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

Denver International ⇄ Tri-Cities DEN–PSC

Airlines flew 1,448 flights between Denver International DEN in Denver, CO and Tri-Cities PSC in Pasco, WA in the twelve months to July 2026, both directions together: 127,029 passengers in 146,286 seats, 87% of them filled, and 1,891 pounds of freight. 853 miles, about 125 minutes in the air, on 2 airlines: SkyWest Airlines Inc. (726), United Air Lines Inc. (722). Planning to fly it yourself? The weather and winds along this route right now.

1,448
flights, twelve months
DEN-PSC: 728 · PSC-DEN: 720
127,029
passengers
87% of seats filled
853
miles
about 125 minutes airborne
2
airlines
4 aircraft types

Flights by month both directions

03263941261/254/257/2510/251/264/261187/26
By month, as a table
flights
1/25123
2/25113
3/25124
4/25123
5/25120
6/25121
7/25119
8/25122
9/25120
10/25124
11/25118
12/25122
1/26126
2/26112
3/26122
4/26120
5/26125
6/26119
7/26118

Passengers by month

02,7725,5448,31511,0871/254/257/2510/251/264/2610,5157/26
By month, as a table
passengers
1/258,360
2/257,504
3/258,508
4/2510,382
5/2510,371
6/2510,669
7/2510,760
8/2510,953
9/2510,852
10/2510,886
11/2510,335
12/2510,553
1/2610,345
2/269,683
3/2610,628
4/2610,742
5/2611,087
6/2610,450
7/2610,515

The airlines twelve months, both directions

AirlineFlightsPassengersSeats filledService
SkyWest Airlines Inc. OO72648,05091%scheduled passenger service
United Air Lines Inc. UA72278,97984%scheduled passenger service

The aircraft as the airlines report their types

AircraftFlightsSeats a flightPassengers
Embraer ERJ-1756477343,030
Airbus Industrie A31961812667,322
Airbus Industrie A320-100/20010415011,657
Canadair RJ-70079705,020

DEN → PSC this direction alone · flown January 2025 to July 2026

728 flights of 729 scheduled, 63,557 passengers in 73,446 seats, 979 pounds of freight. SkyWest Airlines Inc. 366; United Air Lines Inc. 362.

PSC → DEN this direction alone · flown January 2025 to July 2026

720 flights of 723 scheduled, 63,472 passengers in 72,840 seats, 912 pounds of freight. SkyWest Airlines Inc. 360; United Air Lines Inc. 360.

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: Denver International DEN and Tri-Cities PSC; all routes.