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Cheap flights from Colorado to Niagara Falls from $367

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Colorado to Niagara Falls departing on 3/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Colorado to Niagara Falls

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
12:59 am - 5:22 pm
DEN
-
IAG
14h 23m
2 stops
Multiple Airlines Logo
6:04 pm - 8:20 am
IAG
-
DEN
16h 16m
1 stop
$367Multiple Airlines
Sun, Mar 1 - Mon, Mar 9

momondo Fare Finder

 
Customize your flight search to find flights from Colorado 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, momondo users made 832,500 searches. Data last updated February 4, 2026.
Use the filters below to find and compare flights from Colorado to Niagara Falls that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DenverNiagara Falls

DEN - IAG

DENIAG

Denver Intl

Sun 3/1

12:59 am-5:22 pm

2 stops14h 23m

Niagara Falls

Mon 3/9

6:04 pm-8:20 am

1 stop16h 16m

$367

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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How to get the cheapest flight ticket from Colorado to Niagara Falls

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What airlines fly to Niagara Falls?

United Airlines, Southwest and Frontier are the top three most popular airlines that fly to Niagara Falls from Colorado according to our data. United Airlines is the first choice among our users, with 30% of people opting to fly with this airline when traveling to Niagara Falls. Keep in mind that there are 6 different airlines that fly to Niagara Falls on a routine basis, so you have a few additional options to choose from.

Cheap Colorado to Niagara Falls flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Colorado to Niagara Falls

Fastest flight time

35h 42m

Direct flights

None
The fastest flight from Colorado to Niagara Falls takes 35h 42m
There are no direct flights from Colorado to Niagara Falls. There are no popular flight routes from Colorado to Niagara Falls.
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  • When did momondo last update prices for flights from Colorado to Niagara Falls Airport?

    Prices for flights from Colorado to Niagara Falls Airport refresh daily.

  • How old do you have to be to fly from Colorado to Niagara Falls Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Colorado to Niagara Falls Airport.

  • What documentation or ID do you need to fly to Niagara Falls Airport?

    The travel and health documents you'll need for your trip to Niagara Falls Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Niagara Falls Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Niagara Falls?

Book flights to Niagara Falls if you plan to visit one of these locations
Lewiston

Why use momondo?

Why should I use momondo to find a flight deal from Colorado to Niagara Falls?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Colorado to Niagara Falls for you.

Can I find flights from Colorado to Niagara Falls with flexible booking policies on momondo?

Yes. All flights to Niagara Falls from Colorado on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Colorado to Niagara Falls?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Colorado to Niagara Falls.

I’m not ready to book a flight from Colorado to Niagara Falls right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Niagara Falls from Colorado. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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