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Cheap flights from Phoenix Sky Harbor Intl Airport to Buffalo from $101

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Phoenix Sky Harbor Intl Airport to Buffalo departing on 4/27. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
1:01 am - 12:14 pm
PHX
-
BUF
9h 13m
1 stop
American Airlines Logo
7:40 pm - 12:07 am
BUF
-
PHX
7h 27m
1 stop
$237American Airlines
Mon, Mar 2 - Wed, Mar 11
Southwest Logo
11:55 pm - 10:10 am
PHX
-
BUF
7h 15m
1 stop
Southwest Logo
3:55 pm - 8:05 pm
BUF
-
PHX
7h 10m
1 stop
$245Southwest
Mon, Mar 9 - Mon, Mar 16
Southwest Logo
11:55 pm - 10:30 am
PHX
-
BUF
7h 35m
1 stop
Southwest Logo
1:20 pm - 8:30 pm
BUF
-
PHX
10h 10m
2 stops
$250Southwest
Thu, Mar 12 - Tue, Mar 17
United Airlines Logo
7:07 am - 4:40 pm
PHX
-
BUF
6h 33m
1 stop
United Airlines Logo
5:47 pm - 11:17 pm
BUF
-
PHX
8h 30m
1 stop
$278United Airlines
Tue, Aug 4 - Fri, Aug 7
United Airlines Logo
10:08 am - 11:16 pm
PHX
-
BUF
10h 08m
2 stops
United Airlines Logo
5:47 pm - 11:17 pm
BUF
-
PHX
8h 30m
1 stop
$283United Airlines
Tue, Aug 4 - Fri, Aug 7
American Airlines Logo
10:15 am - 10:32 pm
PHX
-
BUF
9h 17m
1 stop
American Airlines Logo
6:30 am - 11:42 am
BUF
-
PHX
8h 12m
1 stop
$308American Airlines
Wed, Jul 29 - Wed, Aug 5
Frontier Logo
3:10 pm - 12:44 pm
PHX
-
BUF
19h 34m
1 stop
Frontier Logo
1:48 pm - 11:59 pm
BUF
-
PHX
36h 11m
2 stops
$309Frontier
Thu, Feb 26 - Mon, Mar 2
Multiple Airlines Logo
3:10 pm - 12:44 pm
PHX
-
BUF
19h 34m
1 stop
Multiple Airlines Logo
1:39 pm - 12:40 am
BUF
-
PHX
37h 01m
2 stops
$310Multiple Airlines
Thu, Feb 26 - Thu, Mar 5
Southwest Logo
2:30 pm - 12:10 am
PHX
-
BUF
7h 40m
1 stop
Southwest Logo
5:55 pm - 12:05 am
BUF
-
PHX
9h 10m
1 stop
$312Southwest
Thu, Mar 5 - Thu, Mar 12
United Airlines Logo
10:08 am - 11:16 pm
PHX
-
BUF
10h 08m
2 stops
United Airlines Logo
5:50 pm - 9:44 pm
BUF
-
PHX
6h 54m
1 stop
$317United Airlines
Tue, Aug 4 - Tue, Aug 11

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
Mar 9
PHX11:55 pmPhoenix Sky Harbor Intl
7h 15m
1 stop
BUF10:10 amBuffalo
Mar 16
BUF3:55 pmBuffalo
7h 10m
1 stop
PHX8:05 pmPhoenix Sky Harbor Intl
$245
Southwest
Mar 12
PHX11:55 pmPhoenix Sky Harbor Intl
7h 35m
1 stop
BUF10:30 amBuffalo
Mar 17
BUF1:20 pmBuffalo
10h 10m
2 stops
PHX8:30 pmPhoenix Sky Harbor Intl
$250
Southwest
Mar 5
PHX2:30 pmPhoenix Sky Harbor Intl
7h 40m
1 stop
BUF12:10 amBuffalo
Mar 12
BUF5:55 pmBuffalo
9h 10m
1 stop
PHX12:05 amPhoenix Sky Harbor Intl
$312

United Airlines flights from Phoenix Sky Harbor Intl Airport to Buffalo

Our best United Airlines deals on Phoenix Sky Harbor Intl Airport to Buffalo flight tickets
United Airlines
Aug 4
PHX7:07 amPhoenix Sky Harbor Intl
6h 33m
1 stop
BUF4:40 pmBuffalo
Aug 7
BUF5:47 pmBuffalo
8h 30m
1 stop
PHX11:17 pmPhoenix Sky Harbor Intl
$278
United Airlines
Aug 4
PHX10:08 amPhoenix Sky Harbor Intl
10h 08m
2 stops
BUF11:16 pmBuffalo
Aug 7
BUF5:47 pmBuffalo
8h 30m
1 stop
PHX11:17 pmPhoenix Sky Harbor Intl
$283
United Airlines
Aug 4
PHX10:08 amPhoenix Sky Harbor Intl
10h 08m
2 stops
BUF11:16 pmBuffalo
Aug 11
BUF5:50 pmBuffalo
6h 54m
1 stop
PHX9:44 pmPhoenix Sky Harbor Intl
$317

momondo Fare Finder

 
Customize your flight search to find flights from Phoenix Sky Harbor Intl Airport to Buffalo that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated February 8, 2026.
Use the filters below to find and compare flights from Phoenix Sky Harbor Intl Airport to Buffalo that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PhoenixBuffalo

PHX - BUF

PHXBUF

Phoenix Sky Harbor Intl

Mon 3/2

1:01 am-12:14 pm

1 stop9h 13m

Buffalo

Wed 3/11

7:40 pm-12:07 am

1 stop7h 27m

$237

PhoenixBuffalo

PHX - BUF

PHXBUF

Phoenix Sky Harbor Intl

Mon 3/9

11:55 pm-10:10 am

1 stop7h 15m

Buffalo

Mon 3/16

3:55 pm-8:05 pm

1 stop7h 10m

$245

PhoenixBuffalo

PHX - BUF

PHXBUF

Phoenix Sky Harbor Intl

Thu 3/12

11:55 pm-10:30 am

1 stop7h 35m

Buffalo

Tue 3/17

1:20 pm-8:30 pm

2 stops10h 10m

$250

PhoenixBuffalo

PHX - BUF

PHXBUF

Phoenix Sky Harbor Intl

Tue 8/4

7:07 am-4:40 pm

1 stop6h 33m

Buffalo

Fri 8/7

5:47 pm-11:17 pm

1 stop8h 30m

$278

PhoenixBuffalo

PHX - BUF

PHXBUF

Phoenix Sky Harbor Intl

Tue 8/4

10:08 am-11:16 pm

2 stops10h 08m

Buffalo

Fri 8/7

5:47 pm-11:17 pm

1 stop8h 30m

$283

PhoenixBuffalo

PHX - BUF

PHXBUF

Phoenix Sky Harbor Intl

Wed 7/29

10:15 am-10:32 pm

1 stop9h 17m

Buffalo

Wed 8/5

6:30 am-11:42 am

1 stop8h 12m

$308

PhoenixBuffalo

PHX - BUF

PHXBUF

Phoenix Sky Harbor Intl

Thu 2/26

3:10 pm-12:44 pm

1 stop19h 34m

Buffalo

Mon 3/2

1:48 pm-11:59 pm

2 stops36h 11m

$309

PhoenixBuffalo

PHX - BUF

PHXBUF

Phoenix Sky Harbor Intl

Thu 2/26

3:10 pm-12:44 pm

1 stop19h 34m

Buffalo

Thu 3/5

1:39 pm-12:40 am

2 stops37h 01m

$310

PhoenixBuffalo

PHX - BUF

PHXBUF

Phoenix Sky Harbor Intl

Thu 3/5

2:30 pm-12:10 am

1 stop7h 40m

Buffalo

Thu 3/12

5:55 pm-12:05 am

1 stop9h 10m

$312

PhoenixBuffalo

PHX - BUF

PHXBUF

Phoenix Sky Harbor Intl

Tue 8/4

10:08 am-11:16 pm

2 stops10h 08m

Buffalo

Tue 8/11

5:50 pm-9:44 pm

1 stop6h 54m

$317

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Buffalo from

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

What is the cheapest month to fly to Buffalo?

If you aren’t able to travel during the month of June, 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 June, still average around $338.

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

Our data shows that Friday 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 $456. 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 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 $406 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 $321 on momondo.

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

There is only 1 cabin class available to choose from on Phoenix Sky Harbor Intl 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 32% 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 February 2026, prices for Phoenix Sky Harbor Intl Airport to Buffalo flights are approximately 24% 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, Tue, 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, Tuesday, Friday, Saturday and Sunday. The only airline offering direct flights is Southwest.
There is 1 airport in Buffalo. From Phoenix Sky Harbor Intl Airport there are direct flights to Buffalo (BUF).
Search flight deals

  • 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?

  • 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?

  • What is the most popular airline 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
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $91Free CancellationRating
5.7
3,052 reviews
Search Frontier flights
DeltaPriceFrom $246Free CancellationRating
7.9
8,172 reviews
Search Delta flights
United AirlinesPriceFrom $248Free CancellationRating
7.4
9,254 reviews
Search United Airlines flights
American AirlinesPriceFrom $248Free CancellationRating
7.2
11,249 reviews
Search American Airlines flights
JetBluePriceFrom $268Free CancellationRating
7.2
2,896 reviews
Search JetBlue flights
SouthwestPriceFrom $273Free CancellationRating
8.0
4,280 reviews
Search Southwest flights

  • Southwest Flights From Phoenix Sky Harbor Intl Airport to Buffalo

    Southwest flight deals from Phoenix Sky Harbor Intl Airport to Buffalo start from $273 round-trip. Over the 2 Southwest flights for this route in a normal week, average airfare is usually $475 round-trip - but some users have found much cheaper deals with momondo.

Traveling to a place near Buffalo?

Book flights to Buffalo if you plan to visit one of these locations
Batavia
Cheektowaga
Amherst
Grand Island
Tonawanda
Williamsville
Orchard Park
Lockport
West Seneca
Bowmansville
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.

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