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Flights from Calgary to Denver

Airlines operating flights from Calgary to Denver

Choose from 1 airlines flying from Calgary to Denver, including WestJet, and . United Airlines currently offers the cheapest ticket on this route.
Airlines are determined based on actual purchased flight tickets from Calgary to Denver according to previous 12 months data from Trip.com.

Find the cheapest direct flight options from Calgary to Denver over the next three months. Book one-way tickets from SAR 421 and round-trip tickets from SAR 709.

Displayed flight fares from Calgary to Denver are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Flight details for Calgary to Denver

The distance between Calgary and Denver is 1,445.3 km. It takes around 2 hours 34 minutes on average to fly from Calgary to Denver. Based on Trip.com's data, travel demand peaks in July. The off-season for travel is September.

Cheapest one-way flight priceSAR 375
Cheapest round-trip ticket priceSAR 690
Off-season for travelSeptember
Peak season for travelJuly
Flight distance1,445.3 km
Average flight time2 hours 34 minutes
Popular airlineWestJet
Flight statistics for the Calgary–Denver route are based on aggregated booking data from Trip.com over the past 12 months.

Find the best time to fly from Calgary to Denver

The cheapest time for Calgary to Denver flights: Jan 4 to Jan 11 — one way flight prices from SAR 375.

Cheapest flights
From price
Search
  • 1421
  • 2128
  • Jan

    284
  • 411
  • 1118
  • 1825
  • Feb

    251
  • 18
  • 815
  • 1522
  • Mar

    221
  • 18
Displayed fare trends are based on Trip.com's aggregated average of the lowest flight prices from Calgary to Denver, calculated over the upcoming 10 weeks.

Flight FAQs

  • What are the cheapest flights from Calgary to Denver (YYC-DEN)?

    Based on Trip.com data, Air Canada offers one-way fares as low as SAR 375 on Cheapest nonstop routes (e.g. YYC to DEN on Wed, Jan 7), while Air Canada offers Cheapest nonstop round-trips from SAR 690 departing on Wed, Jan 7 and returning on Sat, Jan 10.
  • At the moment, you can catch a nonstop flight from Calgary to Denver with the following airlines, including: WestJet Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.
  • It takes around 2 hours 34 minutes to fly from Calgary (YYC) to Denver (DEN).
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Calgary to Denver is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • Based on Trip.com data in the past 4 weeks, there is 26 flight per week flying from Calgary to Denver. You can check the weekly schedule for popular airlines on this route below: United Airlines: S/M/T/W/T/F/S -- UA550 (06:18) United Airlines: S/M/T/W/T/F/S -- UA1953 (14:16)
  • To find best deals on flights from Calgary to Denver, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Wed, Jan 7, with one-way flights priced at just SAR 375.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is United Airlines.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for Denver travel is around July.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Calgary to Denver is September, when demand for travel is lower.
  • After crunching the numbers on our December flight calendar, it's currently cheapest to fly from Calgary to Denver on December 19, 2025 with United Airlines, with prices starting at SAR 411.
  • You can land at any one of the following hubs in Denver, with Calgary International Airport to Denver International Airport (YYC-DEN) is by far the most common option on this route: Denver International Airport (DEN) Rocky Mountain Metropolitan Airport (BJC).
  • The time difference between Denver and Calgary is 0h.
  • Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.