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

Sand Point ⇄ Unalaska SDP–DUT

Airlines flew 259 flights between Sand Point SDP in Sand Point, AK and Unalaska DUT in Unalaska, AK in the twelve months to July 2026, both directions together: 1,252 passengers in 1,508 seats, 83% of them filled, and 351,515 pounds of freight. 261 miles, about 69 minutes in the air, on 2 airlines: Alaska Central Express (255), Grant Aviation (4). Planning to fly it yourself? The weather and winds along this route right now.

259
flights, twelve months
SDP-DUT: 222 · DUT-SDP: 37
1,252
passengers
83% of seats filled
261
miles
about 69 minutes airborne
2
airlines
2 aircraft types

Flights by month both directions

0153044591/255/259/2512/253/266/26167/26
By month, as a table
flights
1/2548
2/2522
4/2519
5/2519
6/2548
8/2527
9/2519
10/2520
11/2511
12/257
1/2659
2/2615
3/2619
4/2618
5/262
6/2646
7/2616

Passengers by month

01352704045391/255/259/2512/253/266/26427/26
By month, as a table
passengers
1/25394
2/2581
4/25149
5/2569
6/25446
8/2585
9/2516
10/2516
11/2516
12/2516
1/26408
2/2631
3/2637
4/2646
5/260
6/26539
7/2642

The airlines twelve months, both directions

AirlineFlightsPassengersSeats filledService
Alaska Central Express KO2551,24785%charter passenger service, scheduled cargo service
Grant Aviation GV4514%charter passenger service

The aircraft as the airlines report their types

AircraftFlightsSeats a flightPassengers
Beech 1900 A/B/C/D25561,247
Beech 200 Super Kingair495

SDP → DUT this direction alone · flown January 2025 to July 2026

222 flights, 1,183 passengers in 1,378 seats, 329,319 pounds of freight, 156,364 pounds of mail. Alaska Central Express 220; Grant Aviation 2.

DUT → SDP this direction alone · flown January 2025 to July 2026

37 flights, 69 passengers in 130 seats, 22,196 pounds of freight, 13,888 pounds of mail. Alaska Central Express 35; Grant Aviation 2.

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: Sand Point SDP and Unalaska DUT; all routes.