The U.S. aircraft register, updated daily
Routes and flights · the DOT's airline reports, August 2025 to July 2026

Washington Dulles International ⇄ Lancaster IAD–LNS

Airlines flew 1,307 flights between Washington Dulles International IAD in Washington, DC and Lancaster LNS in Lancaster, PA in the twelve months to July 2026, both directions together: 4,603 passengers in 11,763 seats, 39% of them filled. 102 miles, about 47 minutes in the air, on 1 airline: Southern Airways Express, dba Mokulele Airlines (1,307). Planning to fly it yourself? The weather and winds along this route right now.

1,307
flights, twelve months
IAD-LNS: 654 · LNS-IAD: 653
4,603
passengers
39% of seats filled
102
miles
about 47 minutes airborne
1
airline
1 aircraft type

Flights by month both directions

040801211611/254/257/2511/252/265/2666/26
By month, as a table
flights
1/25142
2/25118
3/25155
4/25154
5/25156
6/25146
7/25156
8/25155
10/25161
11/25103
12/25144
1/26149
2/26133
3/26148
4/26154
5/26154
6/266

Passengers by month

01563134706261/254/257/2511/252/265/26176/26
By month, as a table
passengers
1/25398
2/25369
3/25461
4/25468
5/25553
6/25476
7/25537
8/25518
10/25626
11/25540
12/25464
1/26386
2/26370
3/26519
4/26564
5/26599
6/2617

The airlines twelve months, both directions

AirlineFlightsPassengersSeats filledService
Southern Airways Express, dba Mokulele Airlines 9X1,3074,60339%scheduled passenger service

The aircraft as the airlines report their types

AircraftFlightsSeats a flightPassengers
Cessna C208B/Grand Caravan1,30794,603

IAD → LNS this direction alone · flown January 2025 to June 2026

654 flights of 704 scheduled, 2,312 passengers in 5,886 seats. Southern Airways Express, dba Mokulele Airlines 654.

LNS → IAD this direction alone · flown January 2025 to June 2026

653 flights of 704 scheduled, 2,291 passengers in 5,877 seats. Southern Airways Express, dba Mokulele Airlines 653.

Source: the Bureau of Transportation Statistics' T-100 Segment table (all carriers). A flight is one departure performed on this segment; seats and passengers are the airlines' own monthly reports; "seats filled" is passengers divided by seats. The miles are the DOT's great-circle distance. Both ends: Washington Dulles International IAD and Lancaster LNS; all routes.