$86 Cheap Flights from Buffalo (BUF) to Phoenix (PHX)

View $86 flight on Sat, May 23, 2026Opens in a new window

Popular airlines from Buffalo Niagara Intl. Airport (BUF) to Phoenix Sky Harbor Intl. Airport (PHX)

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Cheap Flights from Buffalo to Phoenix (BUF-PHX)

Prices were available within the past 7 days and start at $86 for one-way flights and $200 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Sat, May 16 - Tue, May 19
BUF
Buffalo
PHX
Phoenix
$200 Roundtrip, found 1 day ago
$200
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Sat, May 16 from Buffalo to Phoenix, returning Tue, May 19, priced at $200 found 1 day ago
Frontier Airlines
Sat, May 23 - Tue, May 26
BUF
Buffalo
PHX
Phoenix
$215 Roundtrip, found 7 hours ago
$215
Roundtrip
found 7 hours ago
Select Frontier Airlines flight, departing Sat, May 23 from Buffalo to Phoenix, returning Tue, May 26, priced at $215 found 7 hours ago
Frontier Airlines
Fri, May 29 - Tue, Jun 2
BUF
Buffalo
PHX
Phoenix
$220 Roundtrip, found 4 days ago
$220
Roundtrip
found 4 days ago
Select Frontier Airlines flight, departing Fri, May 29 from Buffalo to Phoenix, returning Tue, Jun 2, priced at $220 found 4 days ago
Frontier Airlines
Wed, Jul 15 - Mon, Jul 20
BUF
Buffalo
PHX
Phoenix
$230 Roundtrip, found 4 hours ago
$230
Roundtrip
found 4 hours ago
Select Frontier Airlines flight, departing Wed, Jul 15 from Buffalo to Phoenix, returning Mon, Jul 20, priced at $230 found 4 hours ago
Frontier Airlines
Sat, May 23 - Wed, May 27
BUF
Buffalo
PHX
Phoenix
$234 Roundtrip, found 11 hours ago
$234
Roundtrip
found 11 hours ago
Select Frontier Airlines flight, departing Sat, May 23 from Buffalo to Phoenix, returning Wed, May 27, priced at $234 found 11 hours ago
Frontier Airlines
Wed, May 27 - Tue, Jun 2
BUF
Buffalo
PHX
Phoenix
$240 Roundtrip, found 14 hours ago
$240
Roundtrip
found 14 hours ago
Select Frontier Airlines flight, departing Wed, May 27 from Buffalo to Phoenix, returning Tue, Jun 2, priced at $240 found 14 hours ago
Southwest Airlines
Thu, Aug 13 - Mon, Aug 17
BUF
Buffalo
PHX
Phoenix
$268 Roundtrip, found 3 hours ago
$268
Roundtrip
found 3 hours ago
Select Southwest Airlines flight, departing Thu, Aug 13 from Buffalo to Phoenix, returning Mon, Aug 17, priced at $268 found 3 hours ago
American Airlines
Wed, Oct 14 - Wed, Oct 28
BUF
Buffalo
PHX
Phoenix
$297 Roundtrip, found 1 hour ago
$297
Roundtrip
found 1 hour ago
Select American Airlines flight, departing Wed, Oct 14 from Buffalo to Phoenix, returning Wed, Oct 28, priced at $297 found 1 hour ago
Delta
Sat, Oct 17 - Sat, Nov 14
BUF
Buffalo
PHX
Phoenix
$297 Roundtrip, found 1 hour ago
$297
Roundtrip
found 1 hour ago
Select Delta flight, departing Sat, Oct 17 from Buffalo to Phoenix, returning Sat, Nov 14, priced at $297 found 1 hour ago
United
Wed, Oct 14 - Wed, Oct 28
BUF
Buffalo
PHX
Phoenix
$297 Roundtrip, found 1 hour ago
$297
Roundtrip
found 1 hour ago
Select United flight, departing Wed, Oct 14 from Buffalo to Phoenix, returning Wed, Oct 28, priced at $297 found 1 hour ago

Alternative airports near Phoenix

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Sky Harbor Intl. PHX. Cheapest and Closest option available. Average driving time to city center is 10 minutes. Flights from $325
PHX
Sky Harbor Intl.
CheapestClosest
Average driving time to city center10 min
Flights from $325

Frequently asked questions

How much does a flight from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.) cost?
You can find cheap one-way flights and cheap return flights from $200 Buffalo, NY (BUF-Buffalo Niagara Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.) with Expedia. One-way flights typically cost between $125 and $1351, and return flights often range between $360 and $1384. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Buffalo, NY (BUF-Buffalo Niagara Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
January is the cheapest month to fly from Buffalo (BUF) to Phoenix (PHX), with average round-trip fares around $350. This price is about 15% lower than the average throughout the year, as January is a quieter travel month following the holiday season. Other budget-friendly months to consider are February and May.*Averages based on flights available on Expedia in the last year.
Which airlines fly direct from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
Enter BUF to PHX and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
Sun Country Airlines is one of the cheapest airlines offering connecting flights from Buffalo Niagara Intl. (BUF) to Sky Harbor Intl. (PHX), with round-trip tickets starting from around $490. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
To find a cheap flight from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
The best airline to fly with from Buffalo, NY (BUF) to Phoenix, AZ (PHX) will differ from traveler to traveler. If you like to fly early, WN offers early morning flights. If price is the most important factor, WN typically offers the lowest fares. WN offers the most daily flights from Buffalo to Phoenix, which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
The best time to fly from Buffalo to Phoenix is typically in January or February, with average return flight prices around $350. These months are ideal because they fall after the holiday rush, leading to lower fares and less crowded flights, making your travel experience more enjoyable.*Prices based on flights available on Expedia in the last year.
How many flights per day from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
There are approximately 1 nonstop flights per day from Buffalo Niagara Intl. (BUF) to Sky Harbor Intl. (PHX). For more options, look at flights that include layovers.
What is the earliest flight from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
The earliest flight from Buffalo, NY (BUF) to Phoenix, AZ (PHX) usually leaves at around 5:00 AM, operated by American Airlines. This seasonal service is available in February, allowing you to enjoy a full day in the warm weather of Phoenix. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
The most popular departure times for flights from Buffalo (BUF) to Phoenix (PHX) are from 6am to 9am. About 34% of passengers choose this time window. Major airlines like American Airlines, Southwest Airlines, and United Airlines operate flights during this period. This timing is favored because it allows for an early departure and a full day in Phoenix.
How long does it take to fly from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
Flying nonstop from BUF to PHX takes around 5 hours, with the route covering approximately 1,908 miles. Flights with a layover typically take 2 hours 30 minutes longer than direct options. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
First class seats are offered on the BUF to PHX route. First class cabins are available on:

  • American Airlines
  • Delta Air Lines
  • United Airlines

How do I earn miles on a Buffalo, NY (BUF-Buffalo Niagara Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.) flight with Expedia?
It's easy to earn miles on a Buffalo, NY (BUF-Buffalo Niagara Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Phoenix from Buffalo Niagara Intl. (BUF)?
If you're planning to travel to Phoenix from Buffalo Niagara Intl. (BUF), you can fly into Sky Harbor Intl. (PHX) Some flights may connect through major hubs like O'Hare Intl. (ORD), Washington Dulles Intl. (IAD), Midway Intl. (MDW) before reaching Phoenix. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.) at the last minute?
Typically, booking a last minute flight from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Buffalo, NY (BUF-Buffalo Niagara Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.) flight and hotel package?
Securing a Buffalo, NY (BUF-Buffalo Niagara Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.) Phoenix Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
If you booked your Buffalo, NY (BUF-Buffalo Niagara Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Buffalo Niagara Intl.
Destination airport
Sky Harbor Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, JetBlue Airways, Southwest Airlines, Sun Country Airlines, United
Roundtrip price
$200
Distance
1907 mi
Average flight time
1 hour 47 mins

Book with confidence

Buffalo to Phoenix Flights

The cheapest times to fly from Buffalo to Phoenix

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Buffalo to Phoenix are during the month of May. You can find some of the cheapest flights from Buffalo to Phoenix with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Buffalo to Phoenix

Sunday is one of the best days to book for cheap flights from Buffalo to Phoenix: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Buffalo to Phoenix

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Buffalo to Phoenix in 2026. You can also book with separate airlines for your outbound and return journeys, from $86 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Buffalo to Phoenix flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Buffalo to Phoenix airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Buffalo to Phoenix Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

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