Cheap Flights from Phoenix to Buffalo Niagara from $351

Compare Phoenix to Buffalo Niagara flight deals

Find the cheapest month or even day of the year to fly to Buffalo Niagara

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Flight deals from Phoenix to Buffalo Niagara

Looking for a cheap last-minute deal or the best return flight from Phoenix to Buffalo Niagara? Find the lowest prices on one-way and return tickets right here.

Buffalo.$351 per passenger.Departing Mon, 2 Mar, returning Sat, 7 Mar.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Phoenix Sky Harbor on Mon, 2 Mar, arriving in Buffalo Niagara.Inbound indirect flight with Frontier Airlines, departs from Buffalo Niagara on Sat, 7 Mar, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From $351, select.

Buffalo.$425 per passenger.Departing Sun, 18 Jan, returning Wed, 21 Jan.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Phoenix Sky Harbor on Sun, 18 Jan, arriving in Buffalo Niagara.Inbound indirect flight with Southwest Airlines, departs from Buffalo Niagara on Wed, 21 Jan, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From $425, select.

Buffalo.$426 per passenger.Departing Mon, 23 Feb, returning Sat, 28 Feb.Return flight with Delta.Outbound indirect flight with Delta, departs from Phoenix Sky Harbor on Mon, 23 Feb, arriving in Buffalo Niagara.Inbound indirect flight with Delta, departs from Buffalo Niagara on Sat, 28 Feb, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From $426, select.

Buffalo.$488 per passenger.Departing Thu, 28 May, returning Mon, 1 Jun.Return flight with Delta.Outbound indirect flight with Delta, departs from Phoenix Sky Harbor on Thu, 28 May, arriving in Buffalo Niagara.Inbound indirect flight with Delta, departs from Buffalo Niagara on Mon, 1 Jun, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From $488, select.

Buffalo.$661 per passenger.Departing Wed, 31 Dec, returning Thu, 1 Jan.Return flight with Delta.Outbound indirect flight with Delta, departs from Phoenix Sky Harbor on Wed, 31 Dec, arriving in Buffalo Niagara.Inbound indirect flight with Delta, departs from Buffalo Niagara on Thu, 1 Jan, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From $661, select.

Buffalo.$888 per passenger.Departing Sat, 27 Dec, returning Tue, 30 Dec.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Phoenix Sky Harbor on Sat, 27 Dec, arriving in Buffalo Niagara.Inbound indirect flight with Frontier Airlines, departs from Buffalo Niagara on Tue, 30 Dec, arriving in Phoenix Sky Harbor.Price includes taxes and charges.From $888, select.

Find the cheapest month to fly from Phoenix to Buffalo Niagara

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Phoenix to Buffalo Niagara flights are currently cheapest in March.

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Direct flights from Phoenix to Buffalo Niagara

Phoenix to Buffalo Niagara: Alternative routes

Compare routes from Phoenix to Buffalo below. You may find an airport to fly into that's cheaper, faster, or easier than Buffalo Niagara.

Phoenix to Buffalo: Flight information

The things to know before you go.

Cheapest flight found	$351
Cheapest month to fly	March
Average flight time	4 hrs, 5 mins
Most popular airline	Southwest Airlines
Average flights per week	7

Finding cheap flights from Phoenix to Buffalo Niagara: Frequently asked questions

How much are return flights from Phoenix to Buffalo Niagara?

The best price we found for a return flight from Phoenix to Buffalo Niagara is $351. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

How long does it take to fly from Phoenix to Buffalo Niagara?

4 hours and 5 minutes is the average flight time from Phoenix to Buffalo Niagara.

Which airlines fly direct from Phoenix to Buffalo Niagara?

Southwest Airlines flies direct from Phoenix to Buffalo Niagara.

How many flights are there a week from Phoenix to Buffalo Niagara?

As of December 2025, there are 7 flights per week flying from Phoenix to Buffalo Niagara.

When is the cheapest time to fly from Phoenix to Buffalo Niagara?

The cheapest month to fly from Phoenix to Buffalo Niagara is usually March.

Which upcoming date is cheapest to fly from Phoenix to Buffalo Niagara Airport on?

After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Phoenix to Buffalo Niagara Airport on Monday, 2 March 2026.

Can I get a direct flight from Phoenix to Buffalo Niagara Airport?

Yes – the average flight time is 4 hours and 5 minutes.

How can I find the best flight deal to Buffalo Niagara?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Buffalo Niagara but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

When is the best time to book flights to Buffalo?

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Buffalo is around 40 days in advance, so don’t leave your flight to the last minute.

Which is the cheapest airline to fly from Phoenix to Buffalo Niagara with?

The cheapest airline that flies to Buffalo Niagara is Frontier Airlines .

Flying from Phoenix to Buffalo Niagara International Airport (BUF): What you need to know

Begin your travels at one of Phoenix's main airports, Phoenix Sky Harbour International Airport (PHX) or Phoenix-Mesa Gateway Airport (AZA). Explore your options for booking a flight from Phoenix to Buffalo Niagara International Airport (BUF) taking off from either of these.
Buffalo is three hours ahead of Phoenix. Buffalo Niagara International Airport is located in Buffalo, which is in the UTC-4 timezone.
Arriving two hours before an international flight and one hour ahead of a domestic departure are tried-and-true travel tips. Be at the airport on time to board your flight from Phoenix to BUF.
During high season, expect longer queues and arrive earlier. Aim for at least two hours ahead for domestic flights and as much as four hours for international trips.

Airports in Phoenix

Phoenix Scottsdale Municipal Airport (SCF)

Located around 32 kilometres from central Phoenix, SCF can be reached in about 35 minutes by car, depending on traffic. The journey by public transport is roughly 1 hour 55 minutes.
Looking for a comfortable hotel close to Phoenix Scottsdale Municipal Airport? If you're catching an early flight from Phoenix to Buffalo Niagara International Airport, these accommodation options will have you sleeping conveniently close to check-in:

Phoenix Sky Harbour International Airport (PHX)

Consider beginning your travels from Phoenix Sky Harbour International Airport (PHX). You can book a direct Phoenix to Buffalo Niagara International Airport (BUF) flight ticket from this popular hub.
Board your direct flight from Phoenix to BUF with Southwest Airlines. This is one of the main airlines operating this route out of PHX.
Southwest Airlines has the largest share of bookings on the PHX to BUF route.
Southwest Airlines is the most punctual carrier flying from Phoenix Sky Harbour International Airport to Buffalo Niagara International Airport, with 68.75% of its services landing on time.
On public transport, you can travel from central Phoenix to PHX in around 35 minutes. The airport is roughly 8 kilometres away, and making the journey by car takes approximately 10 minutes.
Want to enjoy an extra night away before catching your Phoenix to BUF flight? Check in to a hotel near Phoenix Sky Harbour International Airport before your adventure officially starts. These stays have a room with your name on it:
Phoenix Sky Harbour International Airport is known for its commitment to punctuality. 82.57% of flights out of here keep to their planned arrival schedule.
You'll find PHX at 3400 Sky Harbour Boulevard.

Phoenix-Mesa Gateway Airport (AZA)

If you're making your way to AZA from the centre of Phoenix, it'll take you around 40 minutes to get there by car. The journey is roughly 56 kilometres.
Take the uncertainty out of departure day — stay close to Phoenix-Mesa Gateway Airport and know you'll make it to your gate with time to spare. Settle in at one of these hotels the day before if you have an early Phoenix to Buffalo Niagara International Airport flight:
Airports have an on-time performance rating that tracks how often flights touch down when they should. At AZA, that figure is 78.65%.
You'll find Phoenix-Mesa Gateway Airport at 6033 S. Sossaman Rd..

About Buffalo Niagara International Airport (BUF)

Have a late flight from Phoenix to Buffalo Niagara International Airport? Don't let it leave you bleary-eyed. Check in to one of these hotels near BUF and be in snooze mode sooner:
Say yes to new adventures by picking up a Buffalo Niagara International Airport rental car. Grab your wheels from Dollar, Hertz or Budget and explore beyond Buffalo's main sights.
To get the lowest price, book your vehicle around two weeks in advance of your Phoenix to Buffalo Niagara International Airport flight.
The address for BUF is Genesee Street.

Getting from Buffalo Niagara International Airport (BUF) to central Buffalo

Buffalo Niagara International Airport to central Buffalo is about 13 kilometres. If you're taking a cab or renting a car, do a little research to make your trip as smooth as possible. Journey times will vary based on traffic and the time of day.
When travelling on public transport, expect a journey of roughly 1 hour 15 minutes.

How to find the cheapest flights from Phoenix to Buffalo Niagara International Airport (BUF)

The cheapest price we've found for a one-way ticket from Phoenix to Buffalo Niagara International Airport is $167. For a return flight on this route, the best price is $351. Depending on the availability when you book, these fares could change.
Score cheap flights from Phoenix to BUF by booking one month ahead. According to our research, that's the ideal time frame for finding the biggest deals.
June is when you're most likely to land a fantastic deal on a Phoenix to Buffalo Niagara International Airport ticket. If you're looking to travel during a different time of year, the 'Whole month' tool will show you the lowest prices for each month.
Be the first to know about deals for flight tickets from Phoenix to BUF by setting up a Price Alert. We'll send you an email or push notification on the app when prices go down.
Hunt down a great price on a flight from Phoenix to Buffalo Niagara International Airport with the help of the filters. Choose your ideal arrival and departure times, airlines and number of stops. You can also sort your results by 'Cheapest,' 'Fastest' or 'Best.'

The best time to fly from Phoenix to Buffalo Niagara International Airport (BUF)

Picture the kind of break you want when planning your trip dates. May is the quietest month to go to Buffalo. August is when most people book flights from Phoenix to Buffalo Niagara International Airport (BUF), which may be perfect if you're chasing more action.
The warmest month in Buffalo is July, with temperatures ranging between 15ºC and 28ºC. Book your Phoenix to BUF flight ticket then if this is the type of weather you enjoy.
Search for cheap tickets from Phoenix to Buffalo Niagara International Airport in January if you want to travel in cooler conditions. Temperatures are at their lowest then, ranging between -10ºC and 2ºC.

More about Buffalo

After booking your flight from Phoenix to Buffalo Niagara International Airport, find a hotel that's got location and comfort covered. Make one of these accommodation options your base for exploring Buffalo:
Your Buffalo visit wouldn't be complete without a bit of sightseeing. Attractions you can't miss include Frank Lloyd Wright's Darwin D. Martin House Complex, Albright-Knox Art Gallery and Forest Lawn.

Explore more of the United States

Buffalo is always a good idea, but there are so many other corners of the United States waiting to be discovered. Around 290 kilometres south-west of Buffalo, a trip to Cleveland will keep your itinerary busy. Check out popular attractions like Rock & Roll Hall of Fame & Museum, Cleveland Museum of Art and Cleveland Museum of Natural History.
If you want to check out another well-known destination in the United States, head for Pittsburgh, about 290 kilometres south of Buffalo. Andy Warhol Museum, Carnegie Museum of Art and The Frick Pittsburgh are among its highlights.