Cheap Flights from Calgary, AB to Denver, CO from $101

One way Round trip

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Return flight: Denver – Calgary

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On Cheapflightsplus.com you will find 12 direct and 859 connecting flights from Calgary to Denver. You can compare airfare deals from 10 airlines and multiple travel sites from $101, book and save on cheap plane tickets and last minute offers. Also check out YYC-DEN flight schedule to find best flight time, convenient departure and arrival airports.

Find One-Way and Round-Trip Calgary to Denver Flight Deals

To find the cheapest one way airline ticket select the date with the lowest price on the calendar below and click «Find Flights». To search for round-trip flight deals click on the link «Check prices for return flights» and select the date of the return flight. Cheapest flights in November: $101 (one-way), $173 (round-trip).

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Best Flights from Calgary to Denver Today

Take a look at the list of non stop flights and flights with layovers from Calgary to Denver with the lowest price of $101. The fastest direct flight takes 2h 27m and the fastest connecting – 5h 10m.

Price	Departure	Arrival	Flight Duration	Airline	Flight
from $101 Find flight	08:55 Calgary Calgary Int.	11:26 Denver Denver International	2h 31m	WestJet	WS1570
from $101 Find flight	16:20 Calgary Calgary Int.	18:51 Denver Denver International	2h 31m	WestJet	WS1568
from $105 Find flight	19:30 Calgary Calgary Int.	22:04 Denver Denver International	2h 34m	United Airlines	UA355
from $111 Find flight	17:05 Calgary Calgary Int.	19:35 Denver Denver International	2h 30m	United Airlines	UA1469
from $126 Find flight	06:15 Calgary Calgary Int.	08:49 Denver Denver International	2h 34m	Air Canada	AC5324
from $126 Find flight	19:30 Calgary Calgary Int.	22:04 Denver Denver International	2h 34m	Air Canada	AC4011
from $146 Find flight	13:30 Calgary Calgary Int.	16:04 Denver Denver International	2h 34m	Air Canada	AC3254
from $200 Find flight	06:15 Calgary Calgary Int.	08:42 Denver Denver International	2h 27m	United Airlines	UA550
from $236 Find flight	19:30 Calgary Calgary Int.	22:04 Denver Denver International	2h 34m	United Airlines	UA2145
from $401 Find flight	13:30 Calgary Calgary Int.	16:04 Denver Denver International	2h 34m	Air Canada	AC3283
from $440 Find flight	13:30 Calgary Calgary Int.	15:58 Denver Denver International	2h 28m	United Airlines	UA1953
from $124 Find flight	12:30 Calgary Calgary Int.	18:01 Denver Denver International	5h 31m layover 1h 54m - Edmonton	Air Canada	AC8134 AC4159
from $124 Find flight	06:25 Calgary Calgary Int.	12:28 Denver Denver International	6h 3m layover 1h 35m - Vancouver	Air Canada	AC201 AC4095
from $143 Find flight	10:15 Calgary Calgary Int.	16:38 Denver Denver International	6h 23m layover 1h 50m - Vancouver	Air Canada	AC209 AC576
from $143 Find flight	08:25 Calgary Calgary Int.	14:55 Denver Denver International	6h 30m layover 2h 0m - Vancouver	Air Canada	AC205 AC4592
from $181 Find flight	10:30 Calgary Calgary Int.	13:17+1 день Denver Denver International	26h 47m layover 21h 59m - Minneapolis	WestJet	WS1610 SY653

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*Departure and arrival times - local. Prices indicated for one-way flights. Information updated on August 30, 2025

Flight Schedule Calgary (Alberta) to Denver (Colorado)

Full flight schedule will help you in detecting at what time planes fly from Calgary to Denver. You can also specify the concrete flights and airlines on the route and how long the flight actually is. Use the calendar for today, tomorrow or other specific date as some flights are available only on certain days of the week.

Departure	Flight Details	Flight Duration	Price
06:15 — 08:49	06:15 — 08:49 AC5324 Air Canada Calgary — Denver	2h 34m	Find flight from$126
06:15 — 08:42	06:15 — 08:42 UA550 United Airlines Calgary — Denver	2h 27m	Find flight from$200
08:55 — 11:26	08:55 — 11:26 WS1570 WestJet Calgary — Denver	2h 31m	Find flight from$101
13:30 — 16:04	13:30 — 16:04 AC3254 Air Canada Calgary — Denver	2h 34m	Find flight from$146
13:30 — 16:04	13:30 — 16:04 AC3283 Air Canada Calgary — Denver	2h 34m	Find flight from$401
13:30 — 15:58	13:30 — 15:58 UA1953 United Airlines Calgary — Denver	2h 28m	Find flight from$440
16:20 — 18:51	16:20 — 18:51 WS1568 WestJet Calgary — Denver	2h 31m	Find flight from$101
17:05 — 19:35	17:05 — 19:35 UA1469 United Airlines Calgary — Denver	2h 30m	Find flight from$111
19:30 — 22:04	19:30 — 22:04 UA355 United Airlines Calgary — Denver	2h 34m	Find flight from$105
19:30 — 22:04	19:30 — 22:04 AC4011 Air Canada Calgary — Denver	2h 34m	Find flight from$126
19:30 — 22:04	19:30 — 22:04 AC3056 Air Canada Calgary — Denver	2h 34m	Find flight from$146
19:30 — 22:04	19:30 — 22:04 UA2145 United Airlines Calgary — Denver	2h 34m	Find flight from$236
06:25 — 12:28	06:00 — 06:44 AC201 Air Canada Calgary — Vancouver 1h 35m stop 08:30 — 12:21 AC4095 Air Canada Vancouver — Denver	6h 3m including layover	Find flight from$124
07:00 — 21:28	07:00 — 07:40 AC203 Air Canada Calgary — Vancouver 9h 50m stop 17:30 — 21:28 AC3098 Air Canada Vancouver — Denver	14h 28m including layover	Find flight from$144
07:00 — 16:38	07:00 — 07:40 AC203 Air Canada Calgary — Vancouver 5h 5m stop 12:45 — 16:38 AC576 Air Canada Vancouver — Denver	9h 38m including layover	Find flight from$163
08:25 — 14:55	09:00 — 09:44 AC205 Air Canada Calgary — Vancouver 2h stop 12:44 — 16:32 AC4592 Air Canada Vancouver — Denver	6h 30m including layover	Find flight from$143
09:55 — 10:17 +1 day	09:55 — 11:56 WS1508 WestJet Calgary — San Francisco 18h 41m stop 06:37 — 10:17 F91230 Frontier Airlines San Francisco — Denver	24h 22m including layover	Find flight from$189
10:15 — 16:38	10:15 — 10:55 AC209 Air Canada Calgary — Vancouver 1h 50m stop 12:45 — 16:38 AC576 Air Canada Vancouver — Denver	6h 23m including layover	Find flight from$143
10:30 — 13:17 +1 day	10:30 — 14:07 WS1610 WestJet Calgary — Minneapolis 21h 59m stop 12:06 — 13:17 SY653 Sun Country Airlines Minneapolis — Denver	26h 47m including layover	Find flight from$181
11:00 — 00:21 +1 day	11:00 — 13:20 WS1564 WestJet Calgary — San Diego 7h 17m stop 20:37 — 00:21 F94990 Frontier Airlines San Diego — Denver	13h 21m including layover	Find flight from$202
11:05 — 09:03 +1 day	11:05 — 16:00 WS1426 WestJet Calgary — Nashville 15h stop 07:00 — 09:03 F91783 Frontier Airlines Nashville — Denver	21h 58m including layover	Find flight from$200
12:00 — 19:23	12:00 — 12:40 AC211 Air Canada Calgary — Vancouver 2h 50m stop 15:30 — 19:23 AC578 Air Canada Vancouver — Denver	7h 23m including layover	Find flight from$143
12:30 — 18:01	12:35 — 13:29 AC8134 Air Canada Calgary — Edmonton 1h 54m stop 15:27 — 18:20 AC4159 Air Canada Edmonton — Denver	5h 31m including layover	Find flight from$124
14:55 — 09:51 +1 day	14:55 — 17:17 WS1514 WestJet Calgary — Los Angeles 12h 58m stop 06:15 — 09:57 F93156 Frontier Airlines Los Angeles — Denver	18h 56m including layover	Find flight from$196
15:15 — 09:54 +1 day	15:15 — 17:15 WS1522 WestJet Calgary — San Francisco 13h stop 06:15 — 09:54 F91230 Frontier Airlines San Francisco — Denver	18h 39m including layover	Find flight from$184
17:45 — 10:14 +1 day	17:45 — 18:38 WS1552 WestJet Calgary — Seattle 11h 47m stop 06:25 — 10:14 F93406 Frontier Airlines Seattle — Denver	16h 29m including layover	Find flight from$193
00:55 — 16:36	00:55 — 07:10 AC316 Air Canada Calgary — Montreal 1h 10m stop 08:20 — 09:52 AC521 Air Canada Montreal — Chicago 4h 52m stop 14:44 — 16:36 F92209 Frontier Airlines Chicago — Denver	15h 41m including layover	Find flight from$198
14:00 — 04:00 +1 day	14:00 — 14:35 WS117 WestJet Calgary — Vancouver 3h stop 17:35 — 20:21 WS1794 WestJet Vancouver — Las Vegas 4h 38m stop 00:59 — 04:00 F91994 Frontier Airlines Las Vegas — Denver	14h including layover	Find flight from$206
15:00 — 04:00 +1 day	15:00 — 15:35 WS119 WestJet Calgary — Vancouver 2h 10m stop 17:35 — 20:21 WS1794 WestJet Vancouver — Las Vegas 4h 28m stop 00:59 — 04:01 F91994 Frontier Airlines Las Vegas — Denver	13h including layover	Find flight from$204

Departure	Arrival	Flight Details	Flight Time	Price
		stop stop	including layover	Find flight from$

*Departure and arrival times - local. Updated on August 30, 2025

Flight Information

Below we will explain in detail what the flights cost on the destination from Calgary to Denver depends on and how to choose the most interesting flight option for you.

Distance between Calgary and Denver is 1445 miles. Time difference between the cities is 0h. Airplanes depart 00:20 to 23:55 from 1 Calgary airport and arrive 00:20 to 23:55 to 2 Denver airports. Average flight time is 2h 34m.

The fastest flight 2h 27m
Average flight time 2h 34m
The earliest flight 00:20
The latest flight 23:55
Distance 898 ml

The cheapest months to travel to Denver are may (from 101 $), june (from 102 $), august (from 111 $).

The most expensive months are february (from 266 $), november (from 247 $), december (from 219 $).

What is the lowest airfare Calgary to Denver?

The cheapest plane ticket found by our users is $101. This airfare is for economy class on one-way WS1570 flight by WestJet for June 29, 2025 which leaves Calgary Int. in Calgary at 08:55 am and arrives at Denver Denver International at 11:26.

Economy class

$101

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Business class

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First class

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Popular Airlines on the Route

The flight Calgary — Denver is served by 10 regular airlines and 2 low-cost airlines. Most of the flights on this route are operated by Air Canada - 100 departures per week at the price of from $ 124 . And the most expensive tickets are offered by SWISS International Air Lines airline - from $ 4627.

Direct flights

There are 12 nonstop flights on the route. The fastest direct flight is UA550 by United Airlines takes 2h 27m and the cheapest is WS1570 by WestJet for $101.

AC - Air Canada

from $126

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WS - WestJet

from $101

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UA - United Airlines

from $105

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Connecting Flights

There are 859 flights with layovers on the route. The fastest connecting flight is WS6336 by WestJet takes 5h 10m and the cheapest is WS1570 by WestJet for $124.

AC - Air Canada

from $124

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AS - Alaska Airlines

from $212

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F8 - Freedom Airlines

from $214

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PD - Porter Airlines

from $262

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OS - Austrian Airlines

from $2862

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4N - Air North

from $295

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WS - WestJet

from $181

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UA - United Airlines

from $276

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AM - Aeromexico

from $469

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LX - SWISS International Air Lines

from $4627

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Airports

You can fly from Calgary to Denver from 1 airports (Calgary Int.).

Calgary airports

Calgary Int.-YYC

from $101
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Denver airports

Denver International-DEN

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Arapahoe Co-APA

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Airplanes

There are flights to Denver from Calgary by 10 airlines that use 0 aircraft brands. They range from huge modern airplanes to small-sized.

Top International Destinations from Calgary

Our state-of-the art metasearch will definitely provide you with the best airfare on international flights. We’re proud to partner with many reliable travel suppliers located outside the US what gives us an opportunity to offer the most competitive prices on far destinations.

Calgary — Las Vegas

from $58

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Calgary — Seattle

from $70

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Calgary — Phoenix

from $60

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Calgary — New York

from $58

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Calgary — Los Angeles

from $69

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Calgary — Houston

from $56

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Calgary — Orlando

from $65

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Calgary — Denver

from $61

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Calgary — Miami

from $78

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Calgary — Dallas

from $76

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How to book a plane ticket yourself?

Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
Click «Buy» when you are ready — our system will redirect you to the site that sells the selected flight ticket.
Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.
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