PlainFlights

BUF vs BWI - Airport Comparison

Select two airports to compare on-time performance, delays, cancellations, and top routes using U.S. Department of Transportation Bureau of Transportation Statistics (BTS) data (2020–2025) across all 50 states. See our methodology for how metrics are computed.

Airport A
BUF

Buffalo, NY

Buffalo, New York

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Airport B
BWI

Baltimore, MD

Baltimore, Maryland

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Key Performance Metrics

BTS on-time performance data, 2020–2025 cumulative.

Metric BUF BWI
On-Time Rate (higher is better) 80.6% 78.0%
Avg Delay (lower is better) 75.7 min 61.0 min
Delay Rate (lower is better) 19.4% 22.0%
Cancellation Rate (lower is better) 1.75% 1.25%
Total Flights 221,909 1,049,006
Delayed Flights 42,968 230,270
Cancelled Flights 3,878 13,150
Top Delay Cause Late Aircraft Carrier

✓ / ▲ indicates the more favorable value. Data: BTS On-Time Performance, 2020–2025.

Delay Cause Breakdown

BUF - Buffalo, NY

Late Aircraft 42.0%
Carrier 30.5%
NAS 22.9%
Weather 4.5%
Security 0.1%

BWI - Baltimore, MD

Carrier 38.9%
Late Aircraft 38.2%
NAS 18.9%
Weather 3.7%
Security 0.3%

Top Routes

Top routes from BUF

Route Flights On-Time
JFK → BUF
Buffalo
13,155 78.5%
BUF → JFK
New York
13,149 82.1%
BUF → ORD
Chicago
9,831 81.5%
ORD → BUF
Buffalo
9,803 79%
BUF → BWI
Baltimore
9,345 87.7%
BWI → BUF
Buffalo
9,340 74.6%

Top routes from BWI

Route Flights On-Time
ATL → BWI
Baltimore
31,846 80.2%
BWI → ATL
Atlanta
31,798 82.1%
MCO → BWI
Baltimore
29,125 77%
BWI → MCO
Orlando
29,050 76.2%
BWI → FLL
Fort Lauderdale
21,397 77.2%
FLL → BWI
Baltimore
21,264 79%

Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data (2020–2025) Bureau of Transportation Statistics (BTS), On-Time Performance Data (2020–2025) On-time rates exclude cancelled and diverted flights. PlainFlights is not affiliated with BTS or the DOT

Every figure on PlainFlights is rendered directly from BTS On-Time Performance data, no number is typed in by an editor. This tool queries live on-time, delay, and cancellation figures for the two selected airports from the dataset. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.