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Cheap flights from Buffalo to Denver from C$ 152

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 25/5. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — DEN
20 Apr — 27 Apr1
1 adult

Cheapflights Tip: The best prices from Buffalo to Denver Intl are usually found in September or August, booked 54 days in advance, depart on a Wednesday or Saturday and return on a Monday

Cheap flight deals from Buffalo to Denver

Discover tips and strategies to find the most affordable flight options for your journey from Buffalo (BUF) to Denver (DEN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 15 April 2025.

Round-trip from

C$ 328

One-way from

C$ 152

Popular in

December

Cheapest in

September

Average price

C$ 488

Good round-trip deal

C$ 375 or less
American Airlines
  • American Airlines
  • 2/6-4/6
  • 2 total stops
  • 13h 41m total
  • Buffalo to Denver
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United Airlines
  • United Airlines
  • 25/5
  • Nonstop
  • 3h 45m total
  • Buffalo to Denver
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Highest demand for flights based on searches. 6% potential increase in price (C$ 40 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease (C$ 18 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from Buffalo to Denver Intl.
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Find flight deals from Buffalo to Denver

Cheapest flights from Buffalo to Denver
Explore the most affordable flight options available from Buffalo to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 April 2025.

Wed 28/56:00 p.m.BUF - DEN
1 stop7h 33mAmerican Airlines
Mon 2/611:59 p.m.DEN - BUF
1 stop9h 17mAmerican Airlines
Deal found 15/4C$ 328
Thu 8/56:35 p.m.BUF - DEN
1 stop7h 29mDelta
Sun 11/512:55 a.m.DEN - BUF
1 stop5h 22mDelta
Deal found 14/4C$ 330
Thu 8/56:00 a.m.BUF - DEN
1 stop9h 43mJetBlue
Sun 11/510:38 p.m.DEN - BUF
1 stop8h 58mJetBlue
Deal found 15/4C$ 349
Tue 10/612:50 p.m.BUF - DEN
1 stop10h 30mFrontier
Fri 13/68:07 a.m.DEN - BUF
Nonstop3h 08mFrontier
Deal found 15/4C$ 362
Fri 29/88:30 a.m.BUF - DEN
Nonstop3h 45mUnited Airlines
Mon 8/95:30 p.m.DEN - BUF
Nonstop3h 15mUnited Airlines
Deal found 15/4C$ 385
Wed 28/54:15 p.m.BUF - DEN
1 stop8h 50mSouthwest
Wed 4/65:50 p.m.DEN - BUF
Nonstop3h 05mSouthwest
Deal found 15/4C$ 389
Mon 9/65:24 p.m.BUF - DEN
Nonstop3h 52mMultiple Airlines
Wed 11/66:07 p.m.DEN - BUF
1 stop14h 43mMultiple Airlines
Deal found 15/4C$ 402

Cheapflights Fare Finder

Customize your flight search to find flights from Buffalo to Denver 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 629,999 searches. Data last updated 15 April 2025.
Use the filters below to find and compare flights from Buffalo to Denver that are best for you.

Fly from

Buffalo

Fly to

Denver

Route

Depart

Return

Price

BuffaloDenver

BUF - DEN

BUFDEN

Buffalo

Wed 28/5

6:00 p.m.-11:33 p.m.

1 stop7h 33m

Denver Intl

Mon 2/6

11:59 p.m.-11:16 a.m.

1 stop9h 17m

C$ 328

BuffaloDenver

BUF - DEN

BUFDEN

Buffalo

Thu 8/5

6:35 p.m.-12:04 a.m.

1 stop7h 29m

Denver Intl

Sun 11/5

12:55 a.m.-8:17 a.m.

1 stop5h 22m

C$ 330

BuffaloDenver

BUF - DEN

BUFDEN

Buffalo

Thu 8/5

6:00 a.m.-1:43 p.m.

1 stop9h 43m

Denver Intl

Sun 11/5

10:38 p.m.-9:36 a.m.

1 stop8h 58m

C$ 349

BuffaloDenver

BUF - DEN

BUFDEN

Buffalo

Tue 10/6

12:50 p.m.-9:20 p.m.

1 stop10h 30m

Denver Intl

Fri 13/6

8:07 a.m.-1:15 p.m.

Nonstop3h 08m

C$ 362

BuffaloDenver

BUF - DEN

BUFDEN

Buffalo

Fri 29/8

8:30 a.m.-10:15 a.m.

Nonstop3h 45m

Denver Intl

Mon 8/9

5:30 p.m.-10:45 p.m.

Nonstop3h 15m

C$ 385

BuffaloDenver

BUF - DEN

BUFDEN

Buffalo

Wed 28/5

4:15 p.m.-11:05 p.m.

1 stop8h 50m

Denver Intl

Wed 4/6

5:50 p.m.-10:55 p.m.

Nonstop3h 05m

C$ 389

BuffaloDenver

BUF - DEN

BUFDEN

Buffalo

Mon 9/6

5:24 p.m.-7:16 p.m.

Nonstop3h 52m

Denver Intl

Wed 11/6

6:07 p.m.-10:50 a.m.

1 stop14h 43m

C$ 402

BuffaloDenver

BUF - DEN

BUFDEN

Buffalo

Sun 25/5

8:20 a.m.-10:05 a.m.

Nonstop3h 45m

C$ 152

BuffaloDenver

BUF - DEN

BUFDEN

Buffalo

Sat 24/5

3:00 p.m.-8:40 p.m.

1 stop7h 40m

C$ 164

BuffaloDenver

BUF - DEN

BUFDEN

Buffalo

Sat 17/5

6:30 a.m.-3:15 p.m.

2 stops10h 45m

C$ 172

Flights are sorted by cheapest round-trip flights first.

Deals found on 15/4

Showing 1-10 of 13 results
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Best time to book a flight from Buffalo to Denver

Have a flexible travel schedule? Discover the best time to fly to Denver from Buffalo 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 Buffalo to Denver

How far ahead should I book a flight from Buffalo to Denver?

Use this chart to determine the optimal time to book a round-trip flight from Buffalo to Denver. Price data was last updated on 11 April 2025.

To ensure you get the cheapest price possible for a flight from Buffalo to Denver, you should look to book at least 54 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, August is the cheapest month in which you can book a flight from Buffalo to Denver (average of C$ 320). Flying from Buffalo to Denver in December is currently the most expensive (average of C$ 484). 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 DEN?

Find hourly flight availability from Buffalo to Denver. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 15 April 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 48% on flights from Buffalo to Denver by exploring options for tickets at noon.

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

Use this chart to determine the cheapest time to fly round-trip from Buffalo to Denver. Price data was last updated on 30 March 2025.

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

Rainfall in Denver by month

Plan your trip to Denver by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Denver ranges from 13.0 - 58.0 mm per month. May is typically the wettest month, when rainfall can reach 58.0 mm. January is typically the driest time to visit Denver when rainfall is around 13.0 mm.

Temperature in Denver by month

Plan your trip to Denver by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Denver, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -1.0 C).

Reviews of airlines servicing Denver

Get insights into the airlines that provide service to Denver. 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 Denver. Reviews last updated 15 April 2025.
See what other customers who have flown with Southwest, Delta and United Airlines from Buffalo to Denver have to say. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,279 reviews
Check prices

Comfort

8.0

Overall

8.0

Boarding

8.2

Food

7.1

Crew

8.6

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Southwest
8.0
Very good
4,279 reviews
Southwest
8.0
Very good
4,279 reviews
Check prices

Comfort

8.0

Overall

8.0

Boarding

8.2

Food

7.1

Crew

8.6

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Delta
8.0
Very good
7,917 reviews
Southwest
8.0
Very good
4,279 reviews
Check prices

Comfort

8.0

Overall

8.0

Boarding

8.2

Food

7.1

Crew

8.6

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
United Airlines
7.4
Good
8,658 reviews
Southwest
8.0
Very good
4,279 reviews
Check prices

Comfort

8.0

Overall

8.0

Boarding

8.2

Food

7.1

Crew

8.6

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
JetBlue
7.3
Good
2,926 reviews
Southwest
8.0
Very good
4,279 reviews
Check prices

Comfort

8.0

Overall

8.0

Boarding

8.2

Food

7.1

Crew

8.6

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,279 reviews
Check prices

Comfort

8.0

Overall

8.0

Boarding

8.2

Food

7.1

Crew

8.6

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Related info for your journey

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

  • How popular is this Buffalo to Denver flight route?

    This flight path from Buffalo to Denver Intl was viewed by 553 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • What are the cheapest airlines flying from Buffalo to Denver round-trip?

    Cheapflights users have booked flights from Buffalo to Denver round-trip from C$ 328. Other airlines that can offer you cheap pricing are Delta, from C$ 330, and JetBlue, from C$ 349. You may be able to fly from Buffalo to Denver for 26% less than the average price by searching for these airlines.

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

    For one-way options, check prices for United Airlines. According to our data, you can fly for as low as C$ 152. Users have also found prices from C$ 164 and C$ 172 on American Airlines and Southwest, respectively.

  • What are the cheapest flights from Buffalo to Denver?

    The cheapest flight price from Buffalo to Denver is C$ 249. On average you can expect to pay C$ 422. The most popular route, (Buffalo - Denver Intl), can usually be booked for C$ 510.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Buffalo to Denver 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 Buffalo to Denver?

    Currently, August is the cheapest month in which you can book a flight from Buffalo to Denver (average of C$ 320). Flying from Buffalo to Denver in December is currently the most expensive (average of C$ 484). 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

Travelling to a place near Buffalo?

Book flights to Buffalo if you plan to visit one of these locations
Golden
Westminster
Thornton

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Top 5 airlines flying from Buffalo to Denver

Discover the top 5 airlines that operate flights from Buffalo to Denver. 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 629,999 searches. Data last updated 15 April 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapestC$ 148AverageC$ 278FlexibilityNo cancel feeOn-time62%
Search Frontier flights
DeltaCheapestC$ 170AverageC$ 371FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
United AirlinesCheapestC$ 272AverageC$ 386FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
American AirlinesCheapestC$ 283AverageC$ 395FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
SouthwestCheapestC$ 418AverageC$ 558FlexibilityNo cancel feeOn-time63%
Search Southwest flights

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How does Cheapflights help users find flights from Buffalo to Denver?

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Users can book flights with no change fees policies with our dedicated filters. Book flights from Buffalo to Denver flexibly with Cheapflights today.

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