Cheap flights from Denver, CO to Ottawa, Canada

Flights starting at CA$190. Choose between Porter Airlines, Frontier Airlines, or United Airlines to find the best price.

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How much do flights to Ottawa cost?

Key info about flying to Ottawa

Depart from
Denver International
Arrive to
Ottawa Macdonald–Cartier International
Average flights per week
181
Flight distance
Worth visiting
Île Jésus - Island of Montreal

Check-in for a flight from Denver to Ottawa

NameCarrier codeIATA CodePassport needed during booking
Porter AirlinesPOEPDNo
Frontier AirlinesFFTF9No
United AirlinesUALUAYes
WestJetWJAWSNo
JetBlue AirwaysJBUB6No

Weather in Ottawa

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January-5°C-13°C
February-3°C-12°C
March2°C-6°C
April10°C0°C
May18°C7°C
June22°C12°C
July25°C15°C
August24°C14°C
September20°C11°C
October13°C5°C
November5°C-1°C
December-1°C-7°C
Hottest Month
25°C
July
Coldest month
-13°C
January
Sunny days
223
days per year
Snow days
31
days per year

14 day forecast

Friday
13 Dec
-2°C-8°C
20 Dec
-2°C-5°C
Saturday
14 Dec
-3°C-13°C
21 Dec
82%
-1°C-4°C
Sunday
15 Dec
-3°C-10°C
22 Dec
76%
-1°C-3°C
Monday
16 Dec
70%
0°C-5°C
23 Dec
77%
1°C0°C
Tuesday
17 Dec
88%
8°C1°C
24 Dec
81%
-2°C-5°C
Wednesday
18 Dec
3°C0°C
25 Dec
21%
-4°C-7°C
Thursday
19 Dec
1°C-3°C
26 Dec
-8°C-13°C
The most popular airlines for this route are Porter Airlines, Frontier Airlines, United Airlines, WestJet, and JetBlue Airways. Denver and Ottawa have 181 direct flights per week. When you arrive at Ottawa, consider visiting Île Jésus, and Island of Montreal.

Frequently asked questions

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What time do flights between Denver and Ottawa depart?
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