$104+ Cheap flights from Buffalo (BUF) to Sky Harbor Intl (PHX)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/29. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — PHX
Sep 3 — Sep 101
Round-trip
1 adult, Economy
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Find cheap flights from Buffalo to Sky Harbor Intl with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Buffalo to Phoenix Sky Harbor Intl are usually found in September or May, booked 52 days in advance, depart on a Thursday or Sunday and return on a Thursday
Cheap flight deals from Buffalo to Sky Harbor Intl
Cheapest
Best
Last-minute
One-way
Cheapest flights from Buffalo to Sky Harbor IntlExplore the most affordable flight options available from Buffalo to Sky Harbor Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 4, 2026.
Explore the most affordable flight options available from Buffalo to Sky Harbor Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 4, 2026.
This Frontier deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/122:48 pm
BUF
- PHX
1 stop10h 28m
Frontier
Mon 8/1711:23 pm
PHX
- BUF
1 stop8h 06m
Frontier
Deal found 7/31![Frontier logo]()
$245
This Frontier deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/107:57 pm
BUF
- PHX
1 stop17h 38m
Frontier
Sun 8/1612:12 am
PHX
- BUF
1 stop30h 11m
Frontier
Deal found 8/2![Frontier logo]()
$247
This Kiwi.com deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2911:36 am
BUF
- PHX
1 stop9h 55m
Frontier
Sat 9/59:10 am
PHX
- BUF
1 stop22h 19m
Frontier
Deal found 8/1![Frontier logo]()
$250
This CheapOair deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/139:33 pm
BUF
- PHX
1 stop16h 02m
Frontier
Sun 8/1612:12 am
PHX
- BUF
1 stop30h 11m
Frontier
Deal found 7/31![Frontier logo]()
$255
This Frontier deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/142:48 pm
BUF
- PHX
1 stop7h 56m
Frontier
Mon 8/1711:23 pm
PHX
- BUF
1 stop8h 06m
Frontier
Deal found 7/30![Frontier logo]()
$265
This Priceline deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/511:36 am
BUF
- PHX
1 stop9h 55m
Multiple Airlines
Sat 9/121:32 pm
PHX
- BUF
1 stop7h 20m
Multiple Airlines
Deal found 7/30![Multiple Airlines logo]()
$273
This Kiwi.com deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/88:54 pm
BUF
- PHX
1 stop30h 02m
Frontier
Sat 10/179:00 am
PHX
- BUF
2 stops24h 18m
Frontier
Deal found 8/2![Frontier logo]()
$279
This Frontier deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/812:28 pm
BUF
- PHX
1 stop12h 48m
Frontier
Mon 8/1011:23 pm
PHX
- BUF
1 stop8h 06m
Frontier
Deal found 7/30![Frontier logo]()
$282
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2111:36 am
BUF
- PHX
2 stops28h 06m
Frontier
Mon 8/2412:19 pm
PHX
- BUF
1 stop19h 10m
Frontier
Deal found 7/30![Frontier logo]()
$284
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/111:36 am
BUF
- PHX
1 stop26h 38m
Frontier
Tue 9/89:10 am
PHX
- BUF
2 stops24h 45m
Frontier
Deal found 7/30![Frontier logo]()
$286
Best flights from Buffalo to Sky Harbor IntlDiscover carefully curated flight deals from Buffalo to Sky Harbor Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 4, 2026.
Discover carefully curated flight deals from Buffalo to Sky Harbor Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 4, 2026.
This Delta deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/254:13 pm
BUF
- PHX
1 stop7h 43m
Delta
Wed 8/261:18 pm
PHX
- BUF
1 stop7h 41m
Delta
Deal found 8/2![Delta logo]()
$307
This United Airlines deal was found by Cheapflights users on 8/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/167:00 am
BUF
- PHX
1 stop8h 56m
United Airlines
Sat 9/197:10 am
PHX
- BUF
1 stop6h 44m
United Airlines
Deal found 8/3![United Airlines logo]()
$307
This Southwest deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/235:45 pm
BUF
- PHX
1 stop9h 20m
Southwest
Fri 10/307:45 am
PHX
- BUF
2 stops7h 55m
Southwest
Deal found 8/1![Southwest logo]()
$312
This Delta deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/3112:21 pm
BUF
- PHX
1 stop7h 14m
Delta
Mon 11/211:59 pm
PHX
- BUF
1 stop9h 17m
Delta
Deal found 7/31![Delta logo]()
$307
This Southwest deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/243:40 pm
BUF
- PHX
2 stops9h 30m
Southwest
Fri 10/307:45 am
PHX
- BUF
2 stops7h 55m
Southwest
Deal found 7/31![Southwest logo]()
$317
This United Airlines deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/152:53 pm
BUF
- PHX
2 stops9h 44m
United Airlines
Tue 9/221:34 pm
PHX
- BUF
1 stop6h 03m
United Airlines
Deal found 7/30![United Airlines logo]()
$332
This Delta deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/173:53 pm
BUF
- PHX
1 stop10h 44m
Delta
Wed 8/1911:05 pm
PHX
- BUF
1 stop6h 10m
Delta
Deal found 8/2![Delta logo]()
$307
This Southwest deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/2312:35 pm
BUF
- PHX
2 stops8h 20m
Southwest
Sat 9/261:25 pm
PHX
- BUF
1 stop6h 25m
Southwest
Deal found 8/1![Southwest logo]()
$358
This United Airlines deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2110:30 am
BUF
- PHX
2 stops9h 40m
United Airlines
Sun 8/231:34 pm
PHX
- BUF
1 stop6h 03m
United Airlines
Deal found 7/31![United Airlines logo]()
$362
This Southwest deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2610:40 am
BUF
- PHX
2 stops9h 05m
Southwest
Sun 11/12:05 pm
PHX
- BUF
2 stops9h 55m
Southwest
Deal found 8/1![Southwest logo]()
$409
This United Airlines deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/3010:10 am
BUF
- PHX
2 stops11h 28m
United Airlines
Sat 10/311:49 pm
PHX
- BUF
1 stop7h 06m
United Airlines
Deal found 7/31![United Airlines logo]()
$412
Last-minute flights from Buffalo to Sky Harbor IntlDiscover last-minute flight deals from Buffalo to Sky Harbor Intl. Data last updated August 4, 2026 and is based on user searches.
Discover last-minute flight deals from Buffalo to Sky Harbor Intl. Data last updated August 4, 2026 and is based on user searches.
This Booking.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/37:57 pm
BUF
- PHX
1 stop17h 33m
Frontier
Mon 8/1011:23 pm
PHX
- BUF
1 stop8h 06m
Frontier
Deal found 7/30![Frontier logo]()
$288
This Frontier deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/812:28 pm
BUF
- PHX
1 stop12h 48m
Frontier
Wed 8/1211:23 pm
PHX
- BUF
1 stop8h 06m
Frontier
Deal found 7/30![Frontier logo]()
$282
This Frontier deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/107:57 pm
BUF
- PHX
1 stop17h 38m
Frontier
Sun 8/1612:12 am
PHX
- BUF
1 stop30h 11m
Frontier
Deal found 8/2![Frontier logo]()
$247
This Frontier deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/122:48 pm
BUF
- PHX
1 stop10h 28m
Frontier
Mon 8/1711:23 pm
PHX
- BUF
1 stop8h 06m
Frontier
Deal found 7/31![Frontier logo]()
$245
This CheapOair deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/139:33 pm
BUF
- PHX
1 stop16h 02m
Frontier
Sun 8/1612:12 am
PHX
- BUF
1 stop30h 11m
Frontier
Deal found 7/31![Frontier logo]()
$255
This Frontier deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/142:48 pm
BUF
- PHX
1 stop7h 56m
Frontier
Mon 8/1711:23 pm
PHX
- BUF
1 stop8h 06m
Frontier
Deal found 7/30![Frontier logo]()
$265
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2111:36 am
BUF
- PHX
2 stops28h 06m
Frontier
Mon 8/2412:19 pm
PHX
- BUF
1 stop19h 10m
Frontier
Deal found 7/30![Frontier logo]()
$284
This Kiwi.com deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2911:36 am
BUF
- PHX
1 stop9h 55m
Frontier
Sat 9/59:10 am
PHX
- BUF
1 stop22h 19m
Frontier
Deal found 8/1![Frontier logo]()
$250
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/111:36 am
BUF
- PHX
1 stop26h 38m
Frontier
Tue 9/89:10 am
PHX
- BUF
2 stops24h 45m
Frontier
Deal found 7/30![Frontier logo]()
$286
This Priceline deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/511:36 am
BUF
- PHX
1 stop9h 55m
Multiple Airlines
Sat 9/121:32 pm
PHX
- BUF
1 stop7h 20m
Multiple Airlines
Deal found 7/30![Multiple Airlines logo]()
$273
One-way flights from Buffalo to Sky Harbor IntlSearch for one-way flight options from Buffalo to Sky Harbor Intl. Find affordable one-way fares based on user searches. Data last updated August 4, 2026.
Search for one-way flight options from Buffalo to Sky Harbor Intl. Find affordable one-way fares based on user searches. Data last updated August 4, 2026.
This Frontier deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2911:36 am
BUF
- PHX
1 stop9h 55m
Frontier
Deal found 7/29![Frontier logo]()
$104
This Booking.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/139:33 pm
BUF
- PHX
1 stop16h 02m
Frontier
Deal found 7/30![Frontier logo]()
$110
This Justfly.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/1510:02 pm
BUF
- PHX
1 stop15h 33m
Frontier
Deal found 7/30![Frontier logo]()
$115
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1811:36 am
BUF
- PHX
2 stops28h 06m
Frontier
Deal found 7/30![Frontier logo]()
$128
This Kiwi.com deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/21:40 pm
BUF
- PHX
2 stops11h 10m
Frontier
Deal found 8/1![Frontier logo]()
$131
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/281:40 pm
BUF
- PHX
2 stops32h 10m
Frontier
Deal found 7/30![Frontier logo]()
$132
This Kiwi.com deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/301:40 pm
BUF
- PHX
2 stops26h 26m
Frontier
Deal found 8/1![Frontier logo]()
$133
This Kiwi.com deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/3111:36 am
BUF
- PHX
2 stops28h 06m
Frontier
Deal found 7/29![Frontier logo]()
$134
This Kiwi.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/111:36 am
BUF
- PHX
1 stop26h 38m
Frontier
Deal found 7/30![Frontier logo]()
$136
Find flight deals from Buffalo to Sky Harbor Intl
Discover tips and strategies to find the most affordable flight options for your journey from Buffalo (BUF) to Sky Harbor Intl (PHX). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 4, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $245 (Frontier) |
One-way from | $104 (Frontier) |
Popular in | November |
Cheapest in | September |
Average price | $347 |
Good round-trip deal | $466 or less |
Good one-way deal | $269 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Buffalo to Sky Harbor Intl 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, Cheapflights users made 2,558,603 searches. Data last updated August 4, 2026.
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
Cheapest round-trip
BuffaloPhoenix
BUF - PHX
BUFPHX
Buffalo
Tue 8/25
4:13 pm-8:56 pm
1 stop7h 43m
Phoenix Sky Harbor Intl
Wed 8/26
1:18 pm-11:59 pm
1 stop7h 41m
$307
BuffaloPhoenix
BUF - PHX
BUFPHX
Buffalo
Wed 9/16
7:00 am-12:56 pm
1 stop8h 56m
Phoenix Sky Harbor Intl
Sat 9/19
7:10 am-4:54 pm
1 stop6h 44m
$307
BuffaloPhoenix
BUF - PHX
BUFPHX
Buffalo
Sat 10/31
12:21 pm-4:35 pm
1 stop7h 14m
Phoenix Sky Harbor Intl
Mon 11/2
11:59 pm-11:16 am
1 stop9h 17m
$307
BuffaloPhoenix
BUF - PHX
BUFPHX
Buffalo
Mon 8/17
3:53 pm-11:37 pm
1 stop10h 44m
Phoenix Sky Harbor Intl
Wed 8/19
11:05 pm-8:15 am
1 stop6h 10m
$307
BuffaloPhoenix
BUF - PHX
BUFPHX
Buffalo
Fri 10/23
5:45 pm-12:05 am
1 stop9h 20m
Phoenix Sky Harbor Intl
Fri 10/30
7:45 am-6:40 pm
2 stops7h 55m
$312
BuffaloPhoenix
BUF - PHX
BUFPHX
Buffalo
Sat 10/24
3:40 pm-10:10 pm
2 stops9h 30m
Phoenix Sky Harbor Intl
Fri 10/30
7:45 am-6:40 pm
2 stops7h 55m
$317
BuffaloPhoenix
BUF - PHX
BUFPHX
Buffalo
Tue 9/15
2:53 pm-9:37 pm
2 stops9h 44m
Phoenix Sky Harbor Intl
Tue 9/22
1:34 pm-10:37 pm
1 stop6h 03m
$332
Quickest round-trip
BuffaloPhoenix
BUF - PHX
BUFPHX
Buffalo
Wed 9/23
12:35 pm-5:55 pm
2 stops8h 20m
Phoenix Sky Harbor Intl
Sat 9/26
1:25 pm-10:50 pm
1 stop6h 25m
$358
BuffaloPhoenix
BUF - PHX
BUFPHX
Buffalo
Fri 8/21
10:30 am-5:10 pm
2 stops9h 40m
Phoenix Sky Harbor Intl
Sun 8/23
1:34 pm-10:37 pm
1 stop6h 03m
$362
BuffaloPhoenix
BUF - PHX
BUFPHX
Buffalo
Mon 10/26
10:40 am-4:45 pm
2 stops9h 05m
Phoenix Sky Harbor Intl
Sun 11/1
2:05 pm-2:00 am
2 stops9h 55m
$409
Showing 1-10 of 22 resultsSorted by cheapest first
Compare providers for flights from Buffalo to Sky Harbor Intl
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Buffalo to Sky Harbor Intl in August.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
- Most accurate provider: When it comes to deals on Buffalo-Phoenix Sky Harbor Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Buffalo-Phoenix Sky Harbor Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Buffalo-Phoenix Sky Harbor Intl Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Buffalo-Phoenix Sky Harbor Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Buffalo-Phoenix Sky Harbor Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Buffalo to Sky Harbor Intl
Have a flexible travel schedule? Discover the best time to fly to Sky Harbor Intl from Buffalo with our price prediction graph.
BUF-PHX
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Buffalo to Phoenix Sky Harbor Intl Airport
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How far ahead should I book a flight from Buffalo to Phoenix Sky Harbor Intl Airport?
Booking 51 days in advance of your planned departure date is, on average, the best time to get cheap flights from Buffalo to Phoenix Sky Harbor Intl Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from Buffalo to Phoenix Sky Harbor Intl Airport?
Currently, September is the cheapest month in which you can book a flight from Buffalo to Phoenix Sky Harbor Intl Airport (average of $296). Flying from Buffalo to Phoenix Sky Harbor Intl Airport in November is currently the most expensive (average of $487). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from BUF to PHX?
Find hourly flight availability from Buffalo to Sky Harbor Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 4, 2026.
A simple way to save on the total cost of your ticket is to fly from Buffalo to Phoenix Sky Harbor Intl Airport at noon. If you’re flexible enough to do this you can expect to save up to 5% on your trip compared to booking a flight in the morning.
What’s the top layover airport for flights from Buffalo to Phoenix Sky Harbor Intl Airport?
Share of 1-stop round-trip flights from Buffalo to Phoenix Sky Harbor Intl Airport chosen by Cheapflights users in the past 12 months, using the same layover each way.
Chicago (ORD) – chosen by Cheapflights users on 33% of 1-stop itineraries from Buffalo to Phoenix Sky Harbor Intl Airport on Cheapflights.
What’s the cheapest layover airport for flights from Buffalo to Phoenix Sky Harbor Intl Airport?
Average round-trip fare for 1-stop flights from Buffalo to Phoenix Sky Harbor Intl Airport, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Philadelphia (PHL) is the most affordable 1-stop option, with an average round-trip price of $224.
What’s the fastest layover option from Buffalo to Phoenix Sky Harbor Intl Airport?
Shortest average travel time for 1-stop one-way flights from Buffalo to Phoenix Sky Harbor Intl Airport, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Chicago (ORD) have the shortest average one-way travel time for 1-stop routes: 6h 58m.
Which airport typically offers the quickest layover for flights from Buffalo to Phoenix Sky Harbor Intl Airport?
Average layover duration for 1-stop one-way flights from Buffalo to Phoenix Sky Harbor Intl Airport, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Chicago (ORD) offer the fastest connection on this route, with an average layover time of 1h 15m.
Reviews of airlines servicing Sky Harbor Intl
Get insights into the airlines that provide service to Sky Harbor Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Sky Harbor Intl. Reviews last updated August 4, 2026.
See what other customers who have flown with Southwest,Delta, andUnited Airlines from Buffalo to Phoenix Sky Harbor Intl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.6
Overall
8.0
Food
7.0
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentSherrie,Jan 2024
LAX - PHX
Crew
8.6
Overall
8.0
Food
7.0
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentSherrie,Jan 2024
LAX - PHX
Crew
8.6
Overall
8.0
Food
7.0
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentSherrie,Jan 2024
LAX - PHX
Crew
8.6
Overall
8.0
Food
7.0
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentSherrie,Jan 2024
LAX - PHX
Crew
8.6
Overall
8.0
Food
7.0
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentSherrie,Jan 2024
LAX - PHX
Crew
8.6
Overall
8.0
Food
7.0
Boarding
8.1
Entertainment
7.5
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentSherrie,Jan 2024
LAX - PHX
Related info for your journey
Find useful and relevant information for your journey from Buffalo to Sky Harbor Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Phoenix Sky Harbor Intl Airport?
Book flights to Phoenix Sky Harbor Intl Airport if you plan to visit one of these locationsGlendale
Buckeye
Goodyear
Surprise
Wickenburg
Paradise Valley
Peoria
Payson
Chandler
Casa Grande
Camp Verde
Globe
Fountain Hills
Guadalupe
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Buffalo and Sky Harbor Intl flights
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Top 6 airlines flying from Buffalo to Sky Harbor Intl
Discover the top 6 airlines that operate flights from Buffalo to Sky Harbor Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$94 | Average$250 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$212 | Average$345 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$236 | Average$326 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$246 | Average$400 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$246 | Average$402 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$247 | Average$453 | FlexibilityNo cancel fee | On-time63% |