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$618+ Cheap flights from Pierre Elliott Trudeau Intl (YUL) to Great Falls (GTF)

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 1/15. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — GTF
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap flight deals from Pierre Elliott Trudeau Intl to Great Falls

Best flights from Pierre Elliott Trudeau Intl to Great Falls
Discover carefully curated flight deals from Pierre Elliott Trudeau Intl to Great Falls that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 12, 2025.

This Delta deal was found by Cheapflights users on 12/9. 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.
Thu 1/1512:54 pmYUL - GTF
2 stops25h 39mDelta
Mon 1/191:15 pmGTF - YUL
2 stops20h 30mDelta
Deal found 12/9$618
This United Airlines deal was found by Cheapflights users on 12/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/156:00 amYUL - GTF
2 stops17h 53mUnited Airlines
Mon 1/192:29 pmGTF - YUL
1 stop24h 29mUnited Airlines
Deal found 12/9$753

Find flight deals from Pierre Elliott Trudeau Intl to Great Falls

Discover tips and strategies to find the most affordable flight options for your journey from Pierre Elliott Trudeau Intl (YUL) to Great Falls (GTF). 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 December 12, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
1 star

Round-trip from

$618
(Delta)
Provider with most accurate pricing for Montreal Pierre Elliott Trudeau Intl-Great Falls flight deals.
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Provider most trusted by Cheapflights users for Montreal Pierre Elliott Trudeau Intl-Great Falls flights.
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From Montreal Pierre Elliott Trudeau Intl to Great Falls
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Pierre Elliott Trudeau Intl to Great Falls 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 December 12, 2025.
Use the filters below to find and compare flights from Montreal Pierre Elliott Trudeau Intl Airport to Great Falls that are best for you.

Fly from

Pierre Elliott Trudeau Intl

Fly to

Great Falls

Route

Depart

Return

Price

MontrealGreat Falls

YUL - GTF

YULGTF

Montreal Pierre Elliott Trudeau Intl

Thu 1/15

12:54 pm-12:33 pm

2 stops25h 39m

Great Falls

Mon 1/19

1:15 pm-11:45 am

2 stops20h 30m

$618

MontrealGreat Falls

YUL - GTF

YULGTF

Montreal Pierre Elliott Trudeau Intl

Thu 1/15

6:00 am-9:53 pm

2 stops17h 53m

Great Falls

Mon 1/19

2:29 pm-4:58 pm

1 stop24h 29m

$753

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/9

  • Most accurate provider: When it comes to deals on Montreal Pierre Elliott Trudeau Intl Airport-Great Falls flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Montreal Pierre Elliott Trudeau Intl Airport-Great Falls flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Montreal Pierre Elliott Trudeau Intl Airport-Great Falls 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-Great Falls flights, Cheapflights users trust FlightHub the most. FlightHub 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-Great Falls 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 Great Falls

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

    Great Falls (GTF), located 3.5 mi from the city center, is the airport you fly into when you book flights from Montreal Pierre Elliott Trudeau Intl to Great Falls. 0 airlines have flights to Great Falls from Montreal Pierre Elliott Trudeau Intl on a regular basis. Booking flights from Montreal Pierre Elliott Trudeau Intl to Great Falls should not be difficult; the airport handles an average of 0 inbound flights from Montreal Pierre Elliott Trudeau Intl per day.

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

    For as low as $753, Delta can have you in Great Falls from Montreal Pierre Elliott Trudeau Intl Airport in 17h 53m. The distance from Montreal Pierre Elliott Trudeau Intl Airport to Great Falls is about 1777 mi. This flight may include one or multiple stops.

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

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

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

    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 Great Falls.

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

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

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