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

Seattle-Tacoma International ⇄ Long Beach (Daugherty Field) SEA–LGB

Airlines flew 4 flights between Seattle-Tacoma International SEA in Seattle, WA and Long Beach (Daugherty Field) LGB in Long Beach, CA in the twelve months to July 2026, both directions together: 198 passengers in 613 seats, 32% of them filled, and 24,490 pounds of freight. 965 miles, about 142 minutes in the air, on 3 airlines: United Air Lines Inc. (2), Alaska Airlines Inc. (1), Delta Air Lines Inc. (1). Planning to fly it yourself? The weather and winds along this route right now.

4
flights, twelve months
SEA-LGB: 1 · LGB-SEA: 3
198
passengers
32% of seats filled
965
miles
about 142 minutes airborne
3
airlines
4 aircraft types

Flights by month both directions

0122338/2519/25
By month, as a table
flights
8/253
9/251

Passengers by month

03264961281288/25709/25
By month, as a table
passengers
8/25128
9/2570

The airlines twelve months, both directions

AirlineFlightsPassengersSeats filledService
United Air Lines Inc. UA212934%charter passenger service
Alaska Airlines Inc. AS100%charter passenger service
Delta Air Lines Inc. DL16996%charter passenger service

The aircraft as the airlines report their types

AircraftFlightsSeats a flightPassengers
Boeing 737-80011620
Boeing 757-20017269
Airbus Industrie A321-200n120070
Boeing B737 Max 900117959

SEA → LGB this direction alone · flown August 2025 to August 2025

1 flights, 0 passengers in 162 seats. Alaska Airlines Inc. 1.

LGB → SEA this direction alone · flown August 2025 to September 2025

3 flights, 198 passengers in 451 seats, 24,490 pounds of freight. United Air Lines Inc. 2; 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: Seattle-Tacoma International SEA and Long Beach (Daugherty Field) LGB; all routes.