There are most likely no direct flights on the Calgary — Denver route
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A non-stop flight is the most convenient and comfortable way to fly from Calgary to Denver, despite the fact that sometimes flights with transfers can cost significantly less.
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Answers to questions about the route that travelers are most interested in.
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There are most likely no direct flights on the Calgary — Denver route
The minimum one-way ticket price from Calgary to Denver is $150 (October 2026), while the maximum is $365 (September 2026). On average, a ticket costs $258–$365.
Calgary — Denver
09/18/2026
Departure
Direct flight
UA550
starting at $308
starting at $195
The route Calgary — Denver is served by a single airline — United Airlines. This means that when planning your trip, you won’t need to spend time choosing between dozens of carriers: all flights are operated by one provider, which simplifies the booking process. Despite the limited choice, passengers can still plan ahead, select optimal departure dates, and buy tickets at the lowest price — from $195. Using our service, you can quickly compare available United Airlines flights and book a seat in advance at a favorable rate.
The cheapest flight ticket from Calgary to Denver according to data for the last 48 hours costs $195
Often the best time to buy tickets from Calgary to Denver is 2 months before departure.
Based on statistics over the past years, the lowest prices for flights from Calgary to Denver can be found flying in these months: October, September.
The fastest flights from Calgary to Denver start from 2 hours 34 minutes in the air.
The following airlines operate direct flights on the route Calgary — Denver: United Airlines
The cheapest one-way flight from Calgary to Denver departs on 09/18/2026, is operated by United Airlines and costs $195
The cheapest roundtrip flight from Calgary to Denver departs on 07/28/2027, is operated by Air Canada and costs $271
Fastest flight from Calgary to Denver takes 2h 34m
There are direct flights on this route 1 day a week: Fr
The distance between Calgary and Denver is 1440km (893 miles). There are 64 direct flights from Calgary to Denver. Calgary and Denver are in the same time zone. Flights from Calgary begin at 6:00 AM. The latest flight from Calgary departs at 7:15 PM
We couldn't find any special offers for flights from Calgary to Denver