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$120 Cheap Flights from Buffalo (BUF) to Phoenix (PHX)

View $120 flight on Fri, Jul 31, 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 $120 for one-way flights and $240 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Wed, Jul 15 - Mon, Jul 20
BUF
Buffalo
PHX
Phoenix
$240 Roundtrip, found 4 hours ago
$240
Roundtrip
found 4 hours ago
Select Frontier Airlines flight, departing Wed, Jul 15 from Buffalo to Phoenix, returning Mon, Jul 20, priced at $240 found 4 hours ago
Frontier Airlines
Fri, Jul 31 - Mon, Aug 3
BUF
Buffalo
PHX
Phoenix
$250 Roundtrip, found 2 hours ago
$250
Roundtrip
found 2 hours ago
Select Frontier Airlines flight, departing Fri, Jul 31 from Buffalo to Phoenix, returning Mon, Aug 3, priced at $250 found 2 hours ago
Frontier Airlines
Wed, Jul 8 - Sat, Jul 11
BUF
Buffalo
PHX
Phoenix
$251 Roundtrip, found 5 hours ago
$251
Roundtrip
found 5 hours ago
Select Frontier Airlines flight, departing Wed, Jul 8 from Buffalo to Phoenix, returning Sat, Jul 11, priced at $251 found 5 hours ago
Frontier Airlines
Sat, Sep 5 - Fri, Sep 11
BUF
Buffalo
PHX
Phoenix
$260 Roundtrip, found 6 days ago
$260
Roundtrip
found 6 days ago
Select Frontier Airlines flight, departing Sat, Sep 5 from Buffalo to Phoenix, returning Fri, Sep 11, priced at $260 found 6 days ago
Frontier Airlines
Fri, Jul 3 - Mon, Jul 6
BUF
Buffalo
PHX
Phoenix
$262 Roundtrip, found 3 hours ago
$262
Roundtrip
found 3 hours ago
Select Frontier Airlines flight, departing Fri, Jul 3 from Buffalo to Phoenix, returning Mon, Jul 6, priced at $262 found 3 hours ago
JetBlue Airways
Tue, Aug 11 - Sat, Aug 15
BUF
Buffalo
PHX
Phoenix
$266 Roundtrip, found 2 hours ago
$266
Roundtrip
found 2 hours ago
Select JetBlue Airways flight, departing Tue, Aug 11 from Buffalo to Phoenix, returning Sat, Aug 15, priced at $266 found 2 hours ago
Frontier Airlines
Wed, Jul 15 - Tue, Jul 21
BUF
Buffalo
PHX
Phoenix
$269 Roundtrip, found 4 hours ago
$269
Roundtrip
found 4 hours ago
Select Frontier Airlines flight, departing Wed, Jul 15 from Buffalo to Phoenix, returning Tue, Jul 21, priced at $269 found 4 hours ago
American Airlines
Fri, Jul 31 - Mon, Aug 3
BUF
Buffalo
PHX
Phoenix
$274 Roundtrip, found 2 hours ago
$274
Roundtrip
found 2 hours ago
Select American Airlines flight, departing Fri, Jul 31 from Buffalo to Phoenix, returning Mon, Aug 3, priced at $274 found 2 hours ago
Delta
Wed, Jul 29 - Sun, Aug 2
BUF
Buffalo
PHX
Phoenix
$295 Roundtrip, found 9 hours ago
$295
Roundtrip
found 9 hours ago
Select Delta flight, departing Wed, Jul 29 from Buffalo to Phoenix, returning Sun, Aug 2, priced at $295 found 9 hours ago
United
Wed, Aug 26 - Sun, Aug 30
BUF
Buffalo
PHX
Phoenix
$297 Roundtrip, just found
$297
Roundtrip
just found
Select United flight, departing Wed, Aug 26 from Buffalo to Phoenix, returning Sun, Aug 30, priced at $297 just found

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 $240
PHX
Sky Harbor Intl.
CheapestClosest
Average driving time to city center10 min
Flights from $240

What you need to know for your flight from Buffalo Niagara Intl. to Sky Harbor Intl.

Buffalo (BUF) to Phoenix (PHX) at a glance

Discover a range of airlines operating flights from Buffalo Niagara International Airport (BUF) to Sky Harbor International Airport (PHX) on this domestic short-haul route to Phoenix. Compare choices from both full-service and budget carriers to find the best buffalo to phoenix airfare that aligns with your schedule and travel plans. As you prepare to explore the iconic sights and neighborhoods of Phoenix, consider the flight time and other key details to ensure a smooth journey from Buffalo to Phoenix.

  • Fastest flight duration: around 4h 45m non-stop
  • Route distance: roughly 1,900 miles (3,060 km)
  • Flights per week: around 20+ flights with multiple daily departures on average
  • Typical fares (one-way): economy tickets often range from $120–$430, depending on seasonality and how far ahead you book

Flights from Buffalo Niagara International Airport (BUF) to Sky Harbor International Airport (PHX)

Based on recent traveler preferences, here are the top airlines flying from Buffalo to Phoenix, favored for both non-stop and one-stop flights. Many travelers opt for layovers at major hubs like O'Hare International Airport (ORD, approximately 1 hour and 15 minutes), Charlotte-Douglas International Airport (CLT, around 1 hour), and Detroit Metropolitan Wayne County Airport (DTW, about 1 hour and 15 minutes). These choices allow you to balance price, total travel time, and cabin class, helping you find the ideal itinerary for your journey.

  • American Airlines: As a comprehensive airline providing one-stop service, American Airlines typically has one-way fares ranging from $120 to $375. This carrier represents about 38% of departures on this route, with an in-flight duration of 6 hours and a total travel time of approximately 7 hours and 30 minutes, including layover.
  • Southwest Airlines: Known for its budget-friendly options, Southwest Airlines offers non-stop, one-stop, and multi-stop service. One-way fares generally range from $125 to $490, making up around 28% of departures on this route. Expect about 1 hour of in-flight time and a total journey of roughly 7 hours and 30 minutes.
  • United: This full-service airline provides one-stop service with one-way fares usually between $125 and $415. United accounts for approximately 15% of departures on this route, with an in-flight time of 6 hours and a total journey time of about 7 hours and 30 minutes, including a layover.
  • Delta: Delta is another full-service carrier that offers one-stop service, with one-way fares typically from $120 to $480. This airline constitutes around 14% of the departures on this route, featuring 6 hours of in-flight time and a total travel duration of roughly 7 hours and 30 minutes, including layover.
  • Frontier Airlines: A low-cost option, Frontier Airlines provides one-stop service with one-way fares generally ranging from $120 to $230. This airline represents about 2% of departures on this route, with an in-flight time of 6 hours and an overall journey time of approximately 7 hours and 30 minutes, factoring in a layover.

Travelers flying from Buffalo to Phoenix have the option to upgrade their flight. Delta provides first class and premium economy cabins, while United and American Airlines both offer first class service for a more comfortable journey.

Best time to fly from Buffalo (BUF) to Phoenix (PHX)

The most popular months for travelers flying from Buffalo to Phoenix are February, March, and April, when peak temperatures in Phoenix reach up to 74.5°F in April. If you prefer quieter travel, consider August, the least busy and relatively cheaper time to visit with fewer crowds and temperatures around 94.8°F. For better deals, June usually offers the lowest average one-way fare around $201. Flight availability peaks in March, with approximately 28 flights per week, making it easier to find convenient departure times. January has the fewest flights, with approximately 18 flights per week.

  • Cheapest time to fly: June usually offers good deals with average one-way fare around $201, roughly 13% cheaper than the yearly average.
  • More budget-friendly months to fly: May, January, and July typically offer average one-way fares roughly ranging from $207 to $220.
  • Most flight options: March has the highest number of flights from Buffalo to Phoenix, with approximately 28 flights per week, giving you more flexibility in scheduling your trip.
calendar iconMonthtemperature iconTemperaturecrowd level iconDemandflights iconWeekly Flightsprice iconAverage one-way Fare
January55.4°F (13.0°C)Average18$209
February58.6°F (14.8°C)High21$227
March66.0°F (18.9°C)High28$242
April74.5°F (23.6°C)High26$232
May82.0°F (27.8°C)Average27$207
June92.3°F (33.5°C)Average22$201
July95.7°F (35.4°C)Average26$220
August94.8°F (34.9°C)Low21$229
September89.8°F (32.1°C)Average24$237
October77.7°F (25.4°C)Average21$267
November65.5°F (18.6°C)Low19$246
December55.4°F (13.0°C)Low19$281

*Average one-way fare is based on Expedia flight booking data from January 2025 to April 2026 for the specified route and travel class and may change depending on availability, dates, and demand.

Alternative route from Buffalo (BUF) to Phoenix (PHX)

  • Rochester to Phoenix (ROC-PHX): Greater Rochester International Airport (ROC) lies approximately 56 miles from Buffalo Niagara International Airport (BUF). One-way economy tickets on this route generally fall between $110 and $400, influenced by the season and the timing of your booking. Travelers can choose from both one-stop and multi-stop flights, with common layover points at O'Hare International Airport (ORD) and Philadelphia International Airport (PHL). Major airlines servicing this route include American Airlines and United. Additionally, first class is offered on this route.

How to find the best prices for flights from Buffalo (BUF) to Phoenix (PHX)

Getting some of the best deals on flights from Buffalo to Phoenix is all about timing and flexibility. Here are some key tips to help you save:

  1. Best times to book and fly: cheaper fares are usually found when booking 2-8 weeks in advance, which coincides with when most travelers make their reservations. Afternoon departures (12 PM-6 PM) often offer lower prices, while morning flights (5 AM-12 PM) are more popular. Additionally, Thursday flights generally provide cheaper options, although Friday remains the most favored travel day.
  2. Set up price alerts: stay updated on price changes by using Expedia's Price Tracker. Receive alerts when fares drop for your selected route.
  3. Bundle and save: bundle your flight and hotel to save on Expedia, or unlock a hotel deal after booking your flight.*
  4. Compare flight options: use Expedia's search tool to compare airlines, routes, direct vs. non-direct flights, and flight times. You can also sort by price to find the most affordable options.
  5. Stay flexible with dates: being open to different travel days can sometimes help you find better prices on flights and hotels.
  6. Think about luggage: nowadays, it's important to check the airline's baggage policies to find the best value. That may be paying for an additional carry-on bag or booking a ticket with checked luggage included. Either way, double-check your allowance before confirming your booking to avoid excess baggage fees at the airport.

*Members only. Savings vary and are not available on all bundles. Select hotels.

Arriving at Sky Harbor International Airport from Buffalo Niagara International Airport

Phoenix welcomes travelers from Buffalo with a range of transport options based on price, convenience, and proximity. Here's how to reach Phoenix efficiently:

  • Hotel transfer: Transfers offer a convenient way to reach your hotel in Phoenix, with private rides that can be arranged in advance.
  • Car rental: Renting a car from Sky Harbor International Airport is a great option if you plan to explore and sightsee beyond the city. Browse cheap car rentals at Sky Harbor International Airport on Expedia.
  • Taxi/ride-hailing: Taxis and ride-hailing services may be available from designated pickup areas outside the terminal, check locally on arrival.
  • Public transportation: From Sky Harbor International Airport, the Terminal 3 Station, a metro station, is located about 0.1 miles from the airport on foot, while the Phoenix Airport Bus Stop, a bus station, is situated approximately 0.2 miles away on foot, providing convenient transportation options for travelers.

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 from $120 and cheap return flights from $240 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
$240
Distance
1907 mi
Average flight time
3 hours 35 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 July. 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 $120 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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