IAD (Washington) to MCO (Orlando) flights arrive on time 80% of the time. The most reliable airline on this route is United Airlines at 81%. The average delay is 76 minutes. Delays on this route are most often caused by air traffic and busy airspace.
Source: Bureau of Transportation Statistics. Updated August 2026.IAD → MCO
IAD (Washington) to MCO (Orlando)
IAD → MCO on-time performance by month
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This route is on time most of the time. About 80% of flights arrive on schedule.
Delays on this route are most often caused by air traffic and busy airspace.
Accurate?
United Airlines edges out Frontier Airlines on this route — 81% vs 70% on time.
Airline Comparison
United Airlines leads at 81% on time; Frontier Airlines trails at 70%.
Accurate?
Good to know
Departing from IAD
82% on timeExpect ~21 min sitting on the taxiway after your gate pushes back. IAD has long runway queues.
TSA is currently ~5 min. Best time: 4 AM (about 5 min).
Arriving at MCO
77% on timeWhen flights into MCO are late, the average delay is 72 minutes. Build buffer if you have ground plans.
If connecting at MCO: TSA is ~5 min right now. Allow at least 60 minutes for a domestic connection.
Flight cancelled or delayed?
Check what United Airlines owes you — refund rights, action plan, complaint email. Free.
Flying out of IAD? We'll brief you.
Delays, TSA, weather, gates — we'll let you know if something matters.
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Data last updated August 2026. Source: Bureau of Transportation Statistics.