56 destinations have scheduled flights from HOU, about 1,551 departures a week. Weekly frequencies come from airline schedules and observed departures, not live status.
| Destination | Flights per week | Airlines | Typical duration |
|---|---|---|---|
| Love Field (DAL) | 108 | Southwest Airlines Co., Expressjet | — |
| Denver International (DEN) | 70 | Southwest Airlines Co. | — |
| Louis Armstrong New Orléans International Airport (MSY) | 70 | Southwest Airlines Co. | — |
| Phoenix (PHX) | 67 | Southwest Airlines Co. | — |
| Hartsfield-jackson Atlanta International (ATL) | 66 | Southwest Airlines Co., Delta Air Lines | — |
| Dallas/Fort Worth International (DFW) | 63 | American Airlines, Envoy Air Inc. | — |
| Nashville International (BNA) | 52 | Southwest Airlines Co. | — |
| Midland International (MAF) | 50 | Southwest Airlines Co. | — |
| Midway (MDW) | 50 | Southwest Airlines Co. | — |
| Las Vegas (LAS) | 49 | Southwest Airlines Co., Les Investissements Nolinor Inc. | — |
| Orlando International (MCO) | 49 | Southwest Airlines Co. | — |
| Austin-bergstrom International (AUS) | 46 | Southwest Airlines Co., LLC "NORD WIND" | — |
| Lambert-St. Louis International (STL) | 43 | Southwest Airlines Co. | — |
| Will Rogers World Airport (OKC) | 40 | Southwest Airlines Co. | — |
| Tampa International (TPA) | 39 | Southwest Airlines Co. | — |
| San Antonio (SAT) | 36 | Southwest Airlines Co. | — |
| Baltimore/Washington International Thurgood Marshall (BWI) | 34 | Southwest Airlines Co. | — |
| Ronald Reagan Washington National Airport (DCA) | 34 | Southwest Airlines Co. | — |
| New York (LGA) | 34 | Southwest Airlines Co. | — |
| El Paso International Airport (ELP) | 33 | Southwest Airlines Co. | — |
| Valley International (HRL) | 33 | Southwest Airlines Co. | — |
| Memphis (MEM) | 33 | Southwest Airlines Co. | — |
| Kansas City International Airport (MCI) | 32 | Southwest Airlines Co. | — |
| Albuquerque International (ABQ) | 29 | Southwest Airlines Co. | — |
| Los Angeles International (LAX) | 27 | Southwest Airlines Co. | — |
| San Diego (SAN) | 27 | Southwest Airlines Co. | — |
| Fort Lauderdale–Hollywood International (FLL) | 23 | Southwest Airlines Co. | — |
| Corpus Christi International Airport (CRP) | 21 | Southwest Airlines Co. | — |
| Jackson-evers (JAN) | 21 | Southwest Airlines Co. | — |
| Cancún International (CUN) | 19 | Southwest Airlines Co. | — |
| Indianapolis International (IND) | 19 | Southwest Airlines Co. | — |
| Tulsa (TUL) | 19 | Southwest Airlines Co. | — |
| Colorado Springs (COS) | 14 | Southwest Airlines Co. | — |
| Jacksonville, (JAX) | 13 | Southwest Airlines Co. | — |
| Miami International Airport (MIA) | 13 | Southwest Airlines Co. | — |
| Ontario International (ONT) | 13 | Southwest Airlines Co. | — |
| Birmingham (BHM) | 12 | Southwest Airlines Co. | — |
| Port Columbus International (CMH) | 12 | Southwest Airlines Co. | — |
| NW Florida Beaches Int (ECP) | 12 | Southwest Airlines Co. | — |
| Lubbock Preston Smith International (LBB) | 12 | Southwest Airlines Co. | — |
| Pensacola (PNS) | 12 | Southwest Airlines Co. | — |
| Louisville International (Standiford Field) (SDF) | 12 | Southwest Airlines Co. | — |
| Eglin AFB (VPS) | 12 | Southwest Airlines Co. | — |
| Long Beach Municipal (LGB) | 11 | Southwest Airlines Co. | — |
| Sacramento (SMF) | 10 | Southwest Airlines Co. | — |
| Charleston, AFB Municipal (CHS) | 9 | Southwest Airlines Co. | — |
| Raleigh-durham International Airport (RDU) | 8 | Southwest Airlines Co. | — |
| San Jose (SJC) | 7 | Southwest Airlines Co. | — |
| Juan Santamaría International (SJO) | 7 | Southwest Airlines Co. | — |
| Licenciado Gustavo Díaz Ordaz International (PVR) | 6 | Southwest Airlines Co. | — |
| Oakland (OAK) | 4 | Southwest Airlines Co. | — |
| Omaha (OMA) | 4 | Southwest Airlines Co. | — |
| Los Cabos (SJD) | 4 | Southwest Airlines Co. | — |
| Philip S. W. Goldson International (BZE) | 3 | Southwest Airlines Co. | — |
| Daniel Oduber International (LIR) | 3 | Southwest Airlines Co. | — |
| New Haven (HVN) | 2 | Xtra Airways | — |
GET /routes returns each scheduled flight from HOU: airline, flight number, departure and arrival time, duration, days of operation and aircraft type.
https://www.goflightlabs.com/routes?access_key=YOUR_ACCESS_KEY&dep_iata=HOU
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