DEN - IAG

$406 Find Cheap Flights from Denver to Niagara Falls - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest one-way
$406
Typical prices: $499-$499
Multiple Airlines
Sun 12/23
DEN - IAG • 3 stops
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Cheap Flights from Denver to Niagara Falls (DEN-IAG)

 
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Recent round-trip flight deals from Denver to Niagara Falls

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DEN  Denver Airport-IAG Niagara Falls
1344 mimulti-stop
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IAG  Niagara Falls-DEN Denver Airport
1344 mimulti-stop
Multiple Airlines
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Key details for Denver to Niagara Falls flights

Cheapest flight

$406
One-way flight from Denver to Niagara Falls

When to book flights from Denver to Niagara Falls

Are your dates flexible? Find out the best times to travel from Denver to Niagara Falls based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Denver to Niagara Falls flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from Denver to Niagara Falls?

    Only Economy Class is available on flights from Denver to Niagara Falls.

  • Do I need a passport to fly from Denver to Niagara Falls?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.

  • How are flight prices from Denver to Niagara Falls looking right now?

    One-way fares from Denver to Niagara Falls are currently lower than usual. Average one-way flight prices are about $442, which is 12% below the typical average for this route.

  • Which airports can I use when flying from Denver to Niagara Falls?

    Flights from Denver to Niagara Falls usually depart from Denver Intl (DEN) and arrive at Niagara Falls (IAG).

  • What is the time difference between Denver and Niagara Falls?

    Niagara Falls is 2 hours ahead of Denver (Eastern Time vs Mountain Time). Plan for the time shift when scheduling connections or first-day activities.

Your guide to booking Denver to Niagara Falls flights

Get tips on when to book, when to fly and what to know before your trip.

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