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$422+ Cheap flights from Pierre Elliott Trudeau Intl (YUL) to Boise (BOI)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/10. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — BOI
oct. 11 — oct. 181
sáb. 10/11
sáb. 10/18
1 adult, Economy
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Cheap flight deals from Pierre Elliott Trudeau Intl to Boise

Discover tips and strategies to find the most affordable flight options for your journey from Pierre Elliott Trudeau Intl (YUL) to Boise (BOI). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated septiembre 11, 2025.

Round-trip from

$466
(Delta)

Popular in

December

Cheapest in

February

Average price

$880
From Montreal Pierre Elliott Trudeau Intl to Boise Air Term. Gowen Fld
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Highest demand for flights based on searches. 22% potential increase in price ($199 potential increase over avg. RT price).
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Cheapest flight prices on average. 12% potential price decrease ($77 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Pierre Elliott Trudeau Intl to Boise

Cheapest flights from Pierre Elliott Trudeau Intl to Boise
Explore the most affordable flight options available from Pierre Elliott Trudeau Intl to Boise. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 11, 2025.

This Delta deal was found by Cheapflights users on 9/9. 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.
lun. 11/107:35 pmYUL - BOI
2 stops20h 29mDelta
lun. 11/173:00 pmBOI - YUL
2 stops15h 36mDelta
Deal found 9/9$422
This Delta deal was found by Cheapflights users on 9/9. 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.
dom. 11/97:00 amYUL - BOI
2 stops19h 35mDelta
lun. 11/175:58 pmBOI - YUL
2 stops15h 42mDelta
Deal found 9/9$455
This Delta deal was found by Cheapflights users on 9/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 11/97:00 amYUL - BOI
2 stops19h 35mDelta
mié. 11/195:55 amBOI - YUL
2 stops15h 47mDelta
Deal found 9/10$467
This Delta deal was found by Cheapflights users on 9/9. 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.
lun. 11/107:35 pmYUL - BOI
2 stops20h 29mDelta
jue. 11/203:00 pmBOI - YUL
1 stop6h 42mDelta
Deal found 9/9$471
This Delta deal was found by Cheapflights users on 9/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/107:00 amYUL - BOI
2 stops19h 35mDelta
mié. 11/195:55 amBOI - YUL
2 stops15h 47mDelta
Deal found 9/10$496
This American Airlines deal was found by Cheapflights users on 9/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 11/97:30 amYUL - BOI
2 stops16h 39mAmerican Airlines
mié. 11/191:25 pmBOI - YUL
1 stop23h 39mAmerican Airlines
Deal found 9/9$568
This United Airlines deal was found by Cheapflights users on 9/10. 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.
lun. 11/105:50 pmYUL - BOI
1 stop21h 54mUnited Airlines
mié. 11/1910:39 amBOI - YUL
2 stops18h 53mUnited Airlines
Deal found 9/10$612
This United Airlines deal was found by Cheapflights users on 9/8. 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.
lun. 10/66:30 pmYUL - BOI
1 stop31h 14mUnited Airlines
lun. 10/137:05 pmBOI - YUL
1 stop11h 11mUnited Airlines
Deal found 9/8$629

Cheapflights Fare Finder

 
Customize your flight search to find flights from Pierre Elliott Trudeau Intl to Boise 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 septiembre 11, 2025.
Use the filters below to find and compare flights from Montreal Pierre Elliott Trudeau Intl Airport to Boise that are best for you.

Fly from

Pierre Elliott Trudeau Intl

Fly to

Boise

Route

Depart

Return

Price

MontrealBoise

YUL - BOI

YULBOI

Montreal Pierre Elliott Trudeau Intl

dom. 11/9

7:00 am-12:35 am

2 stops19h 35m

Boise Air Term. Gowen Fld

lun. 11/17

5:58 pm-11:40 am

2 stops15h 42m

$455

MontrealBoise

YUL - BOI

YULBOI

Montreal Pierre Elliott Trudeau Intl

dom. 11/9

7:00 am-12:35 am

2 stops19h 35m

Boise Air Term. Gowen Fld

mié. 11/19

5:55 am-11:42 pm

2 stops15h 47m

$467

MontrealBoise

YUL - BOI

YULBOI

Montreal Pierre Elliott Trudeau Intl

lun. 11/10

7:35 pm-2:04 pm

2 stops20h 29m

Boise Air Term. Gowen Fld

jue. 11/20

3:00 pm-11:42 pm

1 stop6h 42m

$471

MontrealBoise

YUL - BOI

YULBOI

Montreal Pierre Elliott Trudeau Intl

lun. 11/10

7:00 am-12:35 am

2 stops19h 35m

Boise Air Term. Gowen Fld

mié. 11/19

5:55 am-11:42 pm

2 stops15h 47m

$496

MontrealBoise

YUL - BOI

YULBOI

Montreal Pierre Elliott Trudeau Intl

vie. 2/20

7:45 pm-2:09 pm

2 stops20h 24m

Boise Air Term. Gowen Fld

mar. 2/24

7:30 pm-5:04 pm

2 stops19h 34m

$496

MontrealBoise

YUL - BOI

YULBOI

Montreal Pierre Elliott Trudeau Intl

dom. 11/9

7:30 am-10:09 pm

2 stops16h 39m

Boise Air Term. Gowen Fld

mié. 11/19

1:25 pm-3:04 pm

1 stop23h 39m

$568

MontrealBoise

YUL - BOI

YULBOI

Montreal Pierre Elliott Trudeau Intl

lun. 11/10

5:50 pm-11:28 pm

1 stop31h 38m

Boise Air Term. Gowen Fld

lun. 11/17

2:31 pm-4:58 pm

1 stop24h 27m

$580

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Best time to book a flight from Pierre Elliott Trudeau Intl to Boise

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

Related info for your journey

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

  • What airport do you fly into for flights to Boise from Montreal Pierre Elliott Trudeau Intl?

    Most people fly into Boise Air Term. Gowen Fld (BOI) if they book a flight to Boise from Montreal Pierre Elliott Trudeau Intl. On average, Air Term. Gowen Fld has 0 inbound flights from Montreal Pierre Elliott Trudeau Intl per day from 0 airlines. Boise Air Term. Gowen Fld is conveniently located just 3.3 mi from Boise’s city center.

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

    There are many flights that can get you from Montreal Pierre Elliott Trudeau Intl Airport to Boise in 19h 35m. Fly via Delta to get the fastest option. Airlines will cover a distance of 2071 mi.

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

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

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

    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 Boise.

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

    Yes. Cheapflights offers flight deals from Pierre Elliott Trudeau Intl to Boise by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Boise?

    Currently, October is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Boise (average of $314). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Boise in June is currently the most expensive (average of $398). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Ontario
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