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$59+ Cheap flights from Colorado to Buffalo (BUF)

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 4/14. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — BUF
Mar 15 — Mar 221
Sun 3/15
Sun 3/22
1 adult, Economy
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Cheap flight deals from Colorado to Buffalo

Cheapest flights from Colorado to Buffalo
Explore the most affordable flight options available from Colorado to Buffalo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 13, 2026.

This Kiwi.com deal was found by Cheapflights users on 2/12. 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 4/2211:59 pm
DEN
-
BUF
1 stop10h 14m
Frontier
Mon 4/271:08 pm
BUF
-
DEN
1 stop25h 01m
Frontier
Deal found 2/12$128
This Frontier deal was found by Cheapflights users on 2/9. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/2512:59 am
DEN
-
BUF
1 stop9h 55m
Frontier
Mon 3/21:48 pm
BUF
-
DEN
1 stop9h 53m
Frontier
Deal found 2/9$169
This Frontier deal was found by Cheapflights users on 2/11. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2911:59 pm
DEN
-
BUF
1 stop10h 14m
Frontier
Wed 5/61:08 pm
BUF
-
DEN
1 stop11h 55m
Frontier
Deal found 2/11$190
This CheapOair deal was found by Cheapflights users on 2/10. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/2512:05 pm
DEN
-
BUF
1 stop20h 07m
Frontier
Sat 2/2812:00 pm
BUF
-
DEN
1 stop11h 35m
Frontier
Deal found 2/10$201
This Frontier deal was found by Cheapflights users on 2/12. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/2512:59 am
DEN
-
BUF
1 stop9h 55m
Frontier
Thu 3/511:17 am
BUF
-
DEN
1 stop10h 43m
Frontier
Deal found 2/12$204
This Priceline deal was found by Cheapflights users on 2/12. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/2511:59 pm
DEN
-
BUF
1 stop9h 35m
Frontier
Fri 2/271:39 pm
BUF
-
DEN
1 stop10h 02m
Frontier
Deal found 2/12$211
This Orbitz deal was found by Cheapflights users on 2/12. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/2612:59 am
DEN
-
BUF
1 stop9h 45m
Frontier
Mon 3/24:45 pm
BUF
-
DEN
1 stop23h 21m
Frontier
Deal found 2/12$215
This Kiwi.com deal was found by Cheapflights users on 2/11. 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 3/412:59 am
DEN
-
BUF
1 stop9h 55m
Frontier
Sun 3/89:25 pm
BUF
-
DEN
2 stops35h 48m
Frontier
Deal found 2/11$216
This Expedia deal was found by Cheapflights users on 2/11. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/511:59 pm
DEN
-
BUF
1 stop18h 31m
Frontier
Sat 3/77:41 pm
BUF
-
DEN
1 stop13h 37m
Frontier
Deal found 2/11$218
This United Airlines deal was found by Cheapflights users on 2/11. 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 3/113:25 pm
COS
-
BUF
1 stop5h 45m
United Airlines
Wed 3/188:17 am
BUF
-
COS
1 stop8h 03m
United Airlines
Deal found 2/11$219
This Expedia deal was found by Cheapflights users on 2/12. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/412:05 pm
DEN
-
BUF
1 stop20h 17m
Frontier
Sun 3/89:25 pm
BUF
-
DEN
1 stop21h 13m
Frontier
Deal found 2/12$220
This American Airlines deal was found by Cheapflights users on 2/11. 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 3/21:39 pm
COS
-
BUF
1 stop7h 02m
American Airlines
Wed 3/116:34 am
BUF
-
COS
1 stop8h 14m
American Airlines
Deal found 2/11$238

Find flight deals from Colorado to Buffalo

Keep the following information in mind while searching for Colorado to Buffalo flight deals. Data was last updated February 13, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$169
(Frontier)

One-way from

$59
(Trip.com)

Popular in

December

Cheapest in

October

Average price

$253

Good round-trip deal

$215 or less

Good one-way deal

$128 or less
Provider with most accurate pricing for Denver Intl-Buffalo flight deals.
Search Deals
Provider most trusted by Cheapflights users for Denver Intl-Buffalo flights.
Search Deals
From Colorado to Buffalo
Search Deals
One-way flight from Colorado to Buffalo
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($42 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals
Price to beat on a round-trip flight from Colorado to Buffalo.
Search Deals
Price to beat on a one-way flight from Colorado to Buffalo.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Colorado to Buffalo 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 February 13, 2026.
Use the filters below to find and compare flights from Colorado to Buffalo that are best for you.

Fly from

Colorado

Fly to

Buffalo

Route

Depart

Return

Price

DenverBuffalo

DEN - BUF

DENBUF

Denver Intl

Wed 4/22

11:59 pm-12:13 pm

1 stop10h 14m

Buffalo

Mon 4/27

1:08 pm-12:09 pm

1 stop25h 01m

$128

Colorado SpringsBuffalo

COS - BUF

COSBUF

Colorado Springs

Wed 3/11

3:25 pm-11:10 pm

1 stop5h 45m

Buffalo

Wed 3/18

8:17 am-2:20 pm

1 stop8h 03m

$219

DenverBuffalo

DEN - BUF

DENBUF

Denver Intl

Mon 6/1

11:59 pm-11:29 am

1 stop9h 30m

Buffalo

Tue 6/9

4:00 pm-11:01 pm

1 stop9h 01m

$229

Colorado SpringsBuffalo

COS - BUF

COSBUF

Colorado Springs

Mon 3/2

1:39 pm-10:41 pm

1 stop7h 02m

Buffalo

Wed 3/11

6:34 am-12:48 pm

1 stop8h 14m

$238

DenverBuffalo

DEN - BUF

DENBUF

Denver Intl

Tue 3/3

6:00 am-2:56 pm

1 stop6h 56m

Buffalo

Fri 3/6

6:45 pm-12:23 am

1 stop7h 38m

$257

DenverBuffalo

DEN - BUF

DENBUF

Denver Intl

Sat 8/8

9:00 am-6:33 pm

1 stop7h 33m

Buffalo

Tue 8/25

3:50 pm-10:49 pm

1 stop8h 59m

$257

DenverBuffalo

DEN - BUF

DENBUF

Denver Intl

Mon 3/16

5:45 am-3:51 pm

1 stop8h 06m

Buffalo

Thu 3/19

6:15 am-9:43 am

1 stop5h 28m

$257

DenverBuffalo

DEN - BUF

DENBUF

Denver Intl

Sun 5/31

12:55 am-8:20 am

1 stop5h 25m

Buffalo

Fri 6/5

7:31 pm-10:57 pm

1 stop5h 26m

$257

DenverBuffalo

DEN - BUF

DENBUF

Denver Intl

Mon 3/16

5:45 am-3:51 pm

1 stop8h 06m

Buffalo

Mon 3/23

4:47 pm-10:17 pm

1 stop7h 30m

$257

Colorado SpringsBuffalo

COS - BUF

COSBUF

Colorado Springs

Fri 4/24

1:13 pm-11:35 pm

1 stop8h 22m

Buffalo

Tue 4/28

6:00 am-12:17 pm

1 stop8h 17m

$257

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/9

Showing 1-10 of 41 results
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Best time to book a flight from Colorado to Buffalo

Have a flexible travel schedule? Discover the best time to fly to Buffalo from Colorado with our price prediction graph.
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 Buffalo

What is the cheapest month to book a flight from Colorado to Buffalo?

Currently, October is the cheapest month in which you can book a flight from Colorado to Buffalo (average of $92). Flying from Colorado to Buffalo in April is currently the most expensive (average of $226). 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 CO to BUF?

Find hourly flight availability from Colorado to Buffalo. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 13, 2026.

It’s typically best to fly out from Colorado to Buffalo in the morning. Doing so could potentially save you 56% on the flight price compared to flying at noon, which is usually more expensive.

Weekly flight availability from Colorado to Buffalo

Explore weekly flight availability from Colorado to Buffalo. 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 February 13, 2026.

The most flights from USCO to BUF are scheduled on a Monday (2 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (1 on average).

Related info for your journey

Find useful and relevant information for your journey from Colorado to Buffalo. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Buffalo from Colorado?

    Buffalo (BUF) is the airport you will fly into if you book a flight from Colorado to Buffalo. It is only a 8.3 mi journey from Buffalo (BUF) to Buffalo’s city center.

  • How popular is this Colorado to Buffalo flight route?

    The Colorado to Buffalo flight path was viewed by 4 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Colorado to Buffalo?

    A quick flight from Colorado to Buffalo can take about 5h 45m. Frontier provides one of the quickest options available for as low as $219. There are 1380 mi between Colorado and Buffalo. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Colorado to Buffalo one-way?

    For one-way options, check prices for Frontier. According to our data, you can fly for as low as $79. Users have also found prices from $99 and $105 on Southwest and United Airlines, respectively.

  • What are the most popular routes from Colorado to Buffalo?

    When deciding which route to take from Colorado to Buffalo consider Denver Intl - Buffalo, Colorado Springs - Buffalo or Durango La Plata County - Buffalo as they are the most popular.

  • What are the cheapest flights from Colorado to Buffalo?

    While on average a flight from Colorado to Buffalo is generally $244, our data shows the cheapest flight currently is $100. When looking at the most popular route, (Denver Intl - Buffalo), you can expect to pay $177 for that flight.

  • Can I find deals for flights from Colorado to Buffalo that include hotel bookings?

    Yes. In addition to deals on Colorado to Buffalo flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Colorado to Buffalo?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Colorado to Buffalo.

  • Can I find deals for business class flights from Colorado to Buffalo?

    Yes. Cheapflights offers flight deals from Colorado to Buffalo by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Colorado to Buffalo?

    Currently, October is the cheapest month in which you can book a flight from Colorado to Buffalo (average of $92). Flying from Colorado to Buffalo in April is currently the most expensive (average of $226). 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.

See more FAQs

Traveling to a place near Buffalo?

Book flights to Buffalo if you plan to visit one of these locations
Lockport
Cheektowaga
Batavia
Williamsville
Orchard Park
Eden
Amherst
West Seneca

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Alternative routes for Colorado to Buffalo

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Top 6 airlines flying from Colorado to Buffalo

Discover the top 6 airlines that operate flights from Colorado to Buffalo. 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 February 13, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$97Average$233FlexibilityNo cancel feeOn-time62%
JetBlueCheapest$129Average$336FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$166Average$383FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$182Average$361FlexibilityNo cancel feeOn-time71%
DeltaCheapest$198Average$237FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$257Average$424FlexibilityNo cancel feeOn-time63%

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