HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Colorado

$219+ Cheap flights from Niagara Falls (IAG) to Colorado

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/1. Fares are subject to change and may not be available on all flights or dates of travel.
IAG — DEN
Jun 4 — Jun 111
Thu 6/4
Thu 6/11
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Niagara Falls to Colorado with Cheapflights

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

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

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 Niagara Falls to Colorado

One-way flights from Niagara Falls to Colorado
Search for one-way flight options from Niagara Falls to Colorado. Find affordable one-way fares based on user searches. Data last updated May 5, 2026.

This Kiwi.com deal was found by Cheapflights users on 4/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/15:55 pm
IAG
-
DEN
2 stops47h 23m
Multiple Airlines
Deal found 4/30$219
This Kiwi.com deal was found by Cheapflights users on 5/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/202:06 pm
IAG
-
DEN
3 stops27h 12m
Multiple Airlines
Deal found 5/3$252
This Kiwi.com deal was found by Cheapflights users on 5/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/172:06 pm
IAG
-
DEN
3 stops25h 54m
Multiple Airlines
Deal found 5/3$266
This Kiwi.com deal was found by Cheapflights users on 5/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/168:26 pm
IAG
-
DEN
2 stops20h 24m
Multiple Airlines
Deal found 5/3$271
This Kiwi.com deal was found by Cheapflights users on 5/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/188:05 pm
IAG
-
DEN
2 stops37h 08m
Allegiant Air
Deal found 5/3$307
This Kiwi.com deal was found by Cheapflights users on 5/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/198:26 pm
IAG
-
DEN
2 stops27h 29m
Multiple Airlines
Deal found 5/3$339
This Kiwi.com deal was found by Cheapflights users on 5/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/188:05 pm
IAG
-
DEN
3 stops33h 51m
Multiple Airlines
Deal found 5/3$407

Find flight deals from Niagara Falls to Colorado

Keep the following information in mind while searching for Niagara Falls to Colorado flight deals. Data was last updated May 5, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars
Provider with most accurate pricing for Niagara Falls-Denver Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Niagara Falls-Denver Intl flights.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Niagara Falls to Colorado 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 May 5, 2026.
Use the filters below to find and compare flights from Niagara Falls to Colorado that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest one-way

Niagara FallsDenver

IAG - DEN

IAGDEN

Niagara Falls

Mon 6/1

5:55 pm-3:18 pm

2 stops47h 23m

$219

Niagara FallsDenver

IAG - DEN

IAGDEN

Niagara Falls

Mon 7/20

2:06 pm-3:18 pm

3 stops27h 12m

$252
Quickest one-way

Niagara FallsDenver

IAG - DEN

IAGDEN

Niagara Falls

Fri 7/17

2:06 pm-2:00 pm

3 stops25h 54m

$266

Niagara FallsDenver

IAG - DEN

IAGDEN

Niagara Falls

Sun 7/19

8:26 pm-9:55 pm

2 stops27h 29m

$339

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Sorted by cheapest first

Best time to book a flight from Niagara Falls to Colorado

Have a flexible travel schedule? Discover the best time to fly to Colorado from Niagara Falls 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 Niagara Falls to Colorado
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Niagara Falls to Colorado. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Niagara Falls to Colorado?

    Most people fly from Niagara Falls (IAG) if they book a flight from Niagara Falls to Colorado. Niagara Falls is conveniently located just 5.7 mi from Niagara Falls’s city center.

  • Can I find deals for flights from Niagara Falls to Colorado that include hotel bookings?

    Yes. In addition to deals on Niagara Falls to Colorado flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Niagara Falls to Colorado?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Niagara Falls to Colorado.

  • Can I find deals for business class flights from Niagara Falls to Colorado?

    Yes. Cheapflights offers flight deals from Niagara Falls to Colorado by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Niagara Falls to Colorado

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to San Francisco flights
Newark to San Francisco flights
Newark to Orlando flights
Newark to Miami flights
LaGuardia to San Francisco flights
Newark to Fort Lauderdale flights
John F Kennedy Intl to Fort Lauderdale flights
LaGuardia to Dallas/Fort Worth flights
LaGuardia to Miami flights
Newark to Dallas/Fort Worth flights
LaGuardia to Orlando flights
LaGuardia to Fort Lauderdale flights
John F Kennedy Intl to Orlando flights
Newark to Los Angeles flights
John F Kennedy Intl to Miami flights
Newark to Las Vegas flights
John F Kennedy Intl to Los Angeles flights
John F Kennedy Intl to Dallas/Fort Worth flights
John F Kennedy Intl to Las Vegas flights
John F Kennedy Intl to West Palm Beach flights
LaGuardia to O'Hare Intl flights
Newark to Atlanta flights
Newark to O'Hare Intl flights
John F Kennedy Intl to O'Hare Intl flights
LaGuardia to Atlanta flights
Newark to Seattle flights
LaGuardia to Los Angeles flights
Newark to Hobby flights
Newark to West Palm Beach flights
John F Kennedy Intl to Atlanta flights
John F Kennedy Intl to Seattle flights
LaGuardia to Las Vegas flights
LaGuardia to Hobby flights
Newark to Tampa flights
LaGuardia to Denver flights
Stewart to San Francisco flights
White Plains to Orlando flights
Newark to George Bush Intcntl flights
Newark to Midway flights
Newark to Myrtle Beach flights
LaGuardia to West Palm Beach flights
LaGuardia to Charlotte flights
John F Kennedy Intl to Denver flights
Newark to Charlotte flights
Newark to Denver flights
LaGuardia to Detroit flights
LaGuardia to George Bush Intcntl flights
LaGuardia to Tampa flights
Newark to Detroit flights
Newark to New Orleans flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.