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Flights from Denver to Calgary

Find the cheapest direct flight options from Denver to Calgary over the next three months. Book one-way tickets from NZD 223 and round-trip tickets from NZD 375.

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

Flight details for Denver to Calgary

The distance between Denver and Calgary is 1,445.3km. It takes around 2 hours 35 minutes on average to fly from Denver to Calgary. Based on Trip.com's data, travel demand peaks in July. The off-season for travel is September.

Cheapest one-way flight priceNZD 147
Cheapest return ticket priceNZD 362
Off-season travel monthSeptember
Peak season for travelJuly
Flight distance1,445.3km
Average flight time2 hours 35 minutes

Find the best time to fly from Denver to Calgary

The cheapest time for Denver to Calgary flights: Jan 4 to Jan 11 — one way flight prices from NZD 146.

Cheapest flights
From price
Search
  • 714
  • 1421
  • 2128
  • Jan

    284
  • 411
  • 1118
  • 1825
  • Feb

    251
  • 18
  • 815
  • 1522
  • Mar

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

Flight FAQs

  • Which airlines offer the cheapest flights from Denver (DEN) to Calgary (YYC)?

    Based on Trip.com data, Air Canada offers one-way fares as low as NZD 147 on Cheapest nonstop routes (e.g. DEN to YYC on Tue, Jan 6), while Air Canada offers Cheapest nonstop round-trips from NZD 362 departing on Wed, Jan 28 and returning on Wed, Feb 4.
  • It takes about 2 hours 35 minutes to fly from Denver (DEN) to Calgary (YYC).
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Denver to Calgary 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.
  • To find best deals on flights from Denver to Calgary, 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 Tue, Jan 6, with one-way flights priced at just NZD 147.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Air Canada.
    · 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 Calgary travel is around July.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Denver to Calgary is September, when demand for travel is lower.
  • After crunching the numbers on our December flight calendar, it's currently cheapest to fly from Denver to Calgary on December 30, 2025 with United Airlines, with prices starting at NZD 358.
  • The time difference between Calgary and Denver is 0h.
  • Tickets can only be changed or cancelled 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.