$148 Cheap Flights from Phoenix (PHX) to Buffalo (BUF)

View $148 flight on Thu, Feb 5, 2026Opens in a new window

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

Cheap Flights from Phoenix to Buffalo (PHX-BUF)

Prices were available within the past 7 days and start at $148 for one-way flights and $237 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Thu, Oct 23 - Mon, Oct 27
PHX
Phoenix
BUF
Buffalo
$237 Roundtrip, found 10 hours ago
$237
Roundtrip
found 10 hours ago
Select Frontier Airlines flight, departing Thu, Oct 23 from Phoenix to Buffalo, returning Mon, Oct 27, priced at $237 found 10 hours ago
Frontier Airlines
Mon, Oct 20 - Sat, Oct 25
PHX
Phoenix
BUF
Buffalo
$254 Roundtrip, found 6 days ago
$254
Roundtrip
found 6 days ago
Select Frontier Airlines flight, departing Mon, Oct 20 from Phoenix to Buffalo, returning Sat, Oct 25, priced at $254 found 6 days ago
Frontier Airlines
Thu, Oct 16 - Mon, Oct 27
PHX
Phoenix
BUF
Buffalo
$262 Roundtrip, found 7 hours ago
$262
Roundtrip
found 7 hours ago
Select Frontier Airlines flight, departing Thu, Oct 16 from Phoenix to Buffalo, returning Mon, Oct 27, priced at $262 found 7 hours ago
JetBlue Airways
Mon, Nov 24 - Tue, Dec 16
PHX
Phoenix
BUF
Buffalo
$278 Roundtrip, found 2 days ago
$278
Roundtrip
found 2 days ago
Select JetBlue Airways flight, departing Mon, Nov 24 from Phoenix to Buffalo, returning Tue, Dec 16, priced at $278 found 2 days ago
JetBlue Airways
Tue, Dec 2 - Sun, Dec 7
PHX
Phoenix
BUF
Buffalo
$286 Roundtrip, found 5 hours ago
$286
Roundtrip
found 5 hours ago
Select JetBlue Airways flight, departing Tue, Dec 2 from Phoenix to Buffalo, returning Sun, Dec 7, priced at $286 found 5 hours ago
Frontier Airlines
Sun, Oct 19 - Fri, Oct 24
PHX
Phoenix
BUF
Buffalo
$288 Roundtrip, found 1 day ago
$288
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Sun, Oct 19 from Phoenix to Buffalo, returning Fri, Oct 24, priced at $288 found 1 day ago
JetBlue Airways
Mon, Nov 3 - Tue, Nov 4
PHX
Phoenix
BUF
Buffalo
$289 Roundtrip, found 8 hours ago
$289
Roundtrip
found 8 hours ago
Select JetBlue Airways flight, departing Mon, Nov 3 from Phoenix to Buffalo, returning Tue, Nov 4, priced at $289 found 8 hours ago
American Airlines
Thu, Jan 29 - Mon, Feb 2
PHX
Phoenix
BUF
Buffalo
$290 Roundtrip, found 2 days ago
$290
Roundtrip
found 2 days ago
Select American Airlines flight, departing Thu, Jan 29 from Phoenix to Buffalo, returning Mon, Feb 2, priced at $290 found 2 days ago
United
Tue, Nov 11 - Fri, Nov 14
PHX
Phoenix
BUF
Buffalo
$317 Roundtrip, found 3 days ago
$317
Roundtrip
found 3 days ago
Select United flight, departing Tue, Nov 11 from Phoenix to Buffalo, returning Fri, Nov 14, priced at $317 found 3 days ago
Delta
Tue, Dec 2 - Wed, Dec 10
PHX
Phoenix
BUF
Buffalo
$375 Roundtrip, found 5 hours ago
$375
Roundtrip
found 5 hours ago
Select Delta flight, departing Tue, Dec 2 from Phoenix to Buffalo, returning Wed, Dec 10, priced at $375 found 5 hours ago

Find the cheapest month to fly from Phoenix (PHX) to Buffalo (BUF)

February is typically the cheapest month to fly

From $168 - $469 per traveler.

Alternative airports near Buffalo

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

Select flight to Buffalo Niagara Intl. BUF. Cheapest and Closest option available. Average driving time to city center is 16 minutes. Flights from $362
BUF
Buffalo Niagara Intl.
CheapestClosest
Average driving time to city center16 min
Flights from $362

Frequently asked questions

How much does a flight from Sky Harbor Intl. Airport (PHX) to Buffalo Niagara Intl. Airport (BUF) cost?
Lock in a cheap one-way flight from $148 or cheap return flight from $237 from Sky Harbor Intl. Airport (PHX) to Buffalo Niagara Intl. Airport (BUF) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Sky Harbor Intl. Airport (PHX) to Buffalo Niagara Intl. Airport (BUF)?
October is the least expensive month to fly from PHX to BUF. Traveling outside of peak seasons is often the key to landing a great deal.
Which airlines fly direct from Sky Harbor Intl. Airport (PHX) to Buffalo Niagara Intl. Airport (BUF)?
You can fly directly from Sky Harbor Intl. Airport (PHX) to Buffalo Niagara Intl. Airport (BUF) on a Southwest Airlines flight.
What is the cheapest airline that flies from Sky Harbor Intl. Airport (PHX) to Buffalo Niagara Intl. Airport (BUF)?
Expedia's filter tool lets you easily compare different airlines, departure times and fares all in one place. Choose your preferences, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest PHX to BUF flight.
How many flights per day from Sky Harbor Intl. Airport (PHX) to Buffalo Niagara Intl. Airport (BUF)?
On average, only 1 nonstop flight departs daily from Sky Harbor Intl. Airport (PHX) to Buffalo Niagara Intl. Airport (BUF). Want additional options? Use Expedia's filters to discover flights with layovers and squeeze in a visit to another city along the way.
What are the most popular departure times for flights from Sky Harbor Intl. Airport (PHX) to Buffalo Niagara Intl. Airport (BUF)?
The 2 PM departures from PHX to BUF are the most sought after. These flights can come with a higher price due to their popularity. If you're hoping to save money, book during off-peak hours.
What day of the week has the most flights from PHX to BUF?
Sunday has the most flights from Sky Harbor Intl. Airport (PHX) to Buffalo Niagara Intl. Airport (BUF). Consider traveling on this day and you'll have a greater chance of finding a departure that works with your plans.
What is the earliest flight from Sky Harbor Intl. Airport (PHX) to Buffalo Niagara Intl. Airport (BUF)?
Catch the earliest flight at around 2:45PM UTC-7, departing from Sky Harbor Intl. Airport (PHX). You'll be in the air for around 4h, reaching Buffalo Niagara Intl. Airport (BUF) at approximately 8:45PM UTC-5.
How long does it take to fly from Sky Harbor Intl. Airport (PHX) to Buffalo Niagara Intl. Airport (BUF)?
Flights from PHX to BUF have an average travel time of 4 hours. The total distance between the two airports is 1,900 mi.
What airline has the least delays from PHX to BUF?
Southwest Airlines has the best performance for on-time direct flights from Sky Harbor Intl. Airport (PHX) to Buffalo Niagara Intl. Airport (BUF), with an on-time rating of 83%. Use the Expedia App to see your flight status before you go and get real-time updates about any trip changes.
What is the best time to fly from Sky Harbor Intl. Airport (PHX) to Buffalo Niagara Intl. Airport (BUF)?
To reach Buffalo Niagara Intl. Airport (BUF) on schedule, book a flight that takes off from Sky Harbor Intl. Airport (PHX) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Buffalo from Sky Harbor Intl. Airport (PHX)?
If you're flying on a direct flight from Sky Harbor Intl. Airport (PHX) to Buffalo, Buffalo Niagara Intl. Airport (BUF) is the only airport you can touch down at.
Is it cheaper to buy a plane ticket from Sky Harbor Intl. Airport (PHX) to Buffalo Niagara Intl. Airport (BUF) last-minute?
Holding off until just before your trip to book a ticket from PHX to BUF generally means paying more. While it's possible to find some last-minute offers, they aren't always guaranteed. Keep your travel plans flexible for a better chance of snagging a bargain.
Is it cheaper to book a PHX to BUF flight and hotel package?
Compared with arranging flights and hotels separately, booking a PHX to BUF flight and hotel package with Expedia could result in significant savings. Better yet, having everything in one place will take the hassle out of travel planning. Simply secure your flights and select from our extensive range of stays, then tailor your trip with other add-ons like tours, activities and car rentals.
Can I cancel or change the date of my flight from Sky Harbor Intl. Airport (PHX) to Buffalo Niagara Intl. Airport (BUF)?
If you booked your PHX to BUF flight in the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the type of fare you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal for more information.

Travel information

Travel information

Origin airport
Sky Harbor Intl.
Destination airport
Buffalo Niagara Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, JetBlue Airways, Southwest Airlines, United
Roundtrip price
$237
Distance
1907 mi
Average flight time
7 hours 37 mins

Book with confidence

Book with confidence

Phoenix to Buffalo Flights

The cheapest times to fly from Phoenix to Buffalo

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 Phoenix to Buffalo are during the month of October. You can find some of the cheapest flights from Phoenix to Buffalo with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Phoenix to Buffalo

Sunday is one of the best days to book for cheap flights from Phoenix to Buffalo: 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 Phoenix to Buffalo

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 Phoenix to Buffalo in 2025. You can also book with separate airlines for your outbound and return journeys, from $148 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 Phoenix to Buffalo 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 Phoenix to Buffalo 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.

 

Phoenix to Buffalo Flights

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*Available to One Key members.