$99+ 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 7/11. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — BUF
Jun 22 — Jun 291
Round-trip
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 March or August, booked 71 days in advance, depart on a Friday or Tuesday and return on a Friday
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 May 23, 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 May 23, 2026.
This Frontier deal was found by Cheapflights users on 5/22. 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 6/811:00 pm
PHX
- BUF
1 stop9h 10m
Frontier
Mon 6/152:50 pm
BUF
- PHX
1 stop10h 30m
Frontier
Deal found 5/22![Frontier logo]()
$230
This CheapOair deal was found by Cheapflights users on 5/22. 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.
Wed 6/311:30 pm
PHX
- BUF
1 stop8h 11m
Frontier
Thu 6/119:02 pm
BUF
- PHX
1 stop16h 25m
Frontier
Deal found 5/22![Frontier logo]()
$240
This Frontier deal was found by Cheapflights users on 5/20. 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.
Wed 6/1011:40 pm
PHX
- BUF
1 stop8h 00m
Frontier
Wed 6/242:50 pm
BUF
- PHX
1 stop10h 30m
Frontier
Deal found 5/20![Frontier logo]()
$251
This Frontier deal was found by Cheapflights users on 5/22. 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 8/2911:35 pm
PHX
- BUF
1 stop8h 05m
Frontier
Sat 9/512:29 pm
BUF
- PHX
1 stop12h 51m
Frontier
Deal found 5/22![Frontier logo]()
$258
This Frontier deal was found by Cheapflights users on 5/23. 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 6/311:30 pm
PHX
- BUF
1 stop8h 11m
Frontier
Mon 6/82:49 pm
BUF
- PHX
1 stop8h 44m
Frontier
Deal found 5/23![Frontier logo]()
$260
This Frontier deal was found by Cheapflights users on 5/22. 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.
Tue 5/2611:30 pm
PHX
- BUF
1 stop11h 24m
Frontier
Fri 5/292:49 pm
BUF
- PHX
1 stop8h 44m
Frontier
Deal found 5/22![Frontier logo]()
$262
This Priceline deal was found by Cheapflights users on 5/21. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/119:50 pm
PHX
- BUF
1 stop9h 39m
Frontier
Sat 7/1812:28 pm
BUF
- PHX
1 stop10h 09m
Frontier
Deal found 5/21![Frontier logo]()
$263
This Kiwi.com deal was found by Cheapflights users on 5/18. 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 8/311:23 pm
PHX
- BUF
1 stop8h 31m
Frontier
Mon 8/172:50 pm
BUF
- PHX
2 stops23h 34m
Frontier
Deal found 5/18![Frontier logo]()
$267
This Mytrip deal was found by Cheapflights users on 5/23. 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.
Wed 6/311:30 pm
PHX
- BUF
1 stop8h 11m
Frontier
Sun 6/78:49 pm
BUF
- PHX
1 stop16h 56m
Frontier
Deal found 5/23![Frontier logo]()
$270
This CheapOair deal was found by Cheapflights users on 5/20. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/311:40 pm
PHX
- BUF
1 stop8h 54m
Frontier
Tue 7/79:02 pm
BUF
- PHX
1 stop16h 12m
Frontier
Deal found 5/20![Frontier logo]()
$272
This Booking.com deal was found by Cheapflights users on 5/21. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/1012:35 am
PHX
- BUF
1 stop15h 37m
Frontier
Tue 6/169:02 pm
BUF
- PHX
1 stop16h 25m
Frontier
Deal found 5/21![Frontier logo]()
$280
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 May 23, 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 May 23, 2026.
This Southwest deal was found by Cheapflights users on 5/22. 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 am
PHX
- BUF
1 stop7h 10m
Southwest
Mon 9/286:30 am
BUF
- PHX
2 stops15h 30m
Southwest
Deal found 5/22![Southwest logo]()
$380
This United Airlines deal was found by Cheapflights users on 5/23. 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 8/296:20 am
PHX
- BUF
1 stop7h 36m
United Airlines
Sun 9/610:30 am
BUF
- PHX
2 stops9h 40m
United Airlines
Deal found 5/23![United Airlines logo]()
$393
This Delta deal was found by Cheapflights users on 5/19. 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 6/153:36 pm
PHX
- BUF
1 stop5h 23m
Delta
Fri 6/196:29 am
BUF
- PHX
1 stop6h 27m
Delta
Deal found 5/19![Delta logo]()
$398
This Southwest deal was found by Cheapflights users on 5/21. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/253:10 pm
PHX
- BUF
2 stops15h 20m
Southwest
Mon 9/2811:25 am
BUF
- PHX
1 stop13h 55m
Southwest
Deal found 5/21![Southwest logo]()
$394
This United Airlines deal was found by Cheapflights users on 5/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/36:59 pm
PHX
- BUF
2 stops11h 52m
United Airlines
Fri 7/106:15 am
BUF
- PHX
2 stops9h 11m
United Airlines
Deal found 5/21![United Airlines logo]()
$407
This Southwest deal was found by Cheapflights users on 5/18. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/96:50 pm
PHX
- BUF
1 stop12h 35m
Southwest
Thu 6/187:35 am
BUF
- PHX
2 stops12h 00m
Southwest
Deal found 5/18![Southwest logo]()
$399
This Southwest deal was found by Cheapflights users on 5/20. 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.
Fri 7/107:30 pm
PHX
- BUF
2 stops9h 20m
Southwest
Mon 7/1312:40 pm
BUF
- PHX
1 stop11h 05m
Southwest
Deal found 5/20![Southwest logo]()
$404
This Southwest deal was found by Cheapflights users on 5/19. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/234:25 pm
PHX
- BUF
1 stop12h 45m
Southwest
Sun 7/261:20 pm
BUF
- PHX
2 stops13h 50m
Southwest
Deal found 5/19![Southwest logo]()
$415
This Southwest deal was found by Cheapflights users on 5/20. 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.
Mon 6/2210:25 pm
PHX
- BUF
1 stop6h 35m
Southwest
Mon 6/297:55 pm
BUF
- PHX
1 stop6h 40m
Southwest
Deal found 5/20![Southwest logo]()
$419
This Southwest deal was found by Cheapflights users on 5/18. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/159:05 am
PHX
- BUF
2 stops10h 35m
Southwest
Wed 7/299:00 am
BUF
- PHX
2 stops14h 35m
Southwest
Deal found 5/18![Southwest logo]()
$435
This Southwest deal was found by Cheapflights users on 5/18. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/167:15 pm
PHX
- BUF
1 stop12h 10m
Southwest
Sun 7/191:20 pm
BUF
- PHX
2 stops13h 50m
Southwest
Deal found 5/18![Southwest logo]()
$445
Last-minute flights from Sky Harbor Intl to BuffaloDiscover last-minute flight deals from Sky Harbor Intl to Buffalo. Data last updated May 23, 2026 and is based on user searches.
Discover last-minute flight deals from Sky Harbor Intl to Buffalo. Data last updated May 23, 2026 and is based on user searches.
This Frontier deal was found by Cheapflights users on 5/22. 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.
Tue 5/2611:30 pm
PHX
- BUF
1 stop11h 24m
Frontier
Fri 5/292:49 pm
BUF
- PHX
1 stop8h 44m
Frontier
Deal found 5/22![Frontier logo]()
$262
This Trip.com deal was found by Cheapflights users on 5/21. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/112:20 am
PHX
- BUF
1 stop15h 39m
Frontier
Tue 6/99:02 pm
BUF
- PHX
1 stop16h 25m
Frontier
Deal found 5/21![Frontier logo]()
$283
This CheapOair deal was found by Cheapflights users on 5/22. 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.
Wed 6/311:30 pm
PHX
- BUF
1 stop8h 11m
Frontier
Thu 6/119:02 pm
BUF
- PHX
1 stop16h 25m
Frontier
Deal found 5/22![Frontier logo]()
$240
This Frontier deal was found by Cheapflights users on 5/23. 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 6/311:30 pm
PHX
- BUF
1 stop8h 11m
Frontier
Mon 6/82:49 pm
BUF
- PHX
1 stop8h 44m
Frontier
Deal found 5/23![Frontier logo]()
$260
This Mytrip deal was found by Cheapflights users on 5/23. 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.
Wed 6/311:30 pm
PHX
- BUF
1 stop8h 11m
Frontier
Sun 6/78:49 pm
BUF
- PHX
1 stop16h 56m
Frontier
Deal found 5/23![Frontier logo]()
$270
This Frontier deal was found by Cheapflights users on 5/22. 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 6/511:30 pm
PHX
- BUF
1 stop8h 58m
Frontier
Mon 6/82:49 pm
BUF
- PHX
1 stop8h 44m
Frontier
Deal found 5/22![Frontier logo]()
$258
This Frontier deal was found by Cheapflights users on 5/21. 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.
Fri 6/511:30 pm
PHX
- BUF
1 stop8h 58m
Frontier
Sun 6/711:36 am
BUF
- PHX
1 stop13h 50m
Frontier
Deal found 5/21![Frontier logo]()
$293
This Frontier deal was found by Cheapflights users on 5/22. 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 6/811:00 pm
PHX
- BUF
1 stop9h 10m
Frontier
Mon 6/152:50 pm
BUF
- PHX
1 stop10h 30m
Frontier
Deal found 5/22![Frontier logo]()
$230
This Frontier deal was found by Cheapflights users on 5/20. 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.
Wed 6/1011:40 pm
PHX
- BUF
1 stop8h 00m
Frontier
Wed 6/242:50 pm
BUF
- PHX
1 stop10h 30m
Frontier
Deal found 5/20![Frontier logo]()
$251
This Booking.com deal was found by Cheapflights users on 5/21. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/1012:35 am
PHX
- BUF
1 stop15h 37m
Frontier
Tue 6/169:02 pm
BUF
- PHX
1 stop16h 25m
Frontier
Deal found 5/21![Frontier logo]()
$280
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 May 23, 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 May 23, 2026.
This Frontier deal was found by Cheapflights users on 5/20. 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.
Sat 7/1111:23 pm
PHX
- BUF
1 stop8h 06m
Frontier
Deal found 5/20![Frontier logo]()
$99
This Frontier deal was found by Cheapflights users on 5/20. 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.
Sat 6/1311:40 pm
PHX
- BUF
1 stop8h 00m
Frontier
Deal found 5/20![Frontier logo]()
$120
This Frontier deal was found by Cheapflights users on 5/23. 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 7/189:50 pm
PHX
- BUF
1 stop9h 39m
Frontier
Deal found 5/23![Frontier logo]()
$129
This Mytrip deal was found by Cheapflights users on 5/22. 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.
Sat 5/3011:30 pm
PHX
- BUF
1 stop8h 11m
Frontier
Deal found 5/22![Frontier logo]()
$131
This Kiwi.com deal was found by Cheapflights users on 5/20. 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 8/186:53 pm
PHX
- BUF
2 stops16h 02m
Frontier
Deal found 5/20![Frontier logo]()
$134
This Frontier deal was found by Cheapflights users on 5/23. 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 6/711:30 pm
PHX
- BUF
1 stop11h 24m
Frontier
Deal found 5/23![Frontier logo]()
$135
This Frontier deal was found by Cheapflights users on 5/22. 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 5/2811:30 pm
PHX
- BUF
1 stop11h 24m
Frontier
Deal found 5/22![Frontier logo]()
$137
This Mytrip deal was found by Cheapflights users on 5/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2110:51 pm
PHX
- BUF
1 stop16h 10m
Frontier
Deal found 5/20![Frontier logo]()
$142
This American Airlines deal was found by Cheapflights users on 5/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/102:09 pm
PHX
- BUF
1 stop7h 04m
American Airlines
Deal found 5/21![American Airlines logo]()
$148
This American Airlines deal was found by Cheapflights users on 5/23. 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 9/162:09 pm
PHX
- BUF
1 stop7h 04m
American Airlines
Deal found 5/23![American Airlines logo]()
$149
This Kiwi.com deal was found by Cheapflights users on 5/19. 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 8/116:53 pm
PHX
- BUF
2 stops16h 00m
Frontier
Deal found 5/19![Frontier logo]()
$151
This Southwest deal was found by Cheapflights users on 5/19. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/28:00 pm
PHX
- BUF
2 stops8h 50m
Southwest
Deal found 5/19![Southwest logo]()
$154
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 May 23, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $230 (Frontier) |
One-way from | $99 (Priceline) |
Popular in | November |
Cheapest in | March |
Average price | $358 |
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 May 23, 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
Cheapest round-trip
PhoenixBuffalo
PHX - BUF
PHXBUF
Phoenix Sky Harbor Intl
Wed 9/23
12:35 am-10:45 am
1 stop7h 10m
Buffalo
Mon 9/28
6:30 am-7:00 pm
2 stops15h 30m
$380
PhoenixBuffalo
PHX - BUF
PHXBUF
Phoenix Sky Harbor Intl
Sat 8/29
6:20 am-4:56 pm
1 stop7h 36m
Buffalo
Sun 9/6
10:30 am-5:10 pm
2 stops9h 40m
$393
PhoenixBuffalo
PHX - BUF
PHXBUF
Phoenix Sky Harbor Intl
Fri 9/25
3:10 pm-9:30 am
2 stops15h 20m
Buffalo
Mon 9/28
11:25 am-10:20 pm
1 stop13h 55m
$394
Quickest round-trip
PhoenixBuffalo
PHX - BUF
PHXBUF
Phoenix Sky Harbor Intl
Mon 6/15
3:36 pm-11:59 pm
1 stop5h 23m
Buffalo
Fri 6/19
6:29 am-9:56 am
1 stop6h 27m
$398
PhoenixBuffalo
PHX - BUF
PHXBUF
Phoenix Sky Harbor Intl
Tue 6/9
6:50 pm-10:25 am
1 stop12h 35m
Buffalo
Thu 6/18
7:35 am-4:35 pm
2 stops12h 00m
$399
PhoenixBuffalo
PHX - BUF
PHXBUF
Phoenix Sky Harbor Intl
Fri 7/10
7:30 pm-7:50 am
2 stops9h 20m
Buffalo
Mon 7/13
12:40 pm-8:45 pm
1 stop11h 05m
$404
PhoenixBuffalo
PHX - BUF
PHXBUF
Phoenix Sky Harbor Intl
Fri 7/3
6:59 pm-9:51 am
2 stops11h 52m
Buffalo
Fri 7/10
6:15 am-12:26 pm
2 stops9h 11m
$407
PhoenixBuffalo
PHX - BUF
PHXBUF
Phoenix Sky Harbor Intl
Thu 7/23
4:25 pm-8:10 am
1 stop12h 45m
Buffalo
Sun 7/26
1:20 pm-12:10 am
2 stops13h 50m
$415
PhoenixBuffalo
PHX - BUF
PHXBUF
Phoenix Sky Harbor Intl
Mon 6/22
10:25 pm-8:00 am
1 stop6h 35m
Buffalo
Mon 6/29
7:55 pm-11:35 pm
1 stop6h 40m
$419
PhoenixBuffalo
PHX - BUF
PHXBUF
Phoenix Sky Harbor Intl
Wed 7/15
9:05 am-10:40 pm
2 stops10h 35m
Buffalo
Wed 7/29
9:00 am-8:35 pm
2 stops14h 35m
$435
Showing 1-10 of 22 resultsSorted by cheapest first
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 May.
| 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?
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 70 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, March is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Buffalo (average of $292). Flying from Phoenix Sky Harbor Intl Airport to Buffalo in November is currently the most expensive (average of $468). 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 May 23, 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 May 23, 2026.
Read through reviews of airlines operating flights from Phoenix Sky Harbor Intl Airport to Buffalo, such as Southwest,Delta, andUnited Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.0
Crew
8.6
Food
7.0
Boarding
8.1
Overall
7.9
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Comfort
8.0
Crew
8.6
Food
7.0
Boarding
8.1
Overall
7.9
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Comfort
8.0
Crew
8.6
Food
7.0
Boarding
8.1
Overall
7.9
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Comfort
8.0
Crew
8.6
Food
7.0
Boarding
8.1
Overall
7.9
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Comfort
8.0
Crew
8.6
Food
7.0
Boarding
8.1
Overall
7.9
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Comfort
8.0
Crew
8.6
Food
7.0
Boarding
8.1
Overall
7.9
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
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
Amherst
Batavia
Williamsville
Orchard Park
Eden
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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 May 23, 2026.
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Sky Harbor Intl and Buffalo flights
Browse other Sky Harbor Intl and Buffalo flight options. Last updated on May 23, 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 May 23, 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 May 23, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$125 | Average$310 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$148 | Average$337 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$236 | Average$363 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$262 | Average$466 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$268 | Average$324 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$292 | Average$439 | FlexibilityNo cancel fee | On-time71% |