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Cheap flights from Idaho to Montreal Pierre Elliott Trudeau Intl Airport from C$ 397

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 2/4. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — YUL
20 Apr — 27 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Idaho to Pierre Elliott Trudeau Intl

Enter your travel dates to find the best prices.

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 21 March 2026.

Fri 17/411:35 p.m.
BOI
-
YUL
1 stop10h 01m
Delta
Fri 24/47:00 a.m.
YUL
-
BOI
1 stop9h 26m
Delta
Deal found 18/3C$ 860
Thu 25/64:06 p.m.
BOI
-
YUL
2 stops17h 38m
American Airlines
Sat 4/73:48 p.m.
YUL
-
BOI
1 stop9h 17m
American Airlines
Deal found 20/3C$ 865
Sun 3/511:35 p.m.
BOI
-
YUL
2 stops10h 24m
Delta
Sun 10/57:10 a.m.
YUL
-
BOI
2 stops12h 40m
Delta
Deal found 18/3C$ 881
Mon 1/64:06 p.m.
BOI
-
YUL
2 stops17h 38m
American Airlines
Sat 6/65:33 p.m.
YUL
-
BOI
1 stop22h 47m
American Airlines
Deal found 19/3C$ 888
Thu 25/62:05 p.m.
BOI
-
YUL
1 stop16h 20m
Air Canada
Sat 4/78:15 a.m.
YUL
-
BOI
1 stop15h 20m
Air Canada
Deal found 20/3C$ 928
Fri 17/46:00 a.m.
BOI
-
YUL
2 stops16h 38m
Multiple Airlines
Fri 24/46:30 p.m.
YUL
-
BOI
2 stops18h 36m
Multiple Airlines
Deal found 18/3C$ 937
Thu 25/67:05 p.m.
BOI
-
YUL
1 stop11h 20m
United Airlines
Sat 4/711:23 a.m.
YUL
-
BOI
2 stops12h 12m
United Airlines
Deal found 19/3C$ 939

Find 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 21 March 2026.

Round-trip from

C$ 860

One-way from

C$ 397
Delta
  • Delta
  • 17/4-24/4
  • 2 total stops
  • 19h 27m total
  • Idaho to Montreal
Search Deals
Delta
  • Delta
  • 2/4
  • 2 total stops
  • 14h 10m total
  • Idaho to Montreal
Search Deals

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 21 March 2026.
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

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BoiseMontreal

BOI - YUL

BOIYUL

Boise Air Term. Gowen Fld

Thu 25/6

3:11 p.m.-4:53 p.m.

1 stop23h 42m

Montreal Pierre Elliott Trudeau Intl

Sat 4/7

3:48 p.m.-11:05 p.m.

1 stop9h 17m

C$ 860
Quickest round-trip

BoiseMontreal

BOI - YUL

BOIYUL

Boise Air Term. Gowen Fld

Fri 17/4

11:35 p.m.-11:36 a.m.

1 stop10h 01m

Montreal Pierre Elliott Trudeau Intl

Fri 24/4

7:00 a.m.-2:26 p.m.

1 stop9h 26m

C$ 860

BoiseMontreal

BOI - YUL

BOIYUL

Boise Air Term. Gowen Fld

Thu 25/6

2:05 p.m.-8:25 a.m.

1 stop16h 20m

Montreal Pierre Elliott Trudeau Intl

Sat 4/7

8:15 a.m.-9:35 p.m.

1 stop15h 20m

C$ 928

BoiseMontreal

BOI - YUL

BOIYUL

Boise Air Term. Gowen Fld

Thu 25/6

7:00 a.m.-8:25 a.m.

2 stops23h 25m

Montreal Pierre Elliott Trudeau Intl

Sat 4/7

11:23 a.m.-9:35 p.m.

2 stops12h 12m

C$ 937

BoiseMontreal

BOI - YUL

BOIYUL

Boise Air Term. Gowen Fld

Fri 17/4

6:26 p.m.-11:44 a.m.

2 stops15h 18m

Montreal Pierre Elliott Trudeau Intl

Fri 24/4

7:29 a.m.-10:54 p.m.

2 stops17h 25m

C$ 952

BoiseMontreal

BOI - YUL

BOIYUL

Boise Air Term. Gowen Fld

Mon 13/4

7:03 p.m.-11:51 a.m.

2 stops14h 48m

Montreal Pierre Elliott Trudeau Intl

Wed 15/4

11:10 a.m.-10:35 p.m.

2 stops13h 25m

C$ 995
Cheapest one-way

BoiseMontreal

BOI - YUL

BOIYUL

Boise Air Term. Gowen Fld

Thu 2/4

7:30 a.m.-11:40 p.m.

2 stops14h 10m

C$ 397
Quickest one-way

BoiseMontreal

BOI - YUL

BOIYUL

Boise Air Term. Gowen Fld

Thu 2/4

5:00 a.m.-4:52 p.m.

1 stop9h 52m

C$ 618

Flights are sorted by cheapest round-trip flights first.

Deals found on 19/3

Sorted by cheapest first

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 01m. American Airlines provides one of the quickest options available for as low as C$ 860. 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.

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
Trois-Rivières
Dorval
Sherbrooke
Cornwall
Montebello
Brossard
Boucherville
Longueuil
Magog
Saint-Jean-sur-Richelieu
Bromont
Drummondville
North Hatley
Saint-Sauveur
Louiseville

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Alternative routes for Idaho to Pierre Elliott Trudeau Intl

See prices for flight routes from nearby airports that may be better suited for you.
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How does Cheapflights help users find flights from Idaho to Pierre Elliott Trudeau Intl?

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Why should you use Cheapflights to find cheap flight tickets from 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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