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Sky Harbor Intl

$91+ Cheap flights from Buffalo (BUF) to Sky Harbor Intl (PHX)

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 12/15. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — PHX
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheapflights Tip: The best prices from Buffalo to Phoenix Sky Harbor Intl are usually found in July or June, booked 60 days in advance, depart on a Friday or Wednesday and return on a Friday

Cheap 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 September 17, 2025.

Round-trip from

$151
(Priceline)

One-way from

$91
(American Airlines)

Popular in

December

Cheapest in

July

Average price

$406

Good round-trip deal

$399 or less

Good one-way deal

$200 or less
From Buffalo to Phoenix Sky Harbor Intl
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One-way flight from Buffalo to Phoenix Sky Harbor Intl
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Highest demand for flights based on searches. 1% potential increase in price ($6 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Buffalo to Phoenix Sky Harbor Intl.
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Price to beat on a one-way flight from Buffalo to Phoenix Sky Harbor Intl.
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Find flight deals from Buffalo to Sky Harbor Intl

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 September 17, 2025.

This Priceline deal was found by Cheapflights users on 9/15. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/34:57 pmBUF - PHX
1 stop8h 57mFrontier
Mon 10/67:00 amPHX - BUF
1 stop6h 03mFrontier
Deal found 9/15$151
This Priceline deal was found by Cheapflights users on 9/15. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/264:57 pmBUF - PHX
1 stop10h 00mFrontier
Mon 9/297:00 amPHX - BUF
1 stop6h 03mFrontier
Deal found 9/15$173
This United Airlines deal was found by Cheapflights users on 9/15. 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.
Tue 10/217:07 amBUF - PHX
1 stop6h 58mUnited Airlines
Sat 10/2511:42 amPHX - BUF
1 stop8h 04mUnited Airlines
Deal found 9/15$183
This Frontier deal was found by Cheapflights users on 9/15. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/212:17 pmBUF - PHX
2 stops13h 37mFrontier
Mon 10/67:00 amPHX - BUF
1 stop6h 03mFrontier
Deal found 9/15$194
This Priceline deal was found by Cheapflights users on 9/15. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/224:58 pmBUF - PHX
1 stop9h 59mFrontier
Mon 9/297:00 amPHX - BUF
1 stop6h 03mFrontier
Deal found 9/15$215
This United Airlines deal was found by Cheapflights users on 9/15. 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.
Wed 10/225:55 pmBUF - PHX
1 stop7h 05mUnited Airlines
Wed 10/2911:55 amPHX - BUF
1 stop7h 57mUnited Airlines
Deal found 9/15$232
This Frontier deal was found by Cheapflights users on 9/15. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/301:04 pmBUF - PHX
2 stops12h 51mFrontier
Thu 11/68:43 pmPHX - BUF
2 stops15h 04mFrontier
Deal found 9/15$233
This Frontier deal was found by Cheapflights users on 9/16. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/212:17 pmBUF - PHX
2 stops13h 37mFrontier
Sun 10/55:04 pmPHX - BUF
2 stops15h 18mFrontier
Deal found 9/16$234
This Frontier deal was found by Cheapflights users on 9/15. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/309:04 pmBUF - PHX
2 stops20h 59mFrontier
Sun 11/28:10 pmPHX - BUF
2 stops15h 27mFrontier
Deal found 9/15$247

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 2,558,603 searches. Data last updated September 17, 2025.
Use the filters below to find and compare flights from Buffalo to Phoenix Sky Harbor Intl Airport that are best for you.

Fly from

Buffalo

Fly to

Sky Harbor Intl

Route

Depart

Return

Price

BuffaloPhoenix

BUF - PHX

BUFPHX

Buffalo

Mon 9/22

4:58 pm-11:57 pm

1 stop9h 59m

Phoenix Sky Harbor Intl

Mon 9/29

7:00 am-4:03 pm

1 stop6h 03m

$215

BuffaloPhoenix

BUF - PHX

BUFPHX

Buffalo

Sat 11/1

5:14 pm-11:00 pm

1 stop8h 46m

Phoenix Sky Harbor Intl

Sun 11/9

11:55 pm-8:34 am

1 stop6h 39m

$257

BuffaloPhoenix

BUF - PHX

BUFPHX

Buffalo

Thu 10/30

12:49 pm-5:48 pm

1 stop7h 59m

Phoenix Sky Harbor Intl

Thu 11/6

11:59 pm-11:01 am

1 stop9h 02m

$257

BuffaloPhoenix

BUF - PHX

BUFPHX

Buffalo

Sat 10/25

9:45 pm-1:17 pm

1 stop18h 32m

Phoenix Sky Harbor Intl

Wed 10/29

6:11 pm-8:09 pm

2 stops22h 58m

$273

BuffaloPhoenix

BUF - PHX

BUFPHX

Buffalo

Thu 10/30

12:14 pm-8:57 pm

1 stop11h 43m

Phoenix Sky Harbor Intl

Thu 11/20

11:25 pm-12:12 pm

1 stop10h 47m

$295

BuffaloPhoenix

BUF - PHX

BUFPHX

Buffalo

Fri 12/5

5:06 pm-10:54 pm

1 stop31h 48m

Phoenix Sky Harbor Intl

Sun 12/7

11:59 pm-4:11 pm

1 stop14h 12m

$329

BuffaloPhoenix

BUF - PHX

BUFPHX

Buffalo

Fri 12/5

11:48 am-9:01 pm

1 stop11h 13m

Phoenix Sky Harbor Intl

Sun 12/7

10:20 pm-10:55 am

1 stop10h 35m

$331

BuffaloPhoenix

BUF - PHX

BUFPHX

Buffalo

Sat 11/1

10:05 am-2:56 pm

1 stop7h 51m

Phoenix Sky Harbor Intl

Sun 11/9

10:20 pm-11:35 am

1 stop11h 15m

$341

BuffaloPhoenix

BUF - PHX

BUFPHX

Buffalo

Sat 10/25

10:00 am-9:59 pm

1 stop14h 59m

Phoenix Sky Harbor Intl

Wed 10/29

11:07 pm-11:19 am

1 stop9h 12m

$344

BuffaloPhoenix

BUF - PHX

BUFPHX

Buffalo

Sat 10/25

3:59 pm-9:04 pm

1 stop8h 05m

Phoenix Sky Harbor Intl

Thu 10/30

11:07 pm-9:20 am

1 stop7h 13m

$346

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 23 results
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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 September 12, 2025.

Booking 49 days in advance of your planned departure date is, on average, the best time to get cheap flights from Buffalo to Phoenix Sky Harbor Intl Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, January is the cheapest month in which you can book a flight from Buffalo to Phoenix Sky Harbor Intl Airport (average of $258). Flying from Buffalo to Phoenix Sky Harbor Intl Airport in March is currently the most expensive (average of $337). 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 September 17, 2025.

A simple way to save on the total cost of your ticket is to fly from Buffalo to Phoenix Sky Harbor Intl Airport in the evening. If you’re flexible enough to do this you can expect to save up to 26% on your trip compared to booking a flight at noon.

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

Use this chart to determine the cheapest time to fly round-trip from Buffalo to Sky Harbor Intl. Price data was last updated on September 14, 2025.

Travelers seeking maximum savings on their Buffalo to Phoenix Sky Harbor Intl Airport flight should consider departing on Thursday evenings when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

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 September 17, 2025.
See what other customers who have flown with Southwest, Delta, and United Airlines from Buffalo to Phoenix Sky Harbor Intl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,242 reviews

Boarding

8.1

Comfort

8.0

Crew

8.6

Entertainment

7.5

Food

7.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,242 reviews
Southwest
8.0
Very good
4,242 reviews

Boarding

8.1

Comfort

8.0

Crew

8.6

Entertainment

7.5

Food

7.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
8.0
Very good
7,961 reviews
Southwest
8.0
Very good
4,242 reviews

Boarding

8.1

Comfort

8.0

Crew

8.6

Entertainment

7.5

Food

7.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
8,926 reviews
Southwest
8.0
Very good
4,242 reviews

Boarding

8.1

Comfort

8.0

Crew

8.6

Entertainment

7.5

Food

7.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,242 reviews

Boarding

8.1

Comfort

8.0

Crew

8.6

Entertainment

7.5

Food

7.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Frontier
5.8
Fair
3,173 reviews
Southwest
8.0
Very good
4,242 reviews

Boarding

8.1

Comfort

8.0

Crew

8.6

Entertainment

7.5

Food

7.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

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?

    Buffalo (BUF) is the airport you will fly out of if you book a flight from Buffalo to Phoenix Sky Harbor Intl. You should not have trouble finding flights to Phoenix Sky Harbor Intl from Buffalo; the airport handles an average of 0 outbound flights to Phoenix Sky Harbor Intl per day. You should also have plenty of airline options to choose from since 6 airlines have flights from the Buffalo airport to Phoenix Sky Harbor Intl. It is only a 8.3 mi journey to Buffalo (BUF) from Buffalo’s city center.

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

    Airlines like Frontier, Delta, and JetBlue fly from Buffalo to Phoenix Sky Harbor Intl Airport in about 8h 46m. The time it takes to get you to your destination can typically vary by up to 2h 57m. There are 1906 mi between Buffalo and Phoenix Sky Harbor Intl Airport. This flight may include one or multiple stops.

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

    Our cheapest airline available from Buffalo to Phoenix Sky Harbor Intl Airport is JetBlue. Our recent data shows that you can find tickets from as low as $144 on this airline. Additional options worth looking into are Frontier and American Airlines, starting at $148 and $248 round-trip. JetBlue is currently priced 65% below the average price you’ll pay for this route.

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

    Looking at all options, your cheapest flight can be booked for $119. While the most popular route (Buffalo - Phoenix Sky Harbor Intl) can be booked for $183 on average, our data indicates $393 when flying from Buffalo to Phoenix Sky Harbor Intl Airport.

  • 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, January is the cheapest month in which you can book a flight from Buffalo to Phoenix Sky Harbor Intl Airport (average of $258). Flying from Buffalo to Phoenix Sky Harbor Intl Airport in March is currently the most expensive (average of $337). 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

Traveling 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
Payson
Chandler
Globe
Goodyear
Glendale
Casa Grande
Buckeye
Camp Verde
Peoria
Surprise
Paradise Valley
Avondale
Guadalupe

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Top 6 airlines flying from Buffalo to Sky Harbor Intl

Discover the top 6 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 2,558,603 searches. Data last updated September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$144Average$332FlexibilityNo cancel feeOn-time62%
FrontierCheapest$148Average$230FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$248Average$385FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$248Average$403FlexibilityNo cancel feeOn-time69%
DeltaCheapest$256Average$353FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$334Average$500FlexibilityNo cancel feeOn-time63%

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