--- title: "Houston to San Luis Potosí flights: who flies IAH-SLP" description: "United Airlines and Volaris fly nonstop from IAH to SLP, about 17 flights a week, scheduled at 1h 49m to 2h 12m. See the full timetable and who flies it on 2LNR." canonical: "https://2lnr.com/routes/iah-slp" url: "https://2lnr.com/routes/iah-slp.md" date_modified: "2026-10-18T05:10:47Z" --- # Houston to San Luis Potosí (IAH-SLP): nonstop flights and who flies them United Airlines and Volaris fly nonstop between Houston (IAH) and San Luis Potosí (SLP), roughly 17 times a week. The timetable below shows the nonstop scheduled at 1h 49m to 2h 12m for the 637 miles. Schedule last confirmed October 18, 2026. Departure times come from 2LNR's schedule data; confirm with the airline before you book. Updated October 22, 2026. See IAH to SLP on the interactive map [Get started free](https://2lnr.com/login) 17 Flights a week, 4-week average 1h 49m to 2h 12m Scheduled flight time 637 mi Nonstop distance Free To get started ## Houston to San Luis Potosí flight schedule Scheduled nonstop departures for IAH to SLP starting October 22, 2026, last checked against our schedule feed on October 18, 2026. Airlines retime and cancel flights, so confirm with the airline before you book. Scheduled nonstop departures from Houston (IAH) to San Luis Potosí (SLP) | Date | Flight | Airline | Departs IAH | Arrives SLP | Duration | Aircraft | | :--- | :--- | :--- | :--- | :--- | :--- | :--- | | Thu, Oct 22 | UA 5945 | United Airlines | 09:46 | 10:49 | 2h 3m | [Embraer E175](https://2lnr.com/seatmaps/ua/e175.md) | | Thu, Oct 22 | Y4 7924 | Volaris | 12:45 | 13:34 | 1h 49m | [Airbus A321neo family](https://2lnr.com/seatmaps/y4/a321neo.md) | | Thu, Oct 22 | UA 5283 | United Airlines | 18:13 | 19:12 | 1h 59m | Embraer E175 | | Fri, Oct 23 | UA 5945 | United Airlines | 09:46 | 10:49 | 2h 3m | Embraer E175 | | Fri, Oct 23 | UA 5283 | United Airlines | 18:13 | 19:12 | 1h 59m | Embraer E175 | | Sat, Oct 24 | UA 5945 | United Airlines | 09:46 | 10:49 | 2h 3m | Embraer E175 | | Sat, Oct 24 | Y4 7924 | Volaris | 12:45 | 13:34 | 1h 49m | Airbus A321neo family | | Sat, Oct 24 | UA 5283 | United Airlines | 18:13 | 19:12 | 1h 59m | Embraer E175 | | Sun, Oct 25 | UA 5945 | United Airlines | 09:39 | 10:49 | 2h 10m | Embraer E175 | | Sun, Oct 25 | UA 5283 | United Airlines | 18:45 | 19:57 | 2h 12m | Embraer E175 | | Mon, Oct 26 | UA 5945 | United Airlines | 09:39 | 10:49 | 2h 10m | Embraer E175 | | Mon, Oct 26 | UA 5283 | United Airlines | 18:45 | 19:57 | 2h 12m | Embraer E175 | | Tue, Oct 27 | UA 5945 | United Airlines | 09:39 | 10:49 | 2h 10m | Embraer E175 | | Tue, Oct 27 | Y4 7924 | Volaris | 12:45 | 13:34 | 1h 49m | Airbus A321neo family | | Tue, Oct 27 | UA 5283 | United Airlines | 18:45 | 19:57 | 2h 12m | Embraer E175 | | Wed, Oct 28 | UA 5945 | United Airlines | 09:39 | 10:49 | 2h 10m | Embraer E175 | | Wed, Oct 28 | UA 5283 | United Airlines | 18:45 | 19:57 | 2h 12m | Embraer E175 | Showing all 17 scheduled IAH to SLP departures across 7 days with service, starting October 22, 2026. Later dates are on the interactive map. Departure and arrival times are local at their own airport, so an arrival can fall on a different local date than the departure; the duration column is the true elapsed flying time. A dash means the airline hasn't filed that value in the schedule data we hold. Aircraft are the equipment the airline filed, named where the code pins down one type and shown as the family or the bare code where it doesn't. Swaps can happen up to departure. See every IAH to SLP date on the interactive map ## Aircraft on the Houston to San Luis Potosí nonstop In the schedule table on this page, United Airlines flies the [Embraer E175](https://2lnr.com/seatmaps/ua/e175.md), and Volaris flies the [Airbus A321neo family](https://2lnr.com/seatmaps/y4/a321neo.md). Each linked aircraft page shows where that airline schedules it. Airlines can swap aircraft up to departure. ## The full IAH to SLP nonstop schedule This page carries the full IAH to SLP nonstop schedule, who operates each departure and how often it runs; the reverse direction is linked below. ### See the schedule Who operates each IAH to SLP nonstop and how often it runs, from 2LNR's schedule data. ### Plan on the map See IAH to SLP on the interactive route map, with schedules, connections, and route statistics. ## Airlines flying Houston to San Luis Potosí nonstop Carriers operating IAH to SLP nonstop in the current schedule. - [United Airlines (UA) route map](https://2lnr.com/routes/airlines/ua.md)\ [The aircraft UA flies](https://2lnr.com/seatmaps/ua.md) - [Volaris (Y4) route map](https://2lnr.com/routes/airlines/y4.md)\ [The aircraft Y4 flies](https://2lnr.com/seatmaps/y4.md) See IAH to SLP on the interactive map → ## Frequently asked questions about IAH to SLP **How long is the flight from Houston (IAH) to San Luis Potosí (SLP)?** Scheduled flight times from Houston (IAH) to San Luis Potosí (SLP) run from 1h 49m to 2h 12m across the departures in the schedule table on this page. The nonstop covers about 637 miles, and airlines adjust scheduled times by season, so confirm with the airline before you book. **Which airlines fly nonstop from IAH to SLP?** United Airlines and Volaris fly IAH to SLP nonstop. 2LNR doesn't show award or upgrade space for any of them on IAH to SLP, so this page carries the schedule rather than a space claim. **How many flights a week are there from IAH to SLP?** About 17 nonstop flights a week run between Houston (IAH) and San Luis Potosí (SLP) in the current schedule, operated by United Airlines and Volaris. Frequency shifts by season, and the schedule table on this page shows what is scheduled next. **What time do flights from IAH to SLP depart?** Scheduled IAH to SLP nonstops in the next 7 days with service leave between 09:39 and 18:45, local time at Houston. The schedule table on this page lists every departure by date, with its arrival time and aircraft. **Which flights operate IAH to SLP nonstop?** In the schedule table on this page, IAH to SLP nonstops fly as UA 5283 and UA 5945 on United Airlines, and Y4 7924 on Volaris. The table lists each departure by date with its times and aircraft. **Does 2LNR show upgrade or award space on IAH to SLP?** Not on this route: 2LNR doesn't show award or upgrade space for any airline flying IAH to SLP. The page carries the full IAH to SLP nonstop schedule and who flies each departure, and the reverse direction is linked below. Flying the other way? See [SLP to IAH nonstop flights](https://2lnr.com/routes/slp-iah.md). Award seats rather than schedules? See [award availability by airline](https://2lnr.com/awards.md). Looking beyond this route? See [every route from Houston (IAH)](https://2lnr.com/routes/iah.md), or [every route from San Luis Potosí (SLP)](https://2lnr.com/routes/slp.md). Nonstops from Houston (IAH) to other airports within 150 miles of San Luis Potosí (SLP): - [Houston (IAH) to Colonia Nuevo Mexico (BJX)](https://2lnr.com/routes/iah-bjx.md), 94 miles from SLP - [Houston (IAH) to Aguascalientes (AGU)](https://2lnr.com/routes/iah-agu.md), 96 miles from SLP - [Houston (IAH) to Santiago de Queretaro (QRO)](https://2lnr.com/routes/iah-qro.md), 120 miles from SLP Distances are great-circle between the airports, not driving distance. - [How to plan an upgrade by route](https://2lnr.com/guides/upgrade-strategy.md) ## See the full IAH to SLP nonstop schedule Every scheduled departure on this route, with who flies it. 2LNR shows upgrade and award space by date on the carriers it tracks, the next 14 days free on every product and the full horizon on Pro. [Get started free](https://2lnr.com/login)