IPT to WAS, Williamsport Regional Airport to Cheap Flights

Based on HopeGoo data, Southern Airways Express offers one-way fares as low as US$87 on Cheapest nonstop routes (e.g. IPT to IAD on Thu, Apr 2), while Southern Airways Express offers Cheapest nonstop round-trips from US$171 departing on Thu, Apr 2 and returning on Mon, Apr 6.

It takes about 1 hour 23 minutes to fly from Williamsport to Washington D.C..

By analyzing data from all airlines on the HopeGoo flight calendar, it looks like the best time to book a flight from Williamsport to Washington D.C. is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

To find best deals on flights from Williamsport to Washington D.C., you can use various tools on HopeGoo: · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Thu, Apr 2, with one-way flights priced at just US$87. · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Southern Airways Express. · Set up price alerts to easily monitor ticket prices without having to check every day. · Check HopeGoo flight deals and promo codes frequently. · Avoid peak season unless you book very early. It seems the peak season for Washington D.C. travel is around August. · Get exclusive promo codes for HopeGoo app users.

The cheapest months to fly from Williamsport to Washington D.C. is November, when demand for travel is lower.

After crunching the numbers on our March flight calendar, it's currently cheapest to fly from Williamsport to Washington D.C. on March 19, 2026 with Southern Airways Express, with prices starting at US$202.

The time difference between Washington D.C. and Williamsport is 0h.

Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your HopeGoo, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.