International route
Cheap flights from Montreal to Denver
Montréal-Trudeau International Airport (YUL) to Denver International Airport (DEN). 1,608 miles, 3h 55m nonstop.
YUL to DEN at a glance
Computed from airline schedules and the fares we track for this route. Refreshed several times a day.
- Distance
- 1,608 milesgreat-circle
- Typical flight time
- 3h 55mnonstop, gate to gate
- Nonstop airlines
- UAWNB6AS8 airlinesUnited, Southwest, JetBlue
- Nonstop flights per day
- 14all airlines combined
- Cheapest month
- February 2027over the next six months
- Best day to fly
- Wednesday17% less than Friday
- Time difference
- 2h behindDenver vs Montreal
Montreal to Denver
Round trips from $131
Per traveler, taxes and fees included. Lowest fare we found departs Wed, Feb 10.
Cheapest month: February 2027
See fares on these datesLock any fare free — pay only when you accept your last-minute deal
Or ask an agent on WhatsAppMontreal to Denver fares by month
Lowest round-trip economy fare per traveler in each of the next six months, taxes and fees included. Select a month to search that date.
Airlines flying Montreal to Denver
8 airlines fly nonstop with 14 departures a day combined, plus 4 more with one stop.
- ACAir CanadaStar AllianceNonstop · 3 flights a day · first checked bag from $35
- UAUnited AirlinesStar AllianceNonstop · 3 flights a day · first checked bag from $40
- F9Frontier AirlinesLow-costNonstop · 2 flights a day · first checked bag from $55
- WNSouthwest AirlinesLow-costNonstop · 2 flights a day · first checked bag from $35
- ASAlaska AirlinesoneworldNonstop · 1 flight a day · first checked bag from $35
- MXBreeze AirwaysLow-costNonstop · 1 flight a day · first checked bag from $45
- B6JetBlueNonstop · 1 flight a day · first checked bag from $40
- NKSpirit AirlinesLow-costNonstop · 1 flight a day · first checked bag from $55
- AAAmerican AirlinesoneworldConnecting via DFW, CLT, ORD, PHL, DCA, JFK · first checked bag from $40
- DLDelta Air LinesSkyTeamConnecting via ATL, MSP, DTW, SLC, JFK, BOS, LGA · first checked bag from $35
- SYSun Country AirlinesLow-costConnecting via MSP · first checked bag from $45
- WSWestJetConnecting via YYZ · first checked bag from $35
Connecting options
Hubs where one airline can carry you on both legs, most choices first.
- New York (JFK)AADL2 airlines
- Minneapolis (MSP)DLSY2 airlines
- Dallas (DFW)AA1 airline
- Charlotte (CLT)AA1 airline
- Chicago (ORD)AA1 airline
Tips for this route
- United, Southwest, JetBlue and Alaska all fly YUL to DEN nonstop, so compare the total with bags before picking the lowest base fare: the difference between a basic and a standard economy ticket is often less than one checked bag each way.
- February 2027 is the cheapest month to fly over the next six months, with round trips from $131; September 2026 is the most expensive at $176 and up, a difference of $45 per traveler.
- Departing on a Wednesday averages 17% less than a Friday on this route. If your dates are flexible, shift the outbound by a day or two and check the calendar view before you book.
- Book 6 to 12 weeks ahead; fares climb in the last three weeks and around holidays.
- Denver is 2 hours behind Montreal. A morning departure lands in Denver with most of the day left; an evening flight arrives close to local dinner time.
Destination guide
Denver: Mile-high base camp for the Rockies
Denver International is the third-busiest airport in the country and a hub for United, Southwest and Frontier, which keeps fares low from every direction. The city itself is a lively base for the Rockies, with ski resorts 90 minutes away.
Best time to visit: June–September for hiking and Red Rocks concerts; December–March for skiing. Spring can swing from snow to 70°F in a week; September is dependably dry and golden.
Flying the other way? Denver to MontrealFares, airlines and tips for DEN to YUL.Ready to compare live fares?
See every airline on YUL–DEN side by side with bags and seat rules spelled out.
Search Montreal to DenverMontreal to Denver: common questions
How long is the flight from Montreal to Denver?
A nonstop flight from Montreal (YUL) to Denver (DEN) takes about 3h 55m gate to gate, covering 1,608 miles. Connecting itineraries add the layover, typically 2 to 5 hours more in total.
Which airlines fly nonstop from YUL to DEN?
United Airlines, Southwest Airlines, JetBlue, Alaska Airlines, Spirit Airlines, Frontier Airlines, Breeze Airways and Air Canada operate nonstop flights from Montreal (YUL) to Denver (DEN), with 14 nonstop departures a day between them. One-stop options connect through JFK, MSP and DFW.
What is the cheapest month to fly from Montreal to Denver?
Over the next six months, February 2027 has the lowest round-trip fares from Montreal (YUL) to Denver (DEN), starting at $131 per traveler including taxes and fees. Within any month, Wednesday departures average the lowest prices.
How far in advance should I book Montreal to Denver flights?
Book 6 to 12 weeks ahead; fares climb in the last three weeks and around holidays. Air1 Tickets includes free cancellation within 24 hours of booking on every fare, so you can lock in a good price and keep looking.
What is the time difference between Montreal and Denver?
Denver is 2 hours behind Montreal. YUL is on America/Toronto time and DEN on America/Denver time. Departure and arrival times in search results are always shown in local time at each airport.
Related routes
Other popular city pairs from the same departure city and to the same destination, with the lowest round-trip fares we found.