Cheap Flights from Denver (DEN) to Niagara Falls (IAG)

Popular airlines from Denver International Airport (DEN) to Niagara Falls, NY (IAG-Niagara Falls Intl.)

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Flight from Denver to Niagara Falls route information
Origin airport
Denver Intl.
Destination airport
Niagara Falls Intl.
Distance
2152 km

Compare flights from Denver to Niagara Falls easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Denver to Niagara Falls. Operating between them flights per day, airlines cover the route. And fly direct, getting you to Niagara Falls Intl. in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Denver Intl. to Niagara Falls Intl..  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Denver Intl. (DEN) to Niagara Falls Intl. (IAG)

The easiest way to view the best deals on flights from Denver to Niagara Falls today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Denver Intl. to Niagara Falls Intl. start at just and range up to .  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Denver and Niagara Falls
  • booking your flight during , the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Denver to Niagara Falls flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Denver Intl. to Niagara Falls Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Frequently asked questions

How much is a flight from DEN to Niagara Falls Intl. Airport?
The lowest price advertised for a round-trip flight between Denver Intl. Airport (DEN) and IAG is . But you better get a move on. This figure is based on fares quoted within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from DIA airport to Niagara Falls Intl. Airport?
Most flights can be cancelled online, but each airline has a different set of 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 Denver Airport to IAG 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 Niagara Falls Intl. Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from DIA airport to Niagara Falls Intl. Airport?
The flight distance between Denver Airport and Niagara Falls Intl. Airport is 2,200 kilometres. Pack yourself a drink, a snack and a few good podcasts. Keep yourself occupied and the time will fly by.
Which airlines fly direct from Denver Intl. Airport (DEN) to IAG?
You won't find any airlines flying directly between Denver Airport and Niagara Falls Intl. Airport (IAG), so be prepared to make at least one stop on your journey. A layover can be a welcome way to break up a trip!
Are DIA airport to Niagara Falls Intl. Airport (IAG) flight tickets cheaper when they're purchased at the last minute?
Tickets from Denver Airport to Niagara Falls Intl. Airport (IAG) are available up to a year before departure on Expedia. And although you may pick up a great last-minute deal, it's not something you should bank on. Also, booking your flights well in advance means you'll have more choices — and you can avoid getting stuck in the dreaded middle seat! We're always updating our fares to bring you the best bargains, so keep checking in for all the latest specials.

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