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Cheap flights from Ottawa to Colorado from C$ 253

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ottawa to Colorado departing on 7/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Ottawa to Colorado

Cheap round-trip flights

WestJet Logo
5:55 a.m. - 6:48 p.m.YOW-DEN
14h 53m2 stops
WestJet Logo
12:15 p.m. - 12:40 a.m.DEN-YOW
10h 25m1 stop
C$ 404WestJet
Find Deal
Sun, 7 Sep - Thu, 18 Sep
WestJet Logo
3:45 p.m. - 11:24 a.m.YOW-DEN
21h 39m1 stop
WestJet Logo
12:15 p.m. - 12:40 a.m.DEN-YOW
10h 25m1 stop
C$ 405WestJet
Find Deal
Sat, 6 Sep - Thu, 18 Sep
WestJet Logo
12:20 p.m. - 11:24 a.m.YOW-DEN
25h 04m2 stops
WestJet Logo
12:15 p.m. - 12:40 a.m.DEN-YOW
10h 25m1 stop
C$ 411WestJet
Find Deal
Sat, 6 Sep - Tue, 16 Sep
WestJet Logo
12:20 p.m. - 11:24 a.m.YOW-DEN
25h 04m2 stops
WestJet Logo
12:15 p.m. - 12:40 a.m.DEN-YOW
10h 25m1 stop
C$ 412WestJet
Find Deal
Sat, 6 Sep - Thu, 18 Sep
Air Canada Logo
9:25 a.m. - 7:30 p.m.YOW-DEN
12h 05m1 stop
Air Canada Logo
7:05 p.m. - 8:19 a.m.DEN-YOW
11h 14m1 stop
C$ 429Air Canada
Find Deal
Mon, 18 Aug - Mon, 25 Aug
Air Canada Logo
9:25 a.m. - 7:30 p.m.YOW-DEN
12h 05m1 stop
Air Canada Logo
7:45 a.m. - 5:05 p.m.DEN-YOW
7h 20m1 stop
C$ 435Air Canada
Find Deal
Wed, 20 Aug - Tue, 26 Aug
United Airlines Logo
6:33 a.m. - 8:12 p.m.YOW-DEN
15h 39m1 stop
United Airlines Logo
7:48 a.m. - 9:35 p.m.DEN-YOW
11h 47m1 stop
C$ 462United Airlines
Find Deal
Mon, 25 Aug - Sun, 31 Aug
Logo
3:35 p.m. - 10:21 a.m.YOW-DEN
20h 46m2 stops
Logo
4:14 p.m. - 2:56 p.m.DEN-YOW
20h 42m1 stop
C$ 482
Find Deal
Mon, 25 Aug - Wed, 17 Sep
Logo
4:25 p.m. - 8:02 a.m.YOW-DEN
17h 37m1 stop
Logo
12:04 a.m. - 4:57 p.m.DEN-YOW
14h 53m1 stop
C$ 502
Find Deal
Thu, 14 Aug - Mon, 8 Sep
United Airlines Logo
5:50 p.m. - 11:17 p.m.YOW-DEN
7h 27m1 stop
United Airlines Logo
6:00 a.m. - 4:43 p.m.DEN-YOW
8h 43m1 stop
C$ 536United Airlines
Find Deal
Tue, 9 Sep - Tue, 16 Sep

Air Canada flights from Ottawa to Colorado

Our best Air Canada deals on Ottawa to Colorado flight tickets
Air Canada
18 Aug
YOW9:25 a.m.Ottawa
12h 05m
1 stop
DEN7:30 p.m.Denver Intl
25 Aug
DEN7:05 p.m.Denver Intl
11h 14m
1 stop
YOW8:19 a.m.Ottawa
C$ 429
Find similar
Air Canada
20 Aug
YOW9:25 a.m.Ottawa
12h 05m
1 stop
DEN7:30 p.m.Denver Intl
26 Aug
DEN7:45 a.m.Denver Intl
7h 20m
1 stop
YOW5:05 p.m.Ottawa
C$ 435
Find similar
Air Canada
5 Sep
YOW9:35 a.m.Ottawa
11h 48m
1 stop
DEN7:23 p.m.Denver Intl
8 Sep
DEN7:05 p.m.Denver Intl
11h 18m
1 stop
YOW8:23 a.m.Ottawa
C$ 439
Find similar

WestJet flights from Ottawa to Colorado

Our best WestJet deals on Ottawa to Colorado flight tickets
WestJet
7 Sep
YOW5:55 a.m.Ottawa
14h 53m
2 stops
DEN6:48 p.m.Denver Intl
18 Sep
DEN12:15 p.m.Denver Intl
10h 25m
1 stop
YOW12:40 a.m.Ottawa
C$ 404
Find similar
WestJet
6 Sep
YOW3:45 p.m.Ottawa
21h 39m
1 stop
DEN11:24 a.m.Denver Intl
18 Sep
DEN12:15 p.m.Denver Intl
10h 25m
1 stop
YOW12:40 a.m.Ottawa
C$ 405
Find similar
WestJet
6 Sep
YOW12:20 p.m.Ottawa
25h 04m
2 stops
DEN11:24 a.m.Denver Intl
16 Sep
DEN12:15 p.m.Denver Intl
10h 25m
1 stop
YOW12:40 a.m.Ottawa
C$ 411
Find similar

momondo 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, momondo users made 96,600 searches. Data last updated 31 July 2025.
Use the filters below to find and compare flights from Ottawa to Colorado that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OttawaDenver

YOW - DEN

YOWDEN

Ottawa

Sun 7/9

5:55 a.m.-6:48 p.m.

2 stops14h 53m

Denver Intl

Thu 18/9

12:15 p.m.-12:40 a.m.

1 stop10h 25m

C$ 404

OttawaDenver

YOW - DEN

YOWDEN

Ottawa

Sat 6/9

3:45 p.m.-11:24 a.m.

1 stop21h 39m

Denver Intl

Thu 18/9

12:15 p.m.-12:40 a.m.

1 stop10h 25m

C$ 405

OttawaDenver

YOW - DEN

YOWDEN

Ottawa

Sat 6/9

12:20 p.m.-11:24 a.m.

2 stops25h 04m

Denver Intl

Tue 16/9

12:15 p.m.-12:40 a.m.

1 stop10h 25m

C$ 411

OttawaDenver

YOW - DEN

YOWDEN

Ottawa

Sat 6/9

12:20 p.m.-11:24 a.m.

2 stops25h 04m

Denver Intl

Thu 18/9

12:15 p.m.-12:40 a.m.

1 stop10h 25m

C$ 412

OttawaDenver

YOW - DEN

YOWDEN

Ottawa

Mon 18/8

9:25 a.m.-7:30 p.m.

1 stop12h 05m

Denver Intl

Mon 25/8

7:05 p.m.-8:19 a.m.

1 stop11h 14m

C$ 429

OttawaDenver

YOW - DEN

YOWDEN

Ottawa

Wed 20/8

9:25 a.m.-7:30 p.m.

1 stop12h 05m

Denver Intl

Tue 26/8

7:45 a.m.-5:05 p.m.

1 stop7h 20m

C$ 435

OttawaDenver

YOW - DEN

YOWDEN

Ottawa

Mon 25/8

6:33 a.m.-8:12 p.m.

1 stop15h 39m

Denver Intl

Sun 31/8

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

1 stop11h 47m

C$ 462

OttawaDenver

YOW - DEN

YOWDEN

Ottawa

Mon 25/8

3:35 p.m.-10:21 a.m.

2 stops20h 46m

Denver Intl

Wed 17/9

4:14 p.m.-2:56 p.m.

1 stop20h 42m

C$ 482

OttawaDenver

YOW - DEN

YOWDEN

Ottawa

Thu 14/8

4:25 p.m.-8:02 a.m.

1 stop17h 37m

Denver Intl

Mon 8/9

12:04 a.m.-4:57 p.m.

1 stop14h 53m

C$ 502

OttawaDenver

YOW - DEN

YOWDEN

Ottawa

Tue 9/9

5:50 p.m.-11:17 p.m.

1 stop7h 27m

Denver Intl

Tue 16/9

6:00 a.m.-4:43 p.m.

1 stop8h 43m

C$ 536

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Colorado from

How to get the cheapest flight ticket from Ottawa to Colorado

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

What is the cheapest month to fly to Colorado?

The cheapest month to fly to Colorado from Ottawa is in November. Flight prices, which tend to average around C$ 448, are often lower during this time because this is during the off-season. If you don’t want to visit Colorado in November, then you should wait until September to fly from Ottawa, when ticket prices are also cheap, with an average price of C$ 450.

What is the cheapest day to depart on your flight to Colorado?

The cheapest day to depart on your flight to Colorado is on a Saturday when prices can be found for as low as C$ 573. This is often the case because there is less demand to fly during this day of the week. On the other hand, Sunday is the most expensive day to depart from Ottawa because it is more convenient for both business and leisure travellers. As a result, prices tend to be around C$ 755.

What is the cheapest time of day to depart on your flight to Colorado?

According to our data, the cheapest time of day to fly to Colorado is in the evening. momondo users have found flights departing from Ottawa to Colorado in the evening for as low as C$ 635. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Try not to purchase tickets at noon because they tend to be around C$ 925. Of course, these prices can vary depending on the time of year and what airport you fly to.

How far in advance should I book a flight to Colorado?

You are more likely to see cheaper flights to Colorado from Ottawa when booking weeks ahead of your departure date. In general, you can expect to find flights to Colorado for around C$ 644 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Colorado from Ottawa for as low as C$ 387 on momondo.

Can stopping save me money on Ottawa to Colorado flights?

You could potentially save up to 48% on your flight if you consider stops on a Ottawa to Colorado flight.

Cheap Ottawa to Colorado flight deals and tips

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

Best price found

C$ 253

Fastest flight time

6h 05m

Direct flights

None

Airports in Colorado

1 airport
The best one-way flight to Colorado from Ottawa in the past 72 hours is C$ 253. The best round-trip flight deal from Ottawa to Colorado found on momondo in the last 72 hours is C$ 404.
The fastest flight from Ottawa to Colorado takes 6h 05m
There are no direct flights from Ottawa to Colorado. Popular non-direct route for this connection is Ottawa Airport - Denver Intl Airport.
There is 1 airport near Colorado: Denver Intl (DEN)
Search flight deals

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

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

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

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

    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 Ottawa Airport to Colorado.

  • What documentation or ID do you need to fly to Colorado?

    The travel and health documents you'll need for your trip to Colorado 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 Colorado. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Ottawa to Colorado

Compare and see reviews for airlines that fly from Ottawa to Colorado with momondo
Airline
Rating
Free Cancellation
Price
WestJetPriceFrom C$ 244Free CancellationRating
7.2
2,978 reviews
Search WestJet flights
Air CanadaPriceFrom C$ 366Free CancellationRating
7.1
9,851 reviews
Search Air Canada flights
United AirlinesPriceFrom C$ 379Free CancellationRating
7.4
8,900 reviews
Search United Airlines flights

Why use momondo?

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

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

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

Yes. momondo enables you to select and highlight flights to Colorado from Ottawa with this policy.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Colorado from Ottawa.

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

Yes momondo offers price alerts on flights to Colorado from Ottawa. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Colorado trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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