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

San Francisco International ⇄ Pittsburgh International SFO–PIT

Airlines flew 1,113 flights between San Francisco International SFO in San Francisco, CA and Pittsburgh International PIT in Pittsburgh, PA in the twelve months to July 2026, both directions together: 147,292 passengers in 183,845 seats, 80% of them filled, and 65,366 pounds of freight. 2,254 miles, about 256 minutes in the air, on 4 airlines: United Air Lines Inc. (1,105), American Airlines Inc. (5), Delta Air Lines Inc. (2), Alaska Airlines Inc. (1). Planning to fly it yourself? The weather and winds along this route right now.

1,113
flights, twelve months
SFO-PIT: 562 · PIT-SFO: 551
147,292
passengers
80% of seats filled
2,254
miles
about 256 minutes airborne
4
airlines
10 aircraft types

Flights by month both directions

03061921221/254/257/2510/251/264/261167/26
By month, as a table
flights
1/2573
2/2556
3/2568
4/25102
5/25118
6/25114
7/25122
8/25110
9/25102
10/2597
11/2598
12/2587
1/2670
2/2656
3/2665
4/2686
5/26115
6/26111
7/26116

Passengers by month

04,1548,30912,46416,6181/254/257/2510/251/264/2615,3027/26
By month, as a table
passengers
1/258,696
2/256,527
3/257,504
4/2511,140
5/2514,912
6/2515,240
7/2516,618
8/2515,047
9/2511,998
10/2512,774
11/2512,114
12/2512,371
1/269,298
2/267,514
3/269,474
4/2611,354
5/2615,489
6/2614,557
7/2615,302

The airlines twelve months, both directions

AirlineFlightsPassengersSeats filledService
United Air Lines Inc. UA1,105146,45480%charter passenger service, scheduled passenger service
American Airlines Inc. AA538475%scheduled passenger service
Delta Air Lines Inc. DL228398%scheduled passenger service
Alaska Airlines Inc. AS117196%scheduled passenger service

The aircraft as the airlines report their types

AircraftFlightsSeats a flightPassengers
Boeing B737 Max 80063616684,050
Boeing B737 Max 90024117934,039
Airbus Industrie A3199512610,620
Boeing 737-800501666,850
Boeing 737-900ER471796,527
Airbus Industrie A320-100/200351504,255
Airbus Industrie A321Neoxlr5102384
Airbus Industrie A321-200n2200284
Boeing 767-300/300ER1216215
Boeing 757-20017268

SFO → PIT this direction alone · flown January 2025 to July 2026

562 flights of 560 scheduled, 75,955 passengers in 92,748 seats, 61,331 pounds of freight. United Air Lines Inc. 555; American Airlines Inc. 5; Alaska Airlines Inc. 1; Delta Air Lines Inc. 1.

PIT → SFO this direction alone · flown January 2025 to July 2026

551 flights of 555 scheduled, 71,337 passengers in 91,097 seats, 4,035 pounds of freight. United Air Lines Inc. 550; 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: San Francisco International SFO and Pittsburgh International PIT; all routes.