Direct (nonstop) flights from Williamsport to Dulles
1 airline flys nonstop from Williamsport Rgnl (IPT) to Washington Dulles International (IAD). It's 160 miles (258 km), about 1h 23m in the air. Operated by Southern Airways Express.
Southern Airways Express
Route data last updated: May 28, 2026
Airlines with non-stop flights
9X
Southern Airways Express
Looking for the return flight?
IAD → IPT: Flights from Dulles to WilliamsportDirect flights from Dulles (IAD)
Frequently Asked Questions
How long is the direct flight from Williamsport to Dulles?
A nonstop flight from Williamsport (IPT) to Dulles (IAD) takes approximately 1 hours and 23 minutes. The distance is 160 miles (258 km).
Which airlines fly nonstop from Williamsport to Dulles?
Just Southern Airways Express.
Is there a nonstop flight from Williamsport to Dulles?
Yes. 1 airline: Southern Airways Express.
How far is Williamsport from Dulles?
The flight distance from Williamsport to Dulles is 160 miles (258 km), measured as the great-circle (shortest air) distance. That's roughly the same distance as New York to Washington DC.
What type of aircraft flies from Williamsport to Dulles?
At 1h 23m, this route typically uses narrow-body aircraft — Boeing 737 or Airbus A320. Varies by airline.
What is the carbon footprint of a flight from Williamsport to Dulles?
Roughly 30 kg CO2 per passenger one-way. That's about the same as driving 150 km.
Is the return flight from Dulles to Williamsport also nonstop?
Yes — nonstop flights run both ways. Flight time may differ slightly due to wind patterns.
When is the cheapest time to fly from Williamsport to Dulles?
Midweek flights (Tue/Wed) outside holiday peaks are usually cheapest. 3-6 weeks ahead is a good window for this route. Use "Check Prices" above to compare.
How early should I arrive at Williamsport Rgnl for this flight?
1.5-2 hours for domestic. Add more time during holidays or busy travel weekends.