$125 Cheap American Airlines flights Phoenix (PHX) to Buffalo (BUF)

You’ll find affordable round-trip American Airlines flights from $249 from PHX to BUF by organizing your results from “Price (lowest to highest)” on Expedia. Or search for deals from $125 for a one-way journey.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

American Airlines flights to Buffalo tend to be cheaper in the low-season months of January and February. Whether you need a round-trip or one-way ticket, you could find a better deal then.

Start searching one to three months ahead of your travel date to find cheaper fares on American Airlines flights from Sky Harbor Intl. Airport (PHX) to Buffalo Niagara Intl. Airport (BUF). You can save 25% by booking your domestic flight 34 to 86 days in advance compared to last-minute reservations made 6 to 12 days out. You could also reduce costs by buying your fare on a Sunday, as it’s 6% cheaper on average than a Monday, the most expensive day to book.* Time it well, and you can enjoy significant savings on domestic trips.*Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC’s global airline sales database.

Simply enter your dates, press search and use the “Nonstop” filter on Expedia to browse any direct flights from PHX to BUF with American Airlines or another airline.

Sort your results by “Morning” and “Early Morning” to browse the earliest flights from PHX to BUF. Jetting off early means you’re less likely to experience cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.

American Airlines flights from Sky Harbor Intl. Airport (PHX) to Buffalo touch down at Buffalo Niagara Intl. Airport (BUF). This is the main entry point here.

Changes are usually free within 24 hours of booking, but your airline may add a charge after that. For more details about modifying your flights, go to your “Trips,” select your flight and click on “Manage Booking.” If you’d like the flexibility to make changes without being charged, check the “Changes included” or “No cancel fee” filter when organizing your next break.