$273 Cheap United flights from Denver to Montreal (DEN to YUL)

Find The Best Day To Fly from Denver to Montreal

Amazing United DEN to YUL Flight Deals

The cheapest flights to Pierre Elliott Trudeau Intl. found within the past 7 days were $517 round trip and $273 one way. Prices and availability subject to change. Additional terms may apply.

Tue, Mar 3 - Sun, Mar 8
DEN
Denver
YUL
Montreal
$517 Roundtrip, found 8 hours ago
$517
Roundtrip
found 8 hours ago
Select United flight, departing Tue, Mar 3 from Denver to Montreal, returning Sun, Mar 8, priced at $517 found 8 hours ago
Wed, Mar 4 - Mon, Mar 9
DEN
Denver
YUL
Montreal
$551 Roundtrip, found 1 day ago
$551
Roundtrip
found 1 day ago
Select United flight, departing Wed, Mar 4 from Denver to Montreal, returning Mon, Mar 9, priced at $551 found 1 day ago

Frequently asked questions

Can I catch a flight from DIA airport to Montréal–Trudeau right now?
For info on any current Montréal–Trudeau travel advice and quarantine requirements, go to the Covid-19 Travel Advisor. Look before you book your flight, so you don't get caught out.
What terminal is United Airlines at Denver Airport?
At DEN, United Airlines flights to Pierre Elliott Trudeau Intl. Airport (YUL) generally set off from the main terminal. Like to know which terminal you'll be hopping off the plane at? It'll most likely be the main terminal.
Are there United Airlines non-stop flights from DEN to YUL?
Unfortunately, you can't fly direct from Denver Airport to Montreal Airport with United Airlines. Be ready to make at least one stopover if you have to travel on this particular route and airline.
How long is a United Airlines flight from DEN to YUL?
Bring that book you've been meaning to read. A flight from Denver Intl. Airport (DEN) to Montréal–Trudeau with United Airlines will take on average 5 hours and 5 minutes. You'll have enough time to immerse yourself in the absorbing storyline.
What type of aircraft does United Airlines fly from DEN to YUL?
If you're on your way from DEN to YUL with United Airlines, you'll usually be flying aboard the Airbus A220-300.
How many direct and indirect flights does United Airlines fly from DEN to YUL?
If you need to lock in a journey from DEN to YUL, you can choose from at least 7 United Airlines flights each day.
If I am not able to travel due to COVID-19, can I change my booking to a later date?
For more info about changing your flight to Montreal Airport, please visit our Customer Service Portal.
What is the best day to buy a plane ticket?
This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.
What are the cheapest days to fly?
Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.
How far in advance can you book a flight?
Trying to figure out how early you should book your flight? It's possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

Discover our best United flight from Denver DEN to Montreal YUL 

To find the best deals on flights to Denver from Montreal with United, just enter your travel dates, filter by United, and hit search. You’ll find flights to choose from and can sort by price, flight duration, and arrival or departure time.  

 

Return flights from Denver DEN to Montreal YUL with United 

If you’re planning a round trip, booking return flights with United is usually the most cost-effective option. With airfares ranging from $517 to $551, it’s easy to find a flight that suits your budget. Prices and availability subject to change. Additional terms may apply. 

 

Book one-way United flights from Denver DEN to Montreal YUL 

A one-way ticket gives you much greater flexibility—allowing you to choose your return date, destination, and time whenever you’re ready. By booking in advance you can find great deals on one-way tickets too. Right now, a one-way United flight from Denver to Montreal costs from $273. Prices and availability subject to change. Additional terms may apply. 

 

The easy way to find cheap flights to Montreal YUL from  Denver DEN with United 

To find a cheap United flight from Denver DEN to Montreal YUL, sort your search results by price or filter by budget. Thanks to Travelocity’s Price Match Promise, if you find a better airfare deal anywhere else within 24 hours, we’ll credit or refund the difference. 

 

How to find our best airfare deals on United flights from Denver DEN to Montreal YUL 

If you’re looking for cheap flights, it helps to be flexible when it comes to your travel dates. You’ll usually find lower cost tickets when you travel during quieter months such as March, or if you book a flight with a stopover. 

 

Find nonstop flights from Denver DEN to Montreal YUL with United 

If you’re keen to be on Montreal soil fast, don’t waste time with a stopover—filter your search results to show direct United flights only. The journey takes around hour(s) min(s) – so you’ll be there before you know it. 

 

Flexible airline tickets for United flights from Denver DEN to Montreal YUL 

Make sure you’re not out of pocket if plans change by choosing a flexible ticket with penalty-free amendment and cancellation options. Use our ‘no change fee’ filter to see which flights have this option.  

 

There are a lot of reasons to book your flights to Montreal YUL from  Denver DEN with United on Travelocity 

At Travelocity our vast and up-to-the-minute inventory puts all of our best flight deals in one place. So, whether you’re traveling on business or jetting off with friends and family, you can trust Travelocity to get you there.

United Airports
Hop on a(n) United flight today by flying to many destinations out of these domestic and international airports:
Airport code
Country
Airport name
Number of flights
ORDUSAO'Hare Intl.227
DENUSADenver Intl.226
IAHUSAGeorge Bush Intercontinental136
IADUSAWashington Dulles Intl.100
SFOUSASan Francisco Intl.64
LAXUSALos Angeles Intl.23
EWRUSALiberty Intl.20
FRADEUFrankfurt Intl.19
NRTJPNNarita Intl.19
PEKCHNCapital Intl.16

Travelers ❤️ these 🏨 after their flight to Montreal

Sheraton Montreal Airport Hotel

Sheraton Montreal Airport Hotel

4 out of 5
555 Boulevard McMillan Dorval QC
This hotel features a restaurant, a 24-hour gym, and a bar/lounge. Traveling on business? Take advantage of the business center, free WiFi in public areas, and ...
8.8/10 Excellent! (2,828 reviews)
Yes

Reviewed on Dec 20, 2025

Sheraton Montreal Airport Hotel
DoubleTree by Hilton Montreal Airport

DoubleTree by Hilton Montreal Airport

4 out of 5
705 Avenue Michel-Jasmin Dorval QC
This hotel features a restaurant, an indoor pool, and a bar/lounge. Traveling on business? Take advantage of the 24-hour business center, free WiFi in public ...
9/10 Wonderful! (1,866 reviews)
Nice hotel

Reviewed on Dec 23, 2025

DoubleTree by Hilton Montreal Airport
Novotel Montreal Aeroport

Novotel Montreal Aeroport

4 out of 5
2599 boulevard Alfred Nobel Montreal QC
This hotel features a restaurant, an indoor pool, and a bar/lounge. Traveling on business? Take advantage of the 24-hour business center and free WiFi in public ...
8.2/10 Very Good! (1,423 reviews)
Nice hotel. Clean and modern. I would give it a 5 star but had some issues with noise at night. Not sure if it was construction or someone just banging also, the restaurant in the lobby wasn’t very active and there’s not much around the area of the hotel for food or snack, snacks, etc..

Reviewed on Dec 21, 2025

Novotel Montreal Aeroport
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

Explore More Ways to Travel with Travelocity

*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.