What is the cheapest airline that flies from Buffalo to Phoenix Sky Harbor Intl?

Delta is the most popular carrier operating from Buffalo to Phoenix Sky Harbor Intl

Which airport is the most popular layover for flights between Buffalo and Phoenix Sky Harbor Intl Airport?

Chicago (ORD) was the most common stop: 33% of momondo users choosing one-stop flights on this route connected there.

Which airlines fly to Phoenix Sky Harbor Intl Airport?

Southwest, Frontier and American Airlines are the top three most popular airlines that fly to Phoenix Sky Harbor Intl Airport from Buffalo according to our data. Southwest is the first choice among our users, with 65% of people opting to fly with this airline when travelling to Phoenix Sky Harbor Intl Airport. Keep in mind that there are 3 different airlines that fly to Phoenix Sky Harbor Intl Airport on a routine basis, so you have a few additional options to choose from.

Which layover airport has the shortest travel time from Buffalo to Phoenix Sky Harbor Intl Airport?

Flights connecting via Detroit (DTW) have the shortest average one-way travel time: 6h 43m.

Which layover airport has the shortest connection time from Buffalo to Phoenix Sky Harbor Intl Airport?

Detroit (DTW) has the shortest average layover time for this route: 1h 06m.

Which layover airport offers the lowest fares from Buffalo to Phoenix Sky Harbor Intl Airport?

Flights via Orlando (MCO) offer the lowest average round-trip price of C$ 465.

When did momondo last update prices for flights from Buffalo Airport to Phoenix Sky Harbor Intl Airport?

Prices for flights from Buffalo Airport to Phoenix Sky Harbor Intl Airport are refreshed on a daily basis.

How many operators does momondo search for flights from Buffalo Airport to Phoenix Sky Harbor Intl Airport?

The number of operators available for flights from Buffalo Airport to Phoenix Sky Harbor Intl Airport is 3 as of April 2026.

How old do you have to be to fly from Buffalo Airport to Phoenix Sky Harbor Intl Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Buffalo Airport to Phoenix Sky Harbor Intl Airport.

What documentation or ID do you need to fly to Phoenix Sky Harbor Intl Airport?

The necessary travel and health documents for your Phoenix Sky Harbor Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

C$ 145 Cheap Flights from Buffalo to Phoenix Sky Harbor Intl Airport in 2026

1 adult

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Buffalo to Phoenix

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

2:49 p.m. - 8:33 p.m.

BUF

PHX

8h 44m

1 stop

11:30 p.m. - 10:41 a.m.

PHX

BUF

8h 11m

1 stop

C$ 342Frontier

Wed, 27 May - Wed, 3 Jun

12:41 p.m. - 10:26 p.m.

BUF

PHX

12h 45m

1 stop

11:40 p.m. - 10:40 a.m.

PHX

BUF

8h 00m

1 stop

C$ 343Frontier

Sat, 6 Jun - Sat, 13 Jun

6:00 a.m. - 11:17 a.m.

BUF

PHX

8h 17m

1 stop

11:30 a.m. - 11:05 p.m.

PHX

BUF

8h 35m

1 stop

C$ 406Delta

Sat, 24 Oct - Wed, 28 Oct

11:25 a.m. - 10:20 p.m.

BUF

PHX

13h 55m

1 stop

6:00 a.m. - 3:15 p.m.

PHX

BUF

6h 15m

1 stop

C$ 413Southwest

Thu, 24 Sep - Mon, 28 Sep

6:05 a.m. - 3:15 p.m.

BUF

PHX

12h 10m

2 stops

5:10 a.m. - 4:00 p.m.

PHX

BUF

7h 50m

1 stop

C$ 421Southwest

Wed, 3 Jun - Fri, 5 Jun

7:35 p.m. - 11:14 p.m.

BUF

PHX

6h 39m

1 stop

11:10 p.m. - 8:29 a.m.

PHX

BUF

6h 19m

1 stop

C$ 435Delta

Thu, 22 Oct - Mon, 26 Oct

2:49 p.m. - 8:33 p.m.

BUF

PHX

8h 44m

1 stop

6:51 p.m. - 10:41 a.m.

PHX

BUF

12h 50m

2 stops

C$ 439Frontier

Wed, 27 May - Wed, 3 Jun

12:00 p.m. - 6:10 p.m.

BUF

PHX

9h 10m

2 stops

12:35 a.m. - 11:20 a.m.

PHX

BUF

7h 45m

1 stop

C$ 442Southwest

Wed, 2 Sep - Tue, 8 Sep

10:50 a.m. - 5:07 p.m.

BUF

PHX

9h 17m

2 stops

1:45 p.m. - 10:45 p.m.

PHX

BUF

6h 00m

1 stop

C$ 457United Airlines

Tue, 20 Oct - Wed, 28 Oct

7:35 p.m. - 11:14 p.m.

BUF

PHX

6h 39m

1 stop

11:10 p.m. - 8:29 a.m.

PHX

BUF

6h 19m

1 stop

C$ 462Delta

Wed, 21 Oct - Mon, 26 Oct

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Frontier flights from Buffalo to Phoenix Sky Harbor Intl Airport

Our best Frontier deals on Buffalo to Phoenix Sky Harbor Intl Airport flight tickets

Frontier

27 May

BUF2:49 p.m.Buffalo

8h 44m

1 stop

PHX8:33 p.m.Phoenix Sky Harbor Intl

3 Jun

PHX11:30 p.m.Phoenix Sky Harbor Intl

8h 11m

1 stop

BUF10:41 a.m.Buffalo

C$ 342

Frontier

6 Jun

BUF12:41 p.m.Buffalo

12h 45m

1 stop

PHX10:26 p.m.Phoenix Sky Harbor Intl

13 Jun

PHX11:40 p.m.Phoenix Sky Harbor Intl

8h 00m

1 stop

BUF10:40 a.m.Buffalo

C$ 343

Frontier

8 May

BUF2:49 p.m.Buffalo

8h 44m

1 stop

PHX8:33 p.m.Phoenix Sky Harbor Intl

12 May

PHX11:30 p.m.Phoenix Sky Harbor Intl

11h 24m

1 stop

BUF1:54 p.m.Buffalo

C$ 384

Delta flights from Buffalo to Phoenix Sky Harbor Intl Airport

Our best Delta deals on Buffalo to Phoenix Sky Harbor Intl Airport flight tickets

Delta

24 Oct

BUF6:00 a.m.Buffalo

8h 17m

1 stop

PHX11:17 a.m.Phoenix Sky Harbor Intl

28 Oct

PHX11:30 a.m.Phoenix Sky Harbor Intl

8h 35m

1 stop

BUF11:05 p.m.Buffalo

C$ 406

Delta

22 Oct

BUF7:35 p.m.Buffalo

6h 39m

1 stop

PHX11:14 p.m.Phoenix Sky Harbor Intl

26 Oct

PHX11:10 p.m.Phoenix Sky Harbor Intl

6h 19m

1 stop

BUF8:29 a.m.Buffalo

C$ 435

Delta

21 Oct

BUF7:35 p.m.Buffalo

6h 39m

1 stop

PHX11:14 p.m.Phoenix Sky Harbor Intl

26 Oct

PHX11:10 p.m.Phoenix Sky Harbor Intl

6h 19m

1 stop

BUF8:29 a.m.Buffalo

C$ 462

momondo Fare Finder

Use the filters below to find and compare flights from Buffalo to Phoenix Sky Harbor Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BuffaloPhoenix

BUF - PHX

BUFPHX

Buffalo

Wed 27/5

2:49 p.m.-8:33 p.m.

1 stop8h 44m

Phoenix Sky Harbor Intl

Wed 3/6

11:30 p.m.-10:41 a.m.

1 stop8h 11m

C$ 342

BuffaloPhoenix

BUF - PHX

BUFPHX

Buffalo

Sat 6/6

12:41 p.m.-10:26 p.m.

1 stop12h 45m

Phoenix Sky Harbor Intl

Sat 13/6

11:40 p.m.-10:40 a.m.

1 stop8h 00m

C$ 343

BuffaloPhoenix

BUF - PHX

BUFPHX

Buffalo

Sat 24/10

6:00 a.m.-11:17 a.m.

1 stop8h 17m

Phoenix Sky Harbor Intl

Wed 28/10

11:30 a.m.-11:05 p.m.

1 stop8h 35m

C$ 406

BuffaloPhoenix

BUF - PHX

BUFPHX

Buffalo

Thu 24/9

11:25 a.m.-10:20 p.m.

1 stop13h 55m

Phoenix Sky Harbor Intl

Mon 28/9

6:00 a.m.-3:15 p.m.

1 stop6h 15m

C$ 413

BuffaloPhoenix

BUF - PHX

BUFPHX

Buffalo

Wed 3/6

6:05 a.m.-3:15 p.m.

2 stops12h 10m

Phoenix Sky Harbor Intl

Fri 5/6

5:10 a.m.-4:00 p.m.

1 stop7h 50m

C$ 421

Quickest round-trip

BuffaloPhoenix

BUF - PHX

BUFPHX

Buffalo

Thu 22/10

7:35 p.m.-11:14 p.m.

1 stop6h 39m

Phoenix Sky Harbor Intl

Mon 26/10

11:10 p.m.-8:29 a.m.

1 stop6h 19m

C$ 435

BuffaloPhoenix

BUF - PHX

BUFPHX

Buffalo

Wed 27/5

2:49 p.m.-8:33 p.m.

1 stop8h 44m

Phoenix Sky Harbor Intl

Wed 3/6

6:51 p.m.-10:41 a.m.

2 stops12h 50m

C$ 439

BuffaloPhoenix

BUF - PHX

BUFPHX

Buffalo

Wed 2/9

12:00 p.m.-6:10 p.m.

2 stops9h 10m

Phoenix Sky Harbor Intl

Tue 8/9

12:35 a.m.-11:20 a.m.

1 stop7h 45m

C$ 442

BuffaloPhoenix

BUF - PHX

BUFPHX

Buffalo

Tue 20/10

10:50 a.m.-5:07 p.m.

2 stops9h 17m

Phoenix Sky Harbor Intl

Wed 28/10

1:45 p.m.-10:45 p.m.

1 stop6h 00m

C$ 457

BuffaloPhoenix

BUF - PHX

BUFPHX

Buffalo

Wed 21/10

7:35 p.m.-11:14 p.m.

1 stop6h 39m

Phoenix Sky Harbor Intl

Mon 26/10

11:10 p.m.-8:29 a.m.

1 stop6h 19m

C$ 462

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Buffalo to Phoenix Sky Harbor Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Layovers

What is the typical price of a round-trip flight between Buffalo and Phoenix Sky Harbor Intl Airport?

What is the cheapest month to fly to Phoenix Sky Harbor Intl Airport?

If you aren’t able to travel to Phoenix Sky Harbor Intl Airport during the month of May, then flying in September is also cheap. Prices for this month can be found on momondo for an average of C$ 497.

What is the cheapest day to depart on your flight to Phoenix Sky Harbor Intl Airport?

The cheapest day to depart from Buffalo to Phoenix Sky Harbor Intl Airport is on a Monday when prices can be found for as low as C$ 404. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Buffalo to Phoenix Sky Harbor Intl Airport for around C$ 786.

What is the cheapest time of day to depart on your flight to Phoenix Sky Harbor Intl Airport?

According to our data, the cheapest time of day to fly to Phoenix Sky Harbor Intl Airport is in the evening. momondo users have found flights departing from Buffalo to Phoenix Sky Harbor Intl Airport in the evening for as low as C$ 494. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Phoenix Sky Harbor Intl Airport is in the afternoon when prices are around C$ 633.

What is the cheapest Buffalo to Phoenix Sky Harbor Intl flight route?

Fly from Buffalo to Phoenix Sky Harbor Intl for the best Buffalo - Phoenix Sky Harbor Intl flight prices

How far in advance should I book a flight from Buffalo to Phoenix Sky Harbor Intl Airport?

You are more likely to see cheaper flights to Phoenix Sky Harbor Intl Airport from Buffalo when booking weeks ahead of your departure date. In general, you can expect to find flights to Phoenix Sky Harbor Intl Airport for around C$ 551 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Phoenix Sky Harbor Intl Airport from Buffalo for as low as C$ 461 on momondo.

Can stopping save me money on Buffalo to Phoenix Sky Harbor Intl Airport flights?

You could potentially save up to 45% on your flight if you consider stops on a Buffalo to Phoenix Sky Harbor Intl Airport flight.

How have Buffalo to Phoenix Sky Harbor Intl Airport flight prices changed over time?

As of April 2026, prices for Buffalo to Phoenix Sky Harbor Intl Airport flights are approximately 14% more expensive when compared to flights at the same time last year.

When to book flights from Buffalo to Phoenix Sky Harbor Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Buffalo to Phoenix Sky Harbor Intl Airport according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Buffalo to Phoenix Sky Harbor Intl Airport (BUF to PHX) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Buffalo to Phoenix Sky Harbor Intl Airport

Fastest flight time	4h 35m
Direct flights	Mon, Thu, Fri, Sat and Sun

The fastest flight from Buffalo to Phoenix Sky Harbor Intl Airport takes 4h 35m

Direct flights go from Buffalo to Phoenix Sky Harbor Intl Airport on Monday, Thursday, Friday, Saturday and Sunday. There are no airlines offering direct flights.

Search flight deals

Frequently asked questions about flying from Buffalo to Phoenix Sky Harbor Intl Airport

How far is Buffalo to Phoenix Sky Harbor Intl by plane?
Buffalo and Phoenix Sky Harbor Intl are 3054.7 km apart from one another. In terms of flight time, this usually takes a little over 4h 35m.
When did momondo last update prices for flights from Buffalo Airport to Phoenix Sky Harbor Intl Airport?
Prices for flights from Buffalo Airport to Phoenix Sky Harbor Intl Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Buffalo Airport to Phoenix Sky Harbor Intl Airport?
The number of operators available for flights from Buffalo Airport to Phoenix Sky Harbor Intl Airport is 3 as of April 2026.
How old do you have to be to fly from Buffalo Airport to Phoenix Sky Harbor Intl Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Buffalo Airport to Phoenix Sky Harbor Intl Airport.
What documentation or ID do you need to fly to Phoenix Sky Harbor Intl Airport?
The necessary travel and health documents for your Phoenix Sky Harbor Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Buffalo to Phoenix Sky Harbor Intl Airport?
momondo data reveals that the most frequently booked plane model on the route from Buffalo to Phoenix Sky Harbor Intl Airport is Boeing 737 MAX 8, representing 39.53% of all bookings. The subsequent popular models are Boeing 737-700 Passenger/BBJ1 (winglets) at 13.95%, Airbus A220-300 at 11.63%, and Boeing 737-800 Passenger/BBJ2 (winglets) at 9.30%.
What is the most popular airline from Buffalo to Phoenix Sky Harbor Intl Airport?
momondo data reveals that the most frequently booked airline on the route from Buffalo to Phoenix Sky Harbor Intl Airport is Southwest, representing 65% of all bookings. The subsequent popular airlines are Frontier at 18% and American Airlines at 17%.

Best airlines flying from Buffalo to Phoenix Sky Harbor Intl Airport

Compare and see reviews for airlines that fly from Buffalo to Phoenix Sky Harbor Intl Airport with momondo

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom C$ 240	Free Cancellation	Rating 5.6 2,970 reviews	Search Frontier flights
American Airlines	PriceFrom C$ 332	Free Cancellation	Rating 7.1 11,683 reviews	Search American Airlines flights
Southwest	PriceFrom C$ 337	Free Cancellation	Rating 8.0 4,314 reviews	Search Southwest flights

Scottsdale

Mesa

Litchfield Park

Surprise

Casa Grande

Camp Verde

Peoria

Tempe

Chandler

Why use momondo?

Why should I use momondo to find a flight deal from Buffalo to Phoenix?

It is quick and easy to find Buffalo to Phoenix flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Phoenix that suits you.

Can I find flights from Buffalo to Phoenix with flexible booking policies on momondo?

Yes. All flights to Phoenix from Buffalo on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Buffalo to Phoenix?

momondo provides multiple filters to help you find the best flight to Phoenix from Buffalo. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Buffalo to Phoenix right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Buffalo to Phoenix flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Phoenix Sky Harbor Intl Airport trip

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Cheap flights from Buffalo to Phoenix from C$ 145

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Buffalo to Phoenix departing on 10/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from Buffalo to Phoenix

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Frontier flights from Buffalo to Phoenix Sky Harbor Intl Airport

Our best Frontier deals on Buffalo to Phoenix Sky Harbor Intl Airport flight tickets

Delta flights from Buffalo to Phoenix Sky Harbor Intl Airport

Our best Delta deals on Buffalo to Phoenix Sky Harbor Intl Airport flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Buffalo to Phoenix Sky Harbor Intl Airport that are best for you.

See travel insights to Phoenix from

How to get the cheapest flight ticket from Buffalo to Phoenix Sky Harbor Intl Airport

What is the typical price of a round-trip flight between Buffalo and Phoenix Sky Harbor Intl Airport?

What is the cheapest month to fly to Phoenix Sky Harbor Intl Airport?

What is the cheapest day to depart on your flight to Phoenix Sky Harbor Intl Airport?

What is the cheapest time of day to depart on your flight to Phoenix Sky Harbor Intl Airport?

What is the cheapest Buffalo to Phoenix Sky Harbor Intl flight route?

How far in advance should I book a flight from Buffalo to Phoenix Sky Harbor Intl Airport?

Can stopping save me money on Buffalo to Phoenix Sky Harbor Intl Airport flights?

How have Buffalo to Phoenix Sky Harbor Intl Airport flight prices changed over time?

What is the cheapest airline that flies from Buffalo to Phoenix Sky Harbor Intl?

Which airlines fly to Phoenix Sky Harbor Intl Airport?

Which airport is the most popular layover for flights between Buffalo and Phoenix Sky Harbor Intl Airport?

Which layover airport offers the lowest fares from Buffalo to Phoenix Sky Harbor Intl Airport?

Which layover airport has the shortest travel time from Buffalo to Phoenix Sky Harbor Intl Airport?

Which layover airport has the shortest connection time from Buffalo to Phoenix Sky Harbor Intl Airport?

When to book flights from Buffalo to Phoenix Sky Harbor Intl Airport

Cheap Buffalo to Phoenix Sky Harbor Intl Airport (BUF to PHX) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Buffalo to Phoenix Sky Harbor Intl Airport

Fastest flight time

Direct flights

Frequently asked questions about flying from Buffalo to Phoenix Sky Harbor Intl Airport

Best airlines flying from Buffalo to Phoenix Sky Harbor Intl Airport

Compare and see reviews for airlines that fly from Buffalo to Phoenix Sky Harbor Intl Airport with momondo

Travelling to a place near Phoenix?

Why use momondo?

An easier way to manage your Phoenix Sky Harbor Intl Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Daily price changes in your inbox - only with Price Alerts.

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Popular flights according to clicks in the last 7 days on momondo

Phoenix Sky Harbor Intl Airport flight routes

According to popular flight searches on momondo this year

Fly your favourite airline to Phoenix

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Phoenix

List of cabin classes available on flights landing in Phoenix. Availability may vary depending on flight origin and airline.

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According to popular flight searches on momondo this year