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

Ellison Onizuka Kona International AT Keahole ⇄ Portland International KOA–PDX

Airlines flew 737 flights between Ellison Onizuka Kona International AT Keahole KOA in Kailua-Kona, HI and Portland International PDX in Portland, OR in the twelve months to July 2026, both directions together: 108,651 passengers in 126,175 seats, 86% of them filled, and 131,476 pounds of freight. 2,607 miles, about 308 minutes in the air, on 2 airlines: Alaska Airlines Inc. (736), Delta Air Lines Inc. (1). Planning to fly it yourself? The weather and winds along this route right now.

737
flights, twelve months
KOA-PDX: 365 · PDX-KOA: 372
108,651
passengers
86% of seats filled
2,607
miles
about 308 minutes airborne
2
airlines
5 aircraft types

Flights by month both directions

0163350661/254/257/2510/251/264/26627/26
By month, as a table
flights
1/2563
2/2556
3/2562
4/2552
5/2536
6/2549
7/2562
8/2562
9/2560
10/2562
11/2566
12/2562
1/2662
2/2656
3/2662
4/2660
5/2663
6/2660
7/2662

Passengers by month

02,5815,1627,74210,3231/254/257/2510/251/264/269,6007/26
By month, as a table
passengers
1/259,281
2/258,294
3/258,998
4/257,259
5/254,892
6/257,242
7/258,996
8/258,645
9/257,427
10/258,817
11/2510,323
12/259,591
1/269,503
2/268,588
3/269,083
4/268,632
5/269,389
6/269,053
7/269,600

The airlines twelve months, both directions

AirlineFlightsPassengersSeats filledService
Alaska Airlines Inc. AS736108,50286%scheduled passenger service
Delta Air Lines Inc. DL114977%scheduled passenger service

The aircraft as the airlines report their types

AircraftFlightsSeats a flightPassengers
Boeing B737 Max 90034617852,793
Boeing 737-80017015923,228
Boeing 737-900ER11717818,184
Boeing B737 Max 80010316014,297
Boeing 757-2001193149

KOA → PDX this direction alone · flown January 2025 to July 2026

365 flights of 365 scheduled, 53,738 passengers in 61,841 seats, 82,111 pounds of freight. Alaska Airlines Inc. 365.

PDX → KOA this direction alone · flown January 2025 to July 2026

372 flights of 366 scheduled, 54,913 passengers in 64,334 seats, 49,365 pounds of freight. Alaska Airlines Inc. 371; Delta Air Lines Inc. 1.

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: Ellison Onizuka Kona International AT Keahole KOA and Portland International PDX; all routes.