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Cheap flights from Ontario to Idaho from C$ 211

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 1/6. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — BOI
22 Apr — 29 Apr1
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 17 April 2025.

Round-trip from

C$ 398

One-way from

C$ 211

Popular in

June

Cheapest in

November

Average price

C$ 627
Alaska Airlines
  • Alaska Airlines
  • 28/5-30/5
  • 2 total stops
  • 32h 29m total
  • Ontario to Idaho
1/6
  • 1/6
  • 3 total stops
  • 35h 13m total
  • Ontario to Idaho
Highest demand for flights based on searches. 12% potential increase in price (C$ 108 potential increase over avg. RT price).
Cheapest flight prices on average. 3% potential price decrease (C$ 25 potential savings vs. average RT price).
Average for round-trip flights in April 2025

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 17 April 2025.

Wed 28/54:45 p.m.YYZ - GEG
1 stop10h 09mAlaska Airlines
Fri 30/51:40 p.m.GEG - YYZ
1 stop22h 20mAlaska Airlines
Deal found 17/4C$ 398
Wed 30/47:40 a.m.YYZ - BOI
1 stop10h 41mUnited Airlines
Sat 3/55:25 p.m.BOI - YYZ
2 stops16h 50mUnited Airlines
Deal found 16/4C$ 403
Wed 27/89:44 a.m.YYZ - GEG
1 stop13h 45mUnited Airlines
Sun 31/85:35 a.m.GEG - YYZ
2 stops12h 39mUnited Airlines
Deal found 17/4C$ 403
Thu 5/612:56 p.m.YUL - GEG
2 stops14h 09mDelta
Tue 10/67:15 a.m.GEG - YUL
2 stops13h 03mDelta
Deal found 16/4C$ 474
Mon 28/76:00 a.m.YYZ - BOI
2 stops10h 00mDelta
Thu 7/811:30 p.m.BOI - YYZ
1 stop8h 59mDelta
Deal found 16/4C$ 496
Wed 28/58:00 a.m.YYZ - GEG
3 stops27h 38mMultiple Airlines
Fri 30/56:03 p.m.GEG - YYZ
3 stops27h 32mMultiple Airlines
Deal found 17/4C$ 521
Sun 29/66:30 a.m.YYZ - GEG
2 stops12h 50mDelta
Mon 14/711:55 a.m.GEG - YYZ
1 stop8h 32mDelta
Deal found 17/4C$ 553
Sun 1/610:25 p.m.YYZ - GEG
2 stops21h 35mWestJet
Sun 8/65:05 a.m.GEG - YYZ
2 stops9h 17mWestJet
Deal found 17/4C$ 596
Mon 28/73:00 p.m.YYZ - BOI
2 stops11h 04mWestJet
Thu 7/85:40 a.m.BOI - YYZ
2 stops17h 04mWestJet
Deal found 16/4C$ 620
Fri 9/56:03 a.m.YYZ - JAC
2 stops16h 45mDelta
Wed 21/57:30 a.m.JAC - YYZ
2 stops13h 44mDelta
Deal found 17/4C$ 824
Fri 6/67:00 a.m.YYZ - JAC
1 stop14h 02mUnited Airlines
Sat 14/68:00 a.m.JAC - YYZ
1 stop19h 41mUnited Airlines
Deal found 17/4C$ 831
Fri 6/66:00 a.m.YYZ - JAC
2 stops11h 52mAmerican Airlines
Sat 14/64:13 p.m.JAC - YYZ
2 stops16h 46mAmerican Airlines
Deal found 17/4C$ 937

Cheapflights Fare Finder

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 17 April 2025.
Use the filters below to find and compare flights from Ontario to Idaho that are best for you.

Fly from

Ontario

Fly to

Idaho

Route

Depart

Return

Price

TorontoSpokane

YYZ - GEG

YYZGEG

Toronto Pearson Intl

Wed 28/5

4:45 p.m.-11:54 p.m.

1 stop10h 09m

Spokane

Fri 30/5

1:40 p.m.-3:00 p.m.

1 stop22h 20m

C$ 398

TorontoBoise

YYZ - BOI

YYZBOI

Toronto Pearson Intl

Wed 30/4

7:40 a.m.-4:21 p.m.

1 stop10h 41m

Boise Air Term. Gowen Fld

Sat 3/5

5:25 p.m.-12:15 p.m.

2 stops16h 50m

C$ 403

TorontoSpokane

YYZ - GEG

YYZGEG

Toronto Pearson Intl

Wed 27/8

10:19 a.m.-8:29 p.m.

2 stops13h 10m

Spokane

Sun 31/8

5:35 a.m.-11:10 p.m.

2 stops14h 35m

C$ 403

MontrealSpokane

YUL - GEG

YULGEG

Montreal Pierre Elliott Trudeau Intl

Thu 5/6

12:44 p.m.-10:12 p.m.

1 stop12h 28m

Spokane

Tue 10/6

7:15 a.m.-11:18 p.m.

2 stops13h 03m

C$ 474

TorontoBoise

YYZ - BOI

YYZBOI

Toronto Pearson Intl

Mon 28/7

6:00 a.m.-2:00 p.m.

2 stops10h 00m

Boise Air Term. Gowen Fld

Thu 7/8

11:30 p.m.-10:29 a.m.

1 stop8h 59m

C$ 496

TorontoSpokane

YYZ - GEG

YYZGEG

Toronto Pearson Intl

Wed 28/5

8:00 a.m.-8:38 a.m.

3 stops27h 38m

Spokane

Fri 30/5

6:03 p.m.-6:12 a.m.

2 stops33h 09m

C$ 521

TorontoSpokane

YYZ - GEG

YYZGEG

Toronto Pearson Intl

Sun 29/6

6:30 a.m.-4:20 p.m.

2 stops12h 50m

Spokane

Mon 14/7

11:55 a.m.-11:27 p.m.

1 stop8h 32m

C$ 553

TorontoSpokane

YYZ - GEG

YYZGEG

Toronto Pearson Intl

Sun 1/6

10:25 p.m.-5:00 p.m.

2 stops21h 35m

Spokane

Sun 8/6

5:05 a.m.-5:22 p.m.

2 stops9h 17m

C$ 596

TorontoBoise

YYZ - BOI

YYZBOI

Toronto Pearson Intl

Mon 28/7

3:00 p.m.-12:04 a.m.

2 stops11h 04m

Boise Air Term. Gowen Fld

Thu 7/8

5:40 a.m.-12:44 a.m.

2 stops17h 04m

C$ 620

TorontoJackson

YYZ - JAC

YYZJAC

Toronto Pearson Intl

Fri 9/5

6:03 a.m.-8:48 p.m.

2 stops16h 45m

Jackson Hole

Wed 21/5

7:30 a.m.-11:14 p.m.

2 stops13h 44m

C$ 824

Flights are sorted by cheapest round-trip flights first.

Deals found on 17/4

Showing 1-10 of 31 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.

Cheapflights Insights

Everything you need to know about your flight from Ontario to Idaho

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 17 April 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 17 April 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.

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.1

Food

7.1

Comfort

7.9

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

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.1

Food

7.1

Comfort

7.9

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
8.0
Very good

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.1

Food

7.1

Comfort

7.9

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

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.1

Food

7.1

Comfort

7.9

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

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.1

Food

7.1

Comfort

7.9

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

Crew

8.5

Boarding

8.2

Overall

8.0

Entertainment

7.1

Food

7.1

Comfort

7.9

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$ 238. Delta flights start at C$ 241 while deals on United Airlines start at C$ 337 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

Browse thousands of different options on Cheapflights for your next trip

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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.

Top 3 airlines flying from Ontario to Idaho

Discover the top 3 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 17 April 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 363AverageC$ 591FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
DeltaCheapestC$ 383AverageC$ 542FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
United AirlinesCheapestC$ 402AverageC$ 1,013FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

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

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

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