S9 998 Washington to Hyannis Flight Status

Flybig Flight S9998 from Washington Dulles International Airport IAD to Hyannis Barnstable Municipal Airport HYA is not scheduled for today June 4th, 2026.
The last time the flight was scheduled was on May 22nd, 2026.
Check the table below for S9998's most recent flight history:

S9 998 Flight Status & Schedule

Date Departure Arrival Status
May 22 10:13 11:14
Delayed
Track >

Flybig S9 998 Washington to Hyannis Flight Information

Flybig Flight S9998 connects Washington, United States to Hyannis, United States, taking off from Washington Dulles International Airport IAD and landing at Hyannis Barnstable Municipal Airport HYA.

How long is the S9998 flight from Washington to Hyannis?

The average flight time from Washington to Hyannis is 1 hour and 1 minute. The flight distance is 679 km / 422 miles and the average flight speed is 668 km/h / 415 mph.

What is the On-Time Performance (OTP) of Flybig Flight S9998 Washington to Hyannis?

The Airportia On-Time Performance Rating for Flybig Flight S9998 is 3.9/5 stars. This metric is calculated using data from the past 10 flights.

When was the latest S9998 flight?

The latest flight took off on Friday, May 22nd, 2026 with the flight status being En-Route on 11:14.

How else can the flight S9998 be referenced as?

This Flybig flight can also be referenced as S90998, S9 998.

How often is flight S9998 delayed?

On average, 100% of all S9998 flights are delayed. The average delay is 64 minutes.

See our S9998 Flight Tracker above for more details.

S9998 and Washington IAD to Hyannis HYA Flights

Other flights departing from Washington IAD: AS375, UA379, UA4388, UA4487

Other flights arriving at Hyannis HYA: 9K7071, 9K164, TJ23, A86601

All flights connecting Washington IAD to Hyannis HYA.

S9998 Flybig Flight: Washington to Hyannis Route Map

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Flight-schedule data supplied by Aviation Edge Real-time Flight Schedules API.