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

Yampa Valley ⇄ San Diego International HDN–SAN

Airlines flew 99 flights between Yampa Valley HDN in Hayden, CO and San Diego International SAN in San Diego, CA in the twelve months to July 2026, both directions together: 4,456 passengers in 7,524 seats, 59% of them filled. 769 miles, about 113 minutes in the air, on 1 airline: SkyWest Airlines Inc. (99). Planning to fly it yourself? The weather and winds along this route right now.

99
flights, twelve months
HDN-SAN: 49 · SAN-HDN: 50
4,456
passengers
59% of seats filled
769
miles
about 113 minutes airborne
1
airline
1 aircraft type

Flights by month both directions

09182736241/2530361112/252628343/26
By month, as a table
flights
1/2524
2/2530
3/2536
12/2511
1/2626
2/2628
3/2634

Passengers by month

04348671,3001,7341,1151/251,7341,59347712/251,0601,4351,4843/26
By month, as a table
passengers
1/251,115
2/251,734
3/251,593
12/25477
1/261,060
2/261,435
3/261,484

The airlines twelve months, both directions

AirlineFlightsPassengersSeats filledService
SkyWest Airlines Inc. OO994,45659%scheduled passenger service

The aircraft as the airlines report their types

AircraftFlightsSeats a flightPassengers
Embraer ERJ-17599764,456

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

49 flights of 49 scheduled, 2,187 passengers in 3,724 seats. SkyWest Airlines Inc. 49.

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

50 flights of 50 scheduled, 2,269 passengers in 3,800 seats. SkyWest Airlines Inc. 50.

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: Yampa Valley HDN and San Diego International SAN; all routes.