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Niagara Falls

$132+ Cheap flights from Sky Harbor Intl (PHX) 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 8/20. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — YYZ
Aug 4 — Aug 111
Mon 8/4
Mon 8/11
1 adult, Economy
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Cheapflights Tip: The best prices from Phoenix Sky Harbor Intl to Niagara Falls are usually found in April or February, booked 88 days in advance, depart on a Thursday or Friday and return on a Sunday

Cheap flight deals from Sky Harbor Intl to Niagara Falls

Keep the following information in mind while searching for Sky Harbor Intl to Niagara Falls flight deals. Data was last updated July 30, 2025.

Round-trip from

$244
(Mytrip)

One-way from

$135
(oojo)

Popular in

September

Cheapest in

April

Average price

$341
From Phoenix Sky Harbor Intl to Niagara Falls
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One-way flight from Phoenix Sky Harbor Intl to Niagara Falls
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Highest demand for flights based on searches. 9% potential increase in price ($33 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($5 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 Sky Harbor Intl to Niagara Falls

Cheapest flights from Sky Harbor Intl to Niagara Falls
Explore the most affordable flight options available from Sky Harbor Intl to Niagara Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.

This Mytrip deal was found by Cheapflights users on 7/29. 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.
Tue 9/1612:40 pmPHX - YYZ
Nonstop4h 20mPorter Airlines
Tue 9/3010:05 amYYZ - PHX
Nonstop4h 35mPorter Airlines
Deal found 7/29$244
This Mytrip deal was found by Cheapflights users on 7/29. 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.
Tue 9/168:00 amPHX - YYZ
1 stop9h 52mMultiple Airlines
Tue 9/3010:05 amYYZ - PHX
Nonstop4h 35mMultiple Airlines
Deal found 7/29$258
This Kiwi.com deal was found by Cheapflights users on 7/27. 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.
Wed 8/201:10 pmPHX - YYZ
1 stop8h 14mWestJet
Fri 8/226:30 amYYZ - PHX
1 stop8h 54mWestJet
Deal found 7/27$271
This Mytrip deal was found by Cheapflights users on 7/29. 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 9/128:30 pmPHX - YYZ
1 stop15h 36mAir Canada
Fri 9/1911:15 amYYZ - PHX
1 stop11h 26mAir Canada
Deal found 7/29$276

Cheapflights Fare Finder

 
Customize your flight search to find flights from Sky Harbor Intl 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 30, 2025.
Use the filters below to find and compare flights from Phoenix Sky Harbor Intl Airport to Niagara Falls that are best for you.

Fly from

Sky Harbor Intl

Fly to

Niagara Falls

Route

Depart

Return

Price

PhoenixToronto

PHX - YYZ

PHXYYZ

Phoenix Sky Harbor Intl

Tue 9/16

12:40 pm-8:00 pm

Nonstop4h 20m

Toronto Pearson Intl

Tue 9/30

10:05 am-11:40 am

Nonstop4h 35m

$244

PhoenixToronto

PHX - YYZ

PHXYYZ

Phoenix Sky Harbor Intl

Tue 9/16

8:00 am-8:52 pm

1 stop9h 52m

Toronto Pearson Intl

Tue 9/30

10:05 am-11:40 am

Nonstop4h 35m

$258

PhoenixToronto

PHX - YYZ

PHXYYZ

Phoenix Sky Harbor Intl

Wed 8/20

1:10 pm-12:24 am

1 stop8h 14m

Toronto Pearson Intl

Fri 8/22

6:30 am-12:24 pm

1 stop8h 54m

$271

PhoenixToronto

PHX - YYZ

PHXYYZ

Phoenix Sky Harbor Intl

Fri 9/12

8:30 pm-3:06 pm

1 stop15h 36m

Toronto Pearson Intl

Fri 9/19

11:15 am-7:41 pm

1 stop11h 26m

$276

PhoenixToronto

PHX - YYZ

PHXYYZ

Phoenix Sky Harbor Intl

Wed 8/20

1:10 pm-12:24 am

1 stop8h 14m

$132

PhoenixToronto

PHX - YYZ

PHXYYZ

Phoenix Sky Harbor Intl

Sun 8/24

12:40 pm-8:00 pm

Nonstop4h 20m

$136

PhoenixToronto

PHX - YYZ

PHXYYZ

Phoenix Sky Harbor Intl

Wed 9/10

1:02 pm-6:12 am

2 stops14h 10m

$140

PhoenixToronto

PHX - YYZ

PHXYYZ

Phoenix Sky Harbor Intl

Mon 8/11

8:30 pm-8:50 am

1 stop9h 20m

$158

PhoenixToronto

PHX - YYZ

PHXYYZ

Phoenix Sky Harbor Intl

Mon 9/1

3:27 pm-10:05 am

1 stop15h 38m

$159

PhoenixToronto

PHX - YYZ

PHXYYZ

Phoenix Sky Harbor Intl

Mon 9/1

10:19 am-11:59 pm

1 stop10h 40m

$162

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Showing 1-10 of 11 results
1
2

Best time to book a flight from Sky Harbor Intl to Niagara Falls

Have a flexible travel schedule? Discover the best time to fly to Niagara Falls from Sky Harbor Intl 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 Phoenix Sky Harbor Intl Airport to Niagara Falls

How far ahead should I book a flight from Phoenix Sky Harbor Intl Airport to Niagara Falls?

Use this chart to determine the optimal time to book a round-trip flight from Sky Harbor Intl to Niagara Falls. Price data was last updated on July 25, 2025.

The best time to book flights from Phoenix Sky Harbor Intl Airport to Niagara Falls is 88 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Phoenix Sky Harbor Intl Airport to Niagara Falls?

Currently, January is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Niagara Falls (average of $243). Flying from Phoenix Sky Harbor Intl Airport 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 PHX to NI4?

Find hourly flight availability from Sky Harbor Intl 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 30, 2025.

When flying from Phoenix Sky Harbor Intl Airport 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.

What is the cheapest day to fly from Phoenix Sky Harbor Intl Airport to Niagara Falls?

Use this chart to determine the cheapest time to fly round-trip from Sky Harbor Intl to Niagara Falls. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Phoenix Sky Harbor Intl Airport to Niagara Falls flight should consider departing on Friday afternoons when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Phoenix Sky Harbor Intl Airport to Niagara Falls

Explore weekly flight availability from Sky Harbor Intl 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 30, 2025.

The most flights from PHX to NI4 are scheduled on a Tuesday (4 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

How much does it cost to fly round-trip from Phoenix Sky Harbor Intl Airport 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 30, 2025.
See what other customers who have flown with Porter Airlines, Delta, and United Airlines from Phoenix Sky Harbor Intl Airport to Niagara Falls have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
8.0
Very good
318 reviews

Entertainment

7.0

Boarding

8.2

Overall

8.0

Food

7.6

Comfort

8.0

Crew

8.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Jul 2025

LIS - YYZ

Everything was on time and easy. Crew were nice on flights and helpful. International flight, so long and typically uncomfortable but not more than most. Food and drink service were below average but you get what you pay for. Overall, good experience
Porter Airlines
8.0
Very good
318 reviews
Porter Airlines
8.0
Very good
318 reviews

Entertainment

7.0

Boarding

8.2

Overall

8.0

Food

7.6

Comfort

8.0

Crew

8.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Jul 2025

LIS - YYZ

Everything was on time and easy. Crew were nice on flights and helpful. International flight, so long and typically uncomfortable but not more than most. Food and drink service were below average but you get what you pay for. Overall, good experience
Delta
8.0
Very good
7,980 reviews
Porter Airlines
8.0
Very good
318 reviews

Entertainment

7.0

Boarding

8.2

Overall

8.0

Food

7.6

Comfort

8.0

Crew

8.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Jul 2025

LIS - YYZ

Everything was on time and easy. Crew were nice on flights and helpful. International flight, so long and typically uncomfortable but not more than most. Food and drink service were below average but you get what you pay for. Overall, good experience
United Airlines
7.4
Good
8,896 reviews
Porter Airlines
8.0
Very good
318 reviews

Entertainment

7.0

Boarding

8.2

Overall

8.0

Food

7.6

Comfort

8.0

Crew

8.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Jul 2025

LIS - YYZ

Everything was on time and easy. Crew were nice on flights and helpful. International flight, so long and typically uncomfortable but not more than most. Food and drink service were below average but you get what you pay for. Overall, good experience
American Airlines
7.2
Good
10,000 reviews
Porter Airlines
8.0
Very good
318 reviews

Entertainment

7.0

Boarding

8.2

Overall

8.0

Food

7.6

Comfort

8.0

Crew

8.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Jul 2025

LIS - YYZ

Everything was on time and easy. Crew were nice on flights and helpful. International flight, so long and typically uncomfortable but not more than most. Food and drink service were below average but you get what you pay for. Overall, good experience
WestJet
7.2
Good
2,975 reviews
Porter Airlines
8.0
Very good
318 reviews

Entertainment

7.0

Boarding

8.2

Overall

8.0

Food

7.6

Comfort

8.0

Crew

8.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Jul 2025

LIS - YYZ

Everything was on time and easy. Crew were nice on flights and helpful. International flight, so long and typically uncomfortable but not more than most. Food and drink service were below average but you get what you pay for. Overall, good experience

Related info for your journey

Find useful and relevant information for your journey from Sky Harbor Intl 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 Phoenix Sky Harbor Intl Airport to Niagara Falls one-way?

    $135 is the cheapest one-way deal found within the past few days, from WestJet. You may also be able to find cheap deals on Porter Airlines and American Airlines, with prices starting from $136 and $149, respectively.

  • What are the most reliable airlines from Phoenix Sky Harbor Intl Airport to Niagara Falls?

    Consider Air Canada (98%), Air Canada Rouge (98%) or Lufthansa (92%) when booking your flight. These represent the most reliable airlines when flying from Phoenix Sky Harbor Intl Airport to Niagara Falls.

  • What are the cheapest flights from Phoenix Sky Harbor Intl Airport to Niagara Falls?

    While on average a flight from Phoenix Sky Harbor Intl Airport to Niagara Falls is generally $1,723, our data shows the cheapest flight currently is $126. When looking at the most popular route, (Phoenix Sky Harbor Intl - Toronto Pearson Intl), you can expect to pay $244 for that flight.

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

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

  • How can I find direct flights from Sky Harbor Intl to Niagara Falls?

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

  • Can I find deals for business class flights from Sky Harbor Intl to Niagara Falls?

    Yes. Cheapflights offers flight deals from Sky Harbor Intl 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 Phoenix Sky Harbor Intl Airport to Niagara Falls?

    Currently, January is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Niagara Falls (average of $243). Flying from Phoenix Sky Harbor Intl Airport 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.

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Alternative routes for Sky Harbor Intl to Niagara Falls

See prices for flight routes from nearby airports that may be better suited for you.
Sky Harbor Intl to Pearson Intl flights
Sky Harbor Intl to Hamilton flights
Sky Harbor Intl to Pierre Elliott Trudeau Intl flights
Sky Harbor Intl to Toronto Island flights
Sky Harbor Intl to Ottawa flights

Top 7 airlines flying from Sky Harbor Intl to Niagara Falls

Discover the top 7 airlines that operate flights from Sky Harbor Intl 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 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$130Average$366FlexibilityNo cancel feeOn-time67%
Porter AirlinesCheapest$153Average$313FlexibilityNo cancel feeOn-time52%
DeltaCheapest$156Average$386FlexibilityNo cancel feeOn-timeN/A
Air TransatCheapest$169Average$351FlexibilityNo cancel feeOn-time50%
United AirlinesCheapest$170Average$366FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$274Average$509FlexibilityNo cancel feeOn-time71%
WestJetCheapest$275Average$659FlexibilityNo cancel feeOn-time60%

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