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$320+ Cheap flights from Pierre Elliott Trudeau Intl (YUL) 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 6/17. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — BOI
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap flight deals from Pierre Elliott Trudeau Intl to Idaho

Cheapest flights from Pierre Elliott Trudeau Intl to Idaho
Explore the most affordable flight options available from Pierre Elliott Trudeau Intl to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

This Delta deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/1012:45 pm
YUL
-
BOI
1 stop11h 53m
Delta
Sat 6/131:43 pm
BOI
-
YUL
1 stop8h 13m
Delta
Deal found 1/27$580
This Delta deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/132:40 pm
YUL
-
GEG
1 stop8h 17m
Delta
Sun 2/226:45 am
GEG
-
YUL
2 stops13h 25m
Delta
Deal found 1/27$607
This United Airlines deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/11:10 pm
YUL
-
GEG
1 stop11h 54m
United Airlines
Fri 3/66:37 pm
GEG
-
YUL
2 stops16h 23m
United Airlines
Deal found 1/28$648
This United Airlines deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/136:00 am
YUL
-
BOI
2 stops17h 59m
United Airlines
Fri 3/205:31 pm
BOI
-
YUL
2 stops19h 45m
United Airlines
Deal found 1/26$661
This United Airlines deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/287:00 pm
YUL
-
JAC
2 stops19h 06m
United Airlines
Wed 3/44:27 pm
JAC
-
YUL
2 stops17h 03m
United Airlines
Deal found 1/27$676
This United Airlines deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/134:45 pm
YUL
-
GEG
1 stop9h 15m
United Airlines
Sun 2/225:00 am
GEG
-
YUL
1 stop8h 58m
United Airlines
Deal found 1/27$682
This Air Canada deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/1611:10 am
YUL
-
BOI
2 stops14h 13m
Air Canada
Fri 2/206:25 am
BOI
-
YUL
2 stops17h 28m
Air Canada
Deal found 1/27$687
This WestJet deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/107:15 am
YUL
-
BOI
2 stops18h 44m
WestJet
Sat 6/134:05 pm
BOI
-
YUL
2 stops12h 55m
WestJet
Deal found 1/27$738
This United Airlines deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/36:00 am
YUL
-
BOI
2 stops17h 52m
United Airlines
Thu 2/55:16 pm
BOI
-
YUL
2 stops20h 00m
United Airlines
Deal found 1/26$761
This Delta deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/31:02 pm
YUL
-
BOI
2 stops9h 53m
Delta
Thu 2/51:40 pm
BOI
-
YUL
1 stop8h 19m
Delta
Deal found 1/27$762
This United Airlines deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/86:00 am
YUL
-
JAC
2 stops16h 42m
United Airlines
Wed 2/114:29 pm
JAC
-
YUL
2 stops20h 47m
United Airlines
Deal found 1/27$773
This Delta deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/24:45 pm
YUL
-
GEG
2 stops10h 19m
Delta
Sat 3/75:45 am
GEG
-
YUL
2 stops14h 55m
Delta
Deal found 1/26$780

Find flight deals from Pierre Elliott Trudeau Intl to Idaho

Keep the following information in mind while searching for Pierre Elliott Trudeau Intl to Idaho flight deals. Data was last updated January 29, 2026.

Round-trip from

$580
(Delta)

One-way from

$320
(Delta)
From Montreal Pierre Elliott Trudeau Intl to Idaho
Search Deals
One-way flight from Montreal Pierre Elliott Trudeau Intl to Idaho
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Pierre Elliott Trudeau Intl 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 2,558,603 searches. Data last updated January 29, 2026.
Use the filters below to find and compare flights from Montreal Pierre Elliott Trudeau Intl Airport to Idaho that are best for you.

Fly from

Pierre Elliott Trudeau Intl

Fly to

Idaho

Route

Depart

Return

Price

MontrealBoise

YUL - BOI

YULBOI

Montreal Pierre Elliott Trudeau Intl

Wed 6/10

12:45 pm-10:38 pm

1 stop11h 53m

Boise Air Term. Gowen Fld

Sat 6/13

1:43 pm-11:56 pm

1 stop8h 13m

$580

MontrealSpokane

YUL - GEG

YULGEG

Montreal Pierre Elliott Trudeau Intl

Fri 2/13

2:40 pm-7:57 pm

1 stop8h 17m

Spokane

Sun 2/22

6:45 am-11:10 pm

2 stops13h 25m

$607

MontrealSpokane

YUL - GEG

YULGEG

Montreal Pierre Elliott Trudeau Intl

Sun 3/1

1:10 pm-10:04 pm

1 stop11h 54m

Spokane

Fri 3/6

6:37 pm-2:00 pm

2 stops16h 23m

$648

MontrealBoise

YUL - BOI

YULBOI

Montreal Pierre Elliott Trudeau Intl

Fri 3/13

6:00 am-9:59 pm

2 stops17h 59m

Boise Air Term. Gowen Fld

Fri 3/20

5:31 pm-3:16 pm

2 stops19h 45m

$661

MontrealJackson

YUL - JAC

YULJAC

Montreal Pierre Elliott Trudeau Intl

Sat 2/28

7:00 pm-12:06 pm

2 stops19h 06m

Jackson Hole

Wed 3/4

4:27 pm-11:30 am

2 stops17h 03m

$676

MontrealSpokane

YUL - GEG

YULGEG

Montreal Pierre Elliott Trudeau Intl

Fri 2/13

4:45 pm-11:00 pm

1 stop9h 15m

Spokane

Sun 2/22

5:00 am-4:58 pm

1 stop8h 58m

$682

MontrealBoise

YUL - BOI

YULBOI

Montreal Pierre Elliott Trudeau Intl

Mon 2/16

11:10 am-11:23 pm

2 stops14h 13m

Boise Air Term. Gowen Fld

Fri 2/20

6:25 am-1:53 am

2 stops17h 28m

$687

MontrealBoise

YUL - BOI

YULBOI

Montreal Pierre Elliott Trudeau Intl

Wed 6/10

7:15 am-11:59 pm

2 stops18h 44m

Boise Air Term. Gowen Fld

Sat 6/13

4:05 pm-7:00 am

2 stops12h 55m

$738

MontrealJackson

YUL - JAC

YULJAC

Montreal Pierre Elliott Trudeau Intl

Sun 2/8

6:00 am-8:42 pm

2 stops16h 42m

Jackson Hole

Wed 2/11

4:29 pm-3:16 pm

2 stops20h 47m

$773

MontrealSpokane

YUL - GEG

YULGEG

Montreal Pierre Elliott Trudeau Intl

Mon 3/2

4:45 pm-12:04 am

2 stops10h 19m

Spokane

Sat 3/7

5:45 am-11:40 pm

2 stops14h 55m

$780

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/26

Showing 1-10 of 20 results
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Best time to book a flight from Pierre Elliott Trudeau Intl to Idaho

Have a flexible travel schedule? Discover the best time to fly to Idaho from Pierre Elliott Trudeau Intl 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 Montreal Pierre Elliott Trudeau Intl Airport to Idaho
No data available for this route at this time. Please check back soon.

Related info for your journey

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

  • How long is the flight from Montreal Pierre Elliott Trudeau Intl Airport to Idaho?

    For as low as $580, Delta can have you in Idaho from Montreal Pierre Elliott Trudeau Intl Airport in 11h 53m. There are 2071 mi between Montreal Pierre Elliott Trudeau Intl Airport and Idaho. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the most popular routes from Montreal Pierre Elliott Trudeau Intl Airport to Idaho?

    Most travelers choose Montreal Pierre Elliott Trudeau Intl - Spokane, Montreal Pierre Elliott Trudeau Intl - Jackson Hole or Montreal Pierre Elliott Trudeau Intl - Boise Air Term. Gowen Fld when deciding on the best route from Montreal Pierre Elliott Trudeau Intl Airport to Idaho.

  • Can I find deals for flights from Pierre Elliott Trudeau Intl to Idaho that include hotel bookings?

    Yes. In addition to deals on Pierre Elliott Trudeau Intl to Idaho flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Pierre Elliott Trudeau Intl to Idaho?

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

  • Can I find deals for business class flights from Pierre Elliott Trudeau Intl to Idaho?

    Yes. Cheapflights offers flight deals from Pierre Elliott Trudeau Intl 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.

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