routeloads.
Route profile IAD-PHL

IAD → PHL loads

How full flights are between Dulles and Philadelphia, using the latest 12 months of DOT T-100 data ending Mar 2026.

LATEST 12-MONTH WINDOW

IAD to PHL averages 78% full

Dulles to Philadelphia: 78% average load factor, 99k passengers, and 127k seats in the latest 12-month BTS window.

Load factor
78%
Passengers
99k
Seats
127k

Monthly trend

MonthLoadPassengers
Apr 202580%7k
May 202587%10k
Jun 202580%13k
Jul 202581%10k
Aug 202580%8k
Sep 202576%7k
Oct 202574%8k
Nov 202574%8k
Dec 202580%8k
Jan 202669%7k
Feb 202674%6k
Mar 202673%7k