Airports › Baltimore (BWI) › March 2026
Airport month · March 2026
Baltimore/Washington International Thurgood Marshall in March 2026
BTS: A flight is counted as on time if it arrived less than 15 minutes after its scheduled time. Only carriers with at least 0.5 percent of domestic scheduled passenger revenue report.
In March 2026, reporting carriers scheduled 7,803 domestic departures from Baltimore/Washington International Thurgood Marshall (BWI). 63.8% left less than 15 minutes late and 72.5% reached their destination on time; 2.6% were cancelled.
Nationally that month, 72.8% of flights departed on time and 73.2% arrived on time, so BWI departures were 9.0 points below the national departure figure.
A year earlier, in March 2025, the airport had 7,927 departures with 76.3% leaving on time: a change of −12.5 points, with flights down 2%.
Flights arriving at BWI that month were on time 72.8% of the time (7,799 scheduled arrivals).
Of the delay minutes that carriers assigned to a BTS cause category that month, late-arriving aircraft 42%, air carrier 33% and national aviation system 21%.
- On time 72.5%
- Arrived 15+ minutes late 24.7%
- Cancelled 2.6%
- Diverted 0.2%
March 2026 against a year earlier, the airport's year and the nation
| Measure | Mar 2026 | Mar 2025 | BWI, 12 months to Jul 2026 | All reported flights, Mar 2026 |
|---|---|---|---|---|
| Departed on time | 63.8% | 76.3% | 71.7% | 72.8% |
| Arrived on time | 72.5% | 80.0% | 76.4% | 73.2% |
| Cancelled | 2.6% | 1.2% | 1.8% | 2.9% |
| Average departure delay (late minutes only) | 22.5 min | 17.3 min | 16.5 min | 20.3 min |
| Scheduled departures a day | 260 | 264 | 259 | 20,403 |
| Scheduled departures | 7,803 | 7,927 | 94,429 | 612,102 |
Airlines that month
| Reporting carrier | Flights | Share | On time | Avg arrival delay | Cancelled |
|---|---|---|---|---|---|
| WN Southwest Airlines | 6,058 | 78% | 72.3% | 8.6 min | 2.1% |
| DL Delta Air Lines | 428 | 5% | 81.3% | 7.2 min | 3.0% |
| UA United Airlines | 309 | 4% | 82.2% | 5.4 min | 0.6% |
| AA American Airlines | 291 | 4% | 77.0% | 13.6 min | 2.7% |
| F9 Frontier Airlines | 250 | 3% | 58.4% | 24.8 min | 7.2% |
| NK Spirit Airlines | 217 | 3% | 60.4% | 22.2 min | 9.2% |
| YX Republic Airline | 143 | 2% | 84.6% | -1.1 min | 4.2% |
| MQ Envoy Air | 72 | 1% | 58.3% | 60.3 min | 5.6% |
| AS Alaska Airlines | 31 | 0% | 38.7% | 30.9 min | 0.0% |
| OH PSA Airlines | 4 | 0% | 75.0% | -1.2 min | 0.0% |
Busiest routes that month
| Route | Cities | Flights | On time | Avg arrival delay | Cancelled |
|---|---|---|---|---|---|
| BWI–MCO | Baltimore to Orlando | 420 | 65.0% | 14.2 min | 3.8% |
| BWI–ATL | Baltimore to Atlanta | 415 | 74.0% | 10.0 min | 3.1% |
| BWI–FLL | Baltimore to Fort Lauderdale | 305 | 66.2% | 12.0 min | 5.9% |
| BWI–BOS | Baltimore to Boston | 266 | 71.8% | 6.6 min | 3.4% |
| BWI–TPA | Baltimore to Tampa | 263 | 74.1% | 7.8 min | 3.0% |
| BWI–CLT | Baltimore to Charlotte | 233 | 76.4% | 12.0 min | 1.7% |
| BWI–DEN | Baltimore to Denver | 211 | 67.3% | 12.7 min | 2.8% |
| BWI–ORD | Baltimore to Chicago | 198 | 68.7% | 36.7 min | 4.0% |
| BWI–MIA | Baltimore to Miami | 180 | 72.8% | 5.7 min | 3.3% |
| BWI–DTW | Baltimore to Detroit | 159 | 71.7% | 15.7 min | 3.8% |
| BWI–ALB | Baltimore to Albany | 153 | 79.7% | 5.1 min | 2.0% |
| BWI–BNA | Baltimore to Nashville | 151 | 78.1% | 1.7 min | 2.0% |
By scheduled departure hour
Delay causes
Questions and answers
How many flights left BWI on time in March 2026?
63.8% of 7,803 scheduled domestic departures left less than 15 minutes late, and 72.5% reached their destination on time. The national figures that month were 72.8% and 73.2%.
How does that compare with a year earlier?
In March 2025, 76.3% of 7,927 departures left on time and 1.2% were cancelled, against 63.8% and 2.6% in March 2026.
Provenance
Source: Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, file for March 2026; public domain. Domestic scheduled flights by reporting carriers, totals and averages only. The site's data runs through July 2026. Full record for BWI · methodology · corrections.