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Cheap flights from Buffalo to Phoenix Sky Harbor Intl Airport from C$ 170

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 12/5. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — PHX
11 Jan — 18 Jan1
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 12 December 2025.

Tue 30/1211:04 a.m.BUF - PHX
1 stop12h 09mJetBlue
Sun 4/111:59 p.m.PHX - BUF
1 stop8h 36mJetBlue
Deal found 11/12C$ 434
Wed 31/126:25 p.m.BUF - PHX
1 stop6h 45mSouthwest
Tue 6/18:50 a.m.PHX - BUF
1 stop5h 30mSouthwest
Deal found 11/12C$ 514
Wed 24/1211:08 a.m.BUF - PHX
1 stop14h 41mFrontier
Fri 2/16:00 a.m.PHX - BUF
1 stop8h 45mFrontier
Deal found 10/12C$ 542
Wed 31/1211:08 a.m.BUF - PHX
1 stop14h 41mFrontier
Tue 6/17:39 p.m.PHX - BUF
2 stops34h 34mFrontier
Deal found 10/12C$ 548
Wed 31/126:25 p.m.BUF - PHX
1 stop6h 45mSouthwest
Wed 7/19:55 a.m.PHX - BUF
2 stops10h 00mSouthwest
Deal found 10/12C$ 571
Tue 23/126:10 a.m.BUF - PHX
1 stop7h 11mDelta
Fri 26/124:02 p.m.PHX - BUF
1 stop5h 26mDelta
Deal found 11/12C$ 596
Wed 24/126:25 p.m.BUF - PHX
1 stop6h 45mSouthwest
Tue 30/1211:55 p.m.PHX - BUF
2 stops12h 25mSouthwest
Deal found 11/12C$ 611
Sat 13/127:00 a.m.BUF - PHX
2 stops10h 48mUnited Airlines
Tue 16/1212:24 p.m.PHX - BUF
1 stop6h 51mUnited Airlines
Deal found 11/12C$ 629
Thu 25/126:24 a.m.BUF - PHX
1 stop7h 55mAmerican Airlines
Wed 31/1212:39 a.m.PHX - BUF
1 stop8h 28mAmerican Airlines
Deal found 11/12C$ 633
Tue 23/126:10 a.m.BUF - PHX
1 stop7h 11mDelta
Tue 30/124:02 p.m.PHX - BUF
1 stop5h 26mDelta
Deal found 11/12C$ 634
Thu 25/126:15 a.m.BUF - PHX
2 stops10h 05mSouthwest
Sun 28/126:25 a.m.PHX - BUF
1 stop5h 40mSouthwest
Deal found 11/12C$ 637

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 12 December 2025.

Round-trip from

C$ 339

One-way from

C$ 170

Popular in

November

Cheapest in

June

Average price

C$ 655

Good round-trip deal

C$ 638 or less
Delta
  • Delta
  • 18/1-22/1
  • 2 total stops
  • 15h 05m total
  • Buffalo to Phoenix
Search Deals
American Airlines
  • American Airlines
  • 12/5
  • 1 total stop
  • 6h 56m total
  • Buffalo to Phoenix
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (C$ 73 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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 12 December 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

Sun 18/1

6:03 a.m.-11:14 a.m.

1 stop7h 11m

Phoenix Sky Harbor Intl

Thu 22/1

11:59 p.m.-9:53 a.m.

1 stop7h 54m

C$ 339

BuffaloPhoenix

BUF - PHX

BUFPHX

Buffalo

Sat 17/1

5:43 p.m.-10:49 p.m.

1 stop7h 06m

Phoenix Sky Harbor Intl

Sat 24/1

11:59 p.m.-9:53 a.m.

1 stop7h 54m

C$ 341

BuffaloPhoenix

BUF - PHX

BUFPHX

Buffalo

Sat 7/2

2:08 p.m.-9:54 p.m.

1 stop9h 46m

Phoenix Sky Harbor Intl

Tue 17/2

11:50 p.m.-11:18 a.m.

1 stop9h 28m

C$ 341

BuffaloPhoenix

BUF - PHX

BUFPHX

Buffalo

Fri 27/2

5:20 p.m.-12:55 a.m.

1 stop9h 35m

Phoenix Sky Harbor Intl

Wed 4/3

8:30 p.m.-7:50 a.m.

2 stops9h 20m

C$ 348

BuffaloPhoenix

BUF - PHX

BUFPHX

Buffalo

Wed 28/1

10:45 a.m.-3:57 p.m.

1 stop7h 12m

Phoenix Sky Harbor Intl

Sun 1/2

7:00 a.m.-8:29 p.m.

2 stops11h 29m

C$ 348

BuffaloPhoenix

BUF - PHX

BUFPHX

Buffalo

Sat 10/1

11:24 a.m.-7:45 p.m.

2 stops10h 21m

Phoenix Sky Harbor Intl

Sat 24/1

10:00 a.m.-8:29 p.m.

2 stops8h 29m

C$ 354

BuffaloPhoenix

BUF - PHX

BUFPHX

Buffalo

Thu 7/5

4:57 p.m.-11:02 p.m.

1 stop9h 05m

Phoenix Sky Harbor Intl

Mon 11/5

10:55 p.m.-8:23 a.m.

1 stop6h 28m

C$ 389

BuffaloPhoenix

BUF - PHX

BUFPHX

Buffalo

Sun 22/3

4:57 p.m.-10:48 p.m.

1 stop8h 51m

Phoenix Sky Harbor Intl

Wed 25/3

10:35 p.m.-11:01 a.m.

1 stop9h 26m

C$ 390

BuffaloPhoenix

BUF - PHX

BUFPHX

Buffalo

Thu 1/1

6:10 a.m.-11:21 a.m.

1 stop7h 11m

Phoenix Sky Harbor Intl

Tue 6/1

1:55 p.m.-11:56 p.m.

1 stop8h 01m

C$ 390

BuffaloPhoenix

BUF - PHX

BUFPHX

Buffalo

Mon 8/6

7:35 p.m.-10:56 p.m.

1 stop6h 21m

C$ 171

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/12

Showing 1-10 of 19 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 5 December 2025.

The best time to book flights from Buffalo to Phoenix Sky Harbor Intl Airport is 60 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$ 219). Flying from Buffalo to Phoenix Sky Harbor Intl Airport in October is currently the most expensive (average of C$ 353). 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 12 December 2025.

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 morning tend to be the most expensive. A flight in the evening could potentially save you up to 10% on airfare.

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 6 December 2025.

Travelers seeking maximum savings on their Buffalo to Phoenix Sky Harbor Intl Airport flight should consider departing on Tuesday at noon when fares are most often at their lowest. Tuesday mornings 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 12 December 2025.
Read reviews from past customers who have flown Southwest,United Airlines, andAmerican Airlines 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
7.9
Good
4,252 reviews
Check prices

Comfort

8.0

Boarding

8.1

Food

7.0

Crew

8.6

Entertainment

7.5

Overall

7.9

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
7.9
Good
4,252 reviews
Southwest
7.9
Good
4,252 reviews
Check prices

Comfort

8.0

Boarding

8.1

Food

7.0

Crew

8.6

Entertainment

7.5

Overall

7.9

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
United Airlines
7.4
Good
9,095 reviews
Southwest
7.9
Good
4,252 reviews
Check prices

Comfort

8.0

Boarding

8.1

Food

7.0

Crew

8.6

Entertainment

7.5

Overall

7.9

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
American Airlines
7.2
Good
11,048 reviews
Southwest
7.9
Good
4,252 reviews
Check prices

Comfort

8.0

Boarding

8.1

Food

7.0

Crew

8.6

Entertainment

7.5

Overall

7.9

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Frontier
5.8
Fair
3,084 reviews
Southwest
7.9
Good
4,252 reviews
Check prices

Comfort

8.0

Boarding

8.1

Food

7.0

Crew

8.6

Entertainment

7.5

Overall

7.9

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

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 4 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 can get you from Buffalo to Phoenix Sky Harbor Intl Airport in just under 7h 11m. Your travel time can differ by up to . The distance from Buffalo to Phoenix Sky Harbor Intl Airport is about 3067 km.

  • 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 58% 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$ 140 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on American Airlines and Southwest, with prices starting from C$ 200 and C$ 225, 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$ 509. On average you can expect to pay C$ 709. The most popular route, (Buffalo - Phoenix Sky Harbor Intl), can usually be booked for C$ 339.

  • 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$ 219). Flying from Buffalo to Phoenix Sky Harbor Intl Airport in October is currently the most expensive (average of C$ 353). 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
Litchfield Park
Peoria
Goodyear
Fountain Hills

Browse thousands of different options on Cheapflights for your next trip

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Top 4 airlines flying from Buffalo to Sky Harbor Intl

Discover the top 4 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 12 December 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapestC$ 241AverageC$ 416FlexibilityNo cancel feeOn-time62%
Search Frontier flights
American AirlinesCheapestC$ 342AverageC$ 404FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
SouthwestCheapestC$ 453AverageC$ 666FlexibilityNo cancel feeOn-time63%
Search Southwest flights
United AirlinesCheapestC$ 465AverageC$ 556FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

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

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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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