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

Lewiston/Nez Perce County ⇄ Seattle-Tacoma International LWS–SEA

Airlines flew 724 flights between Lewiston/Nez Perce County LWS in Lewiston, ID and Seattle-Tacoma International SEA in Seattle, WA in the twelve months to July 2026, both directions together: 35,831 passengers in 51,730 seats, 69% of them filled. 262 miles, about 53 minutes in the air, on 2 airlines: SkyWest Airlines Inc. (723), Alaska Airlines Inc. (1). Planning to fly it yourself? The weather and winds along this route right now.

724
flights, twelve months
LWS-SEA: 361 · SEA-LWS: 363
35,831
passengers
69% of seats filled
262
miles
about 53 minutes airborne
2
airlines
2 aircraft types

Flights by month both directions

0163146621/254/257/2510/251/264/26627/26
By month, as a table
flights
1/2562
2/2552
3/2561
4/2560
5/2562
6/2560
7/2562
8/2560
9/2561
10/2562
11/2560
12/2561
1/2660
2/2656
3/2660
4/2660
5/2662
6/2660
7/2662

Passengers by month

08821,7642,6453,5271/254/257/2510/251/264/262,8217/26
By month, as a table
passengers
1/252,738
2/252,644
3/253,155
4/253,081
5/253,404
6/253,491
7/253,380
8/253,087
9/253,223
10/253,527
11/253,166
12/253,233
1/262,888
2/262,585
3/262,631
4/262,676
5/263,202
6/262,792
7/262,821

The airlines twelve months, both directions

AirlineFlightsPassengersSeats filledService
SkyWest Airlines Inc. OO72335,83170%scheduled passenger service
Alaska Airlines Inc. AS100%charter passenger service

The aircraft as the airlines report their types

AircraftFlightsSeats a flightPassengers
Embraer ERJ-1757237135,831
Boeing B737 Max 90011780

LWS → SEA this direction alone · flown January 2025 to July 2026

361 flights of 360 scheduled, 18,071 passengers in 25,852 seats. SkyWest Airlines Inc. 360; Alaska Airlines Inc. 1.

SEA → LWS this direction alone · flown January 2025 to July 2026

363 flights of 363 scheduled, 17,760 passengers in 25,878 seats. SkyWest Airlines Inc. 363.

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: Lewiston/Nez Perce County LWS and Seattle-Tacoma International SEA; all routes.