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Niagara Falls

$177+ Cheap flights from Colorado to Niagara Falls, 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 9/11. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — YYZ
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
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 July 3, 2025.

Round-trip from

$319
(Kiwi.com)

One-way from

$177
(American Airlines)

Popular in

November

Cheapest in

March

Average price

$525
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. 6% potential increase in price ($36 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($9 potential savings vs. average RT price).
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Average for round-trip flights in July 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 July 3, 2025.

This Kiwi.com deal was found by Cheapflights users on 7/3. 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 9/1912:15 pmDEN - YYZ
1 stop8h 37mWestJet
Mon 9/2210:25 pmYYZ - DEN
1 stop14h 59mWestJet
Deal found 7/3$319
This Kiwi.com deal was found by Cheapflights users on 7/1. 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.
Mon 9/812:15 pmDEN - YYZ
1 stop8h 37mMultiple Airlines
Fri 9/124:00 pmYYZ - DEN
1 stop19h 03mMultiple Airlines
Deal found 7/1$323
This Gotogate deal was found by Cheapflights users on 7/1. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/257:45 amDEN - YYZ
Nonstop3h 13mAir Canada
Wed 9/36:20 pmYYZ - DEN
Nonstop3h 34mAir Canada
Deal found 7/1$366
This American Airlines deal was found by Cheapflights users on 7/2. 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.
Sat 10/1112:09 pmCOS - YYZ
1 stop8h 36mAmerican Airlines
Wed 10/155:24 pmYYZ - COS
1 stop6h 45mAmerican Airlines
Deal found 7/2$399
This Delta deal was found by Cheapflights users on 7/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/410:54 amCOS - YYZ
1 stop5h 40mDelta
Sat 8/96:30 amYYZ - COS
1 stop5h 29mDelta
Deal found 7/3$408
This United Airlines deal was found by Cheapflights users on 7/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/166:05 amCOS - YYZ
1 stop12h 39mUnited Airlines
Sat 8/237:00 amYYZ - COS
1 stop5h 56mUnited Airlines
Deal found 7/2$416
This Air Canada deal was found by Cheapflights users on 7/2. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/97:30 amCOS - YYZ
2 stops11h 14mAir Canada
Tue 10/142:45 pmYYZ - COS
2 stops9h 09mAir Canada
Deal found 7/2$626

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 July 3, 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

Fri 9/19

12:15 pm-10:52 pm

1 stop8h 37m

Toronto Pearson Intl

Mon 9/22

10:25 pm-11:24 am

1 stop14h 59m

$319

DenverToronto

DEN - YYZ

DENYYZ

Denver Intl

Mon 9/8

12:15 pm-10:52 pm

1 stop8h 37m

Toronto Pearson Intl

Fri 9/12

4:00 pm-9:03 am

1 stop19h 03m

$323

DenverToronto

DEN - YYZ

DENYYZ

Denver Intl

Mon 8/25

7:45 am-12:58 pm

Nonstop3h 13m

Toronto Pearson Intl

Wed 9/3

6:20 pm-7:54 pm

Nonstop3h 34m

$366

Colorado SpringsToronto

COS - YYZ

COSYYZ

Colorado Springs

Sat 10/11

12:09 pm-10:45 pm

1 stop8h 36m

Toronto Pearson Intl

Wed 10/15

5:24 pm-10:09 pm

1 stop6h 45m

$399

Colorado SpringsToronto

COS - YYZ

COSYYZ

Colorado Springs

Mon 8/4

10:54 am-6:34 pm

1 stop5h 40m

Toronto Pearson Intl

Sat 8/9

6:30 am-9:59 am

1 stop5h 29m

$408

Colorado SpringsToronto

COS - YYZ

COSYYZ

Colorado Springs

Sat 8/16

6:05 am-8:44 pm

1 stop12h 39m

Toronto Pearson Intl

Sat 8/23

7:00 am-10:56 am

1 stop5h 56m

$416

Colorado SpringsToronto

COS - YYZ

COSYYZ

Colorado Springs

Thu 10/9

7:30 am-8:44 pm

2 stops11h 14m

Toronto Pearson Intl

Tue 10/14

2:45 pm-9:54 pm

2 stops9h 09m

$626

DenverToronto

DEN - YYZ

DENYYZ

Denver Intl

Thu 9/11

7:16 am-5:47 pm

1 stop8h 31m

$177

DenverToronto

DEN - YYZ

DENYYZ

Denver Intl

Sun 9/7

11:25 am-4:35 pm

Nonstop3h 10m

$178

Colorado SpringsToronto

COS - YYZ

COSYYZ

Colorado Springs

Tue 7/8

8:15 am-4:40 pm

1 stop6h 25m

$180

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

Showing 1-10 of 20 results
1
2

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, January is the cheapest month in which you can book a flight from Colorado to Niagara Falls (average of $243). Flying from Colorado to Niagara Falls in August is currently the most expensive (average of $348). 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 July 3, 2025.

When flying from Colorado to Niagara Falls, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 July 3, 2025.

The most flights from USCO to NI4 are scheduled on a Monday (11 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (10 on average).

How much does it cost to fly round-trip from Colorado to Niagara Falls?

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 July 3, 2025.
Get a feel of what it's like to fly with Delta, United Airlines, and American Airlines from Colorado to Niagara Falls by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,982 reviews

Boarding

8.2

Entertainment

7.9

Overall

8.0

Crew

8.5

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,982 reviews
Delta
8.0
Very good
7,982 reviews

Boarding

8.2

Entertainment

7.9

Overall

8.0

Crew

8.5

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,861 reviews
Delta
8.0
Very good
7,982 reviews

Boarding

8.2

Entertainment

7.9

Overall

8.0

Crew

8.5

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,982 reviews

Boarding

8.2

Entertainment

7.9

Overall

8.0

Crew

8.5

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
WestJet
7.2
Good
2,917 reviews
Delta
8.0
Very good
7,982 reviews

Boarding

8.2

Entertainment

7.9

Overall

8.0

Crew

8.5

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air Canada
7.1
Good
9,681 reviews
Delta
8.0
Very good
7,982 reviews

Boarding

8.2

Entertainment

7.9

Overall

8.0

Crew

8.5

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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.

  • What are the cheapest airlines to fly from Colorado to Niagara Falls one-way?

    $177 is the cheapest one-way deal found within the past few days, from American Airlines. You may also be able to find cheap deals on Air Canada and Delta, with prices starting from $178 and $180, respectively.

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

    While some choose either Colorado Springs - Toronto Pearson Intl or Gunnison - 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: Austrian Airlines (74%), Air Canada (73%), United Airlines( 73%).

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

    The cheapest flight price from Colorado to Niagara Falls is $167. On average you can expect to pay $1,578. The most popular route, (Denver Intl - Toronto Pearson Intl), can usually be booked for $321.

  • 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, January is the cheapest month in which you can book a flight from Colorado to Niagara Falls (average of $243). Flying from Colorado to Niagara Falls in August is currently the most expensive (average of $348). 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 July 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$144Average$327FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$177Average$541FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$230Average$542FlexibilityNo cancel feeOn-time67%
WestJetCheapest$261Average$297FlexibilityNo cancel feeOn-time60%

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