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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Great Falls from $645

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Montreal Pierre Elliott Trudeau Intl Airport to Great Falls departing on 8/25. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Montreal Pierre Elliott Trudeau Intl Airport to Great Falls

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
5:10 pm - 12:28 pm
YUL
-
GTF
21h 18m
2 stops
Delta Logo
5:40 am - 11:40 pm
GTF
-
YUL
16h 00m
2 stops
$645Delta
Tue, Aug 25 - Sat, Aug 29
United Airlines Logo
6:10 am - 9:12 pm
YUL
-
GTF
17h 02m
2 stops
United Airlines Logo
2:25 pm - 2:40 pm
GTF
-
YUL
22h 15m
2 stops
$672United Airlines
Thu, Aug 20 - Mon, Aug 24
United Airlines Logo
6:10 am - 1:29 pm
YUL
-
GTF
9h 19m
2 stops
United Airlines Logo
2:25 pm - 10:40 am
GTF
-
YUL
18h 15m
2 stops
$673United Airlines
Thu, Aug 20 - Mon, Aug 24
United Airlines Logo
6:10 am - 9:12 pm
YUL
-
GTF
17h 02m
2 stops
United Airlines Logo
2:25 pm - 2:40 pm
GTF
-
YUL
22h 15m
2 stops
$677United Airlines
Thu, Aug 20 - Mon, Aug 24
United Airlines Logo
6:10 am - 9:12 pm
YUL
-
GTF
17h 02m
2 stops
United Airlines Logo
6:15 am - 5:13 pm
GTF
-
YUL
8h 58m
1 stop
$722United Airlines
Tue, Aug 25 - Sat, Aug 29
United Airlines Logo
9:45 am - 9:12 pm
YUL
-
GTF
13h 27m
2 stops
United Airlines Logo
6:15 am - 5:13 pm
GTF
-
YUL
8h 58m
1 stop
$732United Airlines
Thu, Aug 20 - Mon, Aug 24
United Airlines Logo
8:15 am - 9:12 pm
YUL
-
GTF
14h 57m
1 stop
United Airlines Logo
6:15 am - 5:13 pm
GTF
-
YUL
8h 58m
1 stop
$733United Airlines
Thu, Aug 20 - Mon, Aug 24
United Airlines Logo
8:15 am - 9:12 pm
YUL
-
GTF
14h 57m
1 stop
United Airlines Logo
2:25 pm - 11:59 am
GTF
-
YUL
19h 34m
2 stops
$751United Airlines
Sun, Aug 16 - Mon, Aug 24
United Airlines Logo
6:10 am - 9:12 pm
YUL
-
GTF
17h 02m
2 stops
United Airlines Logo
6:15 am - 3:28 pm
GTF
-
YUL
7h 13m
1 stop
$759United Airlines
Thu, Aug 20 - Mon, Aug 24
United Airlines Logo
8:15 am - 9:12 pm
YUL
-
GTF
14h 57m
1 stop
United Airlines Logo
6:15 am - 5:13 pm
GTF
-
YUL
8h 58m
1 stop
$763United Airlines
Sun, Aug 16 - Mon, Aug 24

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United Airlines flights from Montreal Pierre Elliott Trudeau Intl Airport to Great Falls

Our best United Airlines deals on Montreal Pierre Elliott Trudeau Intl Airport to Great Falls flight tickets
United Airlines
Aug 20
YUL6:10 amMontreal Pierre Elliott Trudeau Intl
17h 02m
2 stops
GTF9:12 pmGreat Falls
Aug 24
GTF2:25 pmGreat Falls
22h 15m
2 stops
YUL2:40 pmMontreal Pierre Elliott Trudeau Intl
$672
United Airlines
Aug 20
YUL6:10 amMontreal Pierre Elliott Trudeau Intl
9h 19m
2 stops
GTF1:29 pmGreat Falls
Aug 24
GTF2:25 pmGreat Falls
18h 15m
2 stops
YUL10:40 amMontreal Pierre Elliott Trudeau Intl
$673
United Airlines
Aug 20
YUL6:10 amMontreal Pierre Elliott Trudeau Intl
17h 02m
2 stops
GTF9:12 pmGreat Falls
Aug 24
GTF2:25 pmGreat Falls
22h 15m
2 stops
YUL2:40 pmMontreal Pierre Elliott Trudeau Intl
$677

momondo Fare Finder

 
Customize your flight search to find flights from Montreal Pierre Elliott Trudeau Intl Airport 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, momondo users made 832,500 searches. Data last updated July 19, 2026.
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

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MontrealGreat Falls

YUL - GTF

YULGTF

Montreal Pierre Elliott Trudeau Intl

Tue 8/25

5:10 pm-12:28 pm

2 stops21h 18m

Great Falls

Sat 8/29

5:40 am-11:40 pm

2 stops16h 00m

$645

MontrealGreat Falls

YUL - GTF

YULGTF

Montreal Pierre Elliott Trudeau Intl

Thu 8/20

6:10 am-9:12 pm

2 stops17h 02m

Great Falls

Mon 8/24

2:25 pm-2:40 pm

2 stops22h 15m

$672

MontrealGreat Falls

YUL - GTF

YULGTF

Montreal Pierre Elliott Trudeau Intl

Thu 8/20

6:10 am-1:29 pm

2 stops9h 19m

Great Falls

Mon 8/24

2:25 pm-10:40 am

2 stops18h 15m

$673

MontrealGreat Falls

YUL - GTF

YULGTF

Montreal Pierre Elliott Trudeau Intl

Thu 8/20

6:10 am-9:12 pm

2 stops17h 02m

Great Falls

Mon 8/24

2:25 pm-2:40 pm

2 stops22h 15m

$677

MontrealGreat Falls

YUL - GTF

YULGTF

Montreal Pierre Elliott Trudeau Intl

Tue 8/25

6:10 am-9:12 pm

2 stops17h 02m

Great Falls

Sat 8/29

6:15 am-5:13 pm

1 stop8h 58m

$722
Quickest round-trip

MontrealGreat Falls

YUL - GTF

YULGTF

Montreal Pierre Elliott Trudeau Intl

Thu 8/20

9:45 am-9:12 pm

2 stops13h 27m

Great Falls

Mon 8/24

6:15 am-5:13 pm

1 stop8h 58m

$732

MontrealGreat Falls

YUL - GTF

YULGTF

Montreal Pierre Elliott Trudeau Intl

Thu 8/20

8:15 am-9:12 pm

1 stop14h 57m

Great Falls

Mon 8/24

6:15 am-5:13 pm

1 stop8h 58m

$733

MontrealGreat Falls

YUL - GTF

YULGTF

Montreal Pierre Elliott Trudeau Intl

Sun 8/16

8:15 am-9:12 pm

1 stop14h 57m

Great Falls

Mon 8/24

2:25 pm-11:59 am

2 stops19h 34m

$751

MontrealGreat Falls

YUL - GTF

YULGTF

Montreal Pierre Elliott Trudeau Intl

Thu 8/20

6:10 am-9:12 pm

2 stops17h 02m

Great Falls

Mon 8/24

6:15 am-3:28 pm

1 stop7h 13m

$759

MontrealGreat Falls

YUL - GTF

YULGTF

Montreal Pierre Elliott Trudeau Intl

Sun 8/16

8:15 am-9:12 pm

1 stop14h 57m

Great Falls

Mon 8/24

6:15 am-5:13 pm

1 stop8h 58m

$763

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Montreal Pierre Elliott Trudeau Intl Airport to Great Falls

Are you open to changing your travel dates? Check out the ideal times to fly from Montreal Pierre Elliott Trudeau Intl Airport to Great Falls according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Montreal Pierre Elliott Trudeau Intl Airport to Great Falls (YUL to GTF) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Montreal Pierre Elliott Trudeau Intl Airport to Great Falls

Fastest flight time

9h 19m

Direct flights

None
The fastest flight from Montreal Pierre Elliott Trudeau Intl Airport to Great Falls takes 9h 19m
There are no direct flights from Montreal Pierre Elliott Trudeau Intl Airport to Great Falls. There are no popular flight routes from Montreal Pierre Elliott Trudeau Intl Airport to Great Falls.
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Frequently asked questions about flying from Montreal Pierre Elliott Trudeau Intl Airport to Great Falls

  • How far is Montreal Pierre Elliott Trudeau Intl to Great Falls by plane?

    The distance between Montreal Pierre Elliott Trudeau Intl and Great Falls is about 1773.4 mi. By plane, this route typically takes 9h 19m.

  • When did momondo last update prices for flights from Montreal Pierre Elliott Trudeau Intl Airport to Great Falls Airport?

    Prices for flights from Montreal Pierre Elliott Trudeau Intl Airport to Great Falls Airport refresh daily.

  • How old do you have to be to fly from Montreal Pierre Elliott Trudeau Intl Airport to Great Falls Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Montreal Pierre Elliott Trudeau Intl Airport to Great Falls Airport.

  • What documentation or ID do you need to fly to Great Falls Airport?

    The travel and health documents you'll need for your trip to Great Falls Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Great Falls Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Frequently asked questions about flying from Montreal Pierre Elliott Trudeau Intl Airport to Great Falls

  • How do I get Price Alerts for flights from Montreal Pierre Elliott Trudeau Intl Airport to Great Falls?

    Price Alerts will notify you by email when the price for flights to Great Falls from Montreal Pierre Elliott Trudeau Intl Airport decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

  • How can I save money on flights from Montreal Pierre Elliott Trudeau Intl Airport to Great Falls with momondo?

    Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

  • How does momondo find its flight prices?

    We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

Traveling to a place near Great Falls?

Book flights to Great Falls if you plan to visit one of these locations
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Why use momondo?

Why should I use momondo to find a flight deal from Montreal to Great Falls?

Finding the right flight to Great Falls from Montreal is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Great Falls quick and easy, saving you time and money.

Can I find flights from Montreal to Great Falls with flexible booking policies on momondo?

Yes. All flights to Great Falls from Montreal on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Montreal to Great Falls?

momondo helps you find the best flight between Montreal and Great Falls by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Montreal to Great Falls right now. Can momondo alert me if prices change?

Price alerts on flights to Great Falls from Montreal are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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