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$339+ 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 1/10. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — BOI
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
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 December 12, 2025.

This United Airlines deal was found by Cheapflights users on 12/10. 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.
Wed 12/109:15 amYUL - BOI
2 stops16h 29mUnited Airlines
Fri 12/128:15 amBOI - YUL
1 stop11h 02mUnited Airlines
Deal found 12/10$843
This Delta deal was found by Cheapflights users on 12/9. 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.
Sat 12/137:00 amYUL - BOI
2 stops14h 34mDelta
Mon 12/153:13 pmBOI - YUL
1 stop6h 34mDelta
Deal found 12/9$844
This United Airlines deal was found by Cheapflights users on 12/9. 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 12/134:45 pmYUL - BOI
1 stop8h 00mUnited Airlines
Mon 12/1512:16 pmBOI - YUL
1 stop7h 01mUnited Airlines
Deal found 12/9$880
This Air Canada deal was found by Cheapflights users on 12/10. 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.
Wed 12/105:25 pmYUL - BOI
1 stop18h 34mAir Canada
Fri 12/1212:16 pmBOI - YUL
1 stop7h 01mAir Canada
Deal found 12/10$935

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 December 12, 2025.

Round-trip from

$420
(Delta)

One-way from

$339
(Delta)
From Montreal Pierre Elliott Trudeau Intl to Idaho
Search Deals
One-way flight from Montreal Pierre Elliott Trudeau Intl to Idaho
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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 December 12, 2025.
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

Fri 1/9

6:00 am-6:28 pm

2 stops14h 28m

Boise Air Term. Gowen Fld

Tue 1/13

9:15 am-11:50 pm

2 stops12h 35m

$420

MontrealSpokane

YUL - GEG

YULGEG

Montreal Pierre Elliott Trudeau Intl

Sun 1/18

7:30 pm-1:03 pm

2 stops20h 33m

Spokane

Thu 1/22

7:25 pm-12:12 pm

2 stops13h 47m

$443

MontrealBoise

YUL - BOI

YULBOI

Montreal Pierre Elliott Trudeau Intl

Tue 1/6

7:00 am-8:55 pm

2 stops15h 55m

Boise Air Term. Gowen Fld

Tue 1/13

9:15 am-11:50 pm

2 stops12h 35m

$558

MontrealBoise

YUL - BOI

YULBOI

Montreal Pierre Elliott Trudeau Intl

Fri 1/9

3:50 pm-2:51 pm

1 stop25h 01m

Boise Air Term. Gowen Fld

Tue 1/13

3:18 pm-3:08 pm

1 stop21h 50m

$559

MontrealBoise

YUL - BOI

YULBOI

Montreal Pierre Elliott Trudeau Intl

Fri 1/9

3:50 pm-2:51 pm

1 stop25h 01m

Boise Air Term. Gowen Fld

Mon 1/12

3:18 pm-3:08 pm

1 stop21h 50m

$559

MontrealJackson

YUL - JAC

YULJAC

Montreal Pierre Elliott Trudeau Intl

Mon 1/26

8:00 pm-1:21 pm

2 stops19h 21m

Jackson Hole

Wed 1/28

2:40 pm-7:32 am

2 stops14h 52m

$612

MontrealBoise

YUL - BOI

YULBOI

Montreal Pierre Elliott Trudeau Intl

Sat 1/17

6:00 am-8:55 pm

2 stops16h 55m

Boise Air Term. Gowen Fld

Mon 1/19

5:20 am-11:12 pm

2 stops15h 52m

$612

MontrealBoise

YUL - BOI

YULBOI

Montreal Pierre Elliott Trudeau Intl

Tue 1/6

7:30 am-7:25 pm

2 stops13h 55m

Boise Air Term. Gowen Fld

Tue 1/13

3:18 pm-3:08 pm

1 stop21h 50m

$613

MontrealBoise

YUL - BOI

YULBOI

Montreal Pierre Elliott Trudeau Intl

Fri 1/9

7:10 pm-1:35 pm

2 stops20h 25m

Boise Air Term. Gowen Fld

Mon 1/12

2:37 pm-7:32 am

2 stops14h 55m

$623

MontrealSpokane

YUL - GEG

YULGEG

Montreal Pierre Elliott Trudeau Intl

Sun 3/1

3:55 pm-12:14 pm

1 stop23h 19m

Spokane

Fri 3/6

1:55 pm-3:09 pm

1 stop22h 14m

$626

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Showing 1-10 of 39 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 $420, Delta can have you in Idaho from Montreal Pierre Elliott Trudeau Intl Airport in 14h 28m. 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 - Boise Air Term. Gowen Fld or Montreal Pierre Elliott Trudeau Intl - Jackson Hole 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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