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

San Salvador ⇄ George Bush Intcntl/Houston SAL–IAH

Airlines flew 4,127 flights between San Salvador, El Salvador SAL in San Salvador, SV and George Bush Intcntl/Houston IAH in Houston, TX in the twelve months to July 2026, both directions together: 642,910 passengers in 741,296 seats, 87% of them filled, and 1,161,168 pounds of freight. 1,207 miles, about 99 minutes in the air, on 7 airlines: United Air Lines Inc. (2,402), Taca International Airlines (1,268), Vuela EL Salvador S.A. de C.V. (298), Spirit Air Lines (98) and 3 more.

4,127
flights, twelve months
SAL-IAH: 2,056 · IAH-SAL: 2,071
642,910
passengers
87% of seats filled
1,207
miles
about 99 minutes airborne
7
airlines
10 aircraft types

Flights by month both directions

01092183284371/254/257/2510/251/264/264007/26
By month, as a table
flights
1/25330
2/25251
3/25277
4/25301
5/25329
6/25399
7/25398
8/25372
9/25298
10/25303
11/25271
12/25437
1/26391
2/26280
3/26309
4/26334
5/26355
6/26377
7/26400

Passengers by month

016,18232,36448,54564,7271/254/257/2510/251/264/2662,7707/26
By month, as a table
passengers
1/2553,778
2/2539,521
3/2545,132
4/2546,701
5/2550,901
6/2561,747
7/2564,727
8/2557,621
9/2544,965
10/2547,504
11/2544,132
12/2563,326
1/2661,008
2/2645,862
3/2651,021
4/2650,567
5/2655,216
6/2658,918
7/2662,770

The airlines twelve months, both directions

AirlineFlightsPassengersSeats filledService
United Air Lines Inc. UA2,402395,83992%scheduled passenger service
Taca International Airlines TA1,268188,35983%scheduled passenger service
Vuela EL Salvador S.A. de C.V. N329839,48272%scheduled passenger service
Spirit Air Lines NK9811,96369%scheduled passenger service
Frontier Airlines Inc. F9445,51867%scheduled passenger service
Global Crossing Airlines, Inc. GCA151,43161%charter passenger service
American Airlines Inc. AA231892%scheduled passenger service

The aircraft as the airlines report their types

AircraftFlightsSeats a flightPassengers
Boeing B737 Max 9001,972179324,286
Airbus Industrie A320-100/2001,117179162,198
Airbus Industrie A320-200n59618383,739
Boeing 737-900ER38517964,372
Boeing 757-200401766,457
Airbus Industrie A321Neoxlr8198748
Boeing B737 Max 8004166584
Boeing 737-8002172318
Airbus Industrie A31926868
Boeing 767-300/300ER1203140

SAL → IAH this direction alone · flown January 2025 to July 2026

2,056 flights of 1,277 scheduled, 316,088 passengers in 369,484 seats, 778,185 pounds of freight, 40 pounds of mail. United Air Lines Inc. 1,200; Taca International Airlines 634; Vuela EL Salvador S.A. de C.V. 149; Spirit Air Lines 49; Frontier Airlines Inc. 22; American Airlines Inc. 2.

IAH → SAL this direction alone · flown January 2025 to July 2026

2,071 flights of 1,275 scheduled, 326,822 passengers in 371,812 seats, 382,983 pounds of freight, 6,879 pounds of mail. United Air Lines Inc. 1,202; Taca International Airlines 634; Vuela EL Salvador S.A. de C.V. 149; Spirit Air Lines 49; Frontier Airlines Inc. 22; Global Crossing Airlines, Inc. 15.

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 Salvador, El Salvador SAL and George Bush Intcntl/Houston IAH; all routes.