20 destinations have scheduled flights from BUF, about 359 departures a week. Weekly frequencies come from airline schedules and observed departures, not live status.
| Destination | Flights per week | Airlines | Typical duration |
|---|---|---|---|
| Chicago O'Hare International Airport (ORD) | 36 | American Airlines, Albatross Airlines, Envoy Air Inc., Delta Air Lines | — |
| Orlando International Airport (MCO) | 31 | Southwest Airlines Co., Frontier Airlines, Inc., Top Air (Turkey) | — |
| John F. Kennedy International Airport (JFK) | 30 | Delta Air Lines, Top Air (Turkey) | — |
| LaGuardia Airport (LGA) | 29 | Delta Air Lines, American Airlines | — |
| Hartsfield Jackson Atlanta International Airport (ATL) | 26 | Delta Air Lines, Frontier Airlines, Inc. | — |
| Detroit Metropolitan Wayne County Airport (DTW) | 24 | Delta Air Lines | — |
| Baltimore/Washington International Thurgood Marshall Airport (BWI) | 22 | Southwest Airlines Co. | — |
| Ronald Reagan Washington National Airport (DCA) | 20 | American Airlines, Envoy Air Inc. | — |
| Philadelphia International Airport (PHL) | 19 | American Airlines, UPS Airlines | — |
| Tampa International Airport (TPA) | 19 | Southwest Airlines Co., Frontier Airlines, Inc. | — |
| Newark Liberty International Airport (EWR) | 18 | Albatross Airlines, UPS Airlines | — |
| Washington Dulles International Airport (IAD) | 17 | Albatross Airlines | — |
| Charlotte Douglas International Airport (CLT) | 16 | American Airlines | — |
| Boston Logan International Airport (BOS) | 14 | Envoy Air Inc., Top Air (Turkey) | — |
| Chicago Midway International Airport (MDW) | 11 | Southwest Airlines Co. | — |
| Nashville International Airport (BNA) | 10 | Southwest Airlines Co. | — |
| Fort Lauderdale Hollywood International Airport (FLL) | 7 | Top Air (Turkey) | — |
| Louisville Muhammad Ali International Airport (SDF) | 5 | UPS Airlines | — |
| Frederick W. Smith International Airport (MEM) | 4 | Four Island Air | — |
| Fort Wayne International Airport (FWA) | 1 | Four Island Air | — |
GET /routes returns each scheduled flight from BUF: airline, flight number, departure and arrival time, duration, days of operation and aircraft type.
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