Find flights
Airlines

C$ 252+ Cheap flights to Idaho

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 18/8. Fares are subject to change and may not be available on all flights or dates of travel.
— BOI
25 Aug — 1 Sep1
1 adult
1 adult, Economy, 0 bags

Flights to Idaho in 2026

Enter your travel dates to find the best prices.

Cheapest flights to Idaho
Explore the most affordable flight options available to Idaho. Find the lowest fares based on data from user searches, with prices last updated on 26 July 2026.

Fri 21/87:00 a.m.
YYZ
-
BOI
1 stop6h 28m
United Airlines
Sun 23/86:15 a.m.
BOI
-
YYZ
1 stop7h 59m
United Airlines
Deal found 21/7C$ 418
Tue 15/96:30 a.m.
YYZ
-
BOI
1 stop11h 01m
United Airlines
Tue 22/97:05 p.m.
BOI
-
YYZ
1 stop9h 55m
United Airlines
Deal found 22/7C$ 428
Sat 19/99:45 a.m.
YYZ
-
GEG
2 stops12h 47m
Delta
Wed 23/95:49 p.m.
GEG
-
YYZ
2 stops12h 04m
Delta
Deal found 23/7C$ 441
Fri 18/96:20 a.m.
YYZ
-
BOI
1 stop8h 46m
WestJet
Fri 18/911:15 p.m.
BOI
-
YYZ
1 stop11h 09m
WestJet
Deal found 22/7C$ 465
Fri 4/91:38 p.m.
YYZ
-
GEG
1 stop10h 52m
Delta
Fri 11/911:43 a.m.
GEG
-
YYZ
1 stop9h 16m
Delta
Deal found 25/7C$ 476
Tue 25/86:00 a.m.
YYZ
-
BOI
1 stop8h 49m
Delta
Wed 26/82:53 p.m.
BOI
-
YYZ
1 stop6h 17m
Delta
Deal found 23/7C$ 480
Sat 5/99:45 a.m.
YYZ
-
GEG
2 stops12h 39m
Delta
Sat 12/96:45 a.m.
GEG
-
YYZ
2 stops14h 14m
Delta
Deal found 22/7C$ 489
Wed 18/116:00 a.m.
YYZ
-
GEG
2 stops10h 02m
Delta
Sat 21/117:00 a.m.
GEG
-
YYZ
2 stops13h 00m
Delta
Deal found 21/7C$ 490
Sat 26/96:15 a.m.
YYZ
-
BOI
2 stops10h 16m
American Airlines
Tue 29/91:50 p.m.
BOI
-
YYZ
1 stop7h 09m
American Airlines
Deal found 21/7C$ 499
Wed 2/912:15 p.m.
YTZ
-
BOI
2 stops12h 25m
United Airlines
Wed 9/95:00 a.m.
BOI
-
YTZ
2 stops9h 42m
United Airlines
Deal found 25/7C$ 500
Fri 21/84:10 p.m.
YYZ
-
GEG
2 stops10h 43m
Delta
Mon 24/810:56 p.m.
GEG
-
YYZ
1 stop8h 29m
Delta
Deal found 25/7C$ 507
Tue 1/96:00 a.m.
YYZ
-
BOI
1 stop8h 49m
Delta
Fri 4/911:10 p.m.
BOI
-
YYZ
1 stop9h 15m
Delta
Deal found 22/7C$ 512

Find flights to Idaho

Browse one-way and round-trip flights deals to Idaho on Cheapflights. Flight deals are based on user searches and were last updated on 26 July 2026
Explore Idaho
Flights to Boise
Flights to Idaho Falls
Flights to Hailey

Find flight deals to Idaho

Find the latest flights to Idaho in 2026, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 629,999 searches and data was last updated on 26 July 2026.

Round-trip from

C$ 418

One-way from

C$ 252

Popular in

December

Cheapest in

November

Average price

C$ 465
United Airlines
  • United Airlines
  • 21/8-23/8
  • 2 total stops
  • 14h 27m total
  • Toronto to Boise
Search Deals
American Airlines
  • American Airlines
  • 18/8
  • 1 total stop
  • 18h 48m total
  • Toronto to Idaho
Search Deals
Highest demand for flights based on searches. 0% potential increase in price.
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 14 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Locate flights to Idaho that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 629,999 searches and data was last updated on 26 July 2026.
Use the filters below to find and compare flights to Idaho that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest round-trip

TorontoBoise

YYZ - BOI

YYZBOI

Toronto Pearson Intl

Fri 21/8

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

1 stop6h 28m

Boise Air Term. Gowen Fld

Sun 23/8

6:15 a.m.-4:14 p.m.

1 stop7h 59m

C$ 418

TorontoBoise

YYZ - BOI

YYZBOI

Toronto Pearson Intl

Thu 20/8

11:40 a.m.-9:57 p.m.

1 stop12h 17m

Boise Air Term. Gowen Fld

Thu 27/8

1:59 p.m.-11:57 p.m.

1 stop7h 58m

C$ 428

TorontoBoise

YYZ - BOI

YYZBOI

Toronto Pearson Intl

Tue 15/9

11:00 a.m.-9:45 p.m.

2 stops12h 45m

Boise Air Term. Gowen Fld

Tue 22/9

7:05 p.m.-7:00 a.m.

1 stop9h 55m

C$ 428

TorontoBoise

YYZ - BOI

YYZBOI

Toronto Pearson Intl

Sat 26/9

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

1 stop6h 28m

Boise Air Term. Gowen Fld

Tue 29/9

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

1 stop10h 10m

C$ 428

TorontoSpokane

YYZ - GEG

YYZGEG

Toronto Pearson Intl

Sat 19/9

9:45 a.m.-7:32 p.m.

2 stops12h 47m

Spokane

Wed 23/9

5:49 p.m.-8:53 a.m.

2 stops12h 04m

C$ 441

TorontoSpokane

YYZ - GEG

YYZGEG

Toronto Pearson Intl

Sat 19/9

4:18 p.m.-9:14 p.m.

1 stop7h 56m

Spokane

Wed 23/9

5:00 a.m.-9:32 p.m.

1 stop13h 32m

C$ 441

TorontoSpokane

YYZ - GEG

YYZGEG

Toronto Pearson Intl

Fri 4/9

9:00 p.m.-11:38 a.m.

1 stop17h 38m

Spokane

Fri 11/9

1:37 p.m.-9:19 a.m.

2 stops16h 42m

C$ 441

TorontoSpokane

YYZ - GEG

YYZGEG

Toronto Pearson Intl

Tue 1/9

7:00 a.m.-11:39 a.m.

1 stop7h 39m

Spokane

Sun 13/9

5:00 a.m.-9:32 p.m.

1 stop13h 32m

C$ 441

TorontoBoise

YYZ - BOI

YYZBOI

Toronto Pearson Intl

Tue 25/8

6:15 a.m.-1:42 p.m.

1 stop9h 27m

Boise Air Term. Gowen Fld

Wed 26/8

2:53 p.m.-11:10 p.m.

1 stop6h 17m

C$ 480

TorontoSpokane

YYZ - GEG

YYZGEG

Toronto Pearson Intl

Wed 18/11

6:00 a.m.-1:02 p.m.

2 stops10h 02m

Spokane

Sat 21/11

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

2 stops13h 00m

C$ 490

Flights are sorted by cheapest round-trip flights first.

Deals found on 25/7

Showing 1-10 of 33 resultsSorted by cheapest first
1
2
3
4

Best time to book a flight to Idaho

Have a flexible travel schedule? Discover the best time to fly to Idaho 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 to Idaho

How long is the flight to Idaho?

On average, a flight from Toronto to Idaho takes 13 hours 18 minutes. Flights to Idaho from other popular cities in Canada will vary in length. Below are a few examples of popular routes and their flight times.

What are the most popular airlines that fly to Idaho?

The most popular airlines flying from Toronto to Idaho are United Airlines, Alaska Airlines and Delta.

United Airlines
United Airlines
From C$ 406
Alaska Airlines
Alaska Airlines
From C$ 400
Delta
Delta
From C$ 435

What are the cheapest airlines that fly to Idaho?

The cheapest airlines flying from Toronto to Idaho are Alaska Airlines, United Airlines and Delta.

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).

What are the most popular places to fly to in Idaho?

Destination popularity is based on the amount of flight searches to Idaho in the last few years. This data was updated on 26 July 2026.
The most popular places in Idaho to fly to are Boise, Idaho Falls, Hailey, Lewiston and Pocatello.

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 26 July 2026.
Check out reviews from past customers who have flown Delta and United Airlines to the United States to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.8
Good
8,487 reviews
Check prices

Comfort

7.8

Crew

8.5

Boarding

8.1

Food

7.2

Overall

7.8

Entertainment

7.8

Reviews

1 / 20
8.0
Excellent

Rakshith,May 2026

TPE - SEA

I got middle seat, but it was cheap $340 for Taipei to PDX ,
Delta
7.8
Good
8,487 reviews
Delta
7.8
Good
8,487 reviews
Check prices

Comfort

7.8

Crew

8.5

Boarding

8.1

Food

7.2

Overall

7.8

Entertainment

7.8

Reviews

1 / 20
8.0
Excellent

Rakshith,May 2026

TPE - SEA

I got middle seat, but it was cheap $340 for Taipei to PDX ,
United Airlines
7.4
Good
10,039 reviews
Delta
7.8
Good
8,487 reviews
Check prices

Comfort

7.8

Crew

8.5

Boarding

8.1

Food

7.2

Overall

7.8

Entertainment

7.8

Reviews

1 / 20
8.0
Excellent

Rakshith,May 2026

TPE - SEA

I got middle seat, but it was cheap $340 for Taipei to PDX ,

FAQs about flying to Idaho

What is good to know if travelling to Idaho?

  • There are many hot springs throughout Idaho, but the most famous are the pools at Lava Hot Springs in the southeastern corner of the state. The waters here are thought to have been 43 degrees (C) for the past 50 million years. The springs are a popular holiday spot – as well as the hot pools there is an Olympic-sized swimming pool, massage or tube rides on the Portneuf River.
  • Idaho has some stunning scenery and vistas – desert plains in the South, mountain ranges and lava rocks in the east and gorges and thick forests in the north.
  • Labour weekend sees the Wagon Days festival in Ketchum: a celebration of the city’s mining heritage. The festival sees four days of celebrations hit the sleepy town, including a shoot-out, a fiddler’s contest, a rodeo and the Big Hitch Parade.
  • Boise is known as the City of Trees and the capital is surrounded by green land. Golf is very popular round the city: more than 20 golf courses are within a short drive.
  • If you want to take a drive to see some of the fabulous outdoors, head for the Bone Road. This “road” is little more than a track, covered in potholes, but its 96-km span affords views of some of the best Idaho landscapes and you’re almost guaranteed to spot some wildlife like moose or deer.
  • Silver City, just outside Boise, is known locally as the “ghost town”. The town was once the site of a silver mine for the War Eagle Mountain. Today, its old houses and saloons are popular with photography workshops.
  • For more happenings in Idaho, visit www.visitidaho.org

  • Can I find cheaper flights to Idaho if I am willing to have layovers?

    Yes, flights with layovers are often cheaper than direct flights. Keep an eye out for flight deals to Idaho on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to Idaho?

    Based on reviews from Cheapflights users, Alaska Airlines is rated the highest out of the airlines that fly to Idaho.

  • Where does the fastest flight to Idaho depart from?

    For those looking to save time traveling to Idaho, Vancouver offers the quickest one-way flight (3 hours 6 minutes).

  • Does Boise Air Term. Gowen Fld have rental cars?

    Yes. Those touching down at Boise Air Term. Gowen Fld can take advantage of the rental car services offered upon their arrival.

  • Are there hotels close to Boise Air Term. Gowen Fld?

    Yes. Boise Air Term. Gowen Fld has hotels nearby for those requiring accommodations. Layover Inn Boise Airport is the closest property to Boise Air Term. Gowen Fld (0.0 km away from Boise Air Term. Gowen Fld).

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Find flights to Idaho cities and airports

Select your preferred flight destination in Idaho from the list below.
Flights to Boise
Flights to Idaho Falls
Flights to Hailey
Flights to Twin Falls
Flights to Lewiston
Flights to Pocatello

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights to Idaho?

When you search for this flight to Idaho, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the best flight for you.

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

Cheapflights simply makes it quick and affordable to book flights to Idaho by bringing together all flight options from hundreds of airlines and agencies online — and we put them in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights to Idaho with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights to Idaho flexibly with Cheapflights today.

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

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

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.