Cheap flights from Denver to Niagara Falls

Travel > North America > Canada > Denver to Niagara Falls flights

Check our current prices for flights from Denver to Niagara Falls. Please note that we also give you historical search data for this city connection. These are all airfares that people found in the past, in order to find more current flight information from Denver to Niagara Falls, you will need to run a search below.

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From $139 / RT details

Book your flight now with Cheapoair.com and save!

Cheap Buffalo airfares from $139/RT are provided by Cheapoair.com. Outbound flight is leaving on 02/26/2025, 11:49 pm from Denver International Airport (DEN) airport and arrives at Buffalo Intl (BUF) at 01:41 pm. The flight time is 13 hours and 52 minutes. The Returning flight departes on 03/04/2025, 11:24 am (other return dates are also available). Date posted: 25 Jan 2025

Price evolution for flights From Denver To Niagara Falls

Recent Deals on Flights from Denver to Niagara Falls:Roundtrip / Oneway

• $139 Frontier Airlines 

  From	To	Departure	Time
  Denver, CO (DEN)	Buffalo, NY (BUF)	02/26/2025	11:49 pm
  Buffalo, NY (BUF)	Denver, CO (DEN)	03/04/2025	11:24 am

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• $199 Frontier Airlines 

  From	To	Departure	Time
  Denver, CO (DEN)	Buffalo, NY (BUF)	03/20/2025	12:24 am
  Buffalo, NY (BUF)	Denver, CO (DEN)	04/02/2025	04:58 pm

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• $334 Frontier Airlines 

  From	To	Departure	Time
  Denver, CO (DEN)	Buffalo, NY (BUF)	02/18/2025	12:13 am
  Buffalo, NY (BUF)	Denver, CO (DEN)	03/05/2025	11:24 am

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• $489 Frontier Airlines 

  From	To	Departure	Time
  Denver, CO (DEN)	Buffalo, NY (BUF)	03/14/2025	11:59 pm
  Buffalo, NY (BUF)	Denver, CO (DEN)	03/25/2025	04:58 pm

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• $538 Frontier Airlines 

  From	To	Departure	Time
  Denver, CO (DEN)	Buffalo, NY (BUF)	03/05/2025	12:38 pm
  Buffalo, NY (BUF)	Denver, CO (DEN)	03/11/2025	11:45 am

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• $175 Frontier Airlines 

  From	To	Departure	Time
  Denver, CO (DEN)	Buffalo, NY (BUF)	02/16/2025	12:23 am

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