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Cheap Flights from Denver International to Buffalo Niagara

Compare Denver International to Buffalo Niagara flight deals

Find the cheapest month or even day of the year to fly to Buffalo Niagara

Book the best Buffalo Niagara fare with no extra fees

Flight deals from Denver International to Buffalo Niagara

Looking for a cheap last-minute deal or the best return flight from Denver International to Buffalo Niagara? Find the lowest prices on one-way and return tickets right here.
Buffalo.SAR 407 per passenger.Departing Wed, 18 Jun.One-way flight with United.Outbound direct flight with United departs from Denver International on Wed, 18 Jun, arriving in Buffalo Niagara.Price includes taxes and charges.From SAR 407, select.
Buffalo.SAR 412 per passenger.Departing Tue, 8 Jul.One-way flight with United.Outbound direct flight with United departs from Denver International on Tue, 8 Jul, arriving in Buffalo Niagara.Price includes taxes and charges.From SAR 412, select.
Buffalo.SAR 443 per passenger.Departing Wed, 30 Apr.One-way flight with Delta.Outbound indirect flight with Delta, departs from Denver International on Wed, 30 Apr, arriving in Buffalo Niagara.Price includes taxes and charges.From SAR 443, select.
Buffalo.SAR 443 per passenger.Departing Fri, 2 May.One-way flight with Delta.Outbound indirect flight with Delta, departs from Denver International on Fri, 2 May, arriving in Buffalo Niagara.Price includes taxes and charges.From SAR 443, select.
Buffalo.SAR 443 per passenger.Departing Tue, 2 Sep.One-way flight with Delta.Outbound indirect flight with Delta, departs from Denver International on Tue, 2 Sep, arriving in Buffalo Niagara.Price includes taxes and charges.From SAR 443, select.
Buffalo.SAR 446 per passenger.Departing Mon, 20 Oct.One-way flight with Delta.Outbound indirect flight with Delta, departs from Denver International on Mon, 20 Oct, arriving in Buffalo Niagara.Price includes taxes and charges.From SAR 446, select.
Buffalo.SAR 448 per passenger.Departing Sat, 2 Aug.One-way flight with Delta.Outbound indirect flight with Delta, departs from Denver International on Sat, 2 Aug, arriving in Buffalo Niagara.Price includes taxes and charges.From SAR 448, select.
Buffalo.SAR 600 per passenger.Departing Sat, 2 Aug.One-way flight with United.Outbound direct flight with United departs from Denver International on Sat, 2 Aug, arriving in Buffalo Niagara.Price includes taxes and charges.From SAR 600, select.

Find the cheapest month to fly from Denver International to Buffalo Niagara

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Denver International to Buffalo Niagara flights are currently cheapest in June.
Apr
from SAR 443
May
from SAR 443
Jun
from SAR 407
Jul
from SAR 412
Aug
from SAR 448
Sep
from SAR 443
Oct
from SAR 446
Nov
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Dec
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Jan
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Feb
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Mar
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Direct flights from Denver International to Buffalo Niagara

Denver International to Buffalo Niagara: Alternative routes

Compare routes from Denver International to Buffalo below. You may find an airport to fly into that's cheaper, faster, or easier than Buffalo Niagara.

Denver to Buffalo: Flight information

The things to know before you go.
Cheapest flight foundSAR 407
Cheapest month to flyJune
Average flight time3 hrs, 6 mins
Most popular airlineSouthwest Airlines
Average flights per week12

Finding cheap flights from Denver International to Buffalo Niagara: Frequently asked questions

The best price we found for a return flight from Denver International to Buffalo Niagara is SAR 886. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
3 hours and 6 minutes is the average flight time from Denver International to Buffalo Niagara.
Southwest Airlines, United and Frontier Airlines fly direct from Denver International to Buffalo Niagara.
As of April 2025, there are 12 flights per week flying from Denver International to Buffalo Niagara.
The cheapest month to fly from Denver International to Buffalo Niagara is usually April 2025.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Denver International Airport to Buffalo Niagara Airport on Thursday, 3 July 2025.
Yes – the average flight time is 3 hours and 6 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Buffalo Niagara but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Buffalo is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Delta and Frontier Airlines offer the cheapest flight tickets to Buffalo Niagara.

How to find cheap flights to Buffalo Niagara from Denver International

Looking for cheap tickets from Denver International to Buffalo Niagara? Here are a few tips on how to secure the best flight price and make your journey as smooth as possible.

  • Simply hit 'search'. From British Airways to international carriers like Emirates, we compare all major airlines along with the most popular online travel agents to find the cheapest plane tickets from Denver International to Buffalo Niagara. And with us there are no hidden fees - what you see is what you pay.
  • Compare flight deals to Buffalo Niagara from Denver International from over 1,000 providers. Then choose the cheapest or fastest plane tickets.
  • Flex your dates to find the best Denver International-Buffalo Niagara ticket prices. If you are flexible when it comes to your travel dates, use Skyscanner's 'Whole month' tool to find the cheapest month, and even day to fly to Buffalo Niagara from Denver International.
  • Set up a Price Alert. You can easily track the fare of your cheap Denver International-Buffalo Niagara flights by creating an alert. Whenever prices go down or up, you'll get an email or push notification to help make sure you get the best possible flight deal.
  • Fly without stops. Only interested in direct flights between Denver International and Buffalo Niagara? Make sure to tick 'Direct flights only' when performing a search. If there are direct flights available on the route, these will appear in the results.
  • Find the cheapest Business class flights from Denver International and Buffalo Niagara. We scour the internet for the best Business, Premium Economy and First Class flight fares to Buffalo Niagara, too. Check the difference in price as you search – you might just chance upon a last-minute low fare. Note that not all cabin classes are available for every destination or airline.
  • Include nearby airports in your search. Widen your search for Denver International to Buffalo Niagara flight deals by selecting the "add nearby airports" option. This will allow you to see flight prices for all the nearest airports at your departure point and your destination and could help you save next time you travel.

    • Combine your flight to Buffalo Niagara from Denver International with hotels and car hire

    Once you've secured your cheap flight ticket from Denver International to Buffalo Niagara, discover the best prices and exclusive rates for hotels in Buffalo Niagara or nearby. You can also compare hundreds of car hire companies in one go so that you get the best car hire price for your trip.


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Plan the rest of your trip from Denver to Buffalo

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.