$497+ Cheap flights from Denver to Niagara Falls, NY (DEN - IAG)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/25. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — IAG
Jun 17 — Jun 241
1 adult, Economy
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1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Denver to Niagara Falls
Discover tips and strategies to find the most affordable flight options for your journey from Denver (DEN) to Niagara Falls (IAG). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 12, 2025.
Round-trip from | $497 (Mytrip) |
|---|
Find flight deals from Denver to Niagara Falls
Cheapest flights from Denver to Niagara FallsExplore the most affordable flight options available from Denver to Niagara Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.
Explore the most affordable flight options available from Denver to Niagara Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.
This Mytrip deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/258:00 amDEN - IAG
2 stops32h 15mMultiple Airlines
Fri 8/110:39 amIAG - DEN
3 stops47h 04mMultiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$497
This Mytrip deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/114:05 pmDEN - IAG
2 stops24h 10mAllegiant Air
Sun 7/132:12 pmIAG - DEN
2 stops27h 03mAllegiant Air
Deal found 6/11![Allegiant Air logo]()
$582
Cheapflights Fare Finder
Customize your flight search to find flights from Denver to Niagara Falls that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
Use the filters below to find and compare flights from Denver to Niagara Falls that are best for you.
Fly from
Denver
Fly to
Niagara Falls
Route
Depart
Return
Price
DenverNiagara Falls
DEN - IAG
DENIAG
Denver Intl
Fri 7/25
8:00 am-6:15 pm
2 stops32h 15m
Niagara Falls
Fri 8/1
10:39 am-7:43 am
3 stops47h 04m
$497
DenverNiagara Falls
DEN - IAG
DENIAG
Denver Intl
Fri 7/11
4:05 pm-6:15 pm
2 stops24h 10m
Niagara Falls
Sun 7/13
2:12 pm-3:15 pm
2 stops27h 03m
$582
Best time to book a flight from Denver to Niagara Falls
Have a flexible travel schedule? Discover the best time to fly to Niagara Falls from Denver with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Denver to Niagara Falls
What is the cheapest time of day to fly from DEN to IAG?
Find hourly flight availability from Denver to Niagara Falls. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Denver to Niagara Falls, New York as you normally would.
Rainfall in Niagara Falls by month
Plan your trip to Niagara Falls by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Niagara Falls, New York ranges from 2.2 - 3.4 inches per month. September is typically the wettest month, when rainfall can reach 3.4 in. February is typically the driest time to visit Niagara Falls, New York when rainfall is around 2.2 in.
Temperature in Niagara Falls by month
Plan your trip to Niagara Falls by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Niagara Falls, New York, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).
Reviews of airlines servicing Niagara Falls
Get insights into the airlines that provide service to Niagara Falls. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Niagara Falls. Reviews last updated June 12, 2025.
Overall
7.3
Entertainment
5.5
Comfort
6.8
Food
5.9
Boarding
7.6
Crew
8.1
Reviews
1 / 20
10.0
ExcellentJoellen,Aug 2024
LAS - GEG
Overall
7.3
Entertainment
5.5
Comfort
6.8
Food
5.9
Boarding
7.6
Crew
8.1
Reviews
1 / 20
10.0
ExcellentJoellen,Aug 2024
LAS - GEG