Direct flights from Harrisburg (MDT) to Washington (IAD): 7 nonstop departures observed each week across 1 airline. 96% of the last 23 operated flights arrived within 15 minutes of schedule. The median arrival is 25 minutes early. No cancellations were recorded across the 23 tracked flights. The nonstop covers 151 km, an estimated 42 minutes in the air. Measured by Pro Flight Search from live flight boards at Harrisburg and Washington. Updated 13 September 2026 at 19:18 UTC.
MDTHarrisburgtracking
IADWashingtonsmooth · +0
151 km · ~0h 42m est.
dep bank 06:15–19:597x weekly
Runs reliable · 1 airline · 7x weekly · nonstop
96% on time
of the last 23 operated MDT → IAD flights arrived within 15 minutes
How the Harrisburg to Washington route actually runs
Pro Flight Search records official board updates for nonstop MDT to IAD flights through the day: schedules, estimates, gate pushes and actual departures. The verdict above comes from operated flights, so it reflects what this route does rather than what the timetable promises.
Smooth skies ahead. Both endpoints currently score the same, route health score 100/100. The airports section above carries the live status and delay window at both ends.
Morning or evening flight on MDT–IAD?
Operators schedule morning departures around 06:15 and evening departures around 19:59 from MDT. Earlier flights typically land before destination-airport delays accumulate later in the day; check the IAD delay card to confirm conditions when you'd arrive.
How long is the flight from MDT to IAD?
Great-circle distance is 151 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 41–43 min gate-to-gate on this route.
How often does MDT–IAD fly?
United Airlines runs the route with about 31 flights a week (daily). Since one carrier owns the route, a single disruption tends to ripple through the day.