Flight number: UA 646
Operating days: 1, 2, 3, 4, 5, 6, 7
- IAH 10:01 → SLP 11:04
Flights from Houston (IAH) to San Luis Potosí (SLP)
Route intelligence for IAH → SLP: direct flights, stopover options, and timetable coverage in one place.
Direct flights
No direct flights currently listed. See stopover options below.
Stopover options
- No stopover itineraries available.
Timetable coverage
Published flight numbers: UA646, UA5283
Plan this city pair
Compare nearby alternatives and airline networks to decide whether a direct trip, one-stop connection, or reverse search gives you better options.
Route planning checklist
- Compare direct duration with one-stop total duration before committing to a fare.
- Check inbound alternatives on flights to SLP when return timing is important.
- Use Guides for alliance and hub strategy playbooks.