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Niagara Falls

$136+ Cheap flights from Sky Harbor Intl (PHX) 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 3/10. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — YYZ
Feb 24 — Mar 31
Tue 2/24
Tue 3/3
1 adult, Economy
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Cheapflights Tip: The best prices from Phoenix Sky Harbor Intl to Niagara Falls are usually found in February or April, booked 88 days in advance, depart on a Thursday or Friday and return on a Wednesday

Cheap 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 January 25, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/23. 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 3/232:28 pm
PHX
-
YYZ
1 stop13h 15m
Multiple Airlines
Wed 4/810:00 am
YYZ
-
PHX
2 stops24h 35m
Multiple Airlines
Deal found 1/23$246
This Kiwi.com deal was found by Cheapflights users on 1/23. 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 2/22:34 pm
PHX
-
YYZ
1 stop13h 46m
Multiple Airlines
Fri 2/277:55 pm
YYZ
-
PHX
1 stop20h 00m
Multiple Airlines
Deal found 1/23$254
This Kiwi.com deal was found by Cheapflights users on 1/23. 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 3/238:27 pm
PHX
-
YYZ
1 stop7h 16m
Multiple Airlines
Sat 4/49:35 am
YYZ
-
PHX
1 stop14h 12m
Multiple Airlines
Deal found 1/23$255
This Kiwi.com deal was found by Cheapflights users on 1/24. 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 3/29:39 pm
PHX
-
YYZ
1 stop7h 04m
Multiple Airlines
Fri 3/67:55 pm
YYZ
-
PHX
1 stop26h 23m
Multiple Airlines
Deal found 1/24$260
This Kiwi.com deal was found by Cheapflights users on 1/23. 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 3/126:55 am
PHX
-
YYZ
1 stop10h 00m
Multiple Airlines
Wed 3/189:45 am
YYZ
-
PHX
Nonstop4h 57m
Multiple Airlines
Deal found 1/23$266
This Kiwi.com deal was found by Cheapflights users on 1/23. 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 3/232:28 pm
PHX
-
YYZ
1 stop13h 15m
Multiple Airlines
Tue 4/77:15 am
YYZ
-
PHX
1 stop8h 45m
Multiple Airlines
Deal found 1/23$267
This Kiwi.com deal was found by Cheapflights users on 1/23. 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 3/232:28 pm
PHX
-
YYZ
1 stop13h 15m
Multiple Airlines
Sun 4/59:45 am
YYZ
-
PHX
Nonstop5h 02m
Multiple Airlines
Deal found 1/23$274
This Kiwi.com deal was found by Cheapflights users on 1/23. 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 3/910:32 am
PHX
-
YYZ
1 stop30h 23m
Multiple Airlines
Mon 3/161:30 pm
YYZ
-
PHX
1 stop11h 19m
Multiple Airlines
Deal found 1/23$275
This Kiwi.com deal was found by Cheapflights users on 1/23. 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 4/181:00 pm
PHX
-
YYZ
2 stops14h 13m
Multiple Airlines
Mon 4/209:45 am
YYZ
-
PHX
Nonstop5h 02m
Multiple Airlines
Deal found 1/23$279

Find 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 January 25, 2026.

Round-trip from

$246
(Kiwi.com)

One-way from

$136
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$312
From Phoenix Sky Harbor Intl to Niagara Falls
Search Deals
One-way flight from Phoenix Sky Harbor Intl to Niagara Falls
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($48 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
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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 January 25, 2026.
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

Wed 3/11

8:00 am-7:36 pm

1 stop8h 36m

Toronto Pearson Intl

Sun 3/15

9:40 am-7:25 pm

2 stops12h 45m

$309

PhoenixToronto

PHX - YYZ

PHXYYZ

Phoenix Sky Harbor Intl

Thu 2/26

6:57 pm-7:00 am

1 stop10h 03m

Toronto Pearson Intl

Wed 3/4

9:45 am-12:42 pm

Nonstop4h 57m

$329

PhoenixToronto

PHX - YYZ

PHXYYZ

Phoenix Sky Harbor Intl

Thu 4/16

1:05 pm-5:58 am

2 stops13h 53m

Toronto Pearson Intl

Mon 4/20

1:30 pm-9:49 pm

1 stop11h 19m

$331

PhoenixToronto

PHX - YYZ

PHXYYZ

Phoenix Sky Harbor Intl

Wed 2/4

9:40 pm-1:40 pm

1 stop14h 00m

Toronto Pearson Intl

Sun 2/8

7:55 pm-8:20 am

1 stop14h 25m

$333

PhoenixToronto

PHX - YYZ

PHXYYZ

Phoenix Sky Harbor Intl

Thu 4/16

8:00 am-7:36 pm

1 stop8h 36m

Toronto Pearson Intl

Sat 5/2

12:00 pm-9:17 pm

2 stops12h 17m

$338

PhoenixToronto

PHX - YYZ

PHXYYZ

Phoenix Sky Harbor Intl

Thu 3/12

10:15 am-12:26 am

2 stops11h 11m

Toronto Pearson Intl

Mon 3/16

1:30 pm-9:49 pm

1 stop11h 19m

$338

PhoenixToronto

PHX - YYZ

PHXYYZ

Phoenix Sky Harbor Intl

Fri 3/6

7:35 pm-6:13 am

1 stop8h 38m

Toronto Pearson Intl

Mon 3/9

1:30 pm-9:49 pm

1 stop11h 19m

$340

PhoenixToronto

PHX - YYZ

PHXYYZ

Phoenix Sky Harbor Intl

Tue 4/21

7:38 pm-7:00 am

1 stop8h 22m

Toronto Pearson Intl

Wed 4/22

10:45 am-6:45 pm

1 stop11h 00m

$343

PhoenixToronto

PHX - YYZ

PHXYYZ

Phoenix Sky Harbor Intl

Sat 3/7

2:05 pm-6:10 am

1 stop14h 05m

Toronto Pearson Intl

Sun 3/15

9:40 am-7:25 pm

2 stops12h 45m

$344

PhoenixToronto

PHX - YYZ

PHXYYZ

Phoenix Sky Harbor Intl

Thu 4/16

8:00 am-7:36 pm

1 stop8h 36m

Toronto Pearson Intl

Sat 5/2

9:30 am-11:04 am

Nonstop4h 34m

$359

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/23

Showing 1-10 of 20 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 January 23, 2026.

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, March is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Niagara Falls (average of $120). Flying from Phoenix Sky Harbor Intl Airport to Niagara Falls in November is currently the most expensive (average of $175). 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 January 25, 2026.

One of the essential ways to save on airfare from Phoenix Sky Harbor Intl Airport to Niagara Falls is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the afternoon could potentially save you up to 61% on airfare.

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 January 25, 2026.

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

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 January 25, 2026.
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
7.9
Good
412 reviews

Overall

7.9

Crew

8.6

Entertainment

6.9

Boarding

8.2

Food

7.5

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
Porter Airlines
7.9
Good
412 reviews
Porter Airlines
7.9
Good
412 reviews

Overall

7.9

Crew

8.6

Entertainment

6.9

Boarding

8.2

Food

7.5

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
Delta
7.9
Good
8,111 reviews
Porter Airlines
7.9
Good
412 reviews

Overall

7.9

Crew

8.6

Entertainment

6.9

Boarding

8.2

Food

7.5

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
United Airlines
7.4
Good
9,198 reviews
Porter Airlines
7.9
Good
412 reviews

Overall

7.9

Crew

8.6

Entertainment

6.9

Boarding

8.2

Food

7.5

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
American Airlines
7.2
Good
11,197 reviews
Porter Airlines
7.9
Good
412 reviews

Overall

7.9

Crew

8.6

Entertainment

6.9

Boarding

8.2

Food

7.5

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
Air Canada
7.1
Good
10,655 reviews
Porter Airlines
7.9
Good
412 reviews

Overall

7.9

Crew

8.6

Entertainment

6.9

Boarding

8.2

Food

7.5

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out

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.

  • How long is the flight from Phoenix Sky Harbor Intl Airport to Niagara Falls?

    There are many flights that can get you from Phoenix Sky Harbor Intl Airport to Niagara Falls in 8h 36m. Fly via WestJet to get the fastest option. The distance from Phoenix Sky Harbor Intl Airport to Niagara Falls is about 1871 mi.

  • What are the cheapest airlines to fly from Phoenix Sky Harbor Intl Airport to Niagara Falls one-way?

    $81 is the cheapest one-way deal found within the past few days, from WestJet. You may also be able to find cheap deals on Air Canada and United Airlines, with prices starting from $98 and $98, respectively.

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

    Consider Lufthansa (100%), Air Canada (87%) or Air Canada Rouge (75%) 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 $1,197, our data shows the cheapest flight currently is $132. When looking at the most popular route, (Phoenix Sky Harbor Intl - Toronto Pearson Intl), you can expect to pay $254 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, March is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Niagara Falls (average of $120). Flying from Phoenix Sky Harbor Intl Airport to Niagara Falls in November is currently the most expensive (average of $175). 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 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 Pierre Elliott Trudeau Intl flights
Sky Harbor Intl to Toronto Island flights
Sky Harbor Intl to Hamilton 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 January 25, 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$128Average$349FlexibilityNo cancel feeOn-time67%
Porter AirlinesCheapest$146Average$314FlexibilityNo cancel feeOn-time52%
WestJetCheapest$155Average$297FlexibilityNo cancel feeOn-time60%
United AirlinesCheapest$156Average$366FlexibilityNo cancel feeOn-time69%
DeltaCheapest$156Average$332FlexibilityNo cancel feeOn-timeN/A
Air TransatCheapest$162Average$357FlexibilityNo cancel feeOn-time50%
American AirlinesCheapest$296Average$489FlexibilityNo cancel feeOn-time71%

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