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

San Francisco International ⇄ Yampa Valley SFO–HDN

Airlines flew 70 flights between San Francisco International SFO in San Francisco, CA and Yampa Valley HDN in Hayden, CO in the twelve months to July 2026, both directions together: 3,708 passengers in 5,390 seats, 69% of them filled, and 406 pounds of freight. 838 miles, about 116 minutes in the air, on 2 airlines: SkyWest Airlines Inc. (68), Southwest Airlines Co. (2). Planning to fly it yourself? The weather and winds along this route right now.

70
flights, twelve months
SFO-HDN: 36 · HDN-SFO: 34
3,708
passengers
69% of seats filled
838
miles
about 116 minutes airborne
2
airlines
3 aircraft types

Flights by month both directions

0611162281/2581018/252216142/26173/26
By month, as a table
flights
1/258
2/258
3/2510
8/251
12/2522
1/2616
2/2614
3/2617

Passengers by month

02915828731,1644351/255155131408/251,1648038132/267883/26
By month, as a table
passengers
1/25435
2/25515
3/25513
8/25140
12/251,164
1/26803
2/26813
3/26788

The airlines twelve months, both directions

AirlineFlightsPassengersSeats filledService
SkyWest Airlines Inc. OO683,51269%scheduled passenger service
Southwest Airlines Co. WN219662%scheduled passenger service

The aircraft as the airlines report their types

AircraftFlightsSeats a flightPassengers
Embraer ERJ-17568753,512
Boeing 737-700/700LR/Max 71143140
Boeing 737-800117556

SFO → HDN this direction alone · flown January 2025 to March 2026

36 flights of 34 scheduled, 2,001 passengers in 2,854 seats, 406 pounds of freight. SkyWest Airlines Inc. 34; Southwest Airlines Co. 2.

HDN → SFO this direction alone · flown January 2025 to March 2026

34 flights of 34 scheduled, 1,707 passengers in 2,536 seats. SkyWest Airlines Inc. 34.

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 Yampa Valley HDN; all routes.