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$143+ Cheap flights from Ottawa (YOW) to Colorado

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 6/5. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — DEN
abr. 22 — abr. 291
mar. 4/22
mar. 4/29
1 adult, Economy
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Cheap flight deals from Ottawa to Colorado

Keep the following information in mind while searching for Ottawa to Colorado flight deals. Data was last updated abril 17, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$243
(Air Canada)

One-way from

$143
(Air Canada)

Popular in

May

Cheapest in

November

Average price

$537
Provider with most accurate pricing for Ottawa-Denver Intl flight deals.
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Provider most trusted by Cheapflights users for Ottawa-Denver Intl flights.
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From Ottawa to Colorado
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One-way flight from Ottawa to Colorado
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Highest demand for flights based on searches. 11% potential increase in price ($63 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($9 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Ottawa to Colorado

Cheapest flights from Ottawa to Colorado
Explore the most affordable flight options available from Ottawa to Colorado. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 17, 2025.

This Air Canada deal was found by Cheapflights users on 4/16. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 6/76:00 amYOW - DEN
1 stop6h 27mAir Canada
lun. 6/165:33 pmDEN - YOW
1 stop6h 01mAir Canada
Deal found 4/16$243
This WestJet deal was found by Cheapflights users on 4/17. 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 WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 6/156:10 amYOW - DEN
2 stops14h 42mWestJet
mar. 6/2412:15 pmDEN - YOW
1 stop10h 26mWestJet
Deal found 4/17$251
This Delta deal was found by Cheapflights users on 4/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 6/1612:20 pmYOW - DEN
2 stops13h 02mDelta
jue. 6/192:00 pmDEN - YOW
2 stops8h 22mDelta
Deal found 4/17$326
This Kiwi.com deal was found by Cheapflights users on 4/17. 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.
lun. 6/27:15 pmYOW - DEN
1 stop18h 12mMultiple Airlines
jue. 6/57:30 amDEN - YOW
2 stops15h 11mMultiple Airlines
Deal found 4/17$383
This Air Canada deal was found by Cheapflights users on 4/17. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 5/16:30 amYOW - COS
2 stops10h 13mAir Canada
sáb. 5/37:30 amCOS - YOW
2 stops12h 05mAir Canada
Deal found 4/17$647
This United Airlines deal was found by Cheapflights users on 4/17. 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. 5/16:33 amYOW - COS
1 stop17h 27mUnited Airlines
sáb. 5/312:55 pmCOS - YOW
1 stop6h 40mUnited Airlines
Deal found 4/17$849

Cheapflights Fare Finder

Customize your flight search to find flights from Ottawa to Colorado 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 abril 17, 2025.
Use the filters below to find and compare flights from Ottawa to Colorado that are best for you.

Fly from

Ottawa

Fly to

Colorado

Route

Depart

Return

Price

OttawaDenver

YOW - DEN

YOWDEN

Ottawa

sáb. 6/7

6:00 am-10:27 am

1 stop6h 27m

Denver Intl

lun. 6/16

5:33 pm-1:34 am

1 stop6h 01m

$243

OttawaDenver

YOW - DEN

YOWDEN

Ottawa

dom. 6/15

6:10 am-6:52 pm

2 stops14h 42m

Denver Intl

dom. 6/22

12:15 pm-12:41 am

1 stop10h 26m

$251

OttawaDenver

YOW - DEN

YOWDEN

Ottawa

lun. 6/16

12:20 pm-11:22 pm

2 stops13h 02m

Denver Intl

vie. 6/20

2:00 pm-12:22 am

2 stops8h 22m

$326

OttawaDenver

YOW - DEN

YOWDEN

Ottawa

lun. 6/2

7:15 pm-11:27 am

1 stop18h 12m

Denver Intl

jue. 6/5

7:30 am-12:41 am

2 stops15h 11m

$383

OttawaColorado Springs

YOW - COS

YOWCOS

Ottawa

jue. 5/1

6:30 am-2:43 pm

2 stops10h 13m

Colorado Springs

sáb. 5/3

7:30 am-9:35 pm

2 stops12h 05m

$647

OttawaColorado Springs

YOW - COS

YOWCOS

Ottawa

jue. 5/1

6:33 am-10:00 pm

1 stop17h 27m

Colorado Springs

sáb. 5/3

12:55 pm-9:35 pm

1 stop6h 40m

$849

OttawaDenver

YOW - DEN

YOWDEN

Ottawa

jue. 6/5

6:00 am-10:27 am

1 stop6h 27m

$143

OttawaDenver

YOW - DEN

YOWDEN

Ottawa

dom. 7/27

6:00 am-6:52 pm

1 stop14h 52m

$160

OttawaDenver

YOW - DEN

YOWDEN

Ottawa

dom. 7/27

5:05 pm-11:27 am

3 stops20h 22m

$270

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/17

Best time to book a flight from Ottawa to Colorado

Have a flexible travel schedule? Discover the best time to fly to Colorado from Ottawa 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 Ottawa to Colorado

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

Currently, October is the cheapest month in which you can book a flight from Ottawa to Colorado (average of $197). Flying from Ottawa to Colorado in March is currently the most expensive (average of $278). 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 YOW to CO?

Find hourly flight availability from Ottawa to Colorado. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated abril 17, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ottawa to Colorado as you normally would.

Rainfall in Colorado by month

Plan your trip to Colorado by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Colorado ranges from 0.5 - 2.3 inches per month. May is typically the wettest month, when rainfall can reach 2.3 in. January is typically the driest time to visit Colorado when rainfall is around 0.5 in.

Temperature in Colorado by month

Plan your trip to Colorado by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Colorado, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

Reviews of airlines servicing Colorado

Get insights into the airlines that provide service to Colorado. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Colorado. Reviews last updated abril 17, 2025.
Delta
8.0
Very good
7,917 reviews

Boarding

8.2

Overall

8.0

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,917 reviews
Delta
8.0
Very good
7,917 reviews

Boarding

8.2

Overall

8.0

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,667 reviews
Delta
8.0
Very good
7,917 reviews

Boarding

8.2

Overall

8.0

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
WestJet
7.2
Good
2,809 reviews
Delta
8.0
Very good
7,917 reviews

Boarding

8.2

Overall

8.0

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Air Canada
7.0
Good
9,142 reviews
Delta
8.0
Very good
7,917 reviews

Boarding

8.2

Overall

8.0

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Ottawa to Colorado. 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 from for flights from Ottawa to Colorado?

    Ottawa (YOW), located 6.6 mi from the city center, is the airport you fly out of when you book flights from Ottawa to Colorado.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ottawa to Colorado 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 Ottawa to Colorado?

    Currently, October is the cheapest month in which you can book a flight from Ottawa to Colorado (average of $197). Flying from Ottawa to Colorado in March is currently the most expensive (average of $278). 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

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Alternative routes for Ottawa to Colorado

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Top 2 airlines flying from Ottawa to Colorado

Discover the top 2 airlines that operate flights from Ottawa to Colorado. 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 abril 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$234Average$429FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$254Average$476FlexibilityNo cancel feeOn-time67%

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