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

Chicago O'Hare International ⇄ Oakland San Francisco Bay ORD–OAK

Airlines flew 21 flights between Chicago O'Hare International ORD in Chicago, IL and Oakland San Francisco Bay OAK in Oakland, CA in the twelve months to July 2026, both directions together: 5 passengers in 76 seats, 7% of them filled, and 1,269,451 pounds of freight. 1,836 miles, about 253 minutes in the air, on 2 airlines: Federal Express Corporation (20), KaiserAir, Inc. (1). Planning to fly it yourself? The weather and winds along this route right now.

21
flights, twelve months
ORD-OAK: 10 · OAK-ORD: 11
5
passengers
7% of seats filled
1,836
miles
about 253 minutes airborne
2
airlines
2 aircraft types

Flights by month both directions

0510152025/2512015/26
By month, as a table
flights
5/252
6/251
12/2520
5/261

Passengers by month

08152230305/251055/26
By month, as a table
passengers
5/2530
6/251
12/250
5/265

The airlines twelve months, both directions

AirlineFlightsPassengersSeats filledService
Federal Express Corporation FX200scheduled cargo service
KaiserAir, Inc. 1EQ157%charter passenger service

The aircraft as the airlines report their types

AircraftFlightsSeats a flightPassengers
Boeing 767-300/300ER2000
Boeing 737-8001765

ORD → OAK this direction alone · flown May 2025 to December 2025

10 flights of 10 scheduled, 0 passengers, 747,766 pounds of freight. Federal Express Corporation 10.

OAK → ORD this direction alone · flown May 2025 to May 2026

11 flights of 10 scheduled, 5 passengers in 76 seats, 521,685 pounds of freight. Federal Express Corporation 10; KaiserAir, 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: Chicago O'Hare International ORD and Oakland San Francisco Bay OAK; all routes.