BWI Baltimore
Baltimore/Washington International
Best time through security: 4 AM (about 5 min)
Most reliable airline here: United Airlines (84% on time)
Why delays happen: The most common reason for departure delays here is the incoming plane arriving late.
Get a pre-flight briefing for BWI
Delay risk, TSA wait, and weather — emailed before your flight. Free.
Common questions about BWI
Are there delays at BWI right now?
No active delays at BWI right now. Historically, BWI runs on time 79% of the time.
How long is TSA at BWI?
Estimated wait right now: about 11-17 minutes. Fastest time: 4 AM (about 5 min). Busiest: 6 AM (22-28 minutes).
What usually causes delays at BWI?
The most common reason for departure delays here is the incoming plane arriving late. About 1.4% of flights get cancelled.
How long of a connection do I need?
BWI sees moderate delays — allow at least 90 minutes domestic, 2 hours international.