BUF to BWI: Distance and Flight Time
The distance from Buffalo Niagara International Airport (BUF) to Baltimore/Washington International Thurgood Marshall Airport (BWI) is 453 km (281 mi). A typical nonstop flight covers it in about 1h 5m, heading southeast. The distance is the same in either direction (BWI to BUF).
How far is it from Buffalo to Baltimore?
The great-circle distance between Buffalo Niagara International Airport (BUF) and Baltimore/Washington International Thurgood Marshall Airport (BWI) is 453 km (281 mi, 245 nautical miles). That is the straight-line distance; a real flight is a little longer because of air-traffic routing.
How long is the flight from BUF to BWI?
A nonstop flight typically takes about 1h 5m. This is an estimate from the distance; actual block times depend on the aircraft, winds and the exact routing. BWI is roughly southeast of BUF.
How is the BUF to BWI route written in code?
The pair is written BUF-BWI in IATA codes and KBUF-KBWI in ICAO codes, the form used on a flight plan. Buffalo Niagara International Airport is BUF (KBUF), Baltimore/Washington International Thurgood Marshall Airport is BWI (KBWI).
| BUF | BWI | |
|---|---|---|
| Airport | Buffalo Niagara International Airport | Baltimore/Washington International Thurgood Marshall Airport |
| ICAO code | KBUF | KBWI |
| Country | United States | United States |
| Elevation | 728 ft | 146 ft |
| Rank by connections | #406 | #107 |
Both ICAO codes start with K, the prefix ICAO assigns to the contiguous United States, so this is a route inside one ICAO region. How ICAO prefixes are laid out.
BWI sits 582 ft (177 m) lower than BUF, which is a real difference in air density on takeoff.
Airlines flying BUF to BWI
1 airline appear on this route in the open route dataset, 1 of them still listed as active. Each row gives the IATA code, the ICAO code and the radio callsign, which is what an air traffic controller hears:
| IATA | Airline | ICAO | Callsign | Status |
|---|---|---|---|---|
| WN | Southwest Airlines | SWA | Southwest | Active |
A further 1 carrier sell this pair as a codeshare without operating it: FL.
Route and carrier data comes from the OpenFlights open dataset, regenerated here on . It is a historical snapshot of scheduled connections, not a live schedule, and it includes codeshare listings, so some carriers shown may no longer operate the route or exist. How we build this · Data and sources.
Frequently asked questions
How far is Buffalo from Baltimore?
Buffalo Niagara International Airport (BUF) and Baltimore/Washington International Thurgood Marshall Airport (BWI) are 453 km (281 mi, 245 nautical miles) apart in a straight line.
How long is the flight from BUF to BWI?
A typical nonstop flight between BUF and BWI takes about 1h 5m. Actual times vary with aircraft type, winds and routing.
What direction is BWI from BUF?
Baltimore/Washington International Thurgood Marshall Airport (BWI) lies roughly southeast of Buffalo Niagara International Airport (BUF).
Which airlines fly BUF to BWI?
1 airline appear on the BUF-BWI route in the open dataset, including Southwest Airlines.
Related routes
Other routes from Buffalo (BUF):
Other routes from Baltimore (BWI):
BUF airport code · BWI airport code · Busiest airports worldwide