The cheapest times to fly from BUF to PHX are

  • January 1st to March 4th (except the week of February 12th)
  • April 23rd to May 6th
  • August 6th to November 18th (except the weeks of October 8th and October 15th)
  • December 3rd to December 16th

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from BUF to PHX is early September. Prices can be as high as $852 for Sunday flights during late December, or as low as $272 for Tuesday flights around early September.


When to Fly to Phoenix

Flying from Buffalo, NY (BUF) to Phoenix, AZ (PHX) will usually cost between $272 to $550 per person if booking more than four weeks in advance. On average the very cheapest time to fly is early September with an average ticket price of $272. Due to high demand the most expensive time to fly is late December, with an average price of $505. Planning your trip to low-cost times can easily save you $233 on economy flights and even more on first-class flights. Generally, any price below $329 can be considered a good price for a round-trip BUF to PHX flight.

See below for a graph of average weekly prices for the BUF to PHX route. All prices are for round-trip tickets in USD.

BUF to PHX Flight Prices

Compared to other flights, the BUF to PHX flight is much cheaper than the average and costs much less than the average flight leaving from Buffalo. The average price per mile (for a direct flight) is $0.11, which is far below average.


Flight Prices by Day of the Week

Tuesday is usually the cheapest day to depart and return on this flight. Sundays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $123 (29%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $297. Return trip prices are from the PHX to BUF flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from BUF to PHX can generally find a 0-layover flight. Because there is a direct flight option the real-world direct flight time of 4 hour 25 minutes may be realistic.


Flight Questions Answered

Still have questions about flying from BUF to PHX? We’ve got answers.

Which airlines fly this route?

You can find 9 major airlines flying this route most often: Alaska, American, Delta, Emirates, Frontier, JetBlue, Qatar Airways, Southwest, United, and potentially more during busy seasons.

How far away is it from Phoenix Sky Harbor International Airport to Buffalo Niagara International Airport?

The distance between the two airports is roughly 1908 miles or 3071 kilometers.

How long does it take to fly from BUF to PHX?

The real-world flight time for a nonstop BUF to PHX flight is about 4 hour 25 minutes.

How many flights go between Buffalo, NY and Phoenix, AZ?

It depends on the day of the week and the date, but a typical day might have around 72 available flights from BUF to PHX.


Airport Location Info


Departing Airport

Origination codeBUF
Origination airport nameBuffalo Niagara International Airport
CityBuffalo, NY
Countrythe United States

Return Airport

Destination codePHX
Destination airport namePhoenix Sky Harbor International Airport
CityPhoenix, AZ
Countrythe United States


Late and Early Flight Data

Flights from BUF to PHX tend to depart much later than the average flight. According to our recently updated data, 61% of flights departed 5 or more minutes late, and 3% of flights left 5 or more minutes early. On average you can expect to leave PHX heading for BUF about 16 minutes late. This does significantly impact arrival time, as the average landing time in Phoenix, AZ is about 2 minutes late. The numbers below show a recent average of take-off times versus the scheduled departure flight:

  • Southwest: 16 minutes late
  • Some airlines not reporting


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.