$173+ Cheap flights from Colorado to Ottawa (YOW)
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 5/15. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — YOW
May 29 — Jun 51
Round-trip
1 adult, Economy
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Find cheap flights from Colorado to Ottawa with Cheapflights
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Cheapest flights from Colorado to OttawaExplore 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 April 29, 2026.
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 April 29, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/612:15 pm
DEN
- YOW
2 stops22h 15m
WestJet
Wed 6/104:15 pm
YOW
- DEN
1 stop21h 05m
WestJet
Deal found 4/26![WestJet logo]()
$406
This Kiwi.com deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/312:15 pm
DEN
- YOW
1 stop15h 20m
WestJet
Wed 6/104:15 pm
YOW
- DEN
1 stop21h 05m
WestJet
Deal found 4/26![WestJet logo]()
$412
This Trip.com deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/312:15 pm
DEN
- YOW
1 stop15h 20m
WestJet
Sun 6/77:20 am
YOW
- DEN
1 stop30h 00m
WestJet
Deal found 4/26![WestJet logo]()
$414
This FlightHub deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/2612:15 pm
DEN
- YOW
1 stop15h 20m
WestJet
Tue 6/27:20 am
YOW
- DEN
1 stop30h 00m
WestJet
Deal found 4/26![WestJet logo]()
$416
This FlightHub deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/212:15 pm
DEN
- YOW
2 stops22h 15m
WestJet
Sun 6/77:20 am
YOW
- DEN
1 stop30h 00m
WestJet
Deal found 4/26![WestJet logo]()
$429
This FlightHub deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/212:15 pm
DEN
- YOW
2 stops22h 15m
WestJet
Sat 6/66:15 pm
YOW
- DEN
2 stops19h 05m
WestJet
Deal found 4/26![WestJet logo]()
$431
This FlightHub deal was found by Cheapflights users on 4/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/1912:15 pm
DEN
- YOW
1 stop15h 20m
WestJet
Tue 6/234:15 pm
YOW
- DEN
1 stop21h 05m
WestJet
Deal found 4/25![WestJet logo]()
$436
This FlightHub deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/212:15 pm
DEN
- YOW
1 stop15h 20m
WestJet
Mon 6/86:15 pm
YOW
- DEN
2 stops19h 05m
WestJet
Deal found 4/26![WestJet logo]()
$437
This Kiwi.com deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/212:15 pm
DEN
- YOW
1 stop22h 43m
Multiple Airlines
Wed 6/106:15 pm
YOW
- DEN
2 stops19h 05m
Multiple Airlines
Deal found 4/26![Multiple Airlines logo]()
$440
This Delta deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/126:00 am
COS
- YOW
2 stops16h 20m
Delta
Fri 6/196:55 am
YOW
- COS
2 stops16h 12m
Delta
Deal found 4/28![Delta logo]()
$524
This United Airlines deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/201:00 pm
ASE
- YOW
1 stop6h 14m
United Airlines
Sat 10/246:52 am
YOW
- ASE
1 stop16h 49m
United Airlines
Deal found 4/27![United Airlines logo]()
$540
This United Airlines deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/136:57 pm
COS
- YOW
2 stops12h 14m
United Airlines
Sun 5/172:00 pm
YOW
- COS
2 stops11h 59m
United Airlines
Deal found 4/24![United Airlines logo]()
$618
Best flights from Colorado to OttawaDiscover carefully curated flight deals from Colorado to Ottawa that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 29, 2026.
Discover carefully curated flight deals from Colorado to Ottawa that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 29, 2026.
This FlightHub deal was found by Cheapflights users on 4/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/2412:15 pm
DEN
- YOW
2 stops46h 15m
WestJet
Mon 7/276:15 pm
YOW
- DEN
2 stops19h 05m
WestJet
Deal found 4/25![WestJet logo]()
$495
This Delta deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/316:05 am
DEN
- YOW
2 stops9h 30m
Delta
Sun 6/712:25 pm
YOW
- DEN
2 stops13h 06m
Delta
Deal found 4/26![Delta logo]()
$524
This Kiwi.com deal was found by Cheapflights users on 4/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/176:45 am
DEN
- YOW
2 stops15h 55m
Multiple Airlines
Mon 7/208:15 pm
YOW
- DEN
1 stop17h 05m
Multiple Airlines
Deal found 4/25![Multiple Airlines logo]()
$538
This United Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/209:05 am
ASE
- YOW
1 stop6h 16m
United Airlines
Sat 10/246:52 am
YOW
- ASE
1 stop16h 49m
United Airlines
Deal found 4/28![United Airlines logo]()
$540
This Delta deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/126:05 am
DEN
- YOW
2 stops9h 30m
Delta
Fri 5/156:55 am
YOW
- DEN
2 stops15h 20m
Delta
Deal found 4/28![Delta logo]()
$538
This Trip.com deal was found by Cheapflights users on 4/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/1712:15 pm
DEN
- YOW
1 stop15h 20m
WestJet
Mon 7/201:20 pm
YOW
- DEN
1 stop24h 00m
WestJet
Deal found 4/25![WestJet logo]()
$582
This Delta deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/512:25 pm
DEN
- YOW
2 stops9h 55m
Delta
Sun 6/712:25 pm
YOW
- DEN
2 stops13h 06m
Delta
Deal found 4/26![Delta logo]()
$544
This United Airlines deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/136:57 pm
COS
- YOW
2 stops12h 14m
United Airlines
Sun 5/172:00 pm
YOW
- COS
2 stops11h 59m
United Airlines
Deal found 4/24![United Airlines logo]()
$618
This Delta deal was found by Cheapflights users on 4/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/101:15 pm
DEN
- YOW
2 stops9h 05m
Delta
Wed 6/176:55 am
YOW
- DEN
2 stops15h 49m
Delta
Deal found 4/25![Delta logo]()
$552
This United Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/912:16 pm
COS
- YOW
1 stop7h 19m
United Airlines
Wed 6/105:20 pm
YOW
- COS
1 stop6h 30m
United Airlines
Deal found 4/28![United Airlines logo]()
$678
This Delta deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/16:05 am
DEN
- YOW
2 stops16h 15m
Delta
Sun 6/712:25 pm
YOW
- DEN
2 stops13h 06m
Delta
Deal found 4/26![Delta logo]()
$569
This United Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/1212:16 pm
COS
- YOW
1 stop7h 19m
United Airlines
Fri 6/195:20 pm
YOW
- COS
2 stops17h 21m
United Airlines
Deal found 4/28![United Airlines logo]()
$687
This Delta deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/66:05 am
DEN
- YOW
2 stops9h 30m
Delta
Tue 6/96:55 am
YOW
- DEN
2 stops15h 49m
Delta
Deal found 4/26![Delta logo]()
$577
This Delta deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/195:45 am
DEN
- YOW
2 stops16h 35m
Delta
Fri 7/36:55 am
YOW
- DEN
2 stops12h 44m
Delta
Deal found 4/26![Delta logo]()
$596
This Delta deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/1712:59 am
DEN
- YOW
2 stops14h 36m
Delta
Wed 6/246:55 am
YOW
- DEN
2 stops15h 49m
Delta
Deal found 4/27![Delta logo]()
$601
This Delta deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/2312:59 am
DEN
- YOW
2 stops14h 36m
Delta
Mon 9/286:55 am
YOW
- DEN
2 stops15h 24m
Delta
Deal found 4/24![Delta logo]()
$634
Last-minute flights from Colorado to OttawaDiscover last-minute flight deals from Colorado to Ottawa. Data last updated April 29, 2026 and is based on user searches.
Discover last-minute flight deals from Colorado to Ottawa. Data last updated April 29, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/26:00 am
COS
- YOW
2 stops14h 05m
United Airlines
Sat 5/910:44 am
YOW
- COS
1 stop9h 35m
United Airlines
Deal found 4/27![United Airlines logo]()
$822
This American Airlines deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/21:39 pm
COS
- YOW
3 stops23h 16m
American Airlines
Sat 5/97:00 am
YOW
- COS
3 stops18h 32m
American Airlines
Deal found 4/27![American Airlines logo]()
$1,307
This Delta deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/126:05 am
DEN
- YOW
2 stops9h 30m
Delta
Fri 5/156:55 am
YOW
- DEN
2 stops15h 20m
Delta
Deal found 4/28![Delta logo]()
$538
This United Airlines deal was found by Cheapflights users on 4/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/136:57 pm
COS
- YOW
2 stops12h 14m
United Airlines
Sun 5/172:00 pm
YOW
- COS
2 stops11h 59m
United Airlines
Deal found 4/24![United Airlines logo]()
$618
This Kiwi.com deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/1812:15 pm
DEN
- YOW
1 stop22h 45m
Multiple Airlines
Thu 5/214:15 pm
YOW
- DEN
1 stop21h 05m
Multiple Airlines
Deal found 4/26![Multiple Airlines logo]()
$508
This Kiwi.com deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/1812:15 pm
DEN
- YOW
1 stop22h 45m
Multiple Airlines
Wed 5/201:20 pm
YOW
- DEN
1 stop24h 00m
Multiple Airlines
Deal found 4/26![Multiple Airlines logo]()
$535
This Kiwi.com deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/226:00 am
DEN
- YOW
2 stops28h 30m
Multiple Airlines
Tue 6/22:00 pm
YOW
- DEN
1 stop23h 20m
Multiple Airlines
Deal found 4/27![Multiple Airlines logo]()
$517
This Kiwi.com deal was found by Cheapflights users on 4/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/2312:15 pm
DEN
- YOW
1 stop15h 20m
WestJet
Sat 5/306:15 pm
YOW
- DEN
2 stops19h 05m
WestJet
Deal found 4/25![WestJet logo]()
$518
This Kiwi.com deal was found by Cheapflights users on 4/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/2312:15 pm
DEN
- YOW
2 stops10h 10m
Multiple Airlines
Sat 5/304:15 pm
YOW
- DEN
1 stop21h 05m
Multiple Airlines
Deal found 4/25![Multiple Airlines logo]()
$534
This FlightHub deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/2612:15 pm
DEN
- YOW
1 stop15h 20m
WestJet
Tue 6/27:20 am
YOW
- DEN
1 stop30h 00m
WestJet
Deal found 4/26![WestJet logo]()
$416
This Delta deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/316:05 am
DEN
- YOW
2 stops9h 30m
Delta
Sun 6/712:25 pm
YOW
- DEN
2 stops13h 06m
Delta
Deal found 4/26![Delta logo]()
$524
This Delta deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/316:05 am
DEN
- YOW
2 stops9h 30m
Delta
Wed 6/106:55 am
YOW
- DEN
2 stops15h 49m
Delta
Deal found 4/26![Delta logo]()
$533
One-way flights from Colorado to OttawaSearch for one-way flight options from Colorado to Ottawa. Find affordable one-way fares based on user searches. Data last updated April 29, 2026.
Search for one-way flight options from Colorado to Ottawa. Find affordable one-way fares based on user searches. Data last updated April 29, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/1512:15 pm
DEN
- YOW
2 stops22h 15m
WestJet
Deal found 4/25![WestJet logo]()
$173
This Trip.com deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/2012:15 pm
DEN
- YOW
1 stop15h 20m
WestJet
Deal found 4/28![WestJet logo]()
$178
This Kiwi.com deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/2512:15 pm
DEN
- YOW
2 stops22h 15m
WestJet
Deal found 4/27![WestJet logo]()
$191
This Trip.com deal was found by Cheapflights users on 4/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/912:15 pm
DEN
- YOW
1 stop25h 05m
WestJet
Deal found 4/25![WestJet logo]()
$200
This Kiwi.com deal was found by Cheapflights users on 4/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/910:29 pm
DEN
- YOW
2 stops29h 06m
Multiple Airlines
Deal found 4/25![Multiple Airlines logo]()
$201
This Kiwi.com deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/1612:34 pm
DEN
- YOW
2 stops15h 01m
Multiple Airlines
Deal found 4/26![Multiple Airlines logo]()
$205
This FlightHub deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/2412:15 pm
DEN
- YOW
1 stop27h 00m
WestJet
Deal found 4/27![WestJet logo]()
$207
This oojo deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2112:15 pm
DEN
- YOW
2 stops22h 15m
WestJet
Deal found 4/26![WestJet logo]()
$209
This Kiwi.com deal was found by Cheapflights users on 4/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/1512:15 pm
DEN
- YOW
1 stop22h 45m
Multiple Airlines
Deal found 4/25![Multiple Airlines logo]()
$210
This Mytrip deal was found by Cheapflights users on 4/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2412:15 pm
DEN
- YOW
1 stop15h 20m
WestJet
Deal found 4/26![WestJet logo]()
$215
Find flight deals from Colorado to Ottawa
Keep the following information in mind while searching for Colorado to Ottawa flight deals. Data was last updated April 29, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $406 (Kiwi.com) |
One-way from | $173 (Kiwi.com) |
Popular in | March |
Cheapest in | October |
Average price | $790 |
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 2,558,603 searches. Data last updated April 29, 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
Cheapest round-trip
DenverOttawa
DEN - YOW
DENYOW
Denver Intl
Fri 7/24
12:15 pm-12:30 pm
2 stops46h 15m
Ottawa
Mon 7/27
6:15 pm-11:20 am
2 stops19h 05m
$495
DenverOttawa
DEN - YOW
DENYOW
Denver Intl
Sun 5/31
6:05 am-5:35 pm
2 stops9h 30m
Ottawa
Sun 6/7
12:25 pm-11:31 pm
2 stops13h 06m
$524
DenverOttawa
DEN - YOW
DENYOW
Denver Intl
Fri 7/17
6:45 am-12:40 am
2 stops15h 55m
Ottawa
Mon 7/20
8:15 pm-11:20 am
1 stop17h 05m
$538
DenverOttawa
DEN - YOW
DENYOW
Denver Intl
Tue 5/12
6:05 am-5:35 pm
2 stops9h 30m
Ottawa
Fri 5/15
6:55 am-8:15 pm
2 stops15h 20m
$538
AspenOttawa
ASE - YOW
ASEYOW
Aspen Pitkin County
Tue 10/20
9:05 am-5:21 pm
1 stop6h 16m
Ottawa
Sat 10/24
6:52 am-9:41 pm
1 stop16h 49m
$540
DenverOttawa
DEN - YOW
DENYOW
Denver Intl
Fri 6/5
12:25 pm-12:20 am
2 stops9h 55m
Ottawa
Sun 6/7
12:25 pm-11:31 pm
2 stops13h 06m
$544
DenverOttawa
DEN - YOW
DENYOW
Denver Intl
Wed 6/10
1:15 pm-12:20 am
2 stops9h 05m
Ottawa
Wed 6/17
6:55 am-8:44 pm
2 stops15h 49m
$552
DenverOttawa
DEN - YOW
DENYOW
Denver Intl
Mon 6/1
6:05 am-12:20 am
2 stops16h 15m
Ottawa
Sun 6/7
12:25 pm-11:31 pm
2 stops13h 06m
$569
DenverOttawa
DEN - YOW
DENYOW
Denver Intl
Sat 6/6
6:05 am-5:35 pm
2 stops9h 30m
Ottawa
Tue 6/9
6:55 am-8:44 pm
2 stops15h 49m
$577
DenverOttawa
DEN - YOW
DENYOW
Denver Intl
Fri 7/17
12:15 pm-5:35 am
1 stop15h 20m
Ottawa
Mon 7/20
1:20 pm-11:20 am
1 stop24h 00m
$582
Showing 1-10 of 24 resultsSorted by cheapest first
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.
DEN-YOW
COS-YOW
ASE-YOW
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
USCO-YOW
DEN-YOW
COS-YOW
ASE-YOW
How much does it cost to fly round-trip from Colorado to Ottawa?
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.
Traveling to a place near Ottawa?
Book flights to Ottawa if you plan to visit one of these locationsGatineau
Petawawa
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Alternative routes for Colorado to Ottawa
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Complete your trip
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Search flights from Colorado to Ottawa by cabin class
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Colorado and Ottawa flights
Browse other Colorado and Ottawa flight options. Last updated on April 29, 2026.
Other flights to Ottawa
Explore flights to Ottawa departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on April 29, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Colorado to Ottawa flights
Consider these flights traveling from Colorado to Ottawa.
Top 2 airlines flying from Colorado to Ottawa
Discover the top 2 airlines 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 2,558,603 searches. Data last updated April 29, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$186 | Average$521 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$367 | Average$515 | FlexibilityNo cancel fee | On-time69% |