$91+ Cheap flights from Sky Harbor Intl (PHX) to Buffalo (BUF)
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 4/14. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — BUF
Mar 23 — Mar 301
1 adult, Economy
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Find cheap flights from Sky Harbor Intl to Buffalo 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 Phoenix Sky Harbor Intl to Buffalo are usually found in June or August, booked 25 days in advance, depart on a Friday or Tuesday and return on a Thursday
Cheap flight deals from Sky Harbor Intl to Buffalo
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Best
Last-minute
One-way
Cheapest flights from Sky Harbor Intl to BuffaloExplore the most affordable flight options available from Sky Harbor Intl to Buffalo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 21, 2026.
Explore the most affordable flight options available from Sky Harbor Intl to Buffalo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 21, 2026.
This Frontier deal was found by Cheapflights users on 2/18. 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 4/1710:30 pm
PHX
- BUF
1 stop10h 43m
Frontier
Mon 4/201:08 pm
BUF
- PHX
1 stop11h 15m
Frontier
Deal found 2/18![Frontier logo]()
$190
This Frontier deal was found by Cheapflights users on 2/21. 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.
Sun 4/1910:29 pm
PHX
- BUF
1 stop10h 18m
Frontier
Sun 4/263:58 pm
BUF
- PHX
1 stop10h 20m
Frontier
Deal found 2/21![Frontier logo]()
$211
This Priceline deal was found by Cheapflights users on 2/18. 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.
Mon 5/410:30 pm
PHX
- BUF
1 stop10h 43m
Multiple Airlines
Wed 5/66:00 am
BUF
- PHX
1 stop9h 22m
Multiple Airlines
Deal found 2/18![Multiple Airlines logo]()
$229
This American Airlines deal was found by Cheapflights users on 2/19. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/2411:35 pm
PHX
- BUF
1 stop8h 23m
American Airlines
Tue 4/76:59 pm
BUF
- PHX
1 stop7h 03m
American Airlines
Deal found 2/19![American Airlines logo]()
$236
This American Airlines deal was found by Cheapflights users on 2/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/311:24 am
PHX
- BUF
1 stop9h 25m
American Airlines
Wed 3/117:40 pm
BUF
- PHX
1 stop7h 27m
American Airlines
Deal found 2/17![American Airlines logo]()
$237
This United Airlines deal was found by Cheapflights users on 2/18. 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.
Thu 3/59:45 am
PHX
- BUF
2 stops9h 01m
United Airlines
Tue 3/105:29 pm
BUF
- PHX
1 stop7h 49m
United Airlines
Deal found 2/18![United Airlines logo]()
$242
This Kiwi.com deal was found by Cheapflights users on 2/18. 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 3/111:17 pm
PHX
- BUF
1 stop19h 48m
Frontier
Sun 3/1512:45 pm
BUF
- PHX
2 stops45h 54m
Frontier
Deal found 2/18![Frontier logo]()
$245
This Delta deal was found by Cheapflights users on 2/17. 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 6/811:55 pm
PHX
- BUF
1 stop8h 20m
Delta
Wed 6/173:50 pm
BUF
- PHX
1 stop8h 24m
Delta
Deal found 2/17![Delta logo]()
$257
This Delta deal was found by Cheapflights users on 2/20. 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.
Thu 7/2310:55 pm
PHX
- BUF
1 stop6h 28m
Delta
Tue 7/287:35 pm
BUF
- PHX
1 stop6h 21m
Delta
Deal found 2/20![Delta logo]()
$258
This Kiwi.com deal was found by Cheapflights users on 2/19. 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 4/2112:58 pm
PHX
- BUF
1 stop20h 44m
Frontier
Fri 4/2412:18 pm
BUF
- PHX
2 stops23h 20m
Frontier
Deal found 2/19![Frontier logo]()
$261
Best flights from Sky Harbor Intl to BuffaloDiscover carefully curated flight deals from Sky Harbor Intl to Buffalo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 21, 2026.
Discover carefully curated flight deals from Sky Harbor Intl to Buffalo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 21, 2026.
This American Airlines deal was found by Cheapflights users on 2/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/311:24 am
PHX
- BUF
1 stop9h 25m
American Airlines
Wed 3/117:40 pm
BUF
- PHX
1 stop7h 27m
American Airlines
Deal found 2/17![American Airlines logo]()
$237
This United Airlines deal was found by Cheapflights users on 2/19. 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 7/2211:12 am
PHX
- BUF
1 stop6h 51m
United Airlines
Tue 7/287:00 am
BUF
- PHX
1 stop7h 03m
United Airlines
Deal found 2/19![United Airlines logo]()
$237
This Delta deal was found by Cheapflights users on 2/17. 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 7/2110:55 pm
PHX
- BUF
1 stop6h 28m
Delta
Tue 7/287:35 pm
BUF
- PHX
1 stop6h 21m
Delta
Deal found 2/17![Delta logo]()
$237
This American Airlines deal was found by Cheapflights users on 2/18. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/41:01 am
PHX
- BUF
1 stop9h 13m
American Airlines
Tue 3/106:34 am
BUF
- PHX
1 stop9h 36m
American Airlines
Deal found 2/18![American Airlines logo]()
$237
This Delta deal was found by Cheapflights users on 2/19. 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 3/2310:30 pm
PHX
- BUF
1 stop9h 31m
Delta
Tue 3/244:53 pm
BUF
- PHX
1 stop7h 21m
Delta
Deal found 2/19![Delta logo]()
$237
This United Airlines deal was found by Cheapflights users on 2/18. 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.
Sat 6/611:50 pm
PHX
- BUF
1 stop7h 15m
United Airlines
Sun 6/75:58 pm
BUF
- PHX
1 stop8h 24m
United Airlines
Deal found 2/18![United Airlines logo]()
$237
This Delta deal was found by Cheapflights users on 2/18. 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.
Thu 5/283:36 pm
PHX
- BUF
1 stop5h 23m
Delta
Wed 6/34:55 pm
BUF
- PHX
1 stop8h 41m
Delta
Deal found 2/18![Delta logo]()
$237
This American Airlines deal was found by Cheapflights users on 2/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/36:00 am
PHX
- BUF
1 stop9h 54m
American Airlines
Sat 3/77:51 pm
BUF
- PHX
1 stop7h 16m
American Airlines
Deal found 2/17![American Airlines logo]()
$237
This United Airlines deal was found by Cheapflights users on 2/18. 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.
Thu 3/59:45 am
PHX
- BUF
2 stops9h 01m
United Airlines
Tue 3/105:29 pm
BUF
- PHX
1 stop7h 49m
United Airlines
Deal found 2/18![United Airlines logo]()
$242
This Delta deal was found by Cheapflights users on 2/18. 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.
Sun 7/267:05 am
PHX
- BUF
1 stop8h 36m
Delta
Sat 8/17:35 pm
BUF
- PHX
1 stop6h 21m
Delta
Deal found 2/18![Delta logo]()
$237
This American Airlines deal was found by Cheapflights users on 2/18. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/41:00 pm
PHX
- BUF
1 stop7h 49m
American Airlines
Wed 3/117:40 pm
BUF
- PHX
1 stop7h 27m
American Airlines
Deal found 2/18![American Airlines logo]()
$237
Last-minute flights from Sky Harbor Intl to BuffaloDiscover last-minute flight deals from Sky Harbor Intl to Buffalo. Data last updated February 21, 2026 and is based on user searches.
Discover last-minute flight deals from Sky Harbor Intl to Buffalo. Data last updated February 21, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 2/20. 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 2/2412:58 pm
PHX
- BUF
1 stop8h 01m
United Airlines
Sat 2/287:00 am
BUF
- PHX
1 stop7h 33m
United Airlines
Deal found 2/20![United Airlines logo]()
$301
This United Airlines deal was found by Cheapflights users on 2/19. 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 2/2512:35 pm
PHX
- BUF
1 stop6h 16m
United Airlines
Fri 2/275:24 pm
BUF
- PHX
1 stop7h 39m
United Airlines
Deal found 2/19![United Airlines logo]()
$277
This American Airlines deal was found by Cheapflights users on 2/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/311:24 am
PHX
- BUF
1 stop9h 25m
American Airlines
Wed 3/117:40 pm
BUF
- PHX
1 stop7h 27m
American Airlines
Deal found 2/17![American Airlines logo]()
$237
This Southwest deal was found by Cheapflights users on 2/20. 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.
Tue 3/37:30 am
PHX
- BUF
1 stop5h 40m
Southwest
Tue 3/177:00 pm
BUF
- PHX
1 stop6h 40m
Southwest
Deal found 2/20![Southwest logo]()
$269
This United Airlines deal was found by Cheapflights users on 2/20. 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 3/312:58 pm
PHX
- BUF
2 stops8h 46m
United Airlines
Tue 3/172:49 pm
BUF
- PHX
1 stop7h 58m
United Airlines
Deal found 2/20![United Airlines logo]()
$274
This United Airlines deal was found by Cheapflights users on 2/18. 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.
Thu 3/59:45 am
PHX
- BUF
2 stops9h 01m
United Airlines
Tue 3/1010:32 am
BUF
- PHX
1 stop7h 41m
United Airlines
Deal found 2/18![United Airlines logo]()
$242
This Mytrip deal was found by Cheapflights users on 2/18. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/512:59 am
PHX
- BUF
1 stop7h 50m
Frontier
Mon 3/169:25 pm
BUF
- PHX
1 stop29h 19m
Frontier
Deal found 2/18![Frontier logo]()
$286
This Kiwi.com deal was found by Cheapflights users on 2/18. 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 3/111:17 pm
PHX
- BUF
1 stop19h 48m
Frontier
Sun 3/1512:45 pm
BUF
- PHX
2 stops45h 54m
Frontier
Deal found 2/18![Frontier logo]()
$245
This American Airlines deal was found by Cheapflights users on 2/19. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/2311:51 pm
PHX
- BUF
1 stop8h 58m
American Airlines
Wed 3/257:40 pm
BUF
- PHX
1 stop7h 27m
American Airlines
Deal found 2/19![American Airlines logo]()
$293
This American Airlines deal was found by Cheapflights users on 2/19. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/2411:35 pm
PHX
- BUF
1 stop8h 23m
American Airlines
Tue 4/76:59 pm
BUF
- PHX
1 stop7h 03m
American Airlines
Deal found 2/19![American Airlines logo]()
$236
One-way flights from Sky Harbor Intl to BuffaloSearch for one-way flight options from Sky Harbor Intl to Buffalo. Find affordable one-way fares based on user searches. Data last updated February 21, 2026.
Search for one-way flight options from Sky Harbor Intl to Buffalo. Find affordable one-way fares based on user searches. Data last updated February 21, 2026.
This Kiwi.com deal was found by Cheapflights users on 2/18. 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 4/146:51 pm
PHX
- BUF
2 stops14h 51m
Frontier
Deal found 2/18![Frontier logo]()
$91
This Frontier deal was found by Cheapflights users on 2/20. 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.
Thu 4/1610:29 pm
PHX
- BUF
1 stop9h 44m
Frontier
Deal found 2/20![Frontier logo]()
$95
This Kiwi.com deal was found by Cheapflights users on 2/18. 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 5/166:45 pm
PHX
- BUF
2 stops14h 28m
Frontier
Deal found 2/18![Frontier logo]()
$97
This Frontier deal was found by Cheapflights users on 2/20. 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 4/2710:29 pm
PHX
- BUF
1 stop11h 13m
Frontier
Deal found 2/20![Frontier logo]()
$101
This Kiwi.com deal was found by Cheapflights users on 2/18. 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 4/209:24 pm
PHX
- BUF
2 stops36h 18m
Frontier
Deal found 2/18![Frontier logo]()
$103
This Kiwi.com deal was found by Cheapflights users on 2/20. 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 4/216:51 pm
PHX
- BUF
2 stops14h 51m
Frontier
Deal found 2/20![Frontier logo]()
$109
This Kiwi.com deal was found by Cheapflights users on 2/17. 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 4/139:24 pm
PHX
- BUF
2 stops36h 18m
Frontier
Deal found 2/17![Frontier logo]()
$113
This Kiwi.com deal was found by Cheapflights users on 2/18. 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 3/1810:24 am
PHX
- BUF
2 stops22h 41m
Frontier
Deal found 2/18![Frontier logo]()
$115
This Frontier deal was found by Cheapflights users on 2/19. 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.
Thu 4/3010:29 pm
PHX
- BUF
1 stop9h 54m
Frontier
Deal found 2/19![Frontier logo]()
$116
This Trip.com deal was found by Cheapflights users on 2/17. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/48:04 pm
PHX
- BUF
2 stops14h 50m
Frontier
Deal found 2/17![Frontier logo]()
$118
This Delta deal was found by Cheapflights users on 2/20. 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.
Wed 3/1810:30 pm
PHX
- BUF
1 stop9h 31m
Delta
Deal found 2/20![Delta logo]()
$119
Find flight deals from Sky Harbor Intl to Buffalo
Discover tips and strategies to find the most affordable flight options for your journey from Sky Harbor Intl (PHX) to Buffalo (BUF). 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 February 21, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $190 (Frontier) |
One-way from | $91 (Kiwi.com) |
Popular in | November |
Cheapest in | June |
Average price | $441 |
Good one-way deal | $266 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Sky Harbor Intl 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, Cheapflights users made 2,558,603 searches. Data last updated February 21, 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
Sky Harbor Intl
Fly to
Buffalo
Route
Depart
Return
Price
PhoenixBuffalo
PHX - BUF
PHXBUF
Phoenix Sky Harbor Intl
Tue 3/3
11:24 am-10:49 pm
1 stop9h 25m
Buffalo
Wed 3/11
7:40 pm-12:07 am
1 stop7h 27m
$237
PhoenixBuffalo
PHX - BUF
PHXBUF
Phoenix Sky Harbor Intl
Wed 7/22
11:12 am-9:03 pm
1 stop6h 51m
Buffalo
Tue 7/28
7:00 am-11:03 am
1 stop7h 03m
$237
PhoenixBuffalo
PHX - BUF
PHXBUF
Phoenix Sky Harbor Intl
Tue 7/21
10:55 pm-8:23 am
1 stop6h 28m
Buffalo
Tue 7/28
7:35 pm-10:56 pm
1 stop6h 21m
$237
PhoenixBuffalo
PHX - BUF
PHXBUF
Phoenix Sky Harbor Intl
Wed 3/4
1:01 am-12:14 pm
1 stop9h 13m
Buffalo
Tue 3/10
6:34 am-1:10 pm
1 stop9h 36m
$237
PhoenixBuffalo
PHX - BUF
PHXBUF
Phoenix Sky Harbor Intl
Mon 3/23
10:30 pm-11:01 am
1 stop9h 31m
Buffalo
Tue 3/24
4:53 pm-9:14 pm
1 stop7h 21m
$237
PhoenixBuffalo
PHX - BUF
PHXBUF
Phoenix Sky Harbor Intl
Sat 6/6
11:50 pm-10:05 am
1 stop7h 15m
Buffalo
Sun 6/7
5:58 pm-11:22 pm
1 stop8h 24m
$237
PhoenixBuffalo
PHX - BUF
PHXBUF
Phoenix Sky Harbor Intl
Thu 5/28
3:36 pm-11:59 pm
1 stop5h 23m
Buffalo
Wed 6/3
4:55 pm-10:36 pm
1 stop8h 41m
$237
PhoenixBuffalo
PHX - BUF
PHXBUF
Phoenix Sky Harbor Intl
Tue 3/3
6:00 am-5:54 pm
1 stop9h 54m
Buffalo
Sat 3/7
7:51 pm-1:07 am
1 stop7h 16m
$237
PhoenixBuffalo
PHX - BUF
PHXBUF
Phoenix Sky Harbor Intl
Sun 7/26
7:05 am-6:41 pm
1 stop8h 36m
Buffalo
Sat 8/1
7:35 pm-10:56 pm
1 stop6h 21m
$237
PhoenixBuffalo
PHX - BUF
PHXBUF
Phoenix Sky Harbor Intl
Wed 3/4
1:00 pm-10:49 pm
1 stop7h 49m
Buffalo
Wed 3/11
7:40 pm-12:07 am
1 stop7h 27m
$237
Showing 1-10 of 22 results
Compare providers for flights from Sky Harbor Intl to Buffalo
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 Sky Harbor Intl to Buffalo in February.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy- | Trust Score*1 star |
- Most accurate provider: When it comes to deals on Phoenix Sky Harbor Intl Airport-Buffalo flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Phoenix Sky Harbor Intl Airport-Buffalo flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Phoenix Sky Harbor Intl Airport-Buffalo flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Phoenix Sky Harbor Intl Airport-Buffalo 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 Phoenix Sky Harbor Intl Airport-Buffalo 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 Sky Harbor Intl to Buffalo
Have a flexible travel schedule? Discover the best time to fly to Buffalo from Sky Harbor Intl with our price prediction graph.
PHX-BUF
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 Phoenix Sky Harbor Intl Airport to Buffalo
How far ahead should I book a flight from Phoenix Sky Harbor Intl Airport to Buffalo?
Use this chart to determine the optimal time to book a round-trip flight from Sky Harbor Intl to Buffalo. Price data was last updated on February 18, 2026.
To ensure you get the cheapest price possible for a flight from Phoenix Sky Harbor Intl Airport to Buffalo, you should look to book at least 25 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from Phoenix Sky Harbor Intl Airport to Buffalo?
Currently, July is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Buffalo (average of $138). Flying from Phoenix Sky Harbor Intl Airport to Buffalo in December is currently the most expensive (average of $297). 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 PHX to BUF?
Find hourly flight availability from Sky Harbor Intl to Buffalo. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 21, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Phoenix Sky Harbor Intl Airport to Buffalo as you normally would.
Reviews of airlines servicing Buffalo
Get insights into the airlines that provide service to Buffalo. 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 Buffalo. Reviews last updated February 21, 2026.
Read through reviews of airlines operating flights from Phoenix Sky Harbor Intl Airport to Buffalo, such as Southwest, Delta, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Crew
8.6
Entertainment
7.5
Overall
8.0
Food
7.0
Comfort
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Boarding
8.1
Crew
8.6
Entertainment
7.5
Overall
8.0
Food
7.0
Comfort
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Boarding
8.1
Crew
8.6
Entertainment
7.5
Overall
8.0
Food
7.0
Comfort
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Boarding
8.1
Crew
8.6
Entertainment
7.5
Overall
8.0
Food
7.0
Comfort
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Boarding
8.1
Crew
8.6
Entertainment
7.5
Overall
8.0
Food
7.0
Comfort
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Boarding
8.1
Crew
8.6
Entertainment
7.5
Overall
8.0
Food
7.0
Comfort
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Related info for your journey
Find useful and relevant information for your journey from Sky Harbor Intl to Buffalo. 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 Buffalo?
Book flights to Buffalo if you plan to visit one of these locationsLockport
Cheektowaga
Batavia
Williamsville
Orchard Park
Eden
Amherst
West Seneca
Browse thousands of different options on Cheapflights for your next trip
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Other flights to Buffalo
Explore flights to Buffalo departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on February 21, 2026.
Complete your trip
Complete your trip to Buffalo by adding a car rental and/or hotel reservation to your travel itinerary.
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Find flights from Sky Harbor Intl to Buffalo, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Sky Harbor Intl and Buffalo flights
Browse other Sky Harbor Intl and Buffalo flight options. Last updated on February 21, 2026.
Other flights from Sky Harbor Intl
Browse through other flights departing from Sky Harbor Intl. Flights are based on user searches made on Cheapflights and were last updated on February 21, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 6 airlines flying from Sky Harbor Intl to Buffalo
Discover the top 6 airlines that operate flights from Sky Harbor Intl to Buffalo. 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 February 21, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$91 | Average$293 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$195 | Average$321 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$198 | Average$324 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$248 | Average$362 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$248 | Average$388 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$272 | Average$468 | FlexibilityNo cancel fee | On-time63% |