 612

TorontoBoise

YYZ Toronto Pearson Intl - BOI Boise Air Term. Gowen Fld

YYZBOI

Toronto Pearson Intl

Fri 2/10

2:00 p.m.-11:59 p.m.

2 stops11h 59m

Boise Air Term. Gowen Fld

Sat 10/10

5:30 p.m.-9:54 a.m.

2 stops14h 24m

C$ 648

TorontoBoise

YYZ Toronto Pearson Intl - BOI Boise Air Term. Gowen Fld

YYZBOI

Toronto Pearson Intl

Fri 2/10

12:25 p.m.-11:59 p.m.

2 stops13h 34m

Boise Air Term. Gowen Fld

Sat 10/10

6:50 p.m.-7:00 a.m.

1 stop10h 10m

C$ 648

Quickest round-trip

TorontoIdaho Falls

YYZ Toronto Pearson Intl - IDA Idaho Falls Fanning Field

YYZIDA

Toronto Pearson Intl

Wed 21/10

4:55 p.m.-10:59 p.m.

1 stop8h 04m

Idaho Falls Fanning Field

Mon 26/10

6:09 a.m.-4:05 p.m.

1 stop7h 56m

C$ 827

TorontoBoise

YYZ Toronto Pearson Intl - BOI Boise Air Term. Gowen Fld

YYZBOI

Toronto Pearson Intl

Sat 17/10

6:46 a.m.-1:51 p.m.

1 stop9h 05m

Boise Air Term. Gowen Fld

Tue 20/10

5:59 a.m.-5:44 p.m.

2 stops9h 45m

C$ 851

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

What is the cheapest month to fly to Idaho?

If you aren’t able to travel during the month of November, then book flights to Idaho from Region of Ontario during February instead. Flights to Idaho in February, while not as cheap as those in November, still average around C$ 469.

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

You could potentially save up to 38% 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	C$ 309
Fastest flight time	6h 28m
Direct flights	None

The best one-way flight to Idaho from Region of Ontario in the past 72 hours is C$ 309. The best round-trip flight deal from Region of Ontario to Idaho found on momondo in the last 72 hours is C$ 544.

The fastest flight from Region of Ontario to Idaho takes 6h 28m

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 are refreshed on a daily basis.
How many operators does momondo search for flights from Ontario to Idaho?
There are 4 operators available for flights from Ontario to Idaho as of September 2026.
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 that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check 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 necessary travel and health documents for your Idaho 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 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 C$ 259	Free Cancellation	Rating 7.1 11,668 reviews	Search Air Canada flights
Delta	PriceFrom C$ 383	Free Cancellation	Rating 7.8 8,591 reviews	Search Delta flights
Alaska Airlines	PriceFrom C$ 399	Free Cancellation	Rating 7.9 12,958 reviews	Search Alaska Airlines flights
United Airlines	PriceFrom C$ 405	Free Cancellation	Rating 7.4 10,228 reviews	Search United Airlines flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Ontario to Idaho. momondo saves you time and could save you money on your trip.

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

Yes. momondo allows you to filter the results for Ontario to Idaho flights to just show those with flexible booking policies.

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

Once all potential Ontario to Idaho 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 Ontario to Idaho right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Ontario to Idaho flights. All you need is a valid email address and we will do the rest; it is that quick and easy.