HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Boise

$518+ 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 1/6. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — BOI
Nov 28 — Dec 51
Fri 11/28
Fri 12/5
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Pierre Elliott Trudeau Intl to Boise with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 October 29, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$493
(American Airlines)

Popular in

December

Cheapest in

February

Average price

$851
Provider with most accurate pricing for Montreal Pierre Elliott Trudeau Intl-Boise Air Term. Gowen Fld flight deals.
Search Deals
Provider most trusted by Cheapflights users for Montreal Pierre Elliott Trudeau Intl-Boise Air Term. Gowen Fld flights.
Search Deals
From Montreal Pierre Elliott Trudeau Intl to Boise Air Term. Gowen Fld
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($47 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($45 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

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 October 29, 2025.

This Delta deal was found by Cheapflights users on 10/27. 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 11/197:10 amYUL - BOI
2 stops10h 55mDelta
Mon 11/249:00 amBOI - YUL
2 stops12h 42mDelta
Deal found 10/27$533
This American Airlines deal was found by Cheapflights users on 10/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/197:00 amYUL - BOI
2 stops14h 57mAmerican Airlines
Mon 11/241:33 pmBOI - YUL
1 stop23h 37mAmerican Airlines
Deal found 10/27$568
This Delta deal was found by Cheapflights users on 10/27. 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.
Thu 12/114:45 pmYUL - BOI
2 stops20h 19mDelta
Thu 12/1811:35 pmBOI - YUL
1 stop10h 00mDelta
Deal found 10/27$593
This United Airlines deal was found by Cheapflights users on 10/27. 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.
Wed 11/196:15 pmYUL - BOI
1 stop19h 24mUnited Airlines
Mon 11/246:15 amBOI - YUL
1 stop8h 43mUnited Airlines
Deal found 10/27$661
This Delta deal was found by Cheapflights users on 10/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/127:00 amYUL - BOI
2 stops15h 20mDelta
Fri 12/198:45 amBOI - YUL
2 stops13h 02mDelta
Deal found 10/28$668
This Mytrip deal was found by Cheapflights users on 10/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/126:45 amYUL - BOI
3 stops14h 06mMultiple Airlines
Fri 12/1910:41 pmBOI - YUL
3 stops23h 49mMultiple Airlines
Deal found 10/28$811
This WestJet deal was found by Cheapflights users on 10/27. 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.
Thu 12/117:30 pmYUL - BOI
2 stops25h 21mWestJet
Thu 12/1811:44 amBOI - YUL
2 stops17h 21mWestJet
Deal found 10/27$845

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 October 29, 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

Tue 1/6

3:30 pm-12:39 pm

2 stops23h 09m

Boise Air Term. Gowen Fld

Tue 1/20

10:15 am-10:20 am

2 stops22h 05m

$518

MontrealBoise

YUL - BOI

YULBOI

Montreal Pierre Elliott Trudeau Intl

Wed 11/19

7:10 am-4:05 pm

2 stops10h 55m

Boise Air Term. Gowen Fld

Mon 11/24

9:00 am-11:42 pm

2 stops12h 42m

$533

MontrealBoise

YUL - BOI

YULBOI

Montreal Pierre Elliott Trudeau Intl

Wed 11/19

7:00 am-7:57 pm

2 stops14h 57m

Boise Air Term. Gowen Fld

Mon 11/24

1:33 pm-3:10 pm

1 stop23h 37m

$568

MontrealBoise

YUL - BOI

YULBOI

Montreal Pierre Elliott Trudeau Intl

Fri 2/20

1:10 pm-10:51 pm

1 stop11h 41m

Boise Air Term. Gowen Fld

Tue 2/24

5:10 pm-10:20 am

2 stops15h 10m

$585

MontrealBoise

YUL - BOI

YULBOI

Montreal Pierre Elliott Trudeau Intl

Fri 2/20

7:45 pm-2:09 pm

2 stops20h 24m

Boise Air Term. Gowen Fld

Tue 2/24

3:00 pm-8:47 am

2 stops15h 47m

$591

MontrealBoise

YUL - BOI

YULBOI

Montreal Pierre Elliott Trudeau Intl

Fri 2/20

3:55 pm-12:54 pm

1 stop22h 59m

Boise Air Term. Gowen Fld

Tue 2/24

1:39 pm-3:05 pm

1 stop23h 26m

$593

MontrealBoise

YUL - BOI

YULBOI

Montreal Pierre Elliott Trudeau Intl

Thu 12/11

4:45 pm-11:04 am

2 stops20h 19m

Boise Air Term. Gowen Fld

Thu 12/18

11:35 pm-11:35 am

1 stop10h 00m

$593

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

Compare providers for flights from Pierre Elliott Trudeau Intl to Boise

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Pierre Elliott Trudeau Intl to Boise in October.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Montreal Pierre Elliott Trudeau Intl Airport-Boise flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Montreal Pierre Elliott Trudeau Intl Airport-Boise flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Montreal Pierre Elliott Trudeau Intl Airport-Boise flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Montreal Pierre Elliott Trudeau Intl Airport-Boise flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Montreal Pierre Elliott Trudeau Intl Airport-Boise flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 10h 55m. Fly via United Airlines, Delta, or American Airlines to get the fastest option. Airlines will cover a distance of 2071 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • 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.

See more FAQs

Traveling to a place near Boise?

Book flights to Boise if you plan to visit one of these locations
Ontario
Meridian
Nampa
Caldwell
McCall

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.

Alternative routes for Pierre Elliott Trudeau Intl to Boise

See prices for flight routes from nearby airports that may be better suited for you.
Pierre Elliott Trudeau Intl to Spokane flights
Pierre Elliott Trudeau Intl to Jackson flights
Pierre Elliott Trudeau Intl to West Yellowstone flights

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.