How long does it take to fly to Ottawa?

Flight times from Colorado to Ottawa vary, but if you’re flying out of Denver and flying into Montreal Pierre Elliott Trudeau Intl Airport (one of the most popular routes), then the duration is 3h 45m on average. Another popular route from Colorado to Ottawa is flying from Colorado Springs to Montreal Pierre Elliott Trudeau Intl Airport, which will take roughly 6h 45m. Keep in mind that layovers or delays could extend your travel time.

What is the cheapest airline that flies from Colorado to Ottawa?

United Airlines is the most popular carrier operating from Colorado to Ottawa

When did momondo last update prices for flights from Colorado to Ottawa Airport?

Prices for flights from Colorado to Ottawa Airport are updated daily.

How old do you have to be to fly from Colorado to Ottawa Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Colorado to Ottawa Airport.

What documentation or ID do you need to fly to Ottawa Airport?

The travel and health documents you'll need for your trip to Ottawa Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Ottawa Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

C$ 241 Cheap Flights from Colorado to Ottawa in 2026

Find the cheapest flights from Colorado to Ottawa

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:00 a.m. - 5:35 a.m.DEN Denver Intl-YOW Ottawa

20h 35m2 stops Phoenix Sky Harbor Intl Calgary

8:15 p.m. - 11:20 a.m.YOW Ottawa-DEN Denver Intl

17h 05m1 stop Calgary

C$ 539Multiple Airlines

Fri, 25 Sep - Thu, 1 Oct

12:15 p.m. - 5:35 a.m.DEN Denver Intl-YOW Ottawa

15h 20m1 stop Calgary

2:20 p.m. - 9:03 p.m.YOW Ottawa-DEN Denver Intl

32h 43m2 stops Boston Logan Intl Atlanta Hartsfield-Jackson

C$ 552Multiple Airlines

Fri, 25 Sep - Mon, 28 Sep

12:15 p.m. - 5:35 a.m.DEN Denver Intl-YOW Ottawa

15h 20m1 stop Calgary

8:15 p.m. - 11:20 a.m.YOW Ottawa-DEN Denver Intl

17h 05m1 stop Calgary

C$ 563WestJet

Fri, 25 Sep - Thu, 1 Oct

12:15 p.m. - 5:35 a.m.DEN Denver Intl-YOW Ottawa

15h 20m1 stop Calgary

7:20 a.m. - 11:48 p.m.YOW Ottawa-DEN Denver Intl

18h 28m2 stops Calgary Phoenix Sky Harbor Intl

C$ 566Multiple Airlines

Fri, 25 Sep - Mon, 28 Sep

10:29 p.m. - 5:35 a.m.DEN Denver Intl-YOW Ottawa

29h 06m2 stops San Diego Calgary

4:15 p.m. - 7:52 a.m.YOW Ottawa-DEN Denver Intl

17h 37m1 stop Orlando

C$ 615Multiple Airlines

Wed, 16 Sep - Mon, 21 Sep

8:31 a.m. - 12:20 a.m.DEN Denver Intl-YOW Ottawa

13h 49m2 stops Nashville Intl Toronto Pearson Intl

4:15 p.m. - 11:20 a.m.YOW Ottawa-DEN Denver Intl

21h 05m1 stop Calgary

C$ 617Multiple Airlines

Sun, 6 Sep - Sun, 13 Sep

12:15 p.m. - 5:35 a.m.DEN Denver Intl-YOW Ottawa

15h 20m1 stop Calgary

4:15 p.m. - 7:52 a.m.YOW Ottawa-DEN Denver Intl

17h 37m1 stop Orlando

C$ 629Multiple Airlines

Fri, 25 Sep - Mon, 28 Sep

12:15 p.m. - 5:35 a.m.DEN Denver Intl-YOW Ottawa

15h 20m1 stop Calgary

2:00 p.m. - 11:20 a.m.YOW Ottawa-DEN Denver Intl

23h 20m3 stops Hamilton Edmonton Calgary

C$ 651Multiple Airlines

Fri, 25 Sep - Thu, 1 Oct

11:59 p.m. - 5:23 p.m.DEN Denver Intl-YOW Ottawa

15h 24m2 stops Atlanta Hartsfield-Jackson Boston Logan Intl

8:15 p.m. - 11:20 a.m.YOW Ottawa-DEN Denver Intl

17h 05m1 stop Calgary

C$ 661Multiple Airlines

Tue, 25 Aug - Mon, 31 Aug

12:15 p.m. - 5:35 a.m.DEN Denver Intl-YOW Ottawa

15h 20m1 stop Calgary

4:15 p.m. - 7:52 a.m.YOW Ottawa-DEN Denver Intl

17h 37m1 stop Orlando

C$ 675Multiple Airlines

Fri, 25 Sep - Mon, 28 Sep

Cheap last-minute flights

Enter your travel dates to find the best prices.

7:40 a.m. - 12:50 a.m.DEN Denver Intl-YOW Ottawa

15h 10m1 stop Cancun

4:00 p.m. - 3:50 a.m.YOW Ottawa-DEN Denver Intl

13h 50m2 stops Toronto Pearson Intl Las Vegas Harry Reid Intl

C$ 1,282Multiple Airlines

Fri, 14 Aug - Sun, 16 Aug

7:40 a.m. - 12:50 a.m.DEN Denver Intl-YOW Ottawa

15h 10m1 stop Cancun

8:40 a.m. - 7:49 a.m.YOW Ottawa-DEN Denver Intl

25h 09m2 stops Toronto Pearson Intl Austin Bergstrom

C$ 1,367Multiple Airlines

Fri, 14 Aug - Sun, 16 Aug

9:40 a.m. - 7:45 p.m.DEN Denver Intl-YOW Ottawa

8h 05m1 stop Montreal Pierre Elliott Trudeau Intl

6:00 a.m. - 10:33 a.m.YOW Ottawa-DEN Denver Intl

6h 33m1 stop Montreal Pierre Elliott Trudeau Intl

C$ 1,513Air Canada

Fri, 14 Aug - Sun, 16 Aug

11:52 p.m. - 2:33 p.m.DEN Denver Intl-YOW Ottawa

12h 41m1 stop Orlando

2:30 p.m. - 10:28 p.m.YOW Ottawa-DEN Denver Intl

33h 58m2 stops Boston Logan Intl Atlanta Hartsfield-Jackson

C$ 1,629Multiple Airlines

Thu, 13 Aug - Sun, 16 Aug

1:21 p.m. - 5:35 a.m.DEN Denver Intl-YOW Ottawa

14h 14m2 stops Seattle/Tacoma Intl Calgary

6:15 p.m. - 11:20 a.m.YOW Ottawa-DEN Denver Intl

43h 05m2 stops Edmonton Calgary

C$ 1,906WestJet

Fri, 14 Aug - Sun, 16 Aug

1:21 p.m. - 5:35 a.m.DEN Denver Intl-YOW Ottawa

14h 14m2 stops Seattle/Tacoma Intl Calgary

7:20 a.m. - 11:58 p.m.YOW Ottawa-DEN Denver Intl

42h 38m2 stops Calgary Seattle/Tacoma Intl

C$ 1,948WestJet

Thu, 13 Aug - Sun, 16 Aug

12:58 p.m. - 12:50 a.m.DEN Denver Intl-YOW Ottawa

33h 52m3 stops Guadalajara Miguel Hidal Mexico City Toluca Intl Cancun

6:25 p.m. - 11:20 a.m.YOW Ottawa-DEN Denver Intl

18h 55m2 stops Toronto Pearson Intl Calgary

C$ 2,003Multiple Airlines

Thu, 13 Aug - Sun, 16 Aug

12:58 p.m. - 12:50 a.m.DEN Denver Intl-YOW Ottawa

33h 52m3 stops Guadalajara Miguel Hidal Mexico City Toluca Intl Cancun

2:15 p.m. - 11:20 a.m.YOW Ottawa-DEN Denver Intl

23h 05m3 stops Montreal Pierre Elliott Trudeau Intl Vancouver Intl Calgary

C$ 2,017Multiple Airlines

Thu, 13 Aug - Sun, 16 Aug

11:55 p.m. - 8:10 p.m.DEN Denver Intl-YOW Ottawa

18h 15m3 stops Miami Washington, D.C. Reagan-National Toronto Pearson Intl

8:40 a.m. - 10:43 p.m.YOW Ottawa-DEN Denver Intl

16h 03m2 stops Toronto Pearson Intl Philadelphia

C$ 2,088American Airlines

Fri, 14 Aug - Sun, 16 Aug

11:55 p.m. - 8:10 p.m.DEN Denver Intl-YOW Ottawa

18h 15m3 stops Miami Washington, D.C. Reagan-National Toronto Pearson Intl

8:40 a.m. - 10:16 p.m.YOW Ottawa-DEN Denver Intl

15h 36m3 stops Toronto Pearson Intl Philadelphia Dallas/Fort Worth

C$ 2,095American Airlines

Fri, 14 Aug - Sun, 16 Aug

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WestJet flights from Colorado to Ottawa

Our best WestJet deals on Colorado to Ottawa flight tickets

WestJet

25 Sep

DEN12:15 p.m.Denver Intl

15h 20m

1 stop

YOW5:35 a.m.Ottawa

1 Oct

YOW8:15 p.m.Ottawa

17h 05m

1 stop

DEN11:20 a.m.Denver Intl

C$ 563

WestJet

11 Oct

DEN12:15 p.m.Denver Intl

29h 05m

1 stop

YOW7:20 p.m.Ottawa

17 Oct

YOW4:15 p.m.Ottawa

21h 05m

1 stop

DEN11:20 a.m.Denver Intl

C$ 594

WestJet

25 Aug

DEN12:15 p.m.Denver Intl

15h 20m

1 stop

YOW5:35 a.m.Ottawa

31 Aug

YOW7:20 a.m.Ottawa

30h 00m

1 stop

DEN11:20 a.m.Denver Intl

C$ 747

United Airlines flights from Colorado to Ottawa

Our best United Airlines deals on Colorado to Ottawa flight tickets

United Airlines

5 Sep

COS11:55 a.m.Colorado Springs

7h 40m

1 stop

YOW9:35 p.m.Ottawa

11 Sep

YOW5:20 p.m.Ottawa

6h 34m

1 stop

COS9:54 p.m.Colorado Springs

C$ 960

United Airlines

5 Sep

COS11:30 a.m.Colorado Springs

9h 05m

2 stops

YOW10:35 p.m.Ottawa

11 Sep

YOW6:25 a.m.Ottawa

6h 22m

1 stop

COS10:47 a.m.Colorado Springs

C$ 974

United Airlines

5 Sep

COS5:30 a.m.Colorado Springs

9h 08m

2 stops

YOW4:38 p.m.Ottawa

11 Sep

YOW10:37 a.m.Ottawa

15h 18m

2 stops

COS11:55 p.m.Colorado Springs

C$ 981

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DenverOttawa

DEN Denver Intl - YOW Ottawa

DENYOW

Denver Intl

Fri 25/9

7:00 a.m.-5:35 a.m.

2 stops20h 35m

Ottawa

Thu 1/10

8:15 p.m.-11:20 a.m.

1 stop17h 05m

C$ 539

DenverOttawa

DEN Denver Intl - YOW Ottawa

DENYOW

Denver Intl

Fri 25/9

12:15 p.m.-5:35 a.m.

1 stop15h 20m

Ottawa

Mon 28/9

2:20 p.m.-9:03 p.m.

2 stops32h 43m

C$ 552

Quickest round-trip

DenverOttawa

DEN Denver Intl - YOW Ottawa

DENYOW

Denver Intl

Fri 25/9

12:15 p.m.-5:35 a.m.

1 stop15h 20m

Ottawa

Thu 1/10

8:15 p.m.-11:20 a.m.

1 stop17h 05m

C$ 563

DenverOttawa

DEN Denver Intl - YOW Ottawa

DENYOW

Denver Intl

Fri 25/9

12:15 p.m.-5:35 a.m.

1 stop15h 20m

Ottawa

Mon 28/9

7:20 a.m.-11:48 p.m.

2 stops18h 28m

C$ 566

DenverOttawa

DEN Denver Intl - YOW Ottawa

DENYOW

Denver Intl

Wed 16/9

10:29 p.m.-5:35 a.m.

2 stops29h 06m

Ottawa

Mon 21/9

4:15 p.m.-7:52 a.m.

1 stop17h 37m

C$ 615

DenverOttawa

DEN Denver Intl - YOW Ottawa

DENYOW

Denver Intl

Sun 6/9

8:31 a.m.-12:20 a.m.

2 stops13h 49m

Ottawa

Sun 13/9

4:15 p.m.-11:20 a.m.

1 stop21h 05m

C$ 617

DenverOttawa

DEN Denver Intl - YOW Ottawa

DENYOW

Denver Intl

Fri 25/9

12:15 p.m.-5:35 a.m.

1 stop15h 20m

Ottawa

Mon 28/9

4:15 p.m.-7:52 a.m.

1 stop17h 37m

C$ 629

DenverOttawa

DEN Denver Intl - YOW Ottawa

DENYOW

Denver Intl

Fri 25/9

12:15 p.m.-5:35 a.m.

1 stop15h 20m

Ottawa

Thu 1/10

2:00 p.m.-11:20 a.m.

3 stops23h 20m

C$ 651

DenverOttawa

DEN Denver Intl - YOW Ottawa

DENYOW

Denver Intl

Tue 25/8

11:59 p.m.-5:23 p.m.

2 stops15h 24m

Ottawa

Mon 31/8

8:15 p.m.-11:20 a.m.

1 stop17h 05m

C$ 661

DenverOttawa

DEN Denver Intl - YOW Ottawa

DENYOW

Denver Intl

Fri 25/9

12:15 p.m.-5:35 a.m.

1 stop15h 20m

Ottawa

Mon 28/9

4:15 p.m.-7:52 a.m.

1 stop17h 37m

C$ 675

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Colorado to Ottawa

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Ottawa?

The month of November is, on average, the cheapest month to fly to Ottawa from Colorado, with most prices found around C$ 0. If you aren’t able to travel to Ottawa during the month of November, then flying in October is also cheap. Prices for this month can be found on momondo for an average of C$ 553.

Can stopping save me money on Colorado to Ottawa flights?

You could potentially save up to 18% on your flight if you consider stops on a Colorado to Ottawa flight.

Cheap Colorado to Ottawa flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Colorado to Ottawa

Fastest flight time	7h 40m
Direct flights	None

The fastest flight from Colorado to Ottawa takes 7h 40m

There are no direct flights from Colorado to Ottawa. There are no popular flight routes from Colorado to Ottawa.

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Frequently asked questions about flying from Colorado to Ottawa

When did momondo last update prices for flights from Colorado to Ottawa Airport?
Prices for flights from Colorado to Ottawa Airport are updated daily.
How old do you have to be to fly from Colorado to Ottawa Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Colorado to Ottawa Airport.
What documentation or ID do you need to fly to Ottawa Airport?
The travel and health documents you'll need for your trip to Ottawa Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Ottawa Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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Smiths Falls

Wakefield

Calabogie

Prescott

Petawawa

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Why should I use momondo to find a flight deal from Colorado to Ottawa?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Colorado to Ottawa. momondo saves you time and could save you money on your trip.

Can I find flights from Colorado to Ottawa with flexible booking policies on momondo?

Flights from Colorado to Ottawa with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Colorado to Ottawa?

Once you have performed a search for Colorado to Ottawa flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Colorado to Ottawa right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Colorado to Ottawa flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.