CA $146 Cheap Flights from Denver (DEN) to Buffalo (BUF)

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Cheap flights from Denver (DEN) to Buffalo (BUF)

Prices were available within the past 7 days and start at CA $146 for one-way flights and CA $307 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
American Airlines
Delta
American Airlines
Delta
Delta
JetBlue Airways
Delta
American Airlines
JetBlue Airways
Flight from Denver to Buffalo (DEN - BUF) route information
Origin airport
Denver Intl.
Destination airport
Buffalo Niagara Intl.
Airlines serving
American Airlines, Delta, JetBlue Airways, Sun Country Airlines, United
Roundtrip price
CA $307
Distance
2169 km
Average flight time
5 hours 5 mins

Denver to Buffalo Flights

The easy way to book your flights from Denver to Buffalo 

With Expedia, it’s simple to find and book flights to Buffalo from Denver whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are Frontier Airlines, Southwest Airlines nonstop flights to Buffalo Niagara Intl., too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Denver to Buffalo today, tomorrow, or this week.  

 

Save dollars with cheap flights from Denver Intl., DEN to Buffalo Niagara Intl., BUF 

Sort your search results by price to find great deals on your flight from Denver to Buffalo—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Buffalo from Denver currently is just CA $307 rising to CA $339.  

Here are more money-saving tips: 

  • Fly in August when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Buffalo  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Buffalo from Denver 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Buffalo with Expedia today.

Frequently asked questions

How much is a flight from Denver Airport to BUF?
Round-trip tickets from DEN to Buffalo Niagara Intl. Airport (BUF) start from CA $307. This figure is based on fares offered within the last 7 days on Expedia for flights departing within the next year — make your booking ASAP to avoid missing out. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Denver Airport to Buffalo Niagara International Airport?
The majority of flights can be canceled online, but each airline has different terms and conditions. If you do decide to cancel your flight, check out our Customer Service Portal and follow the instructions.
How do I find cheap flights from DIA airport to Buffalo Niagara International Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you’re searching for DEN to BUF flights, you’ll see a “no change fees” filter for you to select.
How far is the flight from DIA airport to Buffalo Niagara International Airport?
The flying distance from Denver Intl. Airport (DEN) to Buffalo Niagara Intl. Airport (BUF) is 2,200 kilometers. Listen to your favorite tunes or make a start on the latest bestseller and the journey will fly by.
Which airlines fly direct from DEN to Buffalo Niagara International Airport?
Many adventurers choose to fly with Southwest Airlines (WN) from DIA airport to BUF. This leading airline offers 26 monthly flights, so you can pick a flight time that’s perfect for you. You could also check out fares with Frontier Airlines (F9). It operates 26 flights every month between Denver and Buffalo.
Are DIA airport to BUF flight tickets cheaper when they're purchased at the last minute?
Flight tickets from Denver Intl. Airport (DEN) to BUF are available up to a year before departure on Expedia. And although you may occasionally pick up a fantastic last-minute deal, it’s never a sure thing. Also, booking your flights ahead of time means you’ll have more options — and you can avoid ending up with the dreaded middle seat! We’re always updating our fares to bring you the biggest bargains, so keep checking in for all the latest specials.
*Available to Expedia members.