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Cheap flights from Buffalo to Phoenix Sky Harbor Intl Airport from C$ 133

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 25/4. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — PHX
12 Apr — 19 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Buffalo to Sky Harbor Intl

Enter your travel dates to find the best prices.

Cheapest flights from Buffalo to Sky Harbor Intl
Explore the most affordable flight options available from Buffalo to Sky Harbor Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 March 2026.

Sun 3/512:32 p.m.
BUF
-
PHX
1 stop11h 52m
Frontier
Thu 7/510:30 p.m.
PHX
-
BUF
1 stop10h 43m
Frontier
Deal found 9/3C$ 347
Tue 28/44:59 p.m.
BUF
-
PHX
1 stop8h 45m
Delta
Fri 8/511:46 p.m.
PHX
-
BUF
1 stop8h 37m
Delta
Deal found 8/3C$ 350
Tue 5/54:59 p.m.
BUF
-
PHX
1 stop8h 45m
Delta
Tue 12/53:36 p.m.
PHX
-
BUF
1 stop5h 23m
Delta
Deal found 9/3C$ 352
Fri 17/412:08 p.m.
BUF
-
PHX
2 stops32h 39m
Frontier
Sat 25/412:38 p.m.
PHX
-
BUF
1 stop19h 31m
Frontier
Deal found 10/3C$ 354
Fri 10/45:20 p.m.
BUF
-
PHX
1 stop9h 30m
Southwest
Fri 17/48:10 p.m.
PHX
-
BUF
2 stops8h 55m
Southwest
Deal found 9/3C$ 356
Sat 11/48:00 a.m.
BUF
-
PHX
2 stops8h 05m
Southwest
Sat 18/45:30 a.m.
PHX
-
BUF
2 stops9h 30m
Southwest
Deal found 8/3C$ 363
Thu 9/44:00 p.m.
BUF
-
PHX
1 stop10h 50m
Southwest
Mon 13/48:10 p.m.
PHX
-
BUF
2 stops8h 40m
Southwest
Deal found 9/3C$ 365
Tue 5/51:08 p.m.
BUF
-
PHX
2 stops25h 38m
Frontier
Thu 7/510:30 p.m.
PHX
-
BUF
1 stop10h 43m
Frontier
Deal found 9/3C$ 374
Tue 28/44:59 p.m.
BUF
-
PHX
1 stop8h 45m
Delta
Mon 4/511:55 p.m.
PHX
-
BUF
1 stop8h 06m
Delta
Deal found 10/3C$ 377
Sat 2/512:50 p.m.
BUF
-
PHX
1 stop7h 43m
Delta
Wed 13/53:36 p.m.
PHX
-
BUF
1 stop5h 23m
Delta
Deal found 9/3C$ 378
Thu 7/56:15 a.m.
BUF
-
PHX
1 stop8h 57m
Delta
Tue 12/53:36 p.m.
PHX
-
BUF
1 stop5h 23m
Delta
Deal found 9/3C$ 380
Fri 17/412:08 p.m.
BUF
-
PHX
2 stops29h 44m
Frontier
Mon 20/410:29 p.m.
PHX
-
BUF
1 stop11h 13m
Frontier
Deal found 10/3C$ 382

Find flight deals from Buffalo to Sky Harbor Intl

Discover tips and strategies to find the most affordable flight options for your journey from Buffalo (BUF) to Sky Harbor Intl (PHX). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 13 March 2026.

Round-trip from

C$ 347

One-way from

C$ 133

Popular in

November

Cheapest in

May

Average price

C$ 536

Good round-trip deal

C$ 477 or less
Frontier
  • Frontier
  • 3/5-7/5
  • 2 total stops
  • 22h 35m total
  • Buffalo to Phoenix
Search Deals
Southwest
  • Southwest
  • 25/4
  • Nonstop
  • 4h 50m total
  • Buffalo to Phoenix
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (C$ 71 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 14 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals
Price to beat on a round-trip flight from Buffalo to Phoenix Sky Harbor Intl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Buffalo to Sky Harbor Intl 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 629,999 searches. Data last updated 13 March 2026.
Use the filters below to find and compare flights from Buffalo to Phoenix Sky Harbor Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BuffaloPhoenix

BUF - PHX

BUFPHX

Buffalo

Wed 6/5

12:09 p.m.-5:40 p.m.

1 stop8h 31m

Phoenix Sky Harbor Intl

Fri 8/5

11:46 p.m.-11:23 a.m.

1 stop8h 37m

C$ 352

BuffaloPhoenix

BUF - PHX

BUFPHX

Buffalo

Fri 17/4

4:00 p.m.-8:40 p.m.

1 stop7h 40m

Phoenix Sky Harbor Intl

Sat 25/4

5:30 a.m.-3:30 p.m.

1 stop7h 00m

C$ 377

BuffaloPhoenix

BUF - PHX

BUFPHX

Buffalo

Mon 4/5

12:50 p.m.-5:33 p.m.

1 stop7h 43m

Phoenix Sky Harbor Intl

Thu 7/5

10:55 p.m.-8:20 a.m.

1 stop6h 25m

C$ 377

BuffaloPhoenix

BUF - PHX

BUFPHX

Buffalo

Fri 15/5

4:55 p.m.-10:36 p.m.

1 stop8h 41m

Phoenix Sky Harbor Intl

Tue 19/5

3:36 p.m.-11:59 p.m.

1 stop5h 23m

C$ 380

BuffaloPhoenix

BUF - PHX

BUFPHX

Buffalo

Thu 16/4

4:00 p.m.-11:50 p.m.

1 stop10h 50m

Phoenix Sky Harbor Intl

Sun 19/4

6:05 p.m.-7:50 a.m.

1 stop10h 45m

C$ 392

BuffaloPhoenix

BUF - PHX

BUFPHX

Buffalo

Mon 4/5

2:28 p.m.-8:55 p.m.

1 stop9h 27m

Phoenix Sky Harbor Intl

Thu 7/5

10:10 p.m.-9:39 a.m.

1 stop8h 29m

C$ 403

BuffaloPhoenix

BUF - PHX

BUFPHX

Buffalo

Thu 7/5

6:15 a.m.-12:12 p.m.

1 stop8h 57m

Phoenix Sky Harbor Intl

Mon 11/5

11:46 p.m.-11:13 a.m.

1 stop8h 27m

C$ 411
Quickest round-trip

BuffaloPhoenix

BUF - PHX

BUFPHX

Buffalo

Sat 16/5

5:11 p.m.-10:36 p.m.

1 stop8h 25m

Phoenix Sky Harbor Intl

Tue 19/5

3:36 p.m.-11:59 p.m.

1 stop5h 23m

C$ 422

BuffaloPhoenix

BUF - PHX

BUFPHX

Buffalo

Tue 24/3

1:20 p.m.-8:30 p.m.

2 stops10h 10m

Phoenix Sky Harbor Intl

Wed 24/6

9:05 a.m.-10:40 p.m.

2 stops10h 35m

C$ 452

BuffaloPhoenix

BUF - PHX

BUFPHX

Buffalo

Tue 26/5

5:52 p.m.-10:10 p.m.

1 stop7h 18m

Phoenix Sky Harbor Intl

Tue 2/6

6:54 p.m.-9:53 a.m.

2 stops11h 59m

C$ 479

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/3

Showing 1-10 of 22 resultsSorted by cheapest first
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2
3

Best time to book a flight from Buffalo to Sky Harbor Intl

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

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

Use this chart to determine the optimal time to book a round-trip flight from Buffalo to Sky Harbor Intl. Price data was last updated on 6 March 2026.

The best time to book flights from Buffalo to Phoenix Sky Harbor Intl Airport is 20 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 Buffalo to Phoenix Sky Harbor Intl Airport?

Currently, September is the cheapest month in which you can book a flight from Buffalo to Phoenix Sky Harbor Intl Airport (average of C$ 205). Flying from Buffalo to Phoenix Sky Harbor Intl Airport in August is currently the most expensive (average of C$ 351). 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 BUF to PHX?

Find hourly flight availability from Buffalo to Sky Harbor Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 13 March 2026.

One of the essential ways to save on airfare from Buffalo to Phoenix Sky Harbor Intl Airport is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight at noon could potentially save you up to 26% on airfare.

Reviews of airlines servicing Sky Harbor Intl

Get insights into the airlines that provide service to Sky Harbor Intl. 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 Sky Harbor Intl. Reviews last updated 13 March 2026.
Read reviews from past customers who have flown Southwest,American Airlines, andFrontier from Buffalo to Phoenix Sky Harbor Intl Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,318 reviews
Check prices

Boarding

8.1

Overall

8.0

Entertainment

7.5

Crew

8.6

Comfort

8.0

Food

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

KOA - HNL

pretty smooth and fast service ever, that flight is very helpful each and everyone for price and also fright for free..
Southwest
8.0
Very good
4,318 reviews
Southwest
8.0
Very good
4,318 reviews
Check prices

Boarding

8.1

Overall

8.0

Entertainment

7.5

Crew

8.6

Comfort

8.0

Food

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

KOA - HNL

pretty smooth and fast service ever, that flight is very helpful each and everyone for price and also fright for free..
American Airlines
7.1
Good
11,449 reviews
Southwest
8.0
Very good
4,318 reviews
Check prices

Boarding

8.1

Overall

8.0

Entertainment

7.5

Crew

8.6

Comfort

8.0

Food

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

KOA - HNL

pretty smooth and fast service ever, that flight is very helpful each and everyone for price and also fright for free..
Frontier
5.7
Fair
3,031 reviews
Southwest
8.0
Very good
4,318 reviews
Check prices

Boarding

8.1

Overall

8.0

Entertainment

7.5

Crew

8.6

Comfort

8.0

Food

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

KOA - HNL

pretty smooth and fast service ever, that flight is very helpful each and everyone for price and also fright for free..

Related info for your journey

Find useful and relevant information for your journey from Buffalo to Sky Harbor Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Buffalo to Phoenix Sky Harbor Intl?

    Most people fly from Buffalo (BUF) if they book a flight from Buffalo to Phoenix Sky Harbor Intl. On average, Buffalo has 0 outbound flights to Phoenix Sky Harbor Intl per day from 3 airlines. Buffalo is conveniently located just 13.4 km from Buffalo’s city centre.

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

    Delta and Southwest can get you from Buffalo to Phoenix Sky Harbor Intl Airport in just under 7h 40m. Your travel time can differ by up to 51m. The distance from Buffalo to Phoenix Sky Harbor Intl Airport is about 3067 km. Both multi-stop and direct flights can be found to your destination and back.

  • What are the cheapest airlines flying from Buffalo to Phoenix Sky Harbor Intl Airport round-trip?

    Frontier, at C$ 241, was found to be the cheapest airline from Buffalo to Phoenix Sky Harbor Intl Airport.Alternate airlines to your destination round-trip include American Airlines and Southwest. These flights start at 56% lower than the current average price 3 months from now.

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

    C$ 134 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 Frontier and Southwest, with prices starting from C$ 138 and C$ 168, respectively.

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

    The cheapest flight price from Buffalo to Phoenix Sky Harbor Intl Airport is C$ 402. On average you can expect to pay C$ 599. The most popular route, (Buffalo - Phoenix Sky Harbor Intl), can usually be booked for C$ 307.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Buffalo to Phoenix Sky Harbor Intl Airport (average of C$ 205). Flying from Buffalo to Phoenix Sky Harbor Intl Airport in August is currently the most expensive (average of C$ 351). 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

Travelling to a place near Phoenix Sky Harbor Intl Airport?

Book flights to Phoenix Sky Harbor Intl Airport if you plan to visit one of these locations
Wickenburg
Chandler
Peoria
Goodyear
Litchfield Park
Fountain Hills

Browse thousands of different options on Cheapflights for your next trip

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Top 3 airlines flying from Buffalo to Sky Harbor Intl

Discover the top 3 airlines that operate flights from Buffalo to Sky Harbor Intl. 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 629,999 searches. Data last updated 13 March 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapestC$ 241AverageC$ 413FlexibilityNo cancel feeOn-time62%
Search Frontier flights
American AirlinesCheapestC$ 330AverageC$ 384FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
SouthwestCheapestC$ 335AverageC$ 586FlexibilityNo cancel feeOn-time63%
Search Southwest flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Buffalo to Sky Harbor Intl?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Sky Harbor Intl from Buffalo today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Buffalo to Sky Harbor Intl?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Buffalo to Sky Harbor Intl.

Can Cheapflights find flights from Buffalo to Sky Harbor Intl with no change fees?

Certainly. Search results for flights to Sky Harbor Intl from Buffalo shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Buffalo to Sky Harbor Intl become cheaper?

Of course! You can now track prices for flights from Buffalo to Sky Harbor Intl and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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