HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Ottawa

$105+ Cheap flights from Colorado to Ottawa (YOW)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/6. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — YOW
oct. 15 — oct. 221
mié. 10/15
mié. 10/22
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Colorado to Ottawa with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Colorado to Ottawa

Keep the following information in mind while searching for Colorado to Ottawa flight deals. Data was last updated septiembre 15, 2025.

Round-trip from

$286
(United Airlines)

One-way from

$105
(FlightHub)

Popular in

January

Cheapest in

October

Average price

$447
From Colorado to Ottawa
Search Deals
One-way flight from Colorado to Ottawa
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($56 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($20 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

Find flight deals from Colorado to Ottawa

Cheapest flights from Colorado to Ottawa
Explore the most affordable flight options available from Colorado to Ottawa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 15, 2025.

This United Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/308:28 pmDEN - YOW
1 stop15h 36mUnited Airlines
jue. 10/165:15 amYOW - DEN
1 stop8h 43mUnited Airlines
Deal found 9/15$286
This Kiwi.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/1510:29 pmDEN - YOW
2 stops23h 53mMultiple Airlines
mié. 10/224:25 pmYOW - DEN
1 stop17h 50mMultiple Airlines
Deal found 9/14$297
This United Airlines deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/1511:59 pmDEN - YOW
2 stops11h 10mUnited Airlines
mié. 10/2211:55 amYOW - DEN
2 stops10h 24mUnited Airlines
Deal found 9/14$313
This United Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/137:21 pmDEN - YOW
1 stop13h 05mUnited Airlines
dom. 11/1612:05 pmYOW - DEN
1 stop6h 35mUnited Airlines
Deal found 9/15$316
This Kiwi.com deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 10/1912:25 amDEN - YOW
1 stop14h 32mMultiple Airlines
vie. 10/246:00 amYOW - DEN
2 stops23h 59mMultiple Airlines
Deal found 9/12$361
This Kiwi.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 10/1212:15 pmDEN - YOW
1 stop10h 25mMultiple Airlines
dom. 10/193:50 pmYOW - DEN
2 stops42h 22mMultiple Airlines
Deal found 9/14$386
This United Airlines deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/236:00 amDEN - YOW
1 stop13h 18mUnited Airlines
mar. 1/612:05 pmYOW - DEN
1 stop8h 05mUnited Airlines
Deal found 9/13$418

Cheapflights Fare Finder

 
Customize your flight search to find flights from Colorado to Ottawa that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated septiembre 15, 2025.
Use the filters below to find and compare flights from Colorado to Ottawa that are best for you.

Fly from

Colorado

Fly to

Ottawa

Route

Depart

Return

Price

DenverOttawa

DEN - YOW

DENYOW

Denver Intl

mar. 9/30

8:28 pm-2:04 pm

1 stop15h 36m

Ottawa

jue. 10/16

5:15 am-11:58 am

1 stop8h 43m

$286

DenverOttawa

DEN - YOW

DENYOW

Denver Intl

vie. 10/3

11:59 pm-2:13 pm

1 stop12h 14m

Ottawa

mar. 10/7

11:55 am-4:29 pm

1 stop6h 34m

$286

DenverOttawa

DEN - YOW

DENYOW

Denver Intl

lun. 10/20

8:28 pm-2:04 pm

1 stop15h 36m

Ottawa

vie. 10/24

5:15 am-11:58 am

1 stop8h 43m

$286

DenverOttawa

DEN - YOW

DENYOW

Denver Intl

mié. 10/15

11:59 pm-9:11 am

1 stop7h 12m

Ottawa

mié. 10/22

5:15 am-10:04 am

1 stop6h 49m

$286

DenverOttawa

DEN - YOW

DENYOW

Denver Intl

mié. 10/15

10:29 pm-12:22 am

2 stops23h 53m

Ottawa

mié. 10/22

4:25 pm-8:15 am

1 stop17h 50m

$297

DenverOttawa

DEN - YOW

DENYOW

Denver Intl

jue. 11/13

11:59 pm-3:23 pm

2 stops13h 24m

Ottawa

dom. 11/16

12:05 pm-4:40 pm

1 stop6h 35m

$328

DenverOttawa

DEN - YOW

DENYOW

Denver Intl

dom. 10/19

12:25 am-4:57 pm

1 stop14h 32m

Ottawa

vie. 10/24

6:00 am-3:59 am

2 stops23h 59m

$361

DenverOttawa

DEN - YOW

DENYOW

Denver Intl

dom. 10/12

12:15 pm-12:40 am

1 stop10h 25m

Ottawa

dom. 10/19

3:50 pm-8:12 am

2 stops42h 22m

$386

DenverOttawa

DEN - YOW

DENYOW

Denver Intl

lun. 10/6

12:15 pm-12:40 am

1 stop10h 25m

$105

DenverOttawa

DEN - YOW

DENYOW

Denver Intl

lun. 10/6

11:59 pm-9:11 am

1 stop7h 12m

$118

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 13 results
1
2

Best time to book a flight from Colorado to Ottawa

Have a flexible travel schedule? Discover the best time to fly to Ottawa from Colorado with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Colorado to Ottawa

What is the cheapest month to book a flight from Colorado to Ottawa?

Currently, January is the cheapest month in which you can book a flight from Colorado to Ottawa (average of $294). Flying from Colorado to Ottawa in September is currently the most expensive (average of $419). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from CO to YOW?

Find hourly flight availability from Colorado to Ottawa. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated septiembre 15, 2025.

When flying from Colorado to Ottawa, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Related info for your journey

Find useful and relevant information for your journey from Colorado to Ottawa. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Ottawa from Colorado?

    Ottawa (YOW) is the airport you will fly into if you book a flight from Colorado to Ottawa. It is only a 6.6 mi journey from Ottawa (YOW) to Ottawa’s city center.

  • How long is the flight from Colorado to Ottawa?

    United Airlines can get you from Colorado to Ottawa in just under 15h 36m. Your travel time can differ by up to . Colorado and Ottawa are separated by a distance of 1513 mi.

  • What are the most popular routes from Colorado to Ottawa?

    While some choose either Colorado Springs - Ottawa or Aspen Pitkin County - Ottawa, Denver Intl - Ottawa is the most popular route from Colorado to Ottawa.

  • Can I find deals for flights from Colorado to Ottawa that include hotel bookings?

    Yes. In addition to deals on Colorado to Ottawa flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Colorado to Ottawa?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Colorado to Ottawa.

  • Can I find deals for business class flights from Colorado to Ottawa?

    Yes. Cheapflights offers flight deals from Colorado to Ottawa by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Colorado to Ottawa?

    Currently, January is the cheapest month in which you can book a flight from Colorado to Ottawa (average of $294). Flying from Colorado to Ottawa in September is currently the most expensive (average of $419). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Ottawa?

Book flights to Ottawa if you plan to visit one of these locations
Gatineau
Petawawa

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Colorado to Ottawa

See prices for flight routes from nearby airports that may be better suited for you.
Newark to Pearson Intl flights
LaGuardia to Pearson Intl flights
John F Kennedy Intl to Pierre Elliott Trudeau Intl flights
John F Kennedy Intl to Pearson Intl flights
Newark to Toronto Island flights
LaGuardia to Pierre Elliott Trudeau Intl flights
Los Angeles to Pearson Intl flights
Newark to Pierre Elliott Trudeau Intl flights
Dallas/Fort Worth to Pearson Intl flights
O'Hare Intl to Pearson Intl flights
Boston to Pearson Intl flights
Reagan-National to Pearson Intl flights
San Francisco to Pearson Intl flights
Dulles Intl to Pearson Intl flights
Dulles Intl to Pierre Elliott Trudeau Intl flights
Seattle to Pearson Intl flights
Boston to Toronto Island flights
Reagan-National to Pierre Elliott Trudeau Intl flights
Los Angeles to Pierre Elliott Trudeau Intl flights
O'Hare Intl to Pierre Elliott Trudeau Intl flights
Hobby to Pearson Intl flights
Dulles Intl to Toronto Island flights
Atlanta to Pearson Intl flights
Boston to Pierre Elliott Trudeau Intl flights
George Bush Intcntl to Pearson Intl flights
Minneapolis to Pearson Intl flights
San Francisco to Pierre Elliott Trudeau Intl flights
Fort Lauderdale to Pierre Elliott Trudeau Intl flights
Philadelphia to Pearson Intl flights
Midway to Toronto Island flights
Minneapolis to Pierre Elliott Trudeau Intl flights
Baltimore to Pearson Intl flights
Fort Lauderdale to Pearson Intl flights
Philadelphia to Pierre Elliott Trudeau Intl flights
Dallas/Fort Worth to Pierre Elliott Trudeau Intl flights
Seattle to Pierre Elliott Trudeau Intl flights
Sky Harbor Intl to Pearson Intl flights
Raleigh to Pearson Intl flights
Baltimore to Pierre Elliott Trudeau Intl flights
John F Kennedy Intl to Toronto Island flights
Los Angeles to Toronto Island flights
Orlando to Pierre Elliott Trudeau Intl flights
Nashville to Pearson Intl flights
Miami to Pearson Intl flights
Miami to Pierre Elliott Trudeau Intl flights
Midway to Pearson Intl flights
Orlando to Pearson Intl flights
Atlanta to Pierre Elliott Trudeau Intl flights
Raleigh to Pierre Elliott Trudeau Intl flights
Cincinnati to Pearson Intl flights

Top 3 airlines flying from Colorado to Ottawa

Discover the top 3 airlines that operate flights from Colorado to Ottawa. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated septiembre 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapest$143Average$309FlexibilityNo cancel feeOn-time60%
Air CanadaCheapest$293Average$490FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$315Average$466FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.