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Cheap flights from Colorado to Ottawa from $205

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Colorado to Ottawa departing on 6/24. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Colorado to Ottawa

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
12:45 pm - 9:35 pm
COS
-
YOW
6h 50m
1 stop
United Airlines Logo
6:25 am - 10:59 am
YOW
-
COS
6h 34m
1 stop
$431United Airlines
Tue, Aug 18 - Wed, Aug 19
United Airlines Logo
12:45 pm - 9:35 pm
COS
-
YOW
6h 50m
1 stop
United Airlines Logo
2:48 pm - 11:49 pm
YOW
-
COS
11h 01m
2 stops
$440United Airlines
Tue, Aug 18 - Wed, Aug 19
United Airlines Logo
7:30 am - 11:54 pm
COS
-
YOW
14h 24m
2 stops
United Airlines Logo
2:48 pm - 11:49 pm
YOW
-
COS
11h 01m
2 stops
$446United Airlines
Tue, Aug 18 - Wed, Aug 19
WestJet Logo
12:15 pm - 12:30 pm
DEN
-
YOW
22h 15m
2 stops
WestJet Logo
7:20 am - 11:20 am
YOW
-
DEN
30h 00m
1 stop
$449WestJet
Thu, Jun 4 - Sun, Jun 7
WestJet Logo
12:15 pm - 5:35 am
DEN
-
YOW
15h 20m
1 stop
WestJet Logo
7:20 am - 11:20 am
YOW
-
DEN
30h 00m
1 stop
$456WestJet
Thu, Jun 4 - Sun, Jun 7
Multiple Airlines Logo
6:00 am - 3:00 pm
DEN
-
YOW
31h 00m
2 stops
Multiple Airlines Logo
4:15 pm - 11:20 am
YOW
-
DEN
21h 05m
1 stop
$503Multiple Airlines
Sun, Jun 14 - Sat, Jun 20
WestJet Logo
12:15 pm - 5:35 am
DEN
-
YOW
15h 20m
1 stop
WestJet Logo
8:15 pm - 11:20 am
YOW
-
DEN
17h 05m
1 stop
$504WestJet
Sun, Oct 4 - Wed, Oct 7
Multiple Airlines Logo
6:30 am - 12:20 am
DEN
-
YOW
15h 50m
2 stops
Multiple Airlines Logo
4:15 pm - 11:20 am
YOW
-
DEN
21h 05m
1 stop
$510Multiple Airlines
Mon, Jun 8 - Thu, Jun 11
WestJet Logo
12:15 pm - 12:30 pm
DEN
-
YOW
22h 15m
2 stops
WestJet Logo
1:20 pm - 11:20 am
YOW
-
DEN
24h 00m
1 stop
$513WestJet
Sun, Oct 4 - Wed, Oct 7
Delta Logo
6:00 am - 12:20 am
COS
-
YOW
16h 20m
2 stops
Delta Logo
6:55 am - 9:27 pm
YOW
-
COS
16h 32m
2 stops
$594Delta
Sun, May 31 - Tue, Jun 2

Air Canada flights from Colorado to Ottawa

Our best Air Canada deals on Colorado to Ottawa flight tickets
Air Canada
Oct 20
COS6:00 amColorado Springs
12h 50m
2 stops
YOW8:50 pmOttawa
Oct 22
YOW2:35 pmOttawa
9h 28m
2 stops
COS10:03 pmColorado Springs
$713
Air Canada
Jun 4
COS12:56 pmColorado Springs
9h 50m
2 stops
YOW12:46 amOttawa
Jun 11
YOW5:05 amOttawa
11h 35m
2 stops
COS2:40 pmColorado Springs
$779

WestJet flights from Colorado to Ottawa

Our best WestJet deals on Colorado to Ottawa flight tickets
WestJet
Jun 4
DEN12:15 pmDenver Intl
22h 15m
2 stops
YOW12:30 pmOttawa
Jun 7
YOW7:20 amOttawa
30h 00m
1 stop
DEN11:20 amDenver Intl
$449
WestJet
Jun 4
DEN12:15 pmDenver Intl
15h 20m
1 stop
YOW5:35 amOttawa
Jun 7
YOW7:20 amOttawa
30h 00m
1 stop
DEN11:20 amDenver Intl
$456
WestJet
Oct 4
DEN12:15 pmDenver Intl
15h 20m
1 stop
YOW5:35 amOttawa
Oct 7
YOW8:15 pmOttawa
17h 05m
1 stop
DEN11:20 amDenver Intl
$504

momondo 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, momondo users made 832,500 searches. Data last updated May 11, 2026.
Use the filters below to find and compare flights from Colorado to Ottawa that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Colorado SpringsOttawa

COS - YOW

COSYOW

Colorado Springs

Tue 8/18

12:45 pm-9:35 pm

1 stop6h 50m

Ottawa

Wed 8/19

6:25 am-10:59 am

1 stop6h 34m

$431

Colorado SpringsOttawa

COS - YOW

COSYOW

Colorado Springs

Tue 8/18

12:45 pm-9:35 pm

1 stop6h 50m

Ottawa

Wed 8/19

2:48 pm-11:49 pm

2 stops11h 01m

$440

Colorado SpringsOttawa

COS - YOW

COSYOW

Colorado Springs

Tue 8/18

7:30 am-11:54 pm

2 stops14h 24m

Ottawa

Wed 8/19

2:48 pm-11:49 pm

2 stops11h 01m

$446

DenverOttawa

DEN - YOW

DENYOW

Denver Intl

Thu 6/4

12:15 pm-12:30 pm

2 stops22h 15m

Ottawa

Sun 6/7

7:20 am-11:20 am

1 stop30h 00m

$449

DenverOttawa

DEN - YOW

DENYOW

Denver Intl

Thu 6/4

12:15 pm-5:35 am

1 stop15h 20m

Ottawa

Sun 6/7

7:20 am-11:20 am

1 stop30h 00m

$456

DenverOttawa

DEN - YOW

DENYOW

Denver Intl

Sun 6/14

6:00 am-3:00 pm

2 stops31h 00m

Ottawa

Sat 6/20

4:15 pm-11:20 am

1 stop21h 05m

$503

DenverOttawa

DEN - YOW

DENYOW

Denver Intl

Sun 10/4

12:15 pm-5:35 am

1 stop15h 20m

Ottawa

Wed 10/7

8:15 pm-11:20 am

1 stop17h 05m

$504

DenverOttawa

DEN - YOW

DENYOW

Denver Intl

Mon 6/8

6:30 am-12:20 am

2 stops15h 50m

Ottawa

Thu 6/11

4:15 pm-11:20 am

1 stop21h 05m

$510

DenverOttawa

DEN - YOW

DENYOW

Denver Intl

Sun 10/4

12:15 pm-12:30 pm

2 stops22h 15m

Ottawa

Wed 10/7

1:20 pm-11:20 am

1 stop24h 00m

$513

Colorado SpringsOttawa

COS - YOW

COSYOW

Colorado Springs

Sun 5/31

6:00 am-12:20 am

2 stops16h 20m

Ottawa

Tue 6/2

6:55 am-9:27 pm

2 stops16h 32m

$594

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 Ottawa from

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

What is the cheapest month to fly to Ottawa?

In general, November is the cheapest month to fly from Colorado to Ottawa. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $0. The month of July is another great option to travel to Ottawa, with average flight prices from Colorado averaging around $170.

Can stopping save me money on Colorado to Ottawa flights?

You could potentially save up to 4% 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

6h 58m

Direct flights

None
The fastest flight from Colorado to Ottawa takes 6h 58m
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 were last updated today.

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Colorado to Ottawa Airport.

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

    The travel and health documents required for your trip to Ottawa Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Ottawa Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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 CanadaPriceFrom $186Free CancellationRating
7.1
11,017 reviews
Search Air Canada flights
United AirlinesPriceFrom $367Free CancellationRating
7.4
9,699 reviews
Search United Airlines flights

Traveling to a place near Ottawa?

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

Why use momondo?

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

It is quick and easy to find Colorado to Ottawa flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Ottawa that suits you.

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

Yes. All flights to Ottawa from Colorado on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Colorado to Ottawa.

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

If you are simply researching potential flights to Ottawa, momondo offers a useful price alert feature which will track prices for flights to Ottawa from Colorado and alert you when they change.

An easier way to manage your Ottawa trip

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