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

San Francisco International ⇄ Carlsbad SFO–CLD

Airlines flew 494 flights between San Francisco International SFO in San Francisco, CA and Carlsbad CLD in Carlsbad, CA in the twelve months to July 2026, both directions together: 17,523 passengers in 34,850 seats, 50% of them filled. 422 miles, about 74 minutes in the air, on 1 airline: SkyWest Airlines Inc. (494).

494
flights, twelve months
SFO-CLD: 248 · CLD-SFO: 246
17,523
passengers
50% of seats filled
422
miles
about 74 minutes airborne
1
airline
1 aircraft type

Flights by month both directions

0316293124113/261171241206/261227/26
By month, as a table
flights
3/2611
4/26117
5/26124
6/26120
7/26122

Passengers by month

01,3442,6894,0345,3782623/262,9793,9365,3786/264,9687/26
By month, as a table
passengers
3/26262
4/262,979
5/263,936
6/265,378
7/264,968

The airlines twelve months, both directions

AirlineFlightsPassengersSeats filledService
SkyWest Airlines Inc. OO49417,52350%scheduled passenger service

The aircraft as the airlines report their types

AircraftFlightsSeats a flightPassengers
Embraer ERJ-1754947117,523

SFO → CLD this direction alone · flown March 2026 to July 2026

248 flights of 248 scheduled, 8,542 passengers in 17,504 seats. SkyWest Airlines Inc. 248.

CLD → SFO this direction alone · flown March 2026 to July 2026

246 flights of 246 scheduled, 8,981 passengers in 17,346 seats. SkyWest Airlines Inc. 246.

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: San Francisco International SFO and Carlsbad CLD; all routes.