Flights Baltimore → Buffalo
BWI → BUF
Route overview
The flight route from Baltimore to Buffalo operates with a Boeing 737-800 aircraft and has an on-time performance rate of 67%, with an average delay of 16.7 minutes per flight. Over the past year, this route has seen 422 total flights, connecting Baltimore's historic airport, which opened in 1947, to Buffalo, a city served by an airport that handles approximately 4.6 million passengers annually.
Your rights on this US flight (DOT)
US flights have no statutory cash compensation for delays. Under the US DOT rules, if your flight is cancelled or significantly changed and you decline rebooking, you're owed an automatic refund of the unused ticket. The tarmac-delay limit is 3 hours (domestic) / 4 hours (international). Amenities for controllable delays depend on each airline's contract of carriage.
US flight refund rules & checker →General information, not legal advice.
The Baltimore (BWI) → Buffalo (BUF) route is operated by Southwest Airlines. Across 564 flights monitored in recent months, 65% arrived on time (within 15 min of schedule), with an average delay of 18 minutes. The cancellation rate is 3.90%. FlightGuard's average computed risk is 22.9/100 (medium), updated in real time from weather, ATC delays, strikes, NOTAMs, fuel and flight history. At Buffalo the average ATFM delay is 2.0 minutes (main cause: atfm). Departing from Baltimore the average ATFM delay is 2.0 minutes.
Heading to Buffalo: what to expect in this direction
Flying from Baltimore (BWI) to Buffalo (BUF) heads north for about 453 km, a flight time of roughly 59m.
Departures from Baltimore on this leg cluster in the morning window: about 38% of BWI-BUF flights take off then.
Air-traffic congestion: departing Baltimore the average ATFM delay is 2.0 min (atfm); arriving into Buffalo it is 2.0 min (atfm).
Across 564 tracked BWI-BUF flights, 65% left on time with an average delay of 18 min and a 3.9% cancellation rate.
Route facts
Flights on this route
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Airline punctuality on this route
| Airline | On-time | Average delay | Cancellations |
|---|---|---|---|
| Southwest Airlines (WN) | 73% | 6 min | 3.1% |
Airlines operating BWI-BUF
Airports
Frequently asked questions about BWI-BUF
On the Baltimore (BWI) -> Buffalo (BUF) route, on-time performance is 65% with an average delay of 18 minutes, based on 564 tracked flights.
The cancellation rate on Baltimore-Buffalo is 3.90% across 564 monitored flights.
The route is operated by 1 airline: Southwest Airlines.
Enter your flight number on FlightGuard for a real-time analysis based on 9 factors: weather at Buffalo, ATC delays, strikes, NOTAMs, fuel, airline punctuality and recent trends.
US flights have no statutory cash compensation for delays. Under US DOT rules, if the airline cancels or significantly changes your flight and you decline rebooking, you're owed an automatic refund of the unused ticket. The tarmac-delay limit is 3 hours (domestic) / 4 hours (international). Meals or hotels for controllable delays depend on each airline's contract of carriage.
