Phoenix to Buffalo flights in May 2027

Saved fares include round trips from $440 and one-way flights from $230 for one adult in economy. Fare observations: October 29, 2026.

Departure airports: Phoenix (PHX). Destination: Buffalo (BUF).

PHX → BUF · May 2027 · One adult in economy

Travel dates Airline Stops Total (USD)
May 1, 2027 · One way Southwest Airlines Up to 1 stop each way $230
May 1, 2027 · One way American Airlines Up to 1 stop each way $250
May 1, 2027 – May 4, 2027 · 3 nights Southwest Airlines Up to 1 stop each way $440
May 1, 2027 – May 4, 2027 · 3 nights American Airlines / Delta Air Lines Up to 1 stop each way $480
May 1, 2027 – May 8, 2027 · 7 nights Southwest Airlines Up to 1 stop each way $465
May 1, 2027 – May 8, 2027 · 7 nights American Airlines / Southwest Airlines Up to 1 stop each way $478
May 2, 2027 · One way American Airlines Up to 1 stop each way $250
May 2, 2027 · One way Southwest Airlines Nonstop $260
May 2, 2027 – May 5, 2027 · 3 nights American Airlines / Southwest Airlines Up to 1 stop each way $478
May 2, 2027 – May 5, 2027 · 3 nights Southwest Airlines Nonstop $490
May 2, 2027 – May 9, 2027 · 7 nights American Airlines / Southwest Airlines Up to 1 stop each way $478
May 2, 2027 – May 9, 2027 · 7 nights Southwest Airlines Nonstop $490
May 3, 2027 · One way American Airlines Up to 1 stop each way $250
May 3, 2027 · One way Southwest Airlines Nonstop $260
May 3, 2027 – May 6, 2027 · 3 nights American Airlines / Southwest Airlines Up to 1 stop each way $478
May 3, 2027 – May 6, 2027 · 3 nights Southwest Airlines Nonstop $490
May 3, 2027 – May 10, 2027 · 7 nights American Airlines / Southwest Airlines Up to 1 stop each way $478
May 3, 2027 – May 10, 2027 · 7 nights Southwest Airlines Nonstop $490
May 4, 2027 · One way Southwest Airlines Up to 1 stop each way $230
May 4, 2027 · One way American Airlines Up to 1 stop each way $250
May 4, 2027 – May 7, 2027 · 3 nights Southwest Airlines Up to 1 stop each way $440
May 4, 2027 – May 7, 2027 · 3 nights American Airlines / Delta Air Lines Up to 1 stop each way $480
May 4, 2027 – May 11, 2027 · 7 nights Southwest Airlines Up to 1 stop each way $440
May 4, 2027 – May 11, 2027 · 7 nights American Airlines / Delta Air Lines Up to 1 stop each way $480
May 5, 2027 · One way American Airlines Up to 1 stop each way $250
May 5, 2027 · One way Southwest Airlines Nonstop $260
May 5, 2027 – May 8, 2027 · 3 nights American Airlines / Southwest Airlines Up to 1 stop each way $478
May 5, 2027 – May 8, 2027 · 3 nights Southwest Airlines Nonstop $490
May 5, 2027 – May 12, 2027 · 7 nights American Airlines / Southwest Airlines Up to 1 stop each way $478
May 5, 2027 – May 12, 2027 · 7 nights Southwest Airlines Nonstop $490
May 6, 2027 · One way American Airlines Up to 1 stop each way $250
May 6, 2027 · One way Southwest Airlines Nonstop $260
May 6, 2027 – May 9, 2027 · 3 nights American Airlines / Southwest Airlines Up to 1 stop each way $478
May 6, 2027 – May 9, 2027 · 3 nights Southwest Airlines Nonstop $490
May 6, 2027 – May 13, 2027 · 7 nights American Airlines / Southwest Airlines Up to 1 stop each way $478
May 6, 2027 – May 13, 2027 · 7 nights Southwest Airlines Nonstop $490
May 7, 2027 · One way Southwest Airlines Up to 1 stop each way $230
May 7, 2027 · One way American Airlines Up to 1 stop each way $250
May 7, 2027 – May 10, 2027 · 3 nights Southwest Airlines Up to 1 stop each way $465
May 7, 2027 – May 10, 2027 · 3 nights American Airlines / Southwest Airlines Up to 1 stop each way $478
May 7, 2027 – May 14, 2027 · 7 nights Southwest Airlines Up to 1 stop each way $440
May 7, 2027 – May 14, 2027 · 7 nights American Airlines / Delta Air Lines Up to 1 stop each way $480
May 8, 2027 · One way Southwest Airlines Up to 1 stop each way $230
May 8, 2027 · One way American Airlines Up to 1 stop each way $250
May 8, 2027 – May 11, 2027 · 3 nights Southwest Airlines Up to 1 stop each way $440
May 8, 2027 – May 11, 2027 · 3 nights American Airlines / Delta Air Lines Up to 1 stop each way $480
May 8, 2027 – May 15, 2027 · 7 nights Southwest Airlines Up to 1 stop each way $465
May 8, 2027 – May 15, 2027 · 7 nights American Airlines / Southwest Airlines Up to 1 stop each way $478
May 9, 2027 · One way American Airlines Up to 1 stop each way $250
May 9, 2027 · One way Southwest Airlines Nonstop $260
May 9, 2027 – May 12, 2027 · 3 nights American Airlines / Southwest Airlines Up to 1 stop each way $478
May 9, 2027 – May 12, 2027 · 3 nights Southwest Airlines Nonstop $490
May 9, 2027 – May 16, 2027 · 7 nights American Airlines / Southwest Airlines Up to 1 stop each way $478
May 9, 2027 – May 16, 2027 · 7 nights Southwest Airlines Nonstop $490
May 10, 2027 · One way American Airlines Up to 1 stop each way $250
May 10, 2027 · One way Southwest Airlines Nonstop $260
May 10, 2027 – May 13, 2027 · 3 nights American Airlines / Southwest Airlines Up to 1 stop each way $478
May 10, 2027 – May 13, 2027 · 3 nights Southwest Airlines Nonstop $490
May 10, 2027 – May 17, 2027 · 7 nights American Airlines / Southwest Airlines Up to 1 stop each way $478
May 10, 2027 – May 17, 2027 · 7 nights Southwest Airlines Nonstop $490
May 11, 2027 · One way Southwest Airlines Up to 1 stop each way $230
May 11, 2027 · One way American Airlines Up to 1 stop each way $250
May 11, 2027 – May 14, 2027 · 3 nights Southwest Airlines Up to 1 stop each way $440
May 11, 2027 – May 14, 2027 · 3 nights American Airlines / Delta Air Lines Up to 1 stop each way $480
May 11, 2027 – May 18, 2027 · 7 nights Southwest Airlines Up to 1 stop each way $440
May 11, 2027 – May 18, 2027 · 7 nights American Airlines / Delta Air Lines Up to 1 stop each way $480
May 12, 2027 · One way American Airlines Up to 1 stop each way $250
May 12, 2027 · One way Southwest Airlines Nonstop $260
May 12, 2027 – May 15, 2027 · 3 nights American Airlines / Southwest Airlines Up to 1 stop each way $478
May 12, 2027 – May 15, 2027 · 3 nights Southwest Airlines Nonstop $490
May 12, 2027 – May 19, 2027 · 7 nights American Airlines / Southwest Airlines Up to 1 stop each way $478
May 12, 2027 – May 19, 2027 · 7 nights Southwest Airlines Nonstop $490
May 13, 2027 · One way American Airlines Up to 1 stop each way $250
May 13, 2027 · One way Southwest Airlines Nonstop $260
May 13, 2027 – May 16, 2027 · 3 nights American Airlines / Southwest Airlines Up to 1 stop each way $478
May 13, 2027 – May 16, 2027 · 3 nights Southwest Airlines Nonstop $490
May 13, 2027 – May 20, 2027 · 7 nights American Airlines / Southwest Airlines Up to 1 stop each way $478
May 13, 2027 – May 20, 2027 · 7 nights Southwest Airlines Nonstop $490
May 14, 2027 · One way Southwest Airlines Up to 1 stop each way $230
May 14, 2027 · One way American Airlines Up to 1 stop each way $250
May 14, 2027 – May 17, 2027 · 3 nights Southwest Airlines Up to 1 stop each way $465
May 14, 2027 – May 17, 2027 · 3 nights American Airlines / Southwest Airlines Up to 1 stop each way $478
May 14, 2027 – May 21, 2027 · 7 nights Southwest Airlines Up to 1 stop each way $440
May 14, 2027 – May 21, 2027 · 7 nights American Airlines / Delta Air Lines Up to 1 stop each way $480
May 15, 2027 · One way Southwest Airlines Up to 1 stop each way $230
May 15, 2027 · One way American Airlines Up to 1 stop each way $250
May 15, 2027 – May 18, 2027 · 3 nights Southwest Airlines Up to 1 stop each way $440
May 15, 2027 – May 18, 2027 · 3 nights American Airlines / Delta Air Lines Up to 1 stop each way $480
May 15, 2027 – May 22, 2027 · 7 nights Southwest Airlines Up to 1 stop each way $465
May 15, 2027 – May 22, 2027 · 7 nights American Airlines / Southwest Airlines Up to 1 stop each way $478
May 16, 2027 · One way American Airlines Up to 1 stop each way $250
May 16, 2027 · One way Southwest Airlines Nonstop $260
May 16, 2027 – May 19, 2027 · 3 nights American Airlines / Southwest Airlines Up to 1 stop each way $478
May 16, 2027 – May 19, 2027 · 3 nights Southwest Airlines Nonstop $490
May 16, 2027 – May 23, 2027 · 7 nights American Airlines / Southwest Airlines Up to 1 stop each way $478
May 16, 2027 – May 23, 2027 · 7 nights Southwest Airlines Nonstop $490
May 17, 2027 · One way American Airlines Up to 1 stop each way $250
May 17, 2027 · One way Southwest Airlines Nonstop $260
May 17, 2027 – May 20, 2027 · 3 nights American Airlines / Southwest Airlines Up to 1 stop each way $478
May 17, 2027 – May 20, 2027 · 3 nights Southwest Airlines Nonstop $490
May 17, 2027 – May 24, 2027 · 7 nights American Airlines / Southwest Airlines Up to 1 stop each way $478
May 17, 2027 – May 24, 2027 · 7 nights Southwest Airlines Nonstop $490
May 18, 2027 · One way Southwest Airlines Up to 1 stop each way $230
May 18, 2027 · One way American Airlines Up to 1 stop each way $250
May 18, 2027 – May 21, 2027 · 3 nights Southwest Airlines Up to 1 stop each way $440
May 18, 2027 – May 21, 2027 · 3 nights American Airlines / Delta Air Lines Up to 1 stop each way $480
May 18, 2027 – May 25, 2027 · 7 nights Southwest Airlines Up to 1 stop each way $440
May 18, 2027 – May 25, 2027 · 7 nights American Airlines / Delta Air Lines Up to 1 stop each way $480
May 19, 2027 · One way American Airlines Up to 1 stop each way $250
May 19, 2027 · One way Southwest Airlines Nonstop $260
May 19, 2027 – May 22, 2027 · 3 nights American Airlines / Southwest Airlines Up to 1 stop each way $478
May 19, 2027 – May 22, 2027 · 3 nights Southwest Airlines Nonstop $490
May 19, 2027 – May 26, 2027 · 7 nights American Airlines / Southwest Airlines Up to 1 stop each way $478
May 19, 2027 – May 26, 2027 · 7 nights Southwest Airlines Nonstop $490
May 20, 2027 · One way American Airlines Up to 1 stop each way $250
May 20, 2027 · One way Southwest Airlines Nonstop $260
May 20, 2027 – May 23, 2027 · 3 nights American Airlines / Southwest Airlines Up to 1 stop each way $478
May 20, 2027 – May 23, 2027 · 3 nights Southwest Airlines Nonstop $490
May 20, 2027 – May 27, 2027 · 7 nights American Airlines / Southwest Airlines Up to 1 stop each way $514
May 20, 2027 – May 27, 2027 · 7 nights Southwest Airlines Nonstop $527
May 21, 2027 · One way Southwest Airlines Up to 1 stop each way $230
May 21, 2027 · One way American Airlines Up to 1 stop each way $250
May 21, 2027 – May 24, 2027 · 3 nights Southwest Airlines Up to 1 stop each way $465
May 21, 2027 – May 24, 2027 · 3 nights American Airlines / Southwest Airlines Up to 1 stop each way $478
May 21, 2027 – May 28, 2027 · 7 nights Southwest Airlines Up to 1 stop each way $473
May 21, 2027 – May 28, 2027 · 7 nights American Airlines / Delta Air Lines Up to 1 stop each way $517
May 22, 2027 · One way Southwest Airlines Up to 1 stop each way $230
May 22, 2027 · One way American Airlines Up to 1 stop each way $250
May 22, 2027 – May 25, 2027 · 3 nights Southwest Airlines Up to 1 stop each way $440
May 22, 2027 – May 25, 2027 · 3 nights American Airlines / Delta Air Lines Up to 1 stop each way $480
May 22, 2027 – May 29, 2027 · 7 nights Southwest Airlines Up to 1 stop each way $502
May 22, 2027 – May 29, 2027 · 7 nights American Airlines / Southwest Airlines Up to 1 stop each way $514
May 23, 2027 · One way American Airlines Up to 1 stop each way $250
May 23, 2027 · One way Southwest Airlines Nonstop $260
May 23, 2027 – May 26, 2027 · 3 nights American Airlines / Southwest Airlines Up to 1 stop each way $478
May 23, 2027 – May 26, 2027 · 3 nights Southwest Airlines Nonstop $490
May 23, 2027 – May 30, 2027 · 7 nights American Airlines / Southwest Airlines Up to 1 stop each way $514
May 23, 2027 – May 30, 2027 · 7 nights Southwest Airlines Nonstop $527
May 24, 2027 · One way American Airlines Up to 1 stop each way $250
May 24, 2027 · One way Southwest Airlines Nonstop $260
May 24, 2027 – May 27, 2027 · 3 nights American Airlines / Southwest Airlines Up to 1 stop each way $514
May 24, 2027 – May 27, 2027 · 3 nights Southwest Airlines Nonstop $527
May 24, 2027 – May 31, 2027 · 7 nights American Airlines / Southwest Airlines Up to 1 stop each way $514
May 24, 2027 – May 31, 2027 · 7 nights Southwest Airlines Nonstop $527
May 25, 2027 · One way Southwest Airlines Up to 1 stop each way $230
May 25, 2027 · One way American Airlines Up to 1 stop each way $250
May 25, 2027 – May 28, 2027 · 3 nights Southwest Airlines Up to 1 stop each way $473
May 25, 2027 – May 28, 2027 · 3 nights American Airlines / Delta Air Lines Up to 1 stop each way $517
May 25, 2027 – Jun 1, 2027 · 7 nights Southwest Airlines Up to 1 stop each way $473
May 25, 2027 – Jun 1, 2027 · 7 nights American Airlines / Delta Air Lines Up to 1 stop each way $517
May 26, 2027 · One way American Airlines Up to 1 stop each way $250
May 26, 2027 · One way Southwest Airlines Nonstop $260
May 26, 2027 – May 29, 2027 · 3 nights American Airlines / Southwest Airlines Up to 1 stop each way $514
May 26, 2027 – May 29, 2027 · 3 nights Southwest Airlines Nonstop $527
May 26, 2027 – Jun 2, 2027 · 7 nights American Airlines / Southwest Airlines Up to 1 stop each way $478
May 26, 2027 – Jun 2, 2027 · 7 nights Southwest Airlines Nonstop $490
May 27, 2027 · One way American Airlines Up to 1 stop each way $288
May 27, 2027 · One way Southwest Airlines Nonstop $299
May 27, 2027 – May 30, 2027 · 3 nights American Airlines / Southwest Airlines Up to 1 stop each way $549
May 27, 2027 – May 30, 2027 · 3 nights Southwest Airlines Nonstop $564
May 27, 2027 – Jun 3, 2027 · 7 nights American Airlines / Southwest Airlines Up to 1 stop each way $512
May 27, 2027 – Jun 3, 2027 · 7 nights Southwest Airlines Nonstop $527
May 28, 2027 · One way Southwest Airlines Up to 1 stop each way $265
May 28, 2027 · One way American Airlines Up to 1 stop each way $288
May 28, 2027 – May 31, 2027 · 3 nights Southwest Airlines Up to 1 stop each way $535
May 28, 2027 – May 31, 2027 · 3 nights American Airlines / Southwest Airlines Up to 1 stop each way $549
May 28, 2027 – Jun 4, 2027 · 7 nights Southwest Airlines Up to 1 stop each way $473
May 28, 2027 – Jun 4, 2027 · 7 nights American Airlines / Delta Air Lines Up to 1 stop each way $515
May 29, 2027 · One way Southwest Airlines Up to 1 stop each way $265
May 29, 2027 · One way American Airlines Up to 1 stop each way $288
May 29, 2027 – Jun 1, 2027 · 3 nights Southwest Airlines Up to 1 stop each way $506
May 29, 2027 – Jun 1, 2027 · 3 nights American Airlines / Delta Air Lines Up to 1 stop each way $552
May 29, 2027 – Jun 5, 2027 · 7 nights Southwest Airlines Up to 1 stop each way $498
May 29, 2027 – Jun 5, 2027 · 7 nights American Airlines / Southwest Airlines Up to 1 stop each way $512
May 30, 2027 · One way American Airlines Up to 1 stop each way $288
May 30, 2027 · One way Southwest Airlines Nonstop $299
May 30, 2027 – Jun 2, 2027 · 3 nights American Airlines / Southwest Airlines Up to 1 stop each way $512
May 30, 2027 – Jun 2, 2027 · 3 nights Southwest Airlines Nonstop $527
May 30, 2027 – Jun 6, 2027 · 7 nights American Airlines / Southwest Airlines Up to 1 stop each way $512
May 30, 2027 – Jun 6, 2027 · 7 nights Southwest Airlines Nonstop $527
May 31, 2027 · One way American Airlines Up to 1 stop each way $288
May 31, 2027 · One way Southwest Airlines Nonstop $299
May 31, 2027 – Jun 3, 2027 · 3 nights American Airlines / Southwest Airlines Up to 1 stop each way $512
May 31, 2027 – Jun 3, 2027 · 3 nights Southwest Airlines Nonstop $527
May 31, 2027 – Jun 7, 2027 · 7 nights American Airlines / Southwest Airlines Up to 1 stop each way $512
May 31, 2027 – Jun 7, 2027 · 7 nights Southwest Airlines Nonstop $527

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