Phoenix (PHX) to Buffalo (BUF) flights
One airline flies nonstop from Phoenix (PHX) to Buffalo (BUF): Southwest Airlines. The two airports are 1,908 miles (3,070 km) apart. There are also 26 ways to fly it with one stop, through Chicago, Detroit and Chicago and more.
Airlines flying nonstop from PHX to BUF
- Southwest AirlinesNot in an allianceWho books it
PHX to BUF with one stop
26 connections, most direct first. 2-stop routings and flight times are in Routes with Pro.
- Via Chicago (MDW)Southwest Airlines the whole way
- Via Detroit (DTW)American Airlines and Delta Air Lines the whole way
+1 - Via Chicago (ORD)American Airlines and United Airlines the whole way
- Via Denver (DEN)United Airlines and Southwest Airlines the whole way+1
- Via Minneapolis (MSP)Delta Air Lines and Southwest Airlines the whole way+2
- Via Dallas (DFW)American Airlines the whole way
- Via Nashville (BNA)Southwest Airlines the whole way
- Via Dallas (DAL)Southwest Airlines the whole way
- Via Dulles (IAD)United Airlines the whole way
- Via Las Vegas (LAS)American Airlines and Southwest Airlines the whole way
- Via Washington (DCA)American Airlines the whole way
- Via Baltimore (BWI)Southwest Airlines the whole way
- Via Atlanta (ATL)Delta Air Lines and Frontier Airlines the whole way+1
- Via Houston (HOU)Southwest Airlines the whole way
- Via Charlotte (CLT)American Airlines the whole way
PHX to BUF: common questions
Which airlines fly nonstop from PHX to BUF?
Southwest Airlines flies nonstop from Phoenix (PHX) to Buffalo (BUF).
How far is Phoenix from Buffalo by plane?
Phoenix (PHX) and Buffalo (BUF) are 1,908 miles (3,070 km) apart along the great circle, the shortest path a flight can take. Connections add distance on top.
How many miles does PHX to BUF cost?
It depends on the program: each prices the route from its own chart or dynamically. The Award Flight Pricer compares 30+ programs for PHX to BUF with taxes and fees.
Where can I connect between Phoenix and Buffalo?
The most direct connections are through Chicago (MDW), Detroit (DTW), Chicago (ORD), Denver (DEN) and Minneapolis (MSP). On 23 of them the same airline flies both flights, for example Southwest Airlines through Chicago.
More routes
Routes are scheduled nonstop flights. The route data is refreshed monthly; this list was last checked November 11, 2026. Seasonal routes and new launches can be missing or end early, so confirm with the airline before you book. Distances are great-circle, the shortest path between the two airports.