YOW

$173 Find Cheap Flights from Colorado to Ottawa - Compare and Save

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Ottawa departing on 9/20. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Flight Deals

Cheap Flights from Colorado to Ottawa

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Colorado to Ottawa that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Colorado to Ottawa

Fri, Sep 25 - Thu, Oct 1
Multiple Airlines Logo
7:00 am - 5:35 amDEN  Denver Intl-YOW Ottawa
20h 35m2 stops Phoenix Sky Harbor Intl Calgary
Multiple Airlines Logo
8:15 pm - 11:20 amYOW  Ottawa-DEN Denver Intl
17h 05m1 stop Calgary
$387Multiple Airlines
Fri, Sep 25 - Mon, Sep 28
Multiple Airlines Logo
12:15 pm - 5:35 amDEN  Denver Intl-YOW Ottawa
15h 20m1 stop Calgary
Multiple Airlines Logo
2:20 pm - 9:03 pmYOW  Ottawa-DEN Denver Intl
32h 43m2 stops Boston Logan Intl Atlanta Hartsfield-Jackson
$396Multiple Airlines
Fri, Sep 25 - Thu, Oct 1
WestJet Logo
12:15 pm - 5:35 amDEN  Denver Intl-YOW Ottawa
15h 20m1 stop Calgary
WestJet Logo
8:15 pm - 11:20 amYOW  Ottawa-DEN Denver Intl
17h 05m1 stop Calgary
$404WestJet
Fri, Sep 25 - Mon, Sep 28
Multiple Airlines Logo
12:15 pm - 5:35 amDEN  Denver Intl-YOW Ottawa
15h 20m1 stop Calgary
Multiple Airlines Logo
7:20 am - 11:48 pmYOW  Ottawa-DEN Denver Intl
18h 28m2 stops Calgary Phoenix Sky Harbor Intl
$406Multiple Airlines
Sat, Sep 5 - Fri, Sep 11
United Airlines Logo
11:55 am - 9:35 pmCOS  Colorado Springs-YOW Ottawa
7h 40m1 stop Chicago O'Hare Intl
United Airlines Logo
5:20 pm - 9:54 pmYOW  Ottawa-COS Colorado Springs
6h 34m1 stop Chicago O'Hare Intl
$689United Airlines
Tue, Jan 12 - Sat, Jan 16
United Airlines Logo
1:00 pm - 9:31 pmASE  Aspen Pitkin County-YOW Ottawa
6h 31m1 stop Chicago O'Hare Intl
United Airlines Logo
6:15 am - 5:41 pmYOW  Ottawa-ASE Aspen Pitkin County
13h 26m1 stop Chicago O'Hare Intl
$689United Airlines
Tue, Dec 29 - Thu, Dec 31
United Airlines Logo
6:32 pm - 2:12 pmCOS  Colorado Springs-YOW Ottawa
17h 40m2 stops Denver Intl Chicago O'Hare Intl
United Airlines Logo
4:36 pm - 9:40 pmYOW  Ottawa-COS Colorado Springs
7h 04m1 stop Chicago O'Hare Intl
$699United Airlines
Sat, Sep 5 - Fri, Sep 11
United Airlines Logo
11:30 am - 10:35 pmCOS  Colorado Springs-YOW Ottawa
9h 05m2 stops Denver Intl Newark
United Airlines Logo
6:25 am - 10:47 amYOW  Ottawa-COS Colorado Springs
6h 22m1 stop Chicago O'Hare Intl
$699United Airlines
Mon, Sep 7 - Thu, Sep 10
Air Canada Logo
11:25 am - 8:51 pmDEN  Denver Intl-YOW Ottawa
7h 26m1 stop Montreal Pierre Elliott Trudeau Intl
Air Canada Logo
6:00 am - 10:31 amYOW  Ottawa-DEN Denver Intl
6h 31m1 stop Montreal Pierre Elliott Trudeau Intl
$729Air Canada
Wed, Oct 14 - Wed, Oct 21
Air Canada Logo
11:25 am - 7:45 pmDEN  Denver Intl-YOW Ottawa
6h 20m1 stop Montreal Pierre Elliott Trudeau Intl
Air Canada Logo
2:35 pm - 6:46 pmYOW  Ottawa-DEN Denver Intl
6h 11m1 stop Montreal Pierre Elliott Trudeau Intl
$729Air Canada
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Good to know

Low season

January

Cheapest flight

$173
Best time to beat the crowds with an average 16% drop in price.
Most popular time to fly and prices are also 11% lower on average.
Flight from Denver to Ottawa

FAQs for booking flights from Colorado to Ottawa

  • How does KAYAK find such low prices on flights from Colorado to Ottawa?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Colorado to Ottawa.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Colorado to Ottawa?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Ottawa from Colorado is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Colorado to Ottawa?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Ottawa with an airline and back to Colorado with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Colorado to Ottawa?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Ottawa from Colorado up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight to Ottawa

Information on the airport you'll fly into in Ottawa

Ottawa (YOW)