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Cheap flights from Billings to Montreal from C$ 921

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Billings to Montreal departing on 31/8. 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 Billings to Montreal

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
5:57 p.m. - 5:30 p.m.
BIL
-
YUL
21h 33m
2 stops
United Airlines Logo
9:45 a.m. - 10:07 p.m.
YUL
-
BIL
14h 22m
2 stops
C$ 921United Airlines
Mon, 31 Aug - Fri, 4 Sep
United Airlines Logo
7:00 a.m. - 3:28 p.m.
BIL
-
YUL
6h 28m
1 stop
United Airlines Logo
9:15 a.m. - 9:00 p.m.
YUL
-
BIL
13h 45m
2 stops
C$ 1,034United Airlines
Mon, 31 Aug - Fri, 4 Sep
United Airlines Logo
7:00 a.m. - 5:13 p.m.
BIL
-
YUL
8h 13m
1 stop
United Airlines Logo
9:15 a.m. - 9:00 p.m.
YUL
-
BIL
13h 45m
2 stops
C$ 1,036United Airlines
Mon, 31 Aug - Fri, 4 Sep
United Airlines Logo
7:00 a.m. - 3:28 p.m.
BIL
-
YUL
6h 28m
1 stop
United Airlines Logo
9:15 a.m. - 9:00 p.m.
YUL
-
BIL
13h 45m
2 stops
C$ 1,067United Airlines
Mon, 31 Aug - Fri, 4 Sep
United Airlines Logo
7:00 a.m. - 5:13 p.m.
BIL
-
YUL
8h 13m
1 stop
United Airlines Logo
4:25 p.m. - 10:07 p.m.
YUL
-
BIL
7h 42m
1 stop
C$ 1,082United Airlines
Mon, 31 Aug - Fri, 4 Sep
United Airlines Logo
7:00 a.m. - 3:28 p.m.
BIL
-
YUL
6h 28m
1 stop
United Airlines Logo
4:25 p.m. - 10:07 p.m.
YUL
-
BIL
7h 42m
1 stop
C$ 1,112United Airlines
Mon, 31 Aug - Fri, 4 Sep
Air Canada Logo
7:00 a.m. - 3:28 p.m.
BIL
-
YUL
6h 28m
1 stop
Air Canada Logo
4:25 p.m. - 10:07 p.m.
YUL
-
BIL
7h 42m
1 stop
C$ 1,160Air Canada
Mon, 31 Aug - Fri, 4 Sep

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United Airlines flights from Billings to Montreal Pierre Elliott Trudeau Intl Airport

Our best United Airlines deals on Billings to Montreal Pierre Elliott Trudeau Intl Airport flight tickets
United Airlines
31 Aug
BIL5:57 p.m.Billings Logan Intl
18h 43m
2 stops
YUL2:40 p.m.Montreal Pierre Elliott Trudeau Intl
4 Sep
YUL9:45 a.m.Montreal Pierre Elliott Trudeau Intl
13h 15m
2 stops
BIL9:00 p.m.Billings Logan Intl
C$ 921
United Airlines
31 Aug
BIL7:00 a.m.Billings Logan Intl
8h 13m
1 stop
YUL5:13 p.m.Montreal Pierre Elliott Trudeau Intl
4 Sep
YUL9:15 a.m.Montreal Pierre Elliott Trudeau Intl
13h 45m
2 stops
BIL9:00 p.m.Billings Logan Intl
C$ 1,034
United Airlines
31 Aug
BIL7:00 a.m.Billings Logan Intl
8h 13m
1 stop
YUL5:13 p.m.Montreal Pierre Elliott Trudeau Intl
4 Sep
YUL9:15 a.m.Montreal Pierre Elliott Trudeau Intl
13h 45m
2 stops
BIL9:00 p.m.Billings Logan Intl
C$ 1,036

momondo Fare Finder

 
Customize your flight search to find flights from Billings to Montreal Pierre Elliott Trudeau Intl Airport 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 96,600 searches. Data last updated 13 July 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

Mon 31/8

5:57 p.m.-5:30 p.m.

2 stops21h 33m

Montreal Pierre Elliott Trudeau Intl

Fri 4/9

9:45 a.m.-10:07 p.m.

2 stops14h 22m

C$ 921

BillingsMontreal

BIL - YUL

BILYUL

Billings Logan Intl

Mon 31/8

7:00 a.m.-3:28 p.m.

1 stop6h 28m

Montreal Pierre Elliott Trudeau Intl

Fri 4/9

9:15 a.m.-9:00 p.m.

2 stops13h 45m

C$ 1,034

BillingsMontreal

BIL - YUL

BILYUL

Billings Logan Intl

Mon 31/8

7:00 a.m.-5:13 p.m.

1 stop8h 13m

Montreal Pierre Elliott Trudeau Intl

Fri 4/9

9:15 a.m.-9:00 p.m.

2 stops13h 45m

C$ 1,036

BillingsMontreal

BIL - YUL

BILYUL

Billings Logan Intl

Mon 31/8

7:00 a.m.-3:28 p.m.

1 stop6h 28m

Montreal Pierre Elliott Trudeau Intl

Fri 4/9

9:15 a.m.-9:00 p.m.

2 stops13h 45m

C$ 1,067

BillingsMontreal

BIL - YUL

BILYUL

Billings Logan Intl

Mon 31/8

7:00 a.m.-5:13 p.m.

1 stop8h 13m

Montreal Pierre Elliott Trudeau Intl

Fri 4/9

4:25 p.m.-10:07 p.m.

1 stop7h 42m

C$ 1,082
Quickest round-trip

BillingsMontreal

BIL - YUL

BILYUL

Billings Logan Intl

Mon 31/8

7:00 a.m.-3:28 p.m.

1 stop6h 28m

Montreal Pierre Elliott Trudeau Intl

Fri 4/9

4:25 p.m.-10:07 p.m.

1 stop7h 42m

C$ 1,112

BillingsMontreal

BIL - YUL

BILYUL

Billings Logan Intl

Mon 31/8

7:00 a.m.-3:28 p.m.

1 stop6h 28m

Montreal Pierre Elliott Trudeau Intl

Fri 4/9

4:25 p.m.-10:07 p.m.

1 stop7h 42m

C$ 1,160

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Billings to Montreal Pierre Elliott Trudeau Intl Airport

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

Cheap Billings to Montreal Pierre Elliott Trudeau Intl Airport (BIL to YUL) flight deals and tips

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

Fastest flight time

18h 43m

Direct flights

None
The fastest flight from Billings to Montreal Pierre Elliott Trudeau Intl Airport takes 18h 43m
There are no direct flights from Billings to Montreal Pierre Elliott Trudeau Intl Airport. There are no popular flight routes from Billings to Montreal Pierre Elliott Trudeau Intl Airport.
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Frequently asked questions about flying from Billings to Montreal Pierre Elliott Trudeau Intl Airport

  • How far is Billings Logan Intl to Montreal Pierre Elliott Trudeau Intl by plane?

    Montreal Pierre Elliott Trudeau Intl is 2679.3 km away from Billings Logan Intl. In terms of flight time, this usually takes a little over 18h 43m.

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

    Prices for flights from Billings Logan Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport were last updated today.

  • How old do you have to be to fly from Billings Logan Intl Airport to Montreal Pierre Elliott Trudeau Intl 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 Billings Logan Intl Airport to Montreal Pierre Elliott Trudeau Intl Airport.

  • What documentation or ID do you need to fly to Montreal Pierre Elliott Trudeau Intl Airport?

    The travel and health documents you'll need for your trip to Montreal Pierre Elliott Trudeau Intl 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 Montreal Pierre Elliott Trudeau Intl 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 Billings to Montreal Pierre Elliott Trudeau Intl Airport

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

    Confirm your travel details to search for the latest offers for flights from Billings to Montreal Pierre Elliott Trudeau Intl Airport. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

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

    With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.

  • 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.

Travelling to a place near Montreal?

Book flights to Montreal if you plan to visit one of these locations
Laval
Trois-Rivières
Sherbrooke
Brossard
Montebello
Dorval
Longueuil
Cornwall
Boucherville
North Hatley
Drummondville
Saint-Sauveur
Magog
Bromont
Saint-Jean-sur-Richelieu
Sutton
Waterloo

Why use momondo?

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

It is quick and easy to find Billings to Montreal flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Montreal that suits you.

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

Flights from Billings to Montreal with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Billings to Montreal?

momondo helps you find the best flight between Billings and Montreal 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 Billings to Montreal right now. Can momondo alert me if prices change?

Price alerts on flights to Montreal from Billings 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.

An easier way to manage your Montreal Pierre Elliott Trudeau Intl Airport trip

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