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Cheap flights from Colorado to Ottawa from C$ 161

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 1/2. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — YOW
29 Nov — 6 Dec1
1 adult
1 adult, Economy, 0 bags

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 30 October 2025.

Round-trip from

C$ 489

One-way from

C$ 161

Popular in

January

Cheapest in

May

Average price

C$ 554
5/12-11/12
  • 5/12-11/12
  • 3 total stops
  • 31h 02m total
  • Colorado to Ottawa
Search Deals
1/2
  • 1/2
  • 1 total stop
  • 21h 59m total
  • Colorado to Ottawa
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (C$ 40 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 33 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
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Find flight deals from Colorado to Ottawa

Enter your travel dates to find the best prices.

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 30 October 2025.

Fri 5/1211:59 p.m.DEN - YOW
1 stop15h 14mMultiple Airlines
Thu 11/126:00 a.m.YOW - DEN
2 stops15h 48mMultiple Airlines
Deal found 29/10C$ 489
Tue 25/116:22 a.m.DEN - YOW
1 stop9h 03mMultiple Airlines
Tue 2/1212:10 p.m.YOW - DEN
2 stops32h 59mMultiple Airlines
Deal found 28/10C$ 529
Mon 1/126:30 a.m.DEN - YOW
2 stops32h 43mMultiple Airlines
Sat 6/124:20 p.m.YOW - DEN
1 stop18h 04mMultiple Airlines
Deal found 28/10C$ 547
Fri 12/129:34 a.m.DEN - YOW
1 stop12h 24mMultiple Airlines
Fri 19/124:20 p.m.YOW - DEN
2 stops34h 04mMultiple Airlines
Deal found 28/10C$ 644
Sat 22/116:22 a.m.DEN - YOW
1 stop9h 03mMultiple Airlines
Sat 29/115:40 a.m.YOW - DEN
2 stops29h 28mMultiple Airlines
Deal found 28/10C$ 697
Sat 8/1110:34 a.m.COS - YOW
2 stops9h 22mUnited Airlines
Tue 11/115:14 p.m.YOW - COS
1 stop6h 33mUnited Airlines
Deal found 28/10C$ 856
Sat 1/119:22 a.m.COS - YOW
1 stop5h 50mUnited Airlines
Tue 4/1111:10 a.m.YOW - COS
2 stops10h 50mUnited Airlines
Deal found 28/10C$ 1,114
Sun 2/118:30 a.m.COS - YOW
2 stops11h 26mUnited Airlines
Tue 4/1111:10 a.m.YOW - COS
1 stop12h 37mUnited Airlines
Deal found 28/10C$ 1,229
Sat 8/1112:40 p.m.COS - YOW
2 stops26h 09mAmerican Airlines
Tue 11/116:45 a.m.YOW - COS
3 stops15h 42mAmerican Airlines
Deal found 28/10C$ 1,375
Sat 1/115:01 p.m.COS - YOW
2 stops22h 48mAmerican Airlines
Tue 4/116:45 a.m.YOW - COS
3 stops29h 08mAmerican Airlines
Deal found 28/10C$ 1,680
Sat 8/119:22 a.m.COS - YOW
1 stop5h 50mMultiple Airlines
Tue 11/115:14 p.m.YOW - COS
1 stop6h 33mMultiple Airlines
Deal found 28/10C$ 1,866
Sun 2/114:37 p.m.COS - YOW
3 stops23h 47mAmerican Airlines
Tue 4/116:45 a.m.YOW - COS
3 stops15h 42mAmerican Airlines
Deal found 28/10C$ 2,319

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 629,999 searches. Data last updated 30 October 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

Colorado SpringsOttawa

COS - YOW

COSYOW

Colorado Springs

Tue 7/4

6:00 a.m.-4:15 p.m.

2 stops8h 15m

Ottawa

Wed 8/4

6:52 a.m.-11:18 a.m.

1 stop6h 26m

C$ 519

DenverOttawa

DEN - YOW

DENYOW

Denver Intl

Tue 25/11

6:22 a.m.-5:25 p.m.

1 stop9h 03m

Ottawa

Tue 2/12

3:55 p.m.-7:09 p.m.

1 stop29h 14m

C$ 531

DenverOttawa

DEN - YOW

DENYOW

Denver Intl

Fri 5/12

11:59 p.m.-5:13 p.m.

1 stop15h 14m

Ottawa

Thu 11/12

9:35 a.m.-3:43 p.m.

1 stop32h 08m

C$ 542

DenverOttawa

DEN - YOW

DENYOW

Denver Intl

Tue 3/3

12:05 p.m.-11:58 p.m.

1 stop9h 53m

Ottawa

Thu 5/3

4:20 p.m.-7:50 a.m.

1 stop17h 30m

C$ 582

DenverOttawa

DEN - YOW

DENYOW

Denver Intl

Mon 1/12

11:59 p.m.-5:13 p.m.

1 stop15h 14m

Ottawa

Sat 6/12

4:20 p.m.-8:24 a.m.

1 stop18h 04m

C$ 591

DenverOttawa

DEN - YOW

DENYOW

Denver Intl

Sat 22/11

6:22 a.m.-5:25 p.m.

1 stop9h 03m

Ottawa

Sat 29/11

5:40 a.m.-9:08 a.m.

2 stops29h 28m

C$ 697

DenverOttawa

DEN - YOW

DENYOW

Denver Intl

Fri 21/11

9:44 a.m.-2:44 p.m.

2 stops27h 00m

Ottawa

Sun 23/11

9:30 a.m.-5:13 p.m.

1 stop9h 43m

C$ 737

DenverOttawa

DEN - YOW

DENYOW

Denver Intl

Tue 25/11

5:55 p.m.-5:12 p.m.

2 stops21h 17m

Ottawa

Tue 2/12

5:14 p.m.-10:02 a.m.

2 stops18h 48m

C$ 936

DenverOttawa

DEN - YOW

DENYOW

Denver Intl

Sun 1/2

11:59 p.m.-11:58 p.m.

1 stop21h 59m

C$ 161

DenverOttawa

DEN - YOW

DENYOW

Denver Intl

Mon 2/2

6:30 a.m.-5:13 p.m.

2 stops32h 43m

C$ 201

Flights are sorted by cheapest round-trip flights first.

Deals found on 30/10

Showing 1-10 of 17 results
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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, August is the cheapest month in which you can book a flight from Colorado to Ottawa (average of C$ 152). Flying from Colorado to Ottawa in October is currently the most expensive (average of C$ 383). 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.

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), located 10.6 km from the city centre, is the airport you fly into when you book flights from Colorado to Ottawa.

  • How long is the flight from Colorado to Ottawa?

    There are many flights that can get you from Colorado to Ottawa in 8h 15m. Fly via United Airlines to get the fastest option. There are 2486 km between Colorado and 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, August is the cheapest month in which you can book a flight from Colorado to Ottawa (average of C$ 152). Flying from Colorado to Ottawa in October is currently the most expensive (average of C$ 383). 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

Travelling to a place near Ottawa?

Book flights to Ottawa if you plan to visit one of these locations
Gatineau
Brockville
Smiths Falls
Perth
Prescott
Pembroke
Wakefield

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Top airline flying from Colorado to Ottawa

Discover the top airline 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 629,999 searches. Data last updated 30 October 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 246AverageC$ 579FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Colorado to Ottawa?

Cheapflights helps you search for flights from Colorado to Ottawa via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Colorado to Ottawa?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Ottawa from Colorado.

Can Cheapflights find flights from Colorado to Ottawa with no change fees?

Yes, we can. To see specific flights from Colorado to Ottawa with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Colorado to Ottawa become cheaper?

Yes, Cheapflights offers price alerts on Colorado to Ottawa flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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