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

United Airlines and Air Canada are the most popular carriers operating from Colorado to Ottawa

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 43m 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 7h 11m. Keep in mind that layovers or delays could extend your travel time.

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 many operators does momondo search for flights from Colorado to Ottawa Airport?

There is 1 operator available for flights from Colorado to Ottawa Airport as of September 2025.

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$ 190 Cheap Flights from Colorado to Ottawa in 2025/26

1 adult

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Find the cheapest flights from Colorado to Ottawa

Round-trip

One-way

Last minute

Cheap round-trip flights

7:48 a.m. - 5:06 p.m.DEN-YOW

7h 18m1 stop

5:15 a.m. - 11:58 a.m.YOW-DEN

8h 43m1 stop

C$ 450United Airlines

Find Deal

Wed, 22 Oct - Sat, 25 Oct

7:48 a.m. - 9:35 p.m.DEN-YOW

11h 47m1 stop

5:25 p.m. - 10:00 p.m.YOW-DEN

6h 35m1 stop

C$ 455United Airlines

Find Deal

Sat, 4 Oct - Sat, 11 Oct

5:55 p.m. - 9:58 a.m.DEN-YOW

14h 03m1 stop

5:50 p.m. - 11:15 p.m.YOW-DEN

7h 25m1 stop

C$ 456United Airlines

Find Deal

Tue, 7 Oct - Tue, 14 Oct

5:45 p.m. - 9:11 a.m.DEN-YOW

13h 26m1 stop

5:25 p.m. - 6:42 a.m.YOW-DEN

15h 17m1 stop

C$ 486Lufthansa

Find Deal

Sat, 4 Oct - Sat, 11 Oct

9:26 p.m. - 4:34 p.m.DEN-YOW

17h 08m2 stops

9:30 a.m. - 11:16 p.m.YOW-DEN

15h 46m1 stop

C$ 550Multiple Airlines

Find Deal

Mon, 20 Oct - Mon, 27 Oct

12:16 a.m. - 5:13 p.m.DEN-YOW

14h 57m1 stop

9:30 a.m. - 8:15 a.m.YOW-DEN

24h 45m1 stop

C$ 557Multiple Airlines

Find Deal

Wed, 29 Oct - Sun, 2 Nov

7:16 p.m. - 3:00 p.m.DEN-YOW

17h 44m1 stop

5:25 p.m. - 8:53 a.m.YOW-DEN

17h 28m1 stop

C$ 912Air Canada

Find Deal

Fri, 31 Oct - Sun, 2 Nov

7:16 p.m. - 3:00 p.m.DEN-YOW

17h 44m1 stop

5:25 p.m. - 8:53 a.m.YOW-DEN

17h 28m1 stop

C$ 928Air Canada

Find Deal

Thu, 6 Nov - Tue, 11 Nov

11:26 a.m. - 12:22 a.m.DEN-YOW

10h 56m2 stops

5:55 a.m. - 5:28 p.m.YOW-DEN

13h 33m2 stops

C$ 967Delta

Find Deal

Wed, 22 Oct - Sat, 25 Oct

12:50 p.m. - 12:22 a.m.DEN-YOW

9h 32m2 stops

3:35 p.m. - 11:48 a.m.YOW-DEN

22h 13m2 stops

C$ 1,041Delta

Find Deal

Tue, 7 Oct - Tue, 14 Oct

United Airlines flights from Colorado to Ottawa

Our best United Airlines deals on Colorado to Ottawa flight tickets

United Airlines

22 Oct

DEN7:48 a.m.Denver Intl

7h 18m

1 stop

YOW5:06 p.m.Ottawa

25 Oct

YOW5:15 a.m.Ottawa

8h 43m

1 stop

DEN11:58 a.m.Denver Intl

C$ 450

Find similar

United Airlines

4 Oct

DEN7:48 a.m.Denver Intl

11h 47m

1 stop

YOW9:35 p.m.Ottawa

11 Oct

YOW5:25 p.m.Ottawa

6h 35m

1 stop

DEN10:00 p.m.Denver Intl

C$ 455

Find similar

United Airlines

7 Oct

DEN5:55 p.m.Denver Intl

14h 03m

1 stop

YOW9:58 a.m.Ottawa

14 Oct

YOW5:50 p.m.Ottawa

7h 25m

1 stop

DEN11:15 p.m.Denver Intl

C$ 456

Find similar

Air Canada flights from Colorado to Ottawa

Our best Air Canada deals on Colorado to Ottawa flight tickets

Air Canada

31 Oct

DEN7:16 p.m.Denver Intl

17h 44m

1 stop

YOW3:00 p.m.Ottawa

2 Nov

YOW5:25 p.m.Ottawa

17h 28m

1 stop

DEN8:53 a.m.Denver Intl

C$ 912

Find similar

Air Canada

6 Nov

DEN7:16 p.m.Denver Intl

17h 44m

1 stop

YOW3:00 p.m.Ottawa

11 Nov

YOW5:25 p.m.Ottawa

17h 28m

1 stop

DEN8:53 a.m.Denver Intl

C$ 928

Find similar

Air Canada

30 Oct

DEN11:49 a.m.Denver Intl

10h 29m

1 stop

YOW12:18 a.m.Ottawa

2 Nov

YOW5:25 p.m.Ottawa

17h 28m

1 stop

DEN8:53 a.m.Denver Intl

C$ 1,029

Find similar

Fly from

Fly to

Route

Depart

Return

Price

DenverOttawa

DEN - YOW

DENYOW

Denver Intl

Wed 22/10

7:48 a.m.-5:06 p.m.

1 stop7h 18m

Ottawa

Sat 25/10

5:15 a.m.-11:58 a.m.

1 stop8h 43m

C$ 450

DenverOttawa

DEN - YOW

DENYOW

Denver Intl

Sat 4/10

7:48 a.m.-9:35 p.m.

1 stop11h 47m

Ottawa

Sat 11/10

5:25 p.m.-10:00 p.m.

1 stop6h 35m

C$ 455

DenverOttawa

DEN - YOW

DENYOW

Denver Intl

Tue 7/10

5:55 p.m.-9:58 a.m.

1 stop14h 03m

Ottawa

Tue 14/10

5:50 p.m.-11:15 p.m.

1 stop7h 25m

C$ 456

DenverOttawa

DEN - YOW

DENYOW

Denver Intl

Sat 4/10

5:45 p.m.-9:11 a.m.

1 stop13h 26m

Ottawa

Sat 11/10

5:25 p.m.-6:42 a.m.

1 stop15h 17m

C$ 486

DenverOttawa

DEN - YOW

DENYOW

Denver Intl

Mon 20/10

9:26 p.m.-4:34 p.m.

2 stops17h 08m

Ottawa

Mon 27/10

9:30 a.m.-11:16 p.m.

1 stop15h 46m

C$ 550

DenverOttawa

DEN - YOW

DENYOW

Denver Intl

Wed 29/10

12:16 a.m.-5:13 p.m.

1 stop14h 57m

Ottawa

Sun 2/11

9:30 a.m.-8:15 a.m.

1 stop24h 45m

C$ 557

DenverOttawa

DEN - YOW

DENYOW

Denver Intl

Fri 31/10

7:16 p.m.-3:00 p.m.

1 stop17h 44m

Ottawa

Sun 2/11

5:25 p.m.-8:53 a.m.

1 stop17h 28m

C$ 912

DenverOttawa

DEN - YOW

DENYOW

Denver Intl

Thu 6/11

7:16 p.m.-3:00 p.m.

1 stop17h 44m

Ottawa

Tue 11/11

5:25 p.m.-8:53 a.m.

1 stop17h 28m

C$ 928

DenverOttawa

DEN - YOW

DENYOW

Denver Intl

Wed 22/10

11:26 a.m.-12:22 a.m.

2 stops10h 56m

Ottawa

Sat 25/10

5:55 a.m.-5:28 p.m.

2 stops13h 33m

C$ 967

DenverOttawa

DEN - YOW

DENYOW

Denver Intl

Tue 7/10

12:50 p.m.-12:22 a.m.

2 stops9h 32m

Ottawa

Tue 14/10

3:35 p.m.-11:48 a.m.

2 stops22h 13m

C$ 1,041

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 time of day to depart on your flight to Ottawa?

Our most recent data shows that the best time of day to fly to Ottawa is in the morning. Flights from Colorado to Ottawa during this time can be as low as C$ 813. In the afternoon is when there is more demand to fly to Ottawa, so prices are often more expensive at around C$ 1,120 per ticket.

Can stopping save me money on Colorado to Ottawa flights?

You could potentially save up to 1% 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

Direct flights	None

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

Search flight deals

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 many operators does momondo search for flights from Colorado to Ottawa Airport?
There is 1 operator available for flights from Colorado to Ottawa Airport as of September 2025.
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.

Best airlines flying from Colorado to Ottawa

Compare and see reviews for airlines that fly from Colorado to Ottawa with momondo

Airline	Rating	Free Cancellation	Price
Air Canada	PriceFrom C$ 215	Free Cancellation	Rating 7.1 10,000 reviews		Search Air Canada flights

Gatineau

Pembroke

Brockville

Smiths Falls

Perth

Wakefield

Calabogie

Prescott

Petawawa

Why use momondo?

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.