Users have found that booking a flight from Pennsylvania to Washington at least 28 days early can save you up to 11% on average compared to booking a flight this week. If booking 28 days before your flight isn’t an option for you, users have found flights from Pennsylvania to Washington for as little as $252 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $276 for flights departing within the next 3 days.
February can be a great time to fly to Washington from Pennsylvania with a flight ticket averaging about $243. Cheapflights users have found deals in the month of February for as cheap as $119. The most expensive prices can be found in the month of December.