IAD (Washington) to SYR (Syracuse) flights arrive on time 84% of the time. The most reliable airline on this route is United Airlines at 83%. The average delay is 54 minutes. Delays on this route are most often caused by the airline (crew, maintenance, or boarding).
Source: Bureau of Transportation Statistics. Updated March 2026.IAD → SYR
IAD (Washington) to SYR (Syracuse)
IAD → SYR on-time performance by month
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This route is on time most of the time. About 84% of flights arrive on schedule.
Delays on this route are most often caused by the airline (crew, maintenance, or boarding).
Accurate?
Airlines are roughly equal on this route — United Airlines leads slightly at 83% vs Republic Airways at 80%.
Airline Comparison
United Airlines leads at 83% on time; Republic Airways trails at 80%.
Accurate?
Good to know
Departing from IAD
83% on timeExpect ~19 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 SYR
80% on timeWhen flights into SYR are late, the average delay is 74 minutes. Build buffer if you have ground plans.
If connecting at SYR: TSA is ~5 min right now. Allow at least 60 minutes for a domestic connection.
SYR has a 2.2% cancellation rate — keep the airline app handy for rebooking.
Flight cancelled or delayed?
Check what United Airlines owes you — refund rights, action plan, complaint email. Free.
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Data last updated March 2026. Source: Bureau of Transportation Statistics.