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Cheap flights from Ontario to Idaho from C$ 233

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/4. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — BOI
25 Feb — 4 Mar1
1 adult

Cheap flight deals from Ontario to Idaho

Keep the following information in mind while searching for Ontario to Idaho flight deals. Data was last updated 20 February 2025.

Round-trip from

C$ 425

One-way from

C$ 234

Popular in

June

Cheapest in

November

Average price

C$ 616
Delta
  • Delta
  • 19/3-21/3
  • 3 total stops
  • 21h 55m total
  • Ontario to Idaho
Search Deals
Air Canada
  • Air Canada
  • 5/4
  • 1 total stop
  • 9h 37m total
  • Ontario to Idaho
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (C$ 145 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 25 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2025
Search Deals

Find flight deals from Ontario to Idaho

Cheapest flights from Ontario to Idaho
Explore the most affordable flight options available from Ontario to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 February 2025.

Wed 26/32:45 p.m.YYZ - BOI
1 stop11h 14mDelta
Mon 31/36:10 a.m.BOI - YYZ
1 stop7h 44mDelta
Deal found 19/2C$ 423
Wed 19/32:45 p.m.YYZ - GEG
1 stop10h 55mDelta
Fri 21/37:24 p.m.GEG - YYZ
2 stops11h 00mDelta
Deal found 19/2C$ 425
Wed 19/34:10 p.m.YYZ - IDA
1 stop6h 56mUnited Airlines
Wed 26/35:48 p.m.IDA - YYZ
2 stops13h 02mUnited Airlines
Deal found 19/2C$ 429
Wed 19/34:20 p.m.YYZ - GEG
1 stop8h 36mAlaska Airlines
Fri 21/38:36 p.m.GEG - YYZ
1 stop15h 19mAlaska Airlines
Deal found 19/2C$ 447
Mon 21/45:50 p.m.YYZ - IDA
1 stop7h 06mDelta
Sat 26/46:00 a.m.IDA - YYZ
2 stops15h 14mDelta
Deal found 19/2C$ 469
Tue 25/25:00 p.m.YYZ - GEG
2 stops28h 44mWestJet
Tue 4/31:25 p.m.GEG - YYZ
2 stops25h 16mWestJet
Deal found 18/2C$ 484
Wed 26/310:30 a.m.YYZ - BOI
2 stops31h 30mWestJet
Mon 31/32:05 p.m.BOI - YYZ
2 stops28h 50mWestJet
Deal found 19/2C$ 499
Tue 25/24:10 p.m.YYZ - GEG
1 stop7h 28mUnited Airlines
Tue 4/33:37 p.m.GEG - YYZ
1 stop12h 53mUnited Airlines
Deal found 18/2C$ 531
Sun 11/56:30 a.m.YYZ - BOI
1 stop11h 51mUnited Airlines
Sat 17/52:43 p.m.BOI - YYZ
1 stop6h 05mUnited Airlines
Deal found 19/2C$ 557
Tue 25/211:10 p.m.YYZ - GEG
2 stops18h 45mAir Canada
Tue 4/36:00 a.m.GEG - YYZ
1 stop15h 22mAir Canada
Deal found 18/2C$ 575
Wed 19/34:20 p.m.YYZ - IDA
1 stop8h 15mAlaska Airlines
Wed 26/34:11 p.m.IDA - YYZ
1 stop20h 44mAlaska Airlines
Deal found 19/2C$ 589
Mon 21/47:15 p.m.YYZ - IDA
2 stops19h 14mAmerican Airlines
Sat 26/412:59 p.m.IDA - YYZ
2 stops19h 51mAmerican Airlines
Deal found 19/2C$ 669

Find flights from Ontario to Idaho within your budget

Customize your flight search to find flights from Ontario to Idaho that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 20 February 2025.

Fly from

Ontario

Fly to

Idaho

Route

Depart

Return

Price

TorontoSpokane

YYZ - GEG

YYZGEG

Toronto Pearson Intl

Wed 19/3

2:45 p.m.-10:40 p.m.

1 stop10h 55m

Spokane

Fri 21/3

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

2 stops11h 00m

C$ 425

TorontoIdaho Falls

YYZ - IDA

YYZIDA

Toronto Pearson Intl

Wed 19/3

4:10 p.m.-9:06 p.m.

1 stop6h 56m

Idaho Falls Fanning Field

Wed 26/3

5:48 p.m.-8:50 a.m.

2 stops13h 02m

C$ 429

TorontoSpokane

YYZ - GEG

YYZGEG

Toronto Pearson Intl

Wed 19/3

4:20 p.m.-9:56 p.m.

1 stop8h 36m

Spokane

Fri 21/3

8:36 p.m.-2:55 p.m.

1 stop15h 19m

C$ 447

TorontoIdaho Falls

YYZ - IDA

YYZIDA

Toronto Pearson Intl

Mon 21/4

5:50 p.m.-10:56 p.m.

1 stop7h 06m

Idaho Falls Fanning Field

Sat 26/4

6:00 a.m.-11:14 p.m.

2 stops15h 14m

C$ 469

TorontoIdaho Falls

YYZ - IDA

YYZIDA

Toronto Pearson Intl

Wed 19/3

4:20 p.m.-10:35 p.m.

1 stop8h 15m

Idaho Falls Fanning Field

Wed 26/3

4:11 p.m.-2:55 p.m.

1 stop20h 44m

C$ 589

TorontoSpokane

YYZ - GEG

YYZGEG

Toronto Pearson Intl

Fri 14/3

7:55 a.m.-1:15 p.m.

2 stops32h 20m

Spokane

Sun 16/3

11:17 a.m.-2:06 p.m.

2 stops23h 49m

C$ 607

TorontoSpokane

YYZ - GEG

YYZGEG

Toronto Pearson Intl

Sat 8/3

11:00 a.m.-11:44 p.m.

2 stops15h 44m

Spokane

Wed 12/3

5:00 a.m.-11:21 p.m.

2 stops15h 21m

C$ 614

TorontoIdaho Falls

YYZ - IDA

YYZIDA

Toronto Pearson Intl

Mon 21/4

7:15 p.m.-12:29 p.m.

2 stops19h 14m

Idaho Falls Fanning Field

Sat 26/4

12:59 p.m.-10:50 a.m.

2 stops19h 51m

C$ 669

TorontoBoise

YYZ - BOI

YYZBOI

Toronto Pearson Intl

Mon 3/3

5:15 p.m.-11:58 p.m.

2 stops8h 43m

Boise Air Term. Gowen Fld

Fri 14/3

5:30 a.m.-8:31 p.m.

2 stops13h 01m

C$ 794

TorontoJackson

YYZ - JAC

YYZJAC

Toronto Pearson Intl

Mon 24/3

6:00 a.m.-7:06 p.m.

2 stops15h 06m

Jackson Hole

Sat 29/3

3:30 p.m.-10:59 p.m.

1 stop5h 29m

C$ 812

Flights are sorted by cheapest round-trip flights first.

Deals found on 20/2

Showing 1-10 of 30 results
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Best time to book a flight from Ontario to Idaho

Have a flexible travel schedule? Discover the best time to fly to Idaho from Ontario with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Ontario to Idaho

Get recent, data-driven insights about flights from Ontario to Idaho including ideal travel times, pricing trends, and more.

What is the cheapest time of day to fly from ON to ID?

Find hourly flight availability from Ontario to Idaho. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 20 February 2025.

When flying from Region of Ontario to Idaho, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Idaho by month

Plan your trip to Idaho by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Idaho ranges from 5.0 - 41.0 mm per month. December is typically the wettest month, when rainfall can reach 41.0 mm. August is typically the driest time to visit Idaho when rainfall is around 5.0 mm.

Temperature in Idaho by month

Plan your trip to Idaho by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Idaho, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 24.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around -1.0 C).

Reviews of airlines servicing Idaho

Get insights into the airlines that provide service to Idaho. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Idaho. Reviews last updated 20 February 2025.
Read through reviews of airlines operating flights from Ontario to Idaho, such as Alaska Airlines, Delta and United Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,692 reviews
Check prices

Crew

8.5

Boarding

8.2

Comfort

7.9

Food

7.1

Overall

8.0

Entertainment

7.1

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Alaska Airlines
8.0
Very good
9,692 reviews
Alaska Airlines
8.0
Very good
9,692 reviews
Check prices

Crew

8.5

Boarding

8.2

Comfort

7.9

Food

7.1

Overall

8.0

Entertainment

7.1

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Delta
8.0
Very good
8,220 reviews
Alaska Airlines
8.0
Very good
9,692 reviews
Check prices

Crew

8.5

Boarding

8.2

Comfort

7.9

Food

7.1

Overall

8.0

Entertainment

7.1

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

United Airlines
7.4
Good
8,766 reviews
Alaska Airlines
8.0
Very good
9,692 reviews
Check prices

Crew

8.5

Boarding

8.2

Comfort

7.9

Food

7.1

Overall

8.0

Entertainment

7.1

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,692 reviews
Check prices

Crew

8.5

Boarding

8.2

Comfort

7.9

Food

7.1

Overall

8.0

Entertainment

7.1

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

WestJet
7.2
Good
2,801 reviews
Alaska Airlines
8.0
Very good
9,692 reviews
Check prices

Crew

8.5

Boarding

8.2

Comfort

7.9

Food

7.1

Overall

8.0

Entertainment

7.1

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

Find useful and relevant information for your journey from Ontario to Idaho. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from Region of Ontario to Idaho one-way?

    To fly one-way, consider booking your trip with Air Canada, which is currently one of the cheapest options available, starting at C$ 234. Delta flights start at C$ 349 while deals on WestJet start at C$ 401 one-way.

  • Can I find deals for flights from Ontario to Idaho that include hotel bookings?

    Yes. In addition to deals on Ontario to Idaho flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Idaho?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Idaho.

  • Can I find deals for business class flights from Ontario to Idaho?

    Yes. Cheapflights offers flight deals from Ontario to Idaho by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Alternative routes for Ontario to Idaho

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Ontario to Idaho

Discover the top 4 airlines that operate flights from Ontario to Idaho. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 20 February 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 391AverageC$ 701FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
DeltaCheapestC$ 392AverageC$ 572FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
United AirlinesCheapestC$ 487AverageC$ 1,069FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
WestJetCheapestC$ 490AverageC$ 638FlexibilityNo cancel feeOn-time60%
Search WestJet flights

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How does Cheapflights help users find flights from Ontario to Idaho?

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Why should you use Cheapflights to find cheap flight tickets from Ontario to Idaho?

Cheapflights helps you find that perfect flight to Idaho from Ontario by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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Yes! Cheapflights helps users easily find flights from Ontario to Idaho with no change fees.

Can Cheapflights notify me if prices for flights from Ontario to Idaho become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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