Question 1

How much does a flight from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Denver, CO (DEN-Denver Intl.) cost?

Accepted Answer

You can find cheap one-way flights from $80 and cheap return flights from $160 Buffalo, NY (BUF-Buffalo Niagara Intl.) to Denver, CO (DEN-Denver Intl.) with Expedia. One-way flights generally range between $173 and $714, and roundtrip flights usually range from $322 to $1173. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Buffalo, NY (BUF-Buffalo Niagara Intl.) to Denver, CO (DEN-Denver Intl.) ticket fares go up or down.

*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.

Question 2

What is the cheapest month to fly from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Denver, CO (DEN-Denver Intl.)?

Accepted Answer

The cheapest month to fly from BUF to DEN is May when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route.

Question 3

Which airlines fly direct from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Denver, CO (DEN-Denver Intl.)?

Accepted Answer

United operates around 7 direct flights from BUF to DEN every week.

Question 4

What is the cheapest airline that flies from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Denver, CO (DEN-Denver Intl.)?

Accepted Answer

Sun Country Airlines is one of the cheapest airlines offering connecting flights from Buffalo, NY (BUF) to Denver, CO (DEN) with return tickets starting from around $260.36. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.

*Prices based on flights available on Expedia in the last year.

Question 5

How do I find cheap flights from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Denver, CO (DEN-Denver Intl.)?

Accepted Answer

To find a cheap flight from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Denver, CO (DEN-Denver Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.

Question 6

What is the best airline to fly with from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Denver, CO (DEN-Denver Intl.)?

Accepted Answer

The best airline to fly with from Buffalo, NY (BUF) to Denver, CO (DEN) will differ from traveler to traveler. If you like to fly early, WN offers early morning flights. If price is the most important factor, Frontier Airlines typically offers the lowest fares. WN also offers the most daily flights from BUF to DEN, which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.

Question 7

What is the best time to fly from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Denver, CO (DEN-Denver Intl.)?

Accepted Answer

The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.

Question 8

How many flights per day from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Denver, CO (DEN-Denver Intl.)?

Accepted Answer

There are approximately 1 nonstop flights per day from Buffalo Niagara Intl. (BUF) to Denver Intl. (DEN). For more options, look at flights that include layovers.

Question 9

What is the earliest flight from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Denver, CO (DEN-Denver Intl.)?

Accepted Answer

The earliest flight from Buffalo, NY (BUF) to Denver, CO (DEN) typically departs at around 5:00 AM, operated by American Airlines. This flight is available as a seasonal service in December, making it a good option for early risers looking to travel during the holiday season. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.

Question 10

What are the most popular departure times for flights from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Denver, CO (DEN-Denver Intl.)?

Accepted Answer

The most popular departure times for flights from Buffalo Niagara Intl. (BUF) to Denver Intl. (DEN) are in the early morning, from 6am to 9am. This accounts for around 37% of total traffic. Many major carriers, including American Airlines, United and Southwest, offer flights during this window. Many travelers prefer this time because it allows them to arrive in Denver with plenty of time to enjoy the day.

Question 11

How long does it take to fly from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Denver, CO (DEN-Denver Intl.)?

Accepted Answer

A nonstop flight from BUF to DEN typically takes around 3 hours 50 minutes, covering approximately 1,356 miles. Connecting flights on this route usually add 4 hours to your travel time. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.

Question 12

Can you fly business or first class from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Denver, CO (DEN-Denver Intl.)?

Accepted Answer

First class seats are offered on the BUF to DEN route. First class cabins are available on:

American Airlines
Delta Air Lines
United Airlines

Question 13

How much is a business class flight from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Denver, CO (DEN-Denver Intl.)?

Accepted Answer

A direct, return business class ticket from Buffalo, NY (BUF) to Denver, CO (DEN) typically costs between $1,271 - $1,645. A non-stop, one-way business class flight is usually around $692 - $1,148. Prices often fluctuate based on seasonality and how early you book. You may also be able to find a cheaper business class journey between Buffalo, NY (BUF-Buffalo Niagara Intl.) to Denver, CO (DEN-Denver Intl.) if you opt for a connecting flight.

*Prices based on flights available on Expedia in the last year.

Question 14

How do I earn miles on a Buffalo, NY (BUF-Buffalo Niagara Intl.) to Denver, CO (DEN-Denver Intl.) flight with Expedia?

Accepted Answer

It's easy to earn miles on a Buffalo, NY (BUF-Buffalo Niagara Intl.) to Denver, CO (DEN-Denver Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.

*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.

Question 15

What airports do you fly into for Denver from Buffalo Niagara Intl. (BUF)?

Accepted Answer

From Buffalo Niagara Intl. (BUF), you can fly into Denver Intl. (DEN) to reach Denver. Some flights may connect through major hubs like Baltimore Washington Intl. Thurgood Marshall (BWI), Midway Intl. (MDW), Nashville Intl. (BNA) before reaching Denver. Compare routes and airports on Expedia to find the best flight options for your travel plans.

Question 16

Is it cheaper to buy a plane ticket from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Denver, CO (DEN-Denver Intl.) at the last minute?

Accepted Answer

Typically, booking a last minute flight from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Denver, CO (DEN-Denver Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.

Question 17

Is it cheaper to book a Buffalo, NY (BUF-Buffalo Niagara Intl.) to Denver, CO (DEN-Denver Intl.) flight and hotel package?

Accepted Answer

Securing a Buffalo, NY (BUF-Buffalo Niagara Intl.) to Denver, CO (DEN-Denver Intl.) Denver Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.

Question 18

Can I cancel or change the date of my flight from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Denver, CO (DEN-Denver Intl.)?

Accepted Answer

If you booked your Buffalo, NY (BUF-Buffalo Niagara Intl.) to Denver, CO (DEN-Denver Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Origin airport	Buffalo Niagara Intl.
Destination airport	Denver Intl.
Airlines serving	American Airlines, Delta, Frontier Airlines, JetBlue Airways, Southwest Airlines, United
Roundtrip price	$160
Distance	1355 mi
Average flight time	1 hour 39 mins

Popular airlines from Buffalo Niagara Intl. Airport (BUF) to Denver Intl. Airport (DEN)

Cheap Flights from Buffalo to Denver (BUF-DEN)

Alternative airports near Denver

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$80 Cheap Flights from Buffalo (BUF) to Denver (DEN)