Cheap Flights from Calgary, AB to Denver, CO from $78

One way Round trip

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Economy

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Return flight: Denver – Calgary

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On Cheapflightsplus.com you will find 11 direct and 648 connecting flights from Calgary to Denver. You can compare airfare deals from 10 airlines and multiple travel sites from $78, 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: $78 (one-way), $134 (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 $78. The fastest direct flight takes 2h 27m and the fastest connecting – 5h 10m.

Price	Departure	Arrival	Flight Duration	Airline	Flight
from $78 Find flight	08:55 Calgary Calgary Int.	11:26 Denver Denver International	2h 31m	WestJet	WS1570
from $84 Find flight	06:15 Calgary Calgary Int.	08:42 Denver Denver International	2h 27m	United Airlines	UA550
from $84 Find flight	17:05 Calgary Calgary Int.	19:35 Denver Denver International	2h 30m	United Airlines	UA1469
from $84 Find flight	19:30 Calgary Calgary Int.	22:04 Denver Denver International	2h 34m	United Airlines	UA355
from $96 Find flight	06:15 Calgary Calgary Int.	08:49 Denver Denver International	2h 34m	Air Canada	AC5324
from $96 Find flight	19:30 Calgary Calgary Int.	22:04 Denver Denver International	2h 34m	Air Canada	AC4011
from $105 Find flight	16:20 Calgary Calgary Int.	18:51 Denver Denver International	2h 31m	WestJet	WS1568
from $179 Find flight	19:30 Calgary Calgary Int.	22:04 Denver Denver International	2h 34m	United Airlines	UA2145
from $190 Find flight	13:30 Calgary Calgary Int.	16:04 Denver Denver International	2h 34m	Air Canada	AC3254
from $305 Find flight	13:30 Calgary Calgary Int.	16:04 Denver Denver International	2h 34m	Air Canada	AC3283
from $94 Find flight	12:30 Calgary Calgary Int.	18:01 Denver Denver International	5h 31m layover 1h 54m - Edmonton	Air Canada	AC8134 AC4159
from $94 Find flight	06:25 Calgary Calgary Int.	12:28 Denver Denver International	6h 3m layover 1h 35m - Vancouver	Air Canada	AC201 AC4095
from $109 Find flight	07:00 Calgary Calgary Int.	21:28 Denver Denver International	14h 28m layover 9h 50m - Vancouver	Air Canada	AC203 AC3098
from $109 Find flight	06:20 Calgary Calgary Int.	21:28 Denver Denver International	15h 8m layover 10h 30m - Vancouver	Air Canada	AC201 AC3098
from $115 Find flight	19:10 Calgary Calgary Int.	08:43+1 день Denver Denver International	13h 33m layover 9h 57m - Edmonton	Air Canada	AC8144 AC4020
from $137 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 June 06, 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 — 08:42	06:15 — 08:42 UA550 United Airlines Calgary — Denver	2h 27m	Find flight from$84
06:15 — 08:49	06:15 — 08:49 AC5324 Air Canada Calgary — Denver	2h 34m	Find flight from$96
08:55 — 11:26	08:55 — 11:26 WS1570 WestJet Calgary — Denver	2h 31m	Find flight from$78
13:30 — 15:58	13:30 — 15:58 UA1953 United Airlines Calgary — Denver	2h 28m	Find flight from$185
13:30 — 16:04	13:30 — 16:04 AC3254 Air Canada Calgary — Denver	2h 34m	Find flight from$190
13:30 — 16:04	13:30 — 16:04 AC3283 Air Canada Calgary — Denver	2h 34m	Find flight from$305
16:20 — 18:51	16:20 — 18:51 WS1568 WestJet Calgary — Denver	2h 31m	Find flight from$105
17:05 — 19:35	17:05 — 19:35 UA1469 United Airlines Calgary — Denver	2h 30m	Find flight from$84
19:30 — 22:04	19:30 — 22:04 UA355 United Airlines Calgary — Denver	2h 34m	Find flight from$84
19:30 — 22:04	19:30 — 22:04 AC4011 Air Canada Calgary — Denver	2h 34m	Find flight from$96
19:30 — 22:04	19:30 — 22:04 UA2145 United Airlines Calgary — Denver	2h 34m	Find flight from$179
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$94
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$109
08:45 — 04:00 +1 day	08:45 — 10:40 WS1460 WestJet Calgary — Las Vegas 14h 19m stop 00:59 — 04:01 F91994 Frontier Airlines Las Vegas — Denver	19h 15m including layover	Find flight from$155
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$143
10:15 — 23:20	10:15 — 12:24 WS1402 WestJet Calgary — Phoenix 7h 57m stop 20:21 — 23:20 F92142 Frontier Airlines Phoenix — Denver	13h 5m including layover	Find flight from$152
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$137
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$153
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$152
12:05 — 10:14 +1 day	12:05 — 12:58 WS1550 WestJet Calgary — Seattle 17h 27m stop 06:25 — 10:14 F93406 Frontier Airlines Seattle — Denver	22h 9m including layover	Find flight from$158
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$94
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$148
15:40 — 04:00 +1 day	15:40 — 17:34 WS1624 WestJet Calgary — Las Vegas 7h 24m stop 00:59 — 04:01 F91994 Frontier Airlines Las Vegas — Denver	12h 20m including layover	Find flight from$155
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$146
07:00 — 07:13 +1 day	07:00 — 07:57 WS3395 WestJet Calgary — Edmonton 1h 28m stop 09:25 — 13:12 WS1546 WestJet Edmonton — Minneapolis 16h 48m stop 06:00 — 07:13 F91149 Frontier Airlines Minneapolis — Denver	24h 13m including layover	Find flight from$141
09:10 — 07:13 +1 day	09:10 — 10:24 WS262 WestJet Calgary — Saskatoon 4h 51m stop 15:15 — 18:24 WS1900 WestJet Saskatoon — Minneapolis 11h 35m stop 06:00 — 07:19 F91149 Frontier Airlines Minneapolis — Denver	22h 3m including layover	Find flight from$158
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$156
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$154
21:15 — 21:17 +1 day	21:15 — 21:50 WS131 WestJet Calgary — Vancouver 1h 10m stop 23:00 — 06:55 WS1598 WestJet Vancouver — Atlanta 12h 59m stop 19:54 — 21:17 F91449 Frontier Airlines Atlanta — Denver	24h 2m including layover	Find flight from$168
23:40 — 07:13 +2 days	23:40 — 00:54 WS600 WestJet Calgary — Saskatoon 14h 21m stop 15:15 — 18:25 WS1900 WestJet Saskatoon — Minneapolis 11h 35m stop 06:00 — 07:19 F91149 Frontier Airlines Minneapolis — Denver	31h 33m including layover	Find flight from$158
23:45 — 07:13 +2 days	23:30 — 01:56 WS296 WestJet Calgary — Regina 9h 8m stop 11:45 — 13:44 WS3758 WestJet Regina — Minneapolis 16h 32m stop 14:19 — 15:32 F91149 Frontier Airlines Minneapolis — Denver	31h 28m including layover	Find flight from$160

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

*Departure and arrival times - local. Updated on June 6, 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 102 $), june (from 104 $), august (from 112 $).

The most expensive months are february (from 270 $), november (from 250 $), december (from 222 $).

What is the lowest airfare Calgary to Denver?

The cheapest plane ticket found by our users is $78. This airfare is for economy class on one-way WS1570 flight by WestJet for June 6, 2025 which leaves Calgary Int. in Calgary at 08:55 am and arrives at Denver Denver International at 11:26.

Economy class

$78

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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 - 55 departures per week at the price of from $ 94 . And the most expensive tickets are offered by SWISS International Air Lines airline - from $ 3514.

Direct flights

There are 11 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 $78.

AC - Air Canada

from $96

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WS - WestJet

from $78

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UA - United Airlines

from $84

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Connecting Flights

There are 648 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 $94.

AC - Air Canada

from $94

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AS - Alaska Airlines

from $176

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F8 - Freedom Airlines

from $268

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PD - Porter Airlines

from $199

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OS - Austrian Airlines

from $2174

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4N - Air North

from $223

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WS - WestJet

from $137

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UA - United Airlines

from $210

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AM - Aeromexico

from $356

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LX - SWISS International Air Lines

from $3514

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Airports

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

Calgary airports

Calgary Int.-YYC

from $78
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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.
To find a plane ticket, please select dates.