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

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 14h 10m on average. If you fly from Hamilton (another popular airport in Region of Ontario) to Boise, then the average flight time is 17h 30m.

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 61% of people opting to fly with this airline when travelling to Idaho. Keep in mind that there are 3 different airlines that fly to Idaho on a routine basis, so you have a few additional options to choose from.

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 3 operators available for flights from Ontario to Idaho as of August 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$ 257 Cheap Flights from Ontario to Idaho in 2026

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.

2:55 p.m. - 10:27 p.m.YYZ Toronto Pearson Intl-BOI Boise Air Term. Gowen Fld

9h 32m1 stop Dallas/Fort Worth

1:50 p.m. - 10:59 p.m.BOI Boise Air Term. Gowen Fld-YYZ Toronto Pearson Intl

7h 09m1 stop Dallas/Fort Worth

C$ 429American Airlines

Tue, 22 Sep - Tue, 29 Sep

7:24 p.m. - 11:59 p.m.YYZ Toronto Pearson Intl-BOI Boise Air Term. Gowen Fld

6h 35m1 stop Minneapolis St Paul

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

7h 48m1 stop Atlanta Hartsfield-Jackson

C$ 432Delta

Thu, 3 Sep - Thu, 10 Sep

7:24 p.m. - 11:59 p.m.YYZ Toronto Pearson Intl-BOI Boise Air Term. Gowen Fld

6h 35m1 stop Minneapolis St Paul

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

7h 48m1 stop Atlanta Hartsfield-Jackson

C$ 433Delta

Fri, 4 Sep - Fri, 11 Sep

9:45 a.m. - 7:24 p.m.YYZ Toronto Pearson Intl-GEG Spokane

12h 39m2 stops Detroit Metropolitan Wayne County Minneapolis St Paul

6:45 a.m. - 10:59 p.m.GEG Spokane-YYZ Toronto Pearson Intl

13h 14m2 stops Minneapolis St Paul Detroit Metropolitan Wayne County

C$ 433Delta

Sat, 5 Sep - Wed, 9 Sep

1:15 p.m. - 10:27 p.m.YYZ Toronto Pearson Intl-BOI Boise Air Term. Gowen Fld

11h 12m2 stops Chicago O'Hare Intl Dallas/Fort Worth

1:50 p.m. - 10:59 p.m.BOI Boise Air Term. Gowen Fld-YYZ Toronto Pearson Intl

7h 09m1 stop Dallas/Fort Worth

C$ 443American Airlines

Tue, 22 Sep - Tue, 29 Sep

1:15 p.m. - 10:27 p.m.YYZ Toronto Pearson Intl-BOI Boise Air Term. Gowen Fld

11h 12m2 stops Chicago O'Hare Intl Dallas/Fort Worth

7:02 a.m. - 11:00 p.m.BOI Boise Air Term. Gowen Fld-YYZ Toronto Pearson Intl

13h 58m2 stops Dallas/Fort Worth New York LaGuardia

C$ 491American Airlines

Tue, 22 Sep - Tue, 29 Sep

7:00 a.m. - 11:26 a.m.YYZ Toronto Pearson Intl-BOI Boise Air Term. Gowen Fld

6h 26m1 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$ 496United Airlines

Tue, 22 Sep - Sat, 26 Sep

4:00 p.m. - 9:09 p.m.YYZ Toronto Pearson Intl-GEG Spokane

8h 09m1 stop Denver Intl

5:00 a.m. - 3:12 p.m.GEG Spokane-YYZ Toronto Pearson Intl

7h 12m1 stop Denver Intl

C$ 496United Airlines

Fri, 29 Jan - Tue, 2 Feb

2:59 p.m. - 9:56 a.m.YYZ Toronto Pearson Intl-BOI Boise Air Term. Gowen Fld

20h 57m2 stops Dallas/Fort Worth Seattle/Tacoma Intl

6:43 a.m. - 10:47 p.m.BOI Boise Air Term. Gowen Fld-YYZ Toronto Pearson Intl

14h 04m2 stops Seattle/Tacoma Intl Dallas/Fort Worth

C$ 682Alaska Airlines

Fri, 16 Oct - Sat, 31 Oct

2:59 p.m. - 9:56 a.m.YYZ Toronto Pearson Intl-BOI Boise Air Term. Gowen Fld

20h 57m2 stops Dallas/Fort Worth Seattle/Tacoma Intl

1:27 p.m. - 4:05 p.m.BOI Boise Air Term. Gowen Fld-YYZ Toronto Pearson Intl

24h 38m2 stops Portland Seattle/Tacoma Intl

C$ 807Alaska Airlines

Fri, 16 Oct - Sun, 1 Nov

Cheap last-minute flights

Enter your travel dates to find the best prices.

6:15 a.m. - 12:57 p.m.YYZ Toronto Pearson Intl-GEG Spokane

9h 42m1 stop Minneapolis St Paul

10:56 p.m. - 10:25 a.m.GEG Spokane-YYZ Toronto Pearson Intl

8h 29m1 stop Atlanta Hartsfield-Jackson

C$ 605Delta

Sun, 9 Aug - Mon, 24 Aug

6:15 a.m. - 4:09 p.m.YYZ Toronto Pearson Intl-GEG Spokane

12h 54m2 stops Minneapolis St Paul Salt Lake City

6:45 a.m. - 11:03 p.m.GEG Spokane-YYZ Toronto Pearson Intl

13h 18m2 stops Minneapolis St Paul Detroit Metropolitan Wayne County

C$ 605Delta

Sun, 9 Aug - Mon, 24 Aug

6:15 a.m. - 4:09 p.m.YYZ Toronto Pearson Intl-GEG Spokane

12h 54m2 stops Minneapolis St Paul Salt Lake City

10:56 p.m. - 10:25 a.m.GEG Spokane-YYZ Toronto Pearson Intl

8h 29m1 stop Atlanta Hartsfield-Jackson

C$ 605Delta

Sun, 9 Aug - Mon, 24 Aug

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

14h 35m2 stops Chicago O'Hare Intl Denver Intl

5:00 a.m. - 5:56 p.m.BOI Boise Air Term. Gowen Fld-YYZ Toronto Pearson Intl

10h 56m2 stops Denver Intl Chicago O'Hare Intl

C$ 699United Airlines

Wed, 12 Aug - Tue, 18 Aug

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

14h 35m2 stops Chicago O'Hare Intl Denver Intl

5:00 a.m. - 3:14 p.m.BOI Boise Air Term. Gowen Fld-YYZ Toronto Pearson Intl

8h 14m1 stop Denver Intl

C$ 699United Airlines

Wed, 12 Aug - Tue, 18 Aug

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

14h 35m2 stops Chicago O'Hare Intl Denver Intl

7:05 p.m. - 7:00 a.m.BOI Boise Air Term. Gowen Fld-YYZ Toronto Pearson Intl

9h 55m1 stop San Francisco

C$ 700United Airlines

Wed, 12 Aug - Wed, 19 Aug

1:30 p.m. - 9:16 p.m.YYZ Toronto Pearson Intl-GEG Spokane

34h 46m2 stops Calgary Seattle/Tacoma Intl

7:05 a.m. - 9:15 p.m.GEG Spokane-YYZ Toronto Pearson Intl

11h 10m2 stops Seattle/Tacoma Intl Calgary

C$ 819WestJet

Tue, 11 Aug - Tue, 18 Aug

2:55 p.m. - 11:16 a.m.YYZ Toronto Pearson Intl-BOI Boise Air Term. Gowen Fld

22h 21m1 stop Dallas/Fort Worth

6:44 a.m. - 10:54 p.m.BOI Boise Air Term. Gowen Fld-YYZ Toronto Pearson Intl

14h 10m1 stop Dallas/Fort Worth

C$ 885Alaska Airlines

Wed, 12 Aug - Wed, 19 Aug

2:55 p.m. - 11:16 a.m.YYZ Toronto Pearson Intl-BOI Boise Air Term. Gowen Fld

22h 21m1 stop Dallas/Fort Worth

6:44 a.m. - 5:29 p.m.BOI Boise Air Term. Gowen Fld-YYZ Toronto Pearson Intl

8h 45m1 stop Dallas/Fort Worth

C$ 892Alaska Airlines

Wed, 12 Aug - Tue, 18 Aug

6:10 p.m. - 3:18 p.m.YHM Hamilton-BOI Boise Air Term. Gowen Fld

23h 08m2 stops Calgary Seattle/Tacoma Intl

8:59 a.m. - 5:15 p.m.BOI Boise Air Term. Gowen Fld-YHM Hamilton

30h 16m2 stops Seattle/Tacoma Intl Calgary

C$ 1,988WestJet

Wed, 12 Aug - Tue, 18 Aug

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United Airlines flights from Region of Ontario to Idaho

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

United Airlines

22 Sep

YYZ7:00 a.m.Toronto Pearson Intl

6h 26m

1 stop

BOI11:26 a.m.Boise Air Term. Gowen Fld

26 Sep

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

10h 10m

1 stop

YYZ7:00 a.m.Toronto Pearson Intl

C$ 496

United Airlines

19 Aug

YYZ7:00 a.m.Toronto Pearson Intl

10h 31m

2 stops

BOI3:31 p.m.Boise Air Term. Gowen Fld

25 Aug

BOI5:00 a.m.Boise Air Term. Gowen Fld

14h 32m

1 stop

YYZ9:32 p.m.Toronto Pearson Intl

C$ 498

United Airlines

5 Sep

YYZ4:18 p.m.Toronto Pearson Intl

7h 19m

1 stop

BOI9:37 p.m.Boise Air Term. Gowen Fld

9 Sep

BOI7:05 p.m.Boise Air Term. Gowen Fld

9h 55m

1 stop

YYZ7:00 a.m.Toronto Pearson Intl

C$ 499

American Airlines flights from Region of Ontario to Idaho

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

American Airlines

19 Aug

YYZ6:28 p.m.Toronto Pearson Intl

18h 48m

1 stop

BOI11:16 a.m.Boise Air Term. Gowen Fld

22 Aug

BOI2:58 p.m.Boise Air Term. Gowen Fld

6h 31m

1 stop

YYZ11:29 p.m.Toronto Pearson Intl

C$ 523

American Airlines

19 Aug

YYZ6:15 a.m.Toronto Pearson Intl

12h 34m

2 stops

BOI4:49 p.m.Boise Air Term. Gowen Fld

22 Aug

BOI2:58 p.m.Boise Air Term. Gowen Fld

6h 31m

1 stop

YYZ11:29 p.m.Toronto Pearson Intl

C$ 558

American Airlines

20 Aug

YYZ7:15 p.m.Toronto Pearson Intl

21h 14m

1 stop

BOI2:29 p.m.Boise Air Term. Gowen Fld

22 Aug

BOI8:01 a.m.Boise Air Term. Gowen Fld

13h 28m

2 stops

YYZ11:29 p.m.Toronto Pearson Intl

C$ 593

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

Tue 22/9

2:55 p.m.-10:27 p.m.

1 stop9h 32m

Boise Air Term. Gowen Fld

Tue 29/9

1:50 p.m.-10:59 p.m.

1 stop7h 09m

C$ 429

Quickest round-trip

TorontoBoise

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

YYZBOI

Toronto Pearson Intl

Thu 3/9

7:24 p.m.-11:59 p.m.

1 stop6h 35m

Boise Air Term. Gowen Fld

Thu 10/9

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

1 stop7h 48m

C$ 432

TorontoBoise

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

YYZBOI

Toronto Pearson Intl

Fri 4/9

7:24 p.m.-11:59 p.m.

1 stop6h 35m

Boise Air Term. Gowen Fld

Fri 11/9

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

1 stop7h 48m

C$ 433

TorontoSpokane

YYZ Toronto Pearson Intl - GEG Spokane

YYZGEG

Toronto Pearson Intl

Sat 5/9

9:45 a.m.-7:24 p.m.

2 stops12h 39m

Spokane

Wed 9/9

6:45 a.m.-10:59 p.m.

2 stops13h 14m

C$ 433

TorontoBoise

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

YYZBOI

Toronto Pearson Intl

Tue 22/9

1:15 p.m.-10:27 p.m.

2 stops11h 12m

Boise Air Term. Gowen Fld

Tue 29/9

1:50 p.m.-10:59 p.m.

1 stop7h 09m

C$ 443

TorontoBoise

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

YYZBOI

Toronto Pearson Intl

Tue 22/9

1:15 p.m.-10:27 p.m.

2 stops11h 12m

Boise Air Term. Gowen Fld

Tue 29/9

7:02 a.m.-11:00 p.m.

2 stops13h 58m

C$ 491

TorontoBoise

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

YYZBOI

Toronto Pearson Intl

Tue 22/9

7:00 a.m.-11:26 a.m.

1 stop6h 26m

Boise Air Term. Gowen Fld

Sat 26/9

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

1 stop10h 10m

C$ 496

TorontoSpokane

YYZ Toronto Pearson Intl - GEG Spokane

YYZGEG

Toronto Pearson Intl

Fri 29/1

4:00 p.m.-9:09 p.m.

1 stop8h 09m

Spokane

Tue 2/2

5:00 a.m.-3:12 p.m.

1 stop7h 12m

C$ 496

TorontoBoise

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

YYZBOI

Toronto Pearson Intl

Fri 16/10

2:59 p.m.-9:56 a.m.

2 stops20h 57m

Boise Air Term. Gowen Fld

Sat 31/10

6:43 a.m.-10:47 p.m.

2 stops14h 04m

C$ 682

TorontoBoise

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

YYZBOI

Toronto Pearson Intl

Fri 16/10

2:59 p.m.-9:56 a.m.

2 stops20h 57m

Boise Air Term. Gowen Fld

Sun 1/11

1:27 p.m.-4:05 p.m.

2 stops24h 38m

C$ 807

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 September instead. Flights to Idaho in September, while not as cheap as those in November, still average around C$ 440.

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

You could potentially save up to 8% 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 30m
Direct flights	None

The fastest flight from Region of Ontario to Idaho takes 6h 30m

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 3 operators available for flights from Ontario to Idaho as of August 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
Alaska Airlines	PriceFrom C$ 397	Free Cancellation	Rating 7.9 12,781 reviews	Search Alaska Airlines flights
United Airlines	PriceFrom C$ 403	Free Cancellation	Rating 7.4 10,085 reviews	Search United Airlines flights
Delta	PriceFrom C$ 431	Free Cancellation	Rating 7.8 8,503 reviews	Search Delta 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.