What airlines fly to Buffalo?

American Airlines, Southwest and United Airlines are the top three most popular airlines that fly to Buffalo from Phoenix Sky Harbor Intl Airport according to our data. American Airlines is the first choice among our users, with 39% of people opting to fly with this airline when traveling to Buffalo. Keep in mind that there are 6 different airlines that fly to Buffalo on a routine basis, so you have a few additional options to choose from.

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

Orlando (MCO) was the most common stop: 40% of momondo users choosing 1-stop flights on this route connected there.

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

Flights via Denver (DEN) offer the lowest average round-trip price of $304.

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

Flights connecting via Denver (DEN) have the shortest average one-way travel time: 6h 03m.

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

Frontier, United Airlines, and Delta are the most popular carriers operating from Phoenix Sky Harbor Intl to Buffalo

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

Chicago (ORD) has the shortest average layover time for this route: 1h 18m.

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

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

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

There are 6 operators available for flights from Phoenix Sky Harbor Intl Airport to Buffalo Airport as of June 2026.

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

What documentation or ID do you need to fly to Buffalo Airport?

The necessary travel and health documents for your Buffalo 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.

$119 Cheap Flights from Phoenix Sky Harbor Intl Airport to Buffalo in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Phoenix Sky Harbor Intl Airport to Buffalo

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

12:12 am - 4:32 pm

PHX

BUF

13h 20m

1 stop

9:29 pm - 10:30 am

BUF

PHX

16h 01m

1 stop

$253Frontier

Sat, Jul 25 - Sun, Aug 2

12:12 am - 4:32 pm

PHX

BUF

13h 20m

1 stop

12:28 pm - 10:16 pm

BUF

PHX

12h 48m

1 stop

$271Frontier

Sat, Aug 8 - Sat, Aug 15

12:12 am - 7:06 pm

PHX

BUF

15h 54m

1 stop

9:09 pm - 10:30 am

BUF

PHX

16h 21m

1 stop

$274Frontier

Mon, Jul 20 - Tue, Jul 28

11:23 pm - 10:29 am

PHX

BUF

8h 06m

1 stop

9:29 pm - 10:30 am

BUF

PHX

16h 01m

1 stop

$279Frontier

Mon, Jul 13 - Thu, Jul 16

12:12 am - 4:32 pm

PHX

BUF

13h 20m

1 stop

9:29 pm - 10:30 am

BUF

PHX

16h 01m

1 stop

$281Frontier

Sat, Jul 11 - Thu, Jul 16

11:10 pm - 8:29 am

PHX

BUF

6h 19m

1 stop

4:00 pm - 11:59 pm

BUF

PHX

9h 59m

1 stop

$289Delta

Fri, Oct 30 - Mon, Nov 2

11:59 pm - 10:44 am

PHX

BUF

7h 45m

1 stop

6:49 pm - 11:59 pm

BUF

PHX

8h 10m

1 stop

$296American Airlines

Wed, Oct 14 - Sat, Oct 17

11:05 pm - 8:15 am

PHX

BUF

6h 10m

1 stop

12:02 pm - 6:08 pm

BUF

PHX

9h 06m

1 stop

$297Delta

Sat, Aug 29 - Sat, Sep 5

12:24 am - 10:41 am

PHX

BUF

7h 17m

1 stop

6:26 am - 9:47 am

BUF

PHX

6h 21m

1 stop

$298American Airlines

Tue, Oct 13 - Sat, Oct 17

11:23 pm - 10:29 am

PHX

BUF

8h 06m

1 stop

7:57 pm - 11:05 pm

BUF

PHX

30h 08m

2 stops

$301Frontier

Mon, Jul 13 - Mon, Jul 20

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Delta flights from Phoenix Sky Harbor Intl Airport to Buffalo

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

Delta

Oct 30

PHX11:10 pmPhoenix Sky Harbor Intl

6h 19m

1 stop

BUF8:29 amBuffalo

Nov 2

BUF4:00 pmBuffalo

9h 59m

1 stop

PHX11:59 pmPhoenix Sky Harbor Intl

$289

Delta

Aug 29

PHX11:05 pmPhoenix Sky Harbor Intl

6h 10m

1 stop

BUF8:15 amBuffalo

Sep 5

BUF12:02 pmBuffalo

9h 06m

1 stop

PHX6:08 pmPhoenix Sky Harbor Intl

$297

Delta

Sep 6

PHX6:00 amPhoenix Sky Harbor Intl

6h 14m

1 stop

BUF3:14 pmBuffalo

Sep 14

BUF3:53 pmBuffalo

8h 22m

1 stop

PHX9:15 pmPhoenix Sky Harbor Intl

$318

Southwest flights from Phoenix Sky Harbor Intl Airport to Buffalo

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

Southwest

Oct 3

PHX11:00 amPhoenix Sky Harbor Intl

7h 30m

1 stop

BUF9:30 pmBuffalo

Oct 18

BUF5:25 pmBuffalo

9h 45m

2 stops

PHX12:10 amPhoenix Sky Harbor Intl

$302

Southwest

Sep 9

PHX10:35 amPhoenix Sky Harbor Intl

7h 00m

2 stops

BUF8:35 pmBuffalo

Sep 23

BUF3:00 pmBuffalo

7h 30m

1 stop

PHX7:30 pmPhoenix Sky Harbor Intl

$323

Southwest

Oct 22

PHX12:35 amPhoenix Sky Harbor Intl

7h 40m

1 stop

BUF11:15 amBuffalo

Oct 27

BUF12:30 pmBuffalo

4h 40m

PHX2:10 pmPhoenix Sky Harbor Intl

$351

momondo Fare Finder

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

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Fly to

Route

Depart

Return

Price

Cheapest round-trip

PhoenixBuffalo

PHX - BUF

PHXBUF

Phoenix Sky Harbor Intl

Sat 7/25

12:12 am-4:32 pm

1 stop13h 20m

Buffalo

Sun 8/2

9:29 pm-10:30 am

1 stop16h 01m

$253

PhoenixBuffalo

PHX - BUF

PHXBUF

Phoenix Sky Harbor Intl

Sat 8/8

12:12 am-4:32 pm

1 stop13h 20m

Buffalo

Sat 8/15

12:28 pm-10:16 pm

1 stop12h 48m

$271

PhoenixBuffalo

PHX - BUF

PHXBUF

Phoenix Sky Harbor Intl

Mon 7/20

12:12 am-7:06 pm

1 stop15h 54m

Buffalo

Tue 7/28

9:09 pm-10:30 am

1 stop16h 21m

$274

PhoenixBuffalo

PHX - BUF

PHXBUF

Phoenix Sky Harbor Intl

Mon 7/13

11:23 pm-10:29 am

1 stop8h 06m

Buffalo

Thu 7/16

9:29 pm-10:30 am

1 stop16h 01m

$279

PhoenixBuffalo

PHX - BUF

PHXBUF

Phoenix Sky Harbor Intl

Sat 7/11

12:12 am-4:32 pm

1 stop13h 20m

Buffalo

Thu 7/16

9:29 pm-10:30 am

1 stop16h 01m

$281

PhoenixBuffalo

PHX - BUF

PHXBUF

Phoenix Sky Harbor Intl

Fri 10/30

11:10 pm-8:29 am

1 stop6h 19m

Buffalo

Mon 11/2

4:00 pm-11:59 pm

1 stop9h 59m

$289

PhoenixBuffalo

PHX - BUF

PHXBUF

Phoenix Sky Harbor Intl

Wed 10/14

11:59 pm-10:44 am

1 stop7h 45m

Buffalo

Sat 10/17

6:49 pm-11:59 pm

1 stop8h 10m

$296

PhoenixBuffalo

PHX - BUF

PHXBUF

Phoenix Sky Harbor Intl

Sat 8/29

11:05 pm-8:15 am

1 stop6h 10m

Buffalo

Sat 9/5

12:02 pm-6:08 pm

1 stop9h 06m

$297

Quickest round-trip

PhoenixBuffalo

PHX - BUF

PHXBUF

Phoenix Sky Harbor Intl

Tue 10/13

12:24 am-10:41 am

1 stop7h 17m

Buffalo

Sat 10/17

6:26 am-9:47 am

1 stop6h 21m

$298

PhoenixBuffalo

PHX - BUF

PHXBUF

Phoenix Sky Harbor Intl

Mon 7/13

11:23 pm-10:29 am

1 stop8h 06m

Buffalo

Mon 7/20

7:57 pm-11:05 pm

2 stops30h 08m

$301

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 Phoenix Sky Harbor Intl Airport to Buffalo

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 Phoenix Sky Harbor Intl Airport and Buffalo?

What is the cheapest month to fly to Buffalo?

If you aren’t able to travel during the month of March, then book flights to Buffalo from Phoenix Sky Harbor Intl Airport during August instead. Flights to Buffalo in August, while not as cheap as those in March, still average around $338.

What is the cheapest day to depart on your flight to Buffalo?

Our data shows that Tuesday is the least expensive day to fly to Buffalo. Tickets to fly out on this day can be as low as $397. Flights from Phoenix Sky Harbor Intl Airport to Buffalo on a Wednesday will generally be more expensive and average around $648. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Buffalo?

In the afternoon is the cheapest time of day to fly from Phoenix Sky Harbor Intl Airport to Buffalo when you can find flight prices for as low as $397. Flying to Buffalo in the afternoon is an ideal time because this is during off-peak travel hours. At noon is when there is more demand to fly to Buffalo, so prices are often more expensive at around $579 per ticket.

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

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

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

You are more likely to see cheaper flights to Buffalo from Phoenix Sky Harbor Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Buffalo for around $388 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Buffalo from Phoenix Sky Harbor Intl Airport for as low as $236 on momondo.

What cabin class options are available on Phoenix Sky Harbor Intl Airport to Buffalo flights?

There is only 1 cabin class available to choose from on Phoenix Sky Harbor Intl Airport to Buffalo flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

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

You could potentially save up to 29% on your flight if you consider stops on a Phoenix Sky Harbor Intl Airport to Buffalo flight.

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

As of June 2026, prices for Phoenix Sky Harbor Intl Airport to Buffalo flights are approximately 26% more expensive when compared to flights at the same time last year.

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

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

Estimated round-trip price

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

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

Fastest flight time	4h 00m
Direct flights	Mon, Wed, Thu, Fri, Sat and Sun
Airports in Buffalo	1 airport

The fastest flight from Phoenix Sky Harbor Intl Airport to Buffalo takes 4h 00m

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

There is 1 airport in Buffalo. From Phoenix Sky Harbor Intl Airport there are direct flights to Buffalo (BUF).

Search flight deals

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

How far is Phoenix Sky Harbor Intl to Buffalo by plane?
Buffalo is 1898.1 mi away from Phoenix Sky Harbor Intl. Flights usually cover this in 4h 00m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Phoenix Sky Harbor Intl Airport to Buffalo Airport?
Prices for flights from Phoenix Sky Harbor Intl Airport to Buffalo Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Phoenix Sky Harbor Intl Airport to Buffalo Airport?
There are 6 operators available for flights from Phoenix Sky Harbor Intl Airport to Buffalo Airport as of June 2026.
How old do you have to be to fly from Phoenix Sky Harbor Intl Airport to Buffalo 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 Phoenix Sky Harbor Intl Airport to Buffalo Airport.
What documentation or ID do you need to fly to Buffalo Airport?
The necessary travel and health documents for your Buffalo 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 Phoenix Sky Harbor Intl Airport to Buffalo?
Based on momondo bookings for flights between Phoenix Sky Harbor Intl Airport and Buffalo, the leading plane model is Boeing 737-700 Passenger/BBJ1 (winglets), making up 20.00% of the total bookings. Other popular models include Embraer 195 E2 with 20.00%, Airbus A320-100/200 with 20.00%, and Boeing 737 MAX 8 with 10.00%.
What is the most popular airline from Phoenix Sky Harbor Intl Airport to Buffalo?
momondo data reveals that the most frequently booked airline on the route from Phoenix Sky Harbor Intl Airport to Buffalo is Southwest, representing 31% of all bookings. The subsequent popular airlines are American Airlines at 30%, United Airlines at 15%, and Delta at 12%.

Best airlines flying from Phoenix Sky Harbor Intl Airport to Buffalo

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

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $127	Free Cancellation	Rating 5.6 2,856 reviews	Search Frontier flights
Delta	PriceFrom $177	Free Cancellation	Rating 7.8 8,454 reviews	Search Delta flights
United Airlines	PriceFrom $236	Free Cancellation	Rating 7.4 9,895 reviews	Search United Airlines flights
Southwest	PriceFrom $262	Free Cancellation	Rating 7.9 4,246 reviews	Search Southwest flights
JetBlue	PriceFrom $268	Free Cancellation	Rating 7.1 3,013 reviews	Search JetBlue flights
American Airlines	PriceFrom $296	Free Cancellation	Rating 7.1 11,771 reviews	Search American Airlines flights

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Amherst

Tonawanda

Williamsville

Orchard Park

Grand Island

Bowmansville

West Seneca

Lockport

East Aurora

Eden

Angola

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Phoenix to Buffalo. Millions of users trust and use momondo every year so you are in good hands.

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

Flights from Phoenix to Buffalo with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once all potential Phoenix to Buffalo flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes momondo offers price alerts on flights to Buffalo from Phoenix. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Buffalo 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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Cheap flights from Phoenix Sky Harbor Intl Airport to Buffalo from $119

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Delta flights from Phoenix Sky Harbor Intl Airport to Buffalo

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

Southwest flights from Phoenix Sky Harbor Intl Airport to Buffalo

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

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

See travel insights to Buffalo from

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

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

What is the cheapest month to fly to Buffalo?

What is the cheapest day to depart on your flight to Buffalo?

What is the cheapest time of day to depart on your flight to Buffalo?

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

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

What cabin class options are available on Phoenix Sky Harbor Intl Airport to Buffalo flights?

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

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

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

What airlines fly to Buffalo?

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

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

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

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

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

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

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

Fastest flight time

Direct flights

Airports in Buffalo

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

Best airlines flying from Phoenix Sky Harbor Intl Airport to Buffalo

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

Traveling to a place near Buffalo?

Why use momondo?

An easier way to manage your Buffalo 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.

Get notified when prices go down

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

Find better results for your trip to the United States

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

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