$99+ Cheap flights from Buffalo (BUF) to Colorado
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 8/31. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — DEN
Sep 3 — Sep 101
Round-trip
1 adult, Economy
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Find cheap flights from Buffalo to Colorado with Cheapflights
1. Tell us where you want to go
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Cheapest flights from Buffalo to ColoradoExplore the most affordable flight options available from Buffalo to Colorado. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 4, 2026.
Explore the most affordable flight options available from Buffalo to Colorado. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 4, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 9/211:36 am
BUF
- DEN
1 stop12h 34m
Frontier
Sun 9/610:43 am
DEN
- BUF
1 stop21h 46m
Frontier
Deal found 8/3![Frontier logo]()
$250
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 9/411:36 am
BUF
- DEN
1 stop23h 43m
Frontier
Sun 9/611:59 pm
DEN
- BUF
1 stop8h 30m
Frontier
Deal found 8/3![Frontier logo]()
$252
This Kiwi.com deal was found by Cheapflights users on 7/31. 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 8/2211:36 am
BUF
- DEN
1 stop12h 29m
Frontier
Tue 8/257:00 am
DEN
- BUF
2 stops25h 29m
Frontier
Deal found 7/31![Frontier logo]()
$254
This Kiwi.com deal was found by Cheapflights users on 8/1. 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 8/246:54 pm
BUF
- DEN
1 stop15h 13m
Frontier
Fri 8/2811:59 pm
DEN
- BUF
1 stop8h 30m
Frontier
Deal found 8/1![Frontier logo]()
$255
This Kiwi.com deal was found by Cheapflights users on 8/1. 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 8/246:54 pm
BUF
- DEN
1 stop15h 13m
Frontier
Tue 9/111:59 pm
DEN
- BUF
1 stop8h 30m
Frontier
Deal found 8/1![Frontier logo]()
$257
This Kiwi.com deal was found by Cheapflights users on 8/1. 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 8/2011:36 am
BUF
- DEN
1 stop23h 43m
Frontier
Sat 8/2210:43 am
DEN
- BUF
1 stop21h 46m
Frontier
Deal found 8/1![Frontier logo]()
$258
This Kiwi.com deal was found by Cheapflights users on 7/30. 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 8/2911:36 am
BUF
- DEN
1 stop12h 29m
Frontier
Sun 8/3011:59 pm
DEN
- BUF
1 stop8h 30m
Frontier
Deal found 7/30![Frontier logo]()
$259
This Kiwi.com deal was found by Cheapflights users on 8/1. 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 8/1911:36 am
BUF
- DEN
1 stop12h 34m
Frontier
Fri 8/2811:59 pm
DEN
- BUF
1 stop8h 30m
Frontier
Deal found 8/1![Frontier logo]()
$260
This Kiwi.com deal was found by Cheapflights users on 8/1. 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 8/2111:36 am
BUF
- DEN
1 stop12h 34m
Frontier
Sat 8/2911:59 pm
DEN
- BUF
1 stop8h 30m
Frontier
Deal found 8/1![Frontier logo]()
$261
This Kiwi.com deal was found by Cheapflights users on 8/1. 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 8/2011:36 am
BUF
- DEN
1 stop12h 29m
Frontier
Tue 9/111:59 pm
DEN
- BUF
1 stop8h 30m
Frontier
Deal found 8/1![Frontier logo]()
$262
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 9/161:40 pm
BUF
- DEN
2 stops10h 09m
Frontier
Tue 9/227:10 pm
DEN
- BUF
1 stop15h 45m
Frontier
Deal found 8/3![Frontier logo]()
$263
This Southwest deal was found by Cheapflights users on 7/31. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/307:30 am
BUF
- COS
1 stop7h 55m
Southwest
Thu 11/55:00 am
COS
- BUF
1 stop9h 15m
Southwest
Deal found 7/31![Southwest logo]()
$407
Best flights from Buffalo to ColoradoDiscover carefully curated flight deals from Buffalo to Colorado that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 4, 2026.
Discover carefully curated flight deals from Buffalo to Colorado that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 4, 2026.
This United Airlines deal was found by Cheapflights users on 7/31. 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 9/118:55 am
BUF
- DEN
Nonstop3h 37m
United Airlines
Tue 9/155:25 pm
DEN
- BUF
Nonstop3h 12m
United Airlines
Deal found 7/31![United Airlines logo]()
$374
This Southwest deal was found by Cheapflights users on 7/31. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/306:20 am
BUF
- DEN
1 stop7h 05m
Southwest
Sun 9/66:20 pm
DEN
- BUF
Nonstop3h 15m
Southwest
Deal found 7/31![Southwest logo]()
$427
This Delta deal was found by Cheapflights users on 8/3. 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 9/143:58 pm
BUF
- COS
1 stop5h 58m
Delta
Tue 9/226:00 am
COS
- BUF
1 stop6h 51m
Delta
Deal found 8/3![Delta logo]()
$446
This United Airlines deal was found by Cheapflights users on 8/2. 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 9/298:45 am
BUF
- DEN
Nonstop3h 37m
United Airlines
Tue 10/65:31 pm
DEN
- BUF
Nonstop3h 12m
United Airlines
Deal found 8/2![United Airlines logo]()
$387
This Southwest deal was found by Cheapflights users on 7/30. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/26:50 am
BUF
- DEN
2 stops11h 10m
Southwest
Mon 10/56:00 am
DEN
- BUF
2 stops10h 40m
Southwest
Deal found 7/30![Southwest logo]()
$432
This United Airlines deal was found by Cheapflights users on 8/3. 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.
Thu 9/310:30 am
BUF
- DEN
1 stop6h 47m
United Airlines
Mon 9/75:25 pm
DEN
- BUF
Nonstop3h 12m
United Airlines
Deal found 8/3![United Airlines logo]()
$397
This Delta deal was found by Cheapflights users on 8/2. 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 9/143:58 pm
BUF
- COS
1 stop5h 58m
Delta
Mon 9/216:11 pm
COS
- BUF
2 stops14h 15m
Delta
Deal found 8/2![Delta logo]()
$468
This Southwest deal was found by Cheapflights users on 7/31. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/94:50 pm
BUF
- COS
1 stop7h 05m
Southwest
Tue 10/1310:25 am
COS
- BUF
2 stops9h 55m
Southwest
Deal found 7/31![Southwest logo]()
$463
This United Airlines deal was found by Cheapflights users on 7/31. 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.
Thu 8/278:55 am
BUF
- DEN
Nonstop3h 37m
United Airlines
Sun 8/305:25 pm
DEN
- BUF
Nonstop3h 12m
United Airlines
Deal found 7/31![United Airlines logo]()
$430
This Southwest deal was found by Cheapflights users on 7/31. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/216:30 am
BUF
- COS
2 stops9h 05m
Southwest
Sat 9/268:55 am
COS
- BUF
2 stops10h 15m
Southwest
Deal found 7/31![Southwest logo]()
$485
This United Airlines deal was found by Cheapflights users on 7/31. 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.
Mon 8/248:55 am
BUF
- DEN
Nonstop3h 37m
United Airlines
Thu 8/275:25 pm
DEN
- BUF
Nonstop3h 12m
United Airlines
Deal found 7/31![United Airlines logo]()
$477
This Southwest deal was found by Cheapflights users on 7/31. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/216:50 am
BUF
- COS
1 stop4h 55m
Southwest
Fri 9/2510:25 am
COS
- BUF
2 stops9h 30m
Southwest
Deal found 7/31![Southwest logo]()
$492
This United Airlines deal was found by Cheapflights users on 8/2. 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.
Thu 8/278:55 am
BUF
- DEN
Nonstop3h 37m
United Airlines
Mon 8/315:25 pm
DEN
- BUF
Nonstop3h 12m
United Airlines
Deal found 8/2![United Airlines logo]()
$477
This United Airlines deal was found by Cheapflights users on 8/2. 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 8/258:55 am
BUF
- HDN
1 stop7h 34m
United Airlines
Tue 9/13:10 pm
HDN
- BUF
1 stop5h 27m
United Airlines
Deal found 8/2![United Airlines logo]()
$479
This United Airlines deal was found by Cheapflights users on 8/3. 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 10/288:50 am
BUF
- HDN
1 stop5h 35m
United Airlines
Sat 10/311:27 pm
HDN
- BUF
1 stop7h 11m
United Airlines
Deal found 8/3![United Airlines logo]()
$479
This United Airlines deal was found by Cheapflights users on 7/31. 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 9/122:53 pm
BUF
- DEN
1 stop6h 40m
United Airlines
Tue 9/155:25 pm
DEN
- BUF
Nonstop3h 12m
United Airlines
Deal found 7/31![United Airlines logo]()
$487
This United Airlines deal was found by Cheapflights users on 8/1. 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.
Thu 10/158:45 am
BUF
- DEN
Nonstop3h 37m
United Airlines
Mon 10/191:58 pm
DEN
- BUF
1 stop7h 52m
United Airlines
Deal found 8/1![United Airlines logo]()
$487
This United Airlines deal was found by Cheapflights users on 8/4. 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.
Thu 8/278:55 am
BUF
- HDN
1 stop7h 34m
United Airlines
Tue 9/11:30 pm
HDN
- BUF
1 stop7h 07m
United Airlines
Deal found 8/4![United Airlines logo]()
$501
This United Airlines deal was found by Cheapflights users on 7/30. 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.
Sun 8/308:55 am
BUF
- DEN
Nonstop3h 37m
United Airlines
Wed 9/25:25 pm
DEN
- BUF
Nonstop3h 12m
United Airlines
Deal found 7/30![United Airlines logo]()
$507
This United Airlines deal was found by Cheapflights users on 8/1. 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.
Mon 9/146:55 am
BUF
- COS
1 stop5h 52m
United Airlines
Mon 9/211:03 pm
COS
- BUF
1 stop7h 34m
United Airlines
Deal found 8/1![United Airlines logo]()
$519
This United Airlines deal was found by Cheapflights users on 8/2. 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 1/67:00 am
BUF
- COS
1 stop6h 18m
United Airlines
Sat 1/912:16 pm
COS
- BUF
1 stop6h 15m
United Airlines
Deal found 8/2![United Airlines logo]()
$519
This United Airlines deal was found by Cheapflights users on 7/31. 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 9/15:58 pm
BUF
- ASE
1 stop5h 55m
United Airlines
Wed 9/22:15 pm
ASE
- BUF
1 stop6h 22m
United Airlines
Deal found 7/31![United Airlines logo]()
$607
This United Airlines deal was found by Cheapflights users on 7/30. 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 8/298:55 am
BUF
- ASE
1 stop7h 28m
United Airlines
Wed 9/212:10 pm
ASE
- BUF
1 stop6h 57m
United Airlines
Deal found 7/30![United Airlines logo]()
$618
This United Airlines deal was found by Cheapflights users on 8/2. 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.
Mon 8/178:55 am
BUF
- ASE
1 stop7h 28m
United Airlines
Fri 8/213:20 pm
ASE
- BUF
1 stop5h 17m
United Airlines
Deal found 8/2![United Airlines logo]()
$631
Last-minute flights from Buffalo to ColoradoDiscover last-minute flight deals from Buffalo to Colorado. Data last updated August 4, 2026 and is based on user searches.
Discover last-minute flight deals from Buffalo to Colorado. Data last updated August 4, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 8/1. 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 8/1911:36 am
BUF
- DEN
1 stop12h 34m
Frontier
Fri 8/2811:59 pm
DEN
- BUF
1 stop8h 30m
Frontier
Deal found 8/1![Frontier logo]()
$260
This Kiwi.com deal was found by Cheapflights users on 8/1. 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 8/2011:36 am
BUF
- DEN
1 stop23h 43m
Frontier
Sat 8/2210:43 am
DEN
- BUF
1 stop21h 46m
Frontier
Deal found 8/1![Frontier logo]()
$258
This Kiwi.com deal was found by Cheapflights users on 8/1. 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 8/2011:36 am
BUF
- DEN
2 stops29h 07m
Frontier
Fri 8/2111:59 pm
DEN
- BUF
1 stop8h 30m
Frontier
Deal found 8/1![Frontier logo]()
$262
This Kiwi.com deal was found by Cheapflights users on 8/1. 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 8/2111:36 am
BUF
- DEN
1 stop12h 34m
Frontier
Sat 8/2911:59 pm
DEN
- BUF
1 stop8h 30m
Frontier
Deal found 8/1![Frontier logo]()
$261
This Kiwi.com deal was found by Cheapflights users on 7/31. 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 8/2211:36 am
BUF
- DEN
1 stop12h 29m
Frontier
Tue 8/257:00 am
DEN
- BUF
2 stops25h 29m
Frontier
Deal found 7/31![Frontier logo]()
$254
This Kiwi.com deal was found by Cheapflights users on 8/1. 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 8/246:54 pm
BUF
- DEN
1 stop15h 13m
Frontier
Fri 8/2811:59 pm
DEN
- BUF
1 stop8h 30m
Frontier
Deal found 8/1![Frontier logo]()
$255
This Kiwi.com deal was found by Cheapflights users on 8/1. 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 8/246:54 pm
BUF
- DEN
1 stop15h 13m
Frontier
Mon 8/3111:59 pm
DEN
- BUF
1 stop8h 30m
Frontier
Deal found 8/1![Frontier logo]()
$257
This Kiwi.com deal was found by Cheapflights users on 7/30. 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 8/2911:36 am
BUF
- DEN
1 stop12h 29m
Frontier
Sun 8/3011:59 pm
DEN
- BUF
1 stop8h 30m
Frontier
Deal found 7/30![Frontier logo]()
$259
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 9/211:36 am
BUF
- DEN
1 stop12h 34m
Frontier
Sun 9/610:43 am
DEN
- BUF
1 stop21h 46m
Frontier
Deal found 8/3![Frontier logo]()
$250
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 9/411:36 am
BUF
- DEN
1 stop23h 43m
Frontier
Sun 9/611:59 pm
DEN
- BUF
1 stop8h 30m
Frontier
Deal found 8/3![Frontier logo]()
$252
This American Airlines deal was found by Cheapflights users on 7/31. 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.
Mon 9/146:00 am
BUF
- COS
2 stops10h 39m
American Airlines
Tue 9/2212:37 pm
COS
- BUF
1 stop7h 33m
American Airlines
Deal found 7/31![American Airlines logo]()
$434
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 9/161:40 pm
BUF
- DEN
2 stops10h 09m
Frontier
Tue 9/227:10 pm
DEN
- BUF
1 stop15h 45m
Frontier
Deal found 8/3![Frontier logo]()
$263
One-way flights from Buffalo to ColoradoSearch for one-way flight options from Buffalo to Colorado. Find affordable one-way fares based on user searches. Data last updated August 4, 2026.
Search for one-way flight options from Buffalo to Colorado. Find affordable one-way fares based on user searches. Data last updated August 4, 2026.
This Trip.com deal was found by Cheapflights users on 7/31. 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.
Mon 8/3111:36 am
BUF
- DEN
1 stop12h 34m
Frontier
Deal found 7/31![Frontier logo]()
$99
This Kiwi.com deal was found by Cheapflights users on 8/2. 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 9/141:40 pm
BUF
- DEN
1 stop9h 44m
Frontier
Deal found 8/2![Frontier logo]()
$100
This Kiwi.com deal was found by Cheapflights users on 7/31. 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 10/21:40 pm
BUF
- DEN
1 stop9h 44m
Frontier
Deal found 7/31![Frontier logo]()
$102
This Kiwi.com deal was found by Cheapflights users on 7/31. 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 11/21:13 pm
BUF
- DEN
1 stop22h 48m
Frontier
Deal found 7/31![Frontier logo]()
$103
This Trip.com deal was found by Cheapflights users on 8/1. 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 9/111:36 am
BUF
- DEN
1 stop12h 29m
Frontier
Deal found 8/1![Frontier logo]()
$104
This Kiwi.com deal was found by Cheapflights users on 7/30. 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 8/2811:36 am
BUF
- DEN
1 stop12h 34m
Frontier
Deal found 7/30![Frontier logo]()
$105
This Kiwi.com deal was found by Cheapflights users on 7/31. 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 10/31:45 pm
BUF
- DEN
1 stop9h 39m
Frontier
Deal found 7/31![Frontier logo]()
$107
This Kiwi.com deal was found by Cheapflights users on 8/2. 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 9/211:40 pm
BUF
- DEN
1 stop20h 24m
Frontier
Deal found 8/2![Frontier logo]()
$109
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 9/211:36 am
BUF
- DEN
1 stop12h 34m
Frontier
Deal found 8/3![Frontier logo]()
$111
This Southwest deal was found by Cheapflights users on 8/3. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/308:30 am
BUF
- HDN
2 stops12h 45m
Southwest
Deal found 8/3![Southwest logo]()
$190
This United Airlines deal was found by Cheapflights users on 8/3. 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.
Thu 10/298:50 am
BUF
- HDN
1 stop5h 35m
United Airlines
Deal found 8/3![United Airlines logo]()
$195
This Southwest deal was found by Cheapflights users on 8/3. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/298:30 am
BUF
- HDN
2 stops12h 45m
Southwest
Deal found 8/3![Southwest logo]()
$200
Find flight deals from Buffalo to Colorado
Keep the following information in mind while searching for Buffalo to Colorado flight deals. Data was last updated August 4, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $250 (Kiwi.com) |
One-way from | $99 (Trip.com) |
Popular in | July |
Cheapest in | October |
Average price | $327 |
Good round-trip deal | $409 or less |
Good one-way deal | $231 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Buffalo 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, Cheapflights users made 2,558,603 searches. Data last updated August 4, 2026.
Use the filters below to find and compare flights from Buffalo to Colorado that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
BuffaloDenver
BUF - DEN
BUFDEN
Buffalo
Fri 9/11
8:55 am-10:32 am
Nonstop3h 37m
Denver Intl
Tue 9/15
5:25 pm-10:37 pm
Nonstop3h 12m
$374
BuffaloDenver
BUF - DEN
BUFDEN
Buffalo
Tue 9/29
8:45 am-10:22 am
Nonstop3h 37m
Denver Intl
Tue 10/6
5:31 pm-10:43 pm
Nonstop3h 12m
$387
BuffaloDenver
BUF - DEN
BUFDEN
Buffalo
Thu 9/3
10:30 am-3:17 pm
1 stop6h 47m
Denver Intl
Mon 9/7
5:25 pm-10:37 pm
Nonstop3h 12m
$397
BuffaloDenver
BUF - DEN
BUFDEN
Buffalo
Sun 8/30
6:20 am-11:25 am
1 stop7h 05m
Denver Intl
Sun 9/6
6:20 pm-11:35 pm
Nonstop3h 15m
$427
BuffaloDenver
BUF - DEN
BUFDEN
Buffalo
Thu 8/27
8:55 am-10:32 am
Nonstop3h 37m
Denver Intl
Sun 8/30
5:25 pm-10:37 pm
Nonstop3h 12m
$430
BuffaloDenver
BUF - DEN
BUFDEN
Buffalo
Fri 10/2
6:50 am-4:00 pm
2 stops11h 10m
Denver Intl
Mon 10/5
6:00 am-6:40 pm
2 stops10h 40m
$432
BuffaloColorado Springs
BUF - COS
BUFCOS
Buffalo
Mon 9/14
3:58 pm-7:56 pm
1 stop5h 58m
Colorado Springs
Tue 9/22
6:00 am-2:51 pm
1 stop6h 51m
$446
BuffaloColorado Springs
BUF - COS
BUFCOS
Buffalo
Fri 10/9
4:50 pm-9:55 pm
1 stop7h 05m
Colorado Springs
Tue 10/13
10:25 am-10:20 pm
2 stops9h 55m
$463
BuffaloColorado Springs
BUF - COS
BUFCOS
Buffalo
Mon 9/14
3:58 pm-7:56 pm
1 stop5h 58m
Colorado Springs
Mon 9/21
6:11 pm-10:26 am
2 stops14h 15m
$468
BuffaloDenver
BUF - DEN
BUFDEN
Buffalo
Mon 8/24
8:55 am-10:32 am
Nonstop3h 37m
Denver Intl
Thu 8/27
5:25 pm-10:37 pm
Nonstop3h 12m
$477
Showing 1-10 of 48 resultsSorted by cheapest first
Best time to book a flight from Buffalo to Colorado
Have a flexible travel schedule? Discover the best time to fly to Colorado from Buffalo with our price prediction graph.
BUF-DEN
BUF-COS
BUF-HDN
BUF-ASE
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 Buffalo to Colorado
BUF-USCO
BUF-DEN
BUF-COS
BUF-HDN
BUF-ASE
What is the cheapest month to book a flight from Buffalo to Colorado?
Currently, October is the cheapest month in which you can book a flight from Buffalo to Colorado (average of $277). Flying from Buffalo to Colorado in July is currently the most expensive (average of $493). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from BUF to CO?
Find hourly flight availability from Buffalo to Colorado. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 4, 2026.
It’s optimal to fly from Buffalo to Colorado in the afternoon. By choosing this option you can save up to 51% on the cost of your flight, compared to a flight in the morning.
Weekly flight availability from Buffalo to Colorado
Explore weekly flight availability from Buffalo to Colorado. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated August 4, 2026.
The most flights from BUF to USCO are scheduled on a Sunday (3 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (1 on average).
How much does it cost to fly round-trip from Buffalo to Colorado?
Airfare is typical for this route at the moment.
Buffalo to Colorado flights typically cost between $240 and $475 in September.The cheapest round-trip price found within the last 5 days was $250 on Frontier (Sep 2-Sep 6).
How far ahead should I book a flight from Buffalo to Colorado?
Booking 54 days in advance of your planned departure date is, on average, the best time to get cheap flights from Buffalo to Colorado. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest day to fly from Buffalo to Colorado?
Use this chart to determine the cheapest time to fly round-trip from Buffalo to Colorado. Price data was last updated on August 1, 2026.
Travelers seeking maximum savings on their Buffalo to Colorado flight should consider departing on Wednesday evenings when fares are most often at their lowest. Tuesday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Reviews of airlines servicing Colorado
Get insights into the airlines that provide service to Colorado. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Colorado. Reviews last updated August 4, 2026.
Read through reviews of airlines operating flights from Buffalo to Colorado, such as Southwest,Delta, andUnited Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.0
Food
7.0
Entertainment
7.5
Crew
8.6
Boarding
8.1
Overall
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Comfort
8.0
Food
7.0
Entertainment
7.5
Crew
8.6
Boarding
8.1
Overall
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Comfort
8.0
Food
7.0
Entertainment
7.5
Crew
8.6
Boarding
8.1
Overall
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Comfort
8.0
Food
7.0
Entertainment
7.5
Crew
8.6
Boarding
8.1
Overall
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Comfort
8.0
Food
7.0
Entertainment
7.5
Crew
8.6
Boarding
8.1
Overall
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Comfort
8.0
Food
7.0
Entertainment
7.5
Crew
8.6
Boarding
8.1
Overall
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Related info for your journey
Find useful and relevant information for your journey from Buffalo to Colorado. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Buffalo to Colorado
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Complete your trip
Complete your trip to Colorado by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Buffalo to Colorado by cabin class
Find flights from Buffalo to Colorado, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Buffalo and Colorado flights
Browse other Buffalo and Colorado flight options. Last updated on August 4, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Buffalo to Colorado flights
Consider these flights traveling from Buffalo to Colorado.
Top 6 airlines flying from Buffalo to Colorado
Discover the top 6 airlines that operate flights from Buffalo to Colorado. 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 August 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$94 | Average$303 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$98 | Average$223 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$176 | Average$441 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$217 | Average$438 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$218 | Average$305 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$240 | Average$539 | FlexibilityNo cancel fee | On-time63% |