Which airline is most reliable for IAD (Washington) to SYR (Syracuse)?

The most reliable airline on the IAD to SYR route is United Airlines, with an on-time arrival rate of 83%.

How often are flights delayed from IAD to SYR?

About 16% of flights from IAD to SYR experience delays. 84% arrive on time.

What's the average delay on IAD to SYR flights?

When flights from IAD to SYR are delayed, the average delay is approximately 54 minutes.

Is a short connection safe after a IAD to SYR flight?

With 84% of IAD to SYR flights arriving on time and an average delay of 54 minutes when late, a connection under 60 minutes at SYR is risky. We recommend at least 75-90 minutes for domestic connections after this route.

IAD → SYR

IAD (Washington) to SYR (Syracuse)

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 May 2026.

IAD → SYR on-time performance by month

JanFebMarAprMayJunJulAugSepOctNovDec

Worse

Better

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 time

Expect ~19 min sitting on the taxiway after your gate pushes back. IAD has long runway queues.

TSA is currently ~6 min. Best time: 4 AM (about 5 min).

More about IAD →

Arriving at SYR

80% on time

When flights into SYR are late, the average delay is 74 minutes. Build buffer if you have ground plans.

If connecting at SYR: TSA is ~8 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.

More about SYR →Connection times at SYR →

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IAD Airport SYR Airport

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Data last updated May 2026. Source: Bureau of Transportation Statistics.