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$65+ 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 3/4. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — BUF
Jan 25 — Feb 11
Sun 1/25
Sun 2/1
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 December 26, 2025.

This Expedia deal was found by Cheapflights users on 12/24. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3111:59 pmDEN - BUF
1 stop11h 13mFrontier
Mon 1/510:43 amBUF - DEN
1 stop14h 21mFrontier
Deal found 12/24$363
This Expedia deal was found by Cheapflights users on 12/24. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/3011:59 pmDEN - BUF
1 stop18h 41mFrontier
Sun 1/46:32 pmBUF - DEN
1 stop29h 17mFrontier
Deal found 12/24$377
This CheapOair deal was found by Cheapflights users on 12/24. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2511:00 amDEN - BUF
1 stop19h 57mFrontier
Sat 12/278:14 pmBUF - DEN
1 stop20h 40mFrontier
Deal found 12/24$424
This Southwest deal was found by Cheapflights users on 12/24. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/312:45 pmDEN - BUF
1 stop5h 15mSouthwest
Mon 1/58:00 pmBUF - DEN
1 stop5h 15mSouthwest
Deal found 12/24$437
This American Airlines deal was found by Cheapflights users on 12/24. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/316:44 amDEN - BUF
2 stops7h 40mAmerican Airlines
Mon 1/56:00 amBUF - DEN
1 stop6h 08mAmerican Airlines
Deal found 12/24$481
This Delta deal was found by Cheapflights users on 12/25. 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.
Tue 12/3010:35 amDEN - BUF
1 stop4h 37mDelta
Fri 1/25:52 pmBUF - DEN
1 stop6h 41mDelta
Deal found 12/25$484
This American Airlines deal was found by Cheapflights users on 12/25. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/306:44 amDEN - BUF
2 stops8h 08mAmerican Airlines
Fri 1/26:24 amBUF - DEN
1 stop7h 18mAmerican Airlines
Deal found 12/25$489
This Delta deal was found by Cheapflights users on 12/24. 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 12/2410:35 amDEN - BUF
1 stop4h 37mDelta
Fri 1/26:10 amBUF - DEN
1 stop5h 39mDelta
Deal found 12/24$550
This Southwest deal was found by Cheapflights users on 12/24. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2910:40 amDEN - BUF
2 stops10h 55mSouthwest
Fri 1/28:40 pmBUF - DEN
1 stop5h 30mSouthwest
Deal found 12/24$552
This Southwest deal was found by Cheapflights users on 12/24. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/3010:40 amDEN - BUF
2 stops10h 55mSouthwest
Sun 1/46:05 pmBUF - DEN
1 stop7h 35mSouthwest
Deal found 12/24$574
This American Airlines deal was found by Cheapflights users on 12/24. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/255:00 amDEN - BUF
2 stops9h 18mAmerican Airlines
Thu 1/13:58 pmBUF - DEN
1 stop7h 46mAmerican Airlines
Deal found 12/24$595

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 December 26, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$156
(CheapOair)

One-way from

$65
(CheapOair)

Popular in

January

Cheapest in

October

Average price

$441

Good round-trip deal

$279 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. 16% potential increase in price ($66 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip 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 December 26, 2025.
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

Tue 1/6

11:59 pm-8:13 am

1 stop30h 14m

Buffalo

Sat 1/10

6:33 pm-8:24 am

1 stop15h 51m

$184

DenverBuffalo

DEN - BUF

DENBUF

Denver Intl

Mon 5/4

5:30 pm-10:45 pm

Nonstop3h 15m

Buffalo

Fri 5/8

10:20 am-4:28 pm

1 stop8h 08m

$209

DenverBuffalo

DEN - BUF

DENBUF

Denver Intl

Thu 5/7

12:55 am-8:23 am

1 stop5h 28m

Buffalo

Sun 5/10

4:57 pm-11:51 pm

1 stop8h 54m

$219

DenverBuffalo

DEN - BUF

DENBUF

Denver Intl

Thu 4/2

11:55 pm-7:50 am

1 stop5h 55m

Buffalo

Mon 4/6

7:35 pm-11:20 pm

1 stop5h 45m

$219

DenverBuffalo

DEN - BUF

DENBUF

Denver Intl

Fri 2/13

11:59 pm-9:39 am

1 stop7h 40m

Buffalo

Tue 2/17

3:00 pm-10:59 pm

1 stop9h 59m

$219

DenverBuffalo

DEN - BUF

DENBUF

Denver Intl

Tue 2/3

1:40 pm-11:48 pm

1 stop8h 08m

Buffalo

Sun 2/8

7:00 am-12:49 pm

1 stop7h 49m

$219

DenverBuffalo

DEN - BUF

DENBUF

Denver Intl

Mon 5/4

11:59 pm-11:03 am

1 stop9h 04m

Buffalo

Fri 5/8

4:57 pm-10:18 pm

1 stop7h 21m

$219

DenverBuffalo

DEN - BUF

DENBUF

Denver Intl

Thu 3/26

11:55 pm-7:50 am

1 stop5h 55m

Buffalo

Mon 3/30

3:55 pm-10:35 pm

1 stop8h 40m

$219

DenverBuffalo

DEN - BUF

DENBUF

Denver Intl

Tue 1/6

11:59 pm-8:13 am

1 stop30h 14m

Buffalo

Fri 1/9

10:26 am-7:59 pm

1 stop11h 33m

$219

DenverBuffalo

DEN - BUF

DENBUF

Denver Intl

Wed 1/21

7:50 am-4:44 pm

1 stop6h 54m

Buffalo

Wed 1/28

10:45 am-4:34 pm

1 stop7h 49m

$219

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/25

Showing 1-10 of 45 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 December 26, 2025.

It’s typically best to fly out from Colorado to Buffalo in the afternoon. Doing so could potentially save you 15% on the flight price compared to flying in the evening, which is usually more expensive.

What is the cheapest day to fly from Colorado to Buffalo?

Use this chart to determine the cheapest time to fly round-trip from Colorado to Buffalo. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Colorado to Buffalo flight should consider departing on Wednesday at noon when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

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 3h 15m. Frontier provides one of the quickest options available for as low as $209. There are 1355 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 $71. Users have also found prices from $99 and $108 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 most reliable airlines from Colorado to Buffalo?

    Consider Frontier (100%), United Airlines (92%) or Southwest (76%) when booking your flight. These represent the most reliable airlines when flying from Colorado to Buffalo.

  • What are the cheapest flights from Colorado to Buffalo?

    While on average a flight from Colorado to Buffalo is generally $327, our data shows the cheapest flight currently is $253. When looking at the most popular route, (Denver Intl - Buffalo), you can expect to pay $199 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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See prices for flight routes from nearby airports that may be better suited for you.
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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 December 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$118Average$242FlexibilityNo cancel feeOn-time62%
JetBlueCheapest$129Average$326FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$182Average$349FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$189Average$421FlexibilityNo cancel feeOn-time69%
DeltaCheapest$236Average$337FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$257Average$434FlexibilityNo cancel feeOn-time63%

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