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Cheap flights from Idaho to Montreal Pierre Elliott Trudeau Intl Airport from C$ 291

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 30/10. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — YUL
16 Oct — 23 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Idaho to Pierre Elliott Trudeau Intl

Keep the following information in mind while searching for Idaho to Pierre Elliott Trudeau Intl flight deals. Data was last updated 16 September 2025.

Round-trip from

C$ 687

One-way from

C$ 291

Popular in

September

Cheapest in

February

Average price

C$ 1,614
Delta
  • Delta
  • 18/2-25/2
  • 4 total stops
  • 23h 59m total
  • Idaho to Montreal
Search Deals
30/10
  • 30/10
  • 3 total stops
  • 32h 37m total
  • Idaho to Montreal
Search Deals
Highest demand for flights based on searches. 22% potential increase in price (C$ 426 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (C$ 87 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
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Find flight deals from Idaho to Pierre Elliott Trudeau Intl

Cheapest flights from Idaho to Pierre Elliott Trudeau Intl
Explore the most affordable flight options available from Idaho to Pierre Elliott Trudeau Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 September 2025.

Sun 5/109:00 a.m.BOI - YUL
2 stops12h 29mDelta
Tue 7/107:00 a.m.YUL - BOI
2 stops13h 51mDelta
Deal found 15/9C$ 833
Fri 3/102:12 p.m.BOI - YUL
1 stop14h 41mUnited Airlines
Mon 6/106:45 p.m.YUL - BOI
1 stop20h 45mUnited Airlines
Deal found 14/9C$ 888
Wed 1/109:00 a.m.BOI - YUL
2 stops12h 18mDelta
Sat 4/107:00 a.m.YUL - BOI
2 stops15h 20mDelta
Deal found 15/9C$ 902
Sun 5/1012:35 p.m.BOI - YUL
1 stop20h 05mUnited Airlines
Tue 7/104:45 p.m.YUL - BOI
1 stop22h 45mUnited Airlines
Deal found 15/9C$ 970
Sun 5/109:00 a.m.BOI - YUL
2 stops12h 29mDelta
Sun 12/107:00 a.m.YUL - BOI
2 stops11h 06mDelta
Deal found 14/9C$ 989
Sun 5/107:45 a.m.BOI - YUL
1 stop22h 31mUnited Airlines
Sun 12/108:10 a.m.YUL - BOI
1 stop31h 20mUnited Airlines
Deal found 14/9C$ 1,002
Wed 1/102:12 p.m.BOI - YUL
1 stop14h 41mUnited Airlines
Sat 4/106:30 p.m.YUL - BOI
1 stop21h 12mUnited Airlines
Deal found 14/9C$ 1,100

Cheapflights Fare Finder

 
Customize your flight search to find flights from Idaho to Pierre Elliott Trudeau Intl 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 629,999 searches. Data last updated 16 September 2025.
Use the filters below to find and compare flights from Idaho to Montreal Pierre Elliott Trudeau Intl Airport that are best for you.

Fly from

Idaho

Fly to

Pierre Elliott Trudeau Intl

Route

Depart

Return

Price

BoiseMontreal

BOI - YUL

BOIYUL

Boise Air Term. Gowen Fld

Wed 18/2

10:38 a.m.-11:12 p.m.

2 stops10h 34m

Montreal Pierre Elliott Trudeau Intl

Wed 25/2

7:00 a.m.-6:25 p.m.

2 stops13h 25m

C$ 687

BoiseMontreal

BOI - YUL

BOIYUL

Boise Air Term. Gowen Fld

Wed 18/2

6:48 a.m.-10:45 p.m.

2 stops13h 57m

Montreal Pierre Elliott Trudeau Intl

Wed 25/2

10:05 a.m.-11:33 p.m.

2 stops15h 28m

C$ 746

BoiseMontreal

BOI - YUL

BOIYUL

Boise Air Term. Gowen Fld

Sun 5/10

9:00 a.m.-11:29 p.m.

2 stops12h 29m

Montreal Pierre Elliott Trudeau Intl

Tue 7/10

7:00 a.m.-6:51 p.m.

2 stops13h 51m

C$ 833

BoiseMontreal

BOI - YUL

BOIYUL

Boise Air Term. Gowen Fld

Fri 3/10

2:12 p.m.-12:00 p.m.

2 stops19h 48m

Montreal Pierre Elliott Trudeau Intl

Mon 6/10

6:45 p.m.-1:30 p.m.

1 stop20h 45m

C$ 901

BoiseMontreal

BOI - YUL

BOIYUL

Boise Air Term. Gowen Fld

Wed 1/10

7:30 a.m.-11:18 p.m.

2 stops13h 48m

Montreal Pierre Elliott Trudeau Intl

Sat 4/10

6:00 a.m.-3:40 p.m.

2 stops11h 40m

C$ 902

BoiseMontreal

BOI - YUL

BOIYUL

Boise Air Term. Gowen Fld

Wed 18/2

5:40 a.m.-11:54 p.m.

2 stops16h 14m

Montreal Pierre Elliott Trudeau Intl

Fri 20/2

7:45 p.m.-2:09 p.m.

2 stops20h 24m

C$ 944

BoiseMontreal

BOI - YUL

BOIYUL

Boise Air Term. Gowen Fld

Fri 9/1

5:40 a.m.-1:49 p.m.

1 stop6h 09m

Montreal Pierre Elliott Trudeau Intl

Tue 13/1

6:00 a.m.-6:25 p.m.

2 stops14h 25m

C$ 956

BoiseMontreal

BOI - YUL

BOIYUL

Boise Air Term. Gowen Fld

Wed 18/2

10:40 a.m.-4:49 p.m.

1 stop28h 09m

Montreal Pierre Elliott Trudeau Intl

Fri 20/2

5:50 p.m.-11:37 p.m.

1 stop31h 47m

C$ 963

BoiseMontreal

BOI - YUL

BOIYUL

Boise Air Term. Gowen Fld

Thu 30/10

2:06 p.m.-12:43 a.m.

3 stops32h 37m

C$ 291

BoiseMontreal

BOI - YUL

BOIYUL

Boise Air Term. Gowen Fld

Thu 30/10

1:26 p.m.-11:44 a.m.

1 stop20h 18m

C$ 405

Flights are sorted by cheapest round-trip flights first.

Deals found on 15/9

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

Have a flexible travel schedule? Discover the best time to fly to Pierre Elliott Trudeau Intl from 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 from Idaho to Montreal Pierre Elliott Trudeau Intl Airport
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 Idaho to Pierre Elliott Trudeau Intl. 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 Idaho to Montreal Pierre Elliott Trudeau Intl Airport?

    A quick flight from Idaho to Montreal Pierre Elliott Trudeau Intl Airport can take about 10h 34m. Delta provides one of the quickest options available for as low as C$ 687. Airlines will cover a distance of 3333 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Idaho to Pierre Elliott Trudeau Intl 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 Idaho to Montreal Pierre Elliott Trudeau Intl Airport?

    Currently, October is the cheapest month in which you can book a flight from Idaho to Montreal Pierre Elliott Trudeau Intl Airport (average of C$ 241). Flying from Idaho to Montreal Pierre Elliott Trudeau Intl Airport in April is currently the most expensive (average of C$ 317). 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

Travelling to a place near Montreal Pierre Elliott Trudeau Intl Airport?

Book flights to Montreal Pierre Elliott Trudeau Intl Airport if you plan to visit one of these locations
Laval
Dorval
Sherbrooke
Cornwall
Brossard
Longueuil
Montebello
Trois-Rivières
Drummondville
Saint-Jean-sur-Richelieu
Boucherville
Bromont
North Hatley
Louiseville

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Alternative routes for Idaho to Pierre Elliott Trudeau Intl

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Yes! Cheapflights helps users easily find flights from Idaho to Pierre Elliott Trudeau Intl with no change fees.

Can Cheapflights notify me if prices for flights from Idaho to Pierre Elliott Trudeau Intl become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Pierre Elliott Trudeau Intl from Idaho today and book when prices fit your budget.

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