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

William P Hobby ⇄ Luis Munoz Marin International HOU–SJU

Airlines flew 182 flights between William P Hobby HOU in Houston, TX and Luis Munoz Marin International SJU in San Juan, PR in the twelve months to July 2026, both directions together: 29,145 passengers in 31,552 seats, 92% of them filled, and 36,467 pounds of freight. 1,997 miles, about 236 minutes in the air, on 1 airline: Southwest Airlines Co. (182). Planning to fly it yourself? The weather and winds along this route right now.

182
flights, twelve months
HOU-SJU: 91 · SJU-HOU: 91
29,145
passengers
92% of seats filled
1,997
miles
about 236 minutes airborne
1
airline
3 aircraft types

Flights by month both directions

0163247631/254/257/2512/253/266/26627/26
By month, as a table
flights
1/258
2/258
3/2510
4/258
5/2510
6/2552
7/2563
8/258
11/258
12/258
1/268
2/268
3/268
4/268
5/2610
6/2654
7/2662

Passengers by month

02,5845,1697,75410,3381/254/257/2512/253/266/2610,0327/26
By month, as a table
passengers
1/251,286
2/251,246
3/251,455
4/251,262
5/251,599
6/258,400
7/2510,338
8/251,341
11/251,218
12/251,264
1/261,252
2/261,280
3/261,307
4/261,197
5/261,643
6/268,611
7/2610,032

The airlines twelve months, both directions

AirlineFlightsPassengersSeats filledService
Southwest Airlines Co. WN18229,14592%scheduled passenger service

The aircraft as the airlines report their types

AircraftFlightsSeats a flightPassengers
Boeing B737 Max 80010317516,595
Boeing 737-8007117511,487
Boeing 737-700/700LR/Max 781381,063

HOU → SJU this direction alone · flown January 2025 to July 2026

91 flights of 92 scheduled, 14,716 passengers in 15,893 seats, 29,130 pounds of freight. Southwest Airlines Co. 91.

SJU → HOU this direction alone · flown January 2025 to July 2026

91 flights of 92 scheduled, 14,429 passengers in 15,659 seats, 7,337 pounds of freight. Southwest Airlines Co. 91.

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: William P Hobby HOU and Luis Munoz Marin International SJU; all routes.