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Niagara Falls

$115+ Cheap flights from Colorado to Niagara Falls, ON, Canada

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 12/3. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — YYZ
12月 2 — 12月 91
週二 12/2
週二 12/9
1 adult, Economy
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Cheap flight deals from Colorado to Niagara Falls

Keep the following information in mind while searching for Colorado to Niagara Falls flight deals. Data was last updated 11月 2, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$317
(Kiwi.com)

One-way from

$115
(Trip.com)

Popular in

November

Cheapest in

March

Average price

$554
Provider with most accurate pricing for Denver Intl-Toronto (YTO) flight deals.
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Provider most trusted by Cheapflights users for Denver Intl-Toronto (YTO) flights.
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From Colorado to Niagara Falls
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One-way flight from Colorado to Niagara Falls
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Highest demand for flights based on searches. 5% potential increase in price ($26 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from Colorado to Niagara Falls

Cheapest flights from Colorado to Niagara Falls
Explore the most affordable flight options available from Colorado to Niagara Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11月 2, 2025.

This Kiwi.com deal was found by Cheapflights users on 11/1. 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.
週三 12/37:05 amDEN - YYZ
2 stops15h 06mMultiple Airlines
週五 12/59:45 amYYZ - DEN
1 stop15h 11mMultiple Airlines
Deal found 11/1$320
This Kiwi.com deal was found by Cheapflights users on 11/1. 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.
週三 12/36:30 amDEN - YYZ
1 stop11h 25mMultiple Airlines
週六 12/68:20 pmYYZ - DEN
1 stop14h 04mMultiple Airlines
Deal found 11/1$321
This Kiwi.com deal was found by Cheapflights users on 11/1. 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.
週五 12/57:05 amDEN - YYZ
2 stops15h 06mMultiple Airlines
週一 12/82:20 pmYYZ - DEN
1 stop20h 50mMultiple Airlines
Deal found 11/1$323
This Kiwi.com deal was found by Cheapflights users on 11/1. 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.
週四 12/46:00 amDEN - YYZ
2 stops12h 32mMultiple Airlines
週五 12/59:45 amYYZ - DEN
1 stop15h 11mMultiple Airlines
Deal found 11/1$331
This Kiwi.com deal was found by Cheapflights users on 11/1. 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.
週一 12/110:29 pmDEN - YYZ
1 stop19h 26mMultiple Airlines
週一 12/85:15 pmYYZ - DEN
1 stop31h 49mMultiple Airlines
Deal found 11/1$332
This Kiwi.com deal was found by Cheapflights users on 11/1. 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.
週三 12/36:30 amDEN - YYZ
1 stop11h 25mMultiple Airlines
週日 12/710:00 amYYZ - DEN
1 stop16h 17mMultiple Airlines
Deal found 11/1$336
This Kiwi.com deal was found by Cheapflights users on 10/31. 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.
週四 12/411:59 pmDEN - YYZ
1 stop18h 01mMultiple Airlines
週日 12/78:00 pmYYZ - DEN
2 stops24h 37mMultiple Airlines
Deal found 10/31$340
This Kiwi.com deal was found by Cheapflights users on 11/1. 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.
週二 12/29:33 amDEN - YYZ
1 stop11h 27mMultiple Airlines
週五 12/59:45 amYYZ - DEN
1 stop15h 11mMultiple Airlines
Deal found 11/1$343
This Kiwi.com deal was found by Cheapflights users on 10/30. 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.
週五 12/511:59 pmDEN - YYZ
1 stop12h 21mMultiple Airlines
週日 12/710:00 amYYZ - DEN
1 stop16h 17mMultiple Airlines
Deal found 10/30$344
This American Airlines deal was found by Cheapflights users on 11/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
週二 12/1612:36 pmCOS - YYZ
1 stop20h 20mAmerican Airlines
週二 12/236:23 pmYYZ - COS
1 stop19h 29mAmerican Airlines
Deal found 11/1$643
This Kiwi.com deal was found by Cheapflights users on 11/1. 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.
週六 11/299:44 pmCOS - YYZ
2 stops32h 54mMultiple Airlines
週六 12/69:35 amYYZ - COS
1 stop31h 01mMultiple Airlines
Deal found 11/1$645
This American Airlines deal was found by Cheapflights users on 10/31. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
週一 12/1512:36 pmCOS - YYZ
1 stop20h 20mAmerican Airlines
週一 12/226:10 amYYZ - COS
1 stop19h 37mAmerican Airlines
Deal found 10/31$665

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated 11月 2, 2025.
Use the filters below to find and compare flights from Colorado to Niagara Falls that are best for you.

Fly from

Colorado

Fly to

Niagara Falls

Route

Depart

Return

Price

DenverToronto

DEN - YYZ

DENYYZ

Denver Intl

週二 1/27

12:59 am-10:12 pm

2 stops19h 13m

Toronto Pearson Intl

週五 1/30

8:00 pm-3:58 am

1 stop9h 58m

$331

DenverToronto

DEN - YYZ

DENYYZ

Denver Intl

週日 11/30

6:00 am-11:27 am

2 stops27h 27m

Toronto Pearson Intl

週五 12/5

9:45 am-10:56 pm

1 stop15h 11m

$385

DenverToronto

DEN - YYZ

DENYYZ

Denver Intl

週四 11/27

1:57 pm-2:40 pm

2 stops22h 43m

Toronto Pearson Intl

週一 12/1

7:55 pm-3:58 am

1 stop10h 03m

$392

DenverToronto

DEN - YYZ

DENYYZ

Denver Intl

週日 11/30

6:00 am-11:27 am

2 stops27h 27m

Toronto Pearson Intl

週日 12/7

10:00 am-12:17 am

1 stop16h 17m

$410

DenverToronto

DEN - YYZ

DENYYZ

Denver Intl

週三 1/28

12:34 pm-3:35 pm

2 stops25h 01m

Toronto Pearson Intl

週五 1/30

4:45 pm-11:38 am

2 stops20h 53m

$419

DenverToronto

DEN - YYZ

DENYYZ

Denver Intl

週日 11/23

6:14 am-3:35 pm

1 stop31h 21m

Toronto Pearson Intl

週二 12/2

4:45 pm-11:44 am

1 stop20h 59m

$421

DenverToronto

DEN - YYZ

DENYYZ

Denver Intl

週三 11/19

12:49 pm-3:35 pm

2 stops24h 46m

Toronto Pearson Intl

週五 11/21

4:45 pm-11:59 pm

1 stop9h 14m

$474

DenverToronto

DEN - YYZ

DENYYZ

Denver Intl

週二 1/13

1:25 pm-6:35 pm

Nonstop3h 10m

Toronto Pearson Intl

週二 1/20

8:30 am-10:23 am

Nonstop3h 53m

$501

DenverToronto

DEN - YYZ

DENYYZ

Denver Intl

週二 12/2

5:30 pm-10:41 pm

Nonstop3h 11m

Toronto Pearson Intl

週六 12/6

1:00 pm-7:55 pm

1 stop8h 55m

$506

DenverToronto

DEN - YYZ

DENYYZ

Denver Intl

週二 11/18

11:31 am-3:35 pm

2 stops26h 04m

Toronto Pearson Intl

週五 11/21

4:45 pm-11:59 pm

1 stop9h 14m

$515

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/30

Showing 1-10 of 30 results
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Best time to book a flight from Colorado to Niagara Falls

Have a flexible travel schedule? Discover the best time to fly to Niagara Falls from Colorado 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 Colorado to Niagara Falls

What is the cheapest month to book a flight from Colorado to Niagara Falls?

Currently, June is the cheapest month in which you can book a flight from Colorado to Niagara Falls (average of $129). Flying from Colorado to Niagara Falls in January is currently the most expensive (average of $246). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from CO to NI4?

Find hourly flight availability from Colorado 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 11月 2, 2025.

When flying from Colorado to Niagara Falls, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 33% versus a flight at noon.

Weekly flight availability from Colorado to Niagara Falls

Explore weekly flight availability from Colorado to Niagara Falls. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 11月 2, 2025.

The most flights from USCO to NI4 are scheduled on a Monday (7 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (5 on average).

Related info for your journey

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

  • How long is the flight from Colorado to Niagara Falls?

    Departing from Colorado to Niagara Falls will take you 8h 39m. The distance between Colorado and Niagara Falls is about 1339 mi. This flight may include one or multiple stops.

  • What are the most popular routes from Colorado to Niagara Falls?

    While some choose either Colorado Springs - Toronto Pearson Intl or Durango La Plata County - Toronto Pearson Intl, Denver Intl - Toronto Pearson Intl is the most popular route from Colorado to Niagara Falls.

  • What are the most reliable airlines from Colorado to Niagara Falls?

    Before booking your flight to Niagara Falls from Colorado, check out the most reliable airlines to get you to your destination on time: Brussels Airlines (79%), Air Canada (77%), United Airlines( 76%).

  • What are the cheapest flights from Colorado to Niagara Falls?

    The cheapest flight price from Colorado to Niagara Falls is $252. On average you can expect to pay $629. The most popular route, (Denver Intl - Toronto Pearson Intl), can usually be booked for $231.

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

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

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

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

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

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

  • What is the cheapest month to book a flight from Colorado to Niagara Falls?

    Currently, June is the cheapest month in which you can book a flight from Colorado to Niagara Falls (average of $129). Flying from Colorado to Niagara Falls in January is currently the most expensive (average of $246). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Colorado to Niagara Falls

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Colorado to Niagara Falls

Discover the top 4 airlines that operate flights from Colorado to Niagara Falls. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated 11月 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$144Average$176FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$180Average$531FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$221Average$545FlexibilityNo cancel feeOn-time67%
WestJetCheapest$258Average$297FlexibilityNo cancel feeOn-time60%

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