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Cheap flights from Billings to Montreal Pierre Elliott Trudeau Intl Airport from C$ 824

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 8/7. Fares are subject to change and may not be available on all flights or dates of travel.
BIL — YUL
14 Jul — 21 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Billings to Pierre Elliott Trudeau Intl

Enter your travel dates to find the best prices.

Cheapest flights from Billings to Pierre Elliott Trudeau Intl
Explore the most affordable flight options available from Billings to Pierre Elliott Trudeau Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 14 June 2026.

Wed 8/71:29 p.m.
BIL
-
YUL
2 stops18h 19m
American Airlines
Wed 15/710:30 a.m.
YUL
-
BIL
2 stops14h 43m
American Airlines
Deal found 11/6C$ 824
Fri 10/71:29 p.m.
BIL
-
YUL
2 stops18h 19m
American Airlines
Fri 17/712:30 p.m.
YUL
-
BIL
1 stop25h 49m
American Airlines
Deal found 12/6C$ 864
Wed 21/102:28 p.m.
BIL
-
YUL
2 stops18h 12m
United Airlines
Fri 23/106:30 p.m.
YUL
-
BIL
2 stops17h 16m
United Airlines
Deal found 13/6C$ 1,017
Wed 21/105:00 a.m.
BIL
-
YUL
1 stop8h 29m
Air Canada
Fri 23/108:10 a.m.
YUL
-
BIL
2 stops11h 06m
Air Canada
Deal found 12/6C$ 1,239

Find flight deals from Billings to Pierre Elliott Trudeau Intl

Discover tips and strategies to find the most affordable flight options for your journey from Billings (BIL) to Pierre Elliott Trudeau Intl (YUL). 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 14 June 2026.

Round-trip from

C$ 824
American Airlines
  • American Airlines
  • 8/7-15/7
  • 4 total stops
  • 33h 02m total
  • Billings to Montreal
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Billings 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 14 June 2026.
Use the filters below to find and compare flights from Billings to Montreal Pierre Elliott Trudeau Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BillingsMontreal

BIL - YUL

BILYUL

Billings Logan Intl

Wed 8/7

1:29 p.m.-9:48 a.m.

2 stops18h 19m

Montreal Pierre Elliott Trudeau Intl

Wed 15/7

10:30 a.m.-11:13 p.m.

2 stops14h 43m

C$ 824

BillingsMontreal

BIL - YUL

BILYUL

Billings Logan Intl

Fri 10/7

1:29 p.m.-9:48 a.m.

2 stops18h 19m

Montreal Pierre Elliott Trudeau Intl

Fri 17/7

12:30 p.m.-12:19 p.m.

1 stop25h 49m

C$ 864

BillingsMontreal

BIL - YUL

BILYUL

Billings Logan Intl

Wed 21/10

2:28 p.m.-10:40 a.m.

2 stops18h 12m

Montreal Pierre Elliott Trudeau Intl

Fri 23/10

6:30 p.m.-9:46 a.m.

2 stops17h 16m

C$ 1,017
Quickest round-trip

BillingsMontreal

BIL - YUL

BILYUL

Billings Logan Intl

Wed 21/10

5:00 a.m.-3:29 p.m.

1 stop8h 29m

Montreal Pierre Elliott Trudeau Intl

Fri 23/10

8:10 a.m.-5:16 p.m.

2 stops11h 06m

C$ 1,239

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/6

Sorted by cheapest first

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

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

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

    For a flight from Billings to Montreal Pierre Elliott Trudeau Intl, you will be flying from Billings Logan Intl. Billings Logan Intl (BIL) is just 4.4 km from the centre of the city. Billings Logan Intl is the only Billings airport and it handles 0 outbound flights to Montreal Pierre Elliott Trudeau Intl per day. 0 airlines have flights to Montreal Pierre Elliott Trudeau Intl from Billings Logan Intl on a regular basis.

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

    A quick flight from Billings to Montreal Pierre Elliott Trudeau Intl Airport can take about 18h 12m. American Airlines provides one of the quickest options available for as low as C$ 1,017. There are 2683 km between Billings and Montreal Pierre Elliott Trudeau Intl Airport. Both multi-stop and direct flights can be found to your destination and back.

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

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

  • How can I find direct flights from Billings 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 Billings to Pierre Elliott Trudeau Intl.

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

    Yes. Cheapflights offers flight deals from Billings 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
Dorval
Trois-Rivières
Brossard
Sherbrooke
Cornwall
Longueuil
Montebello
Magog
Boucherville
Bromont
Saint-Jean-sur-Richelieu
Drummondville
North Hatley
Saint-Sauveur
Louiseville

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Billings to Pierre Elliott Trudeau Intl

See prices for flight routes from nearby airports that may be better suited for you.
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Why should you use Cheapflights to find cheap flight tickets from Billings to Pierre Elliott Trudeau Intl?

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Can Cheapflights find flights from Billings to Pierre Elliott Trudeau Intl with no change fees?

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

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