--- title: "Rapid City (RAP) to Houston (IAH) flights: who flies it" description: "United Airlines flies Rapid City (RAP) to Houston (IAH) nonstop once a week as UA 5518, scheduled at 2h 58m. See the full timetable and who flies it on 2LNR." canonical: "https://2lnr.com/routes/rap-iah" url: "https://2lnr.com/routes/rap-iah.md" date_modified: "2026-10-18T05:10:47Z" --- # Rapid City to Houston (RAP-IAH): nonstop flights and who flies them United Airlines flies nonstop from Rapid City (RAP) to Houston (IAH) just once a week. In the timetable below it flies as UA 5518, scheduled at 2h 58m for the 1,060 miles. Schedule last confirmed October 18, 2026. Departure times come from 2LNR's schedule data; confirm with the airline before you book. Updated October 23, 2026. See RAP to IAH on the interactive map [Get started free](https://2lnr.com/login) 1 Flights a week, 4-week average 2h 58m Scheduled flight time 1,060 mi Nonstop distance Free To get started ## Rapid City to Houston flight schedule Scheduled nonstop departures for RAP to IAH 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 Rapid City (RAP) to Houston (IAH) | Date | Flight | Airline | Departs RAP | Arrives IAH | Duration | Aircraft | | :--- | :--- | :--- | :--- | :--- | :--- | :--- | | Sat, Oct 24 | UA 5518 | United Airlines | 15:43 | 19:41 | 2h 58m | [Embraer E175](https://2lnr.com/seatmaps/ua/e175.md) | | Sat, Oct 31 | UA 5518 | United Airlines | 15:43 | 19:41 | 2h 58m | Embraer E175 | | Sat, Nov 7 | UA 5518 | United Airlines | 15:43 | 19:41 | 2h 58m | Embraer E175 | | Sat, Nov 14 | UA 5518 | United Airlines | 15:43 | 19:41 | 2h 58m | Embraer E175 | | Sat, Nov 21 | UA 5518 | United Airlines | 15:43 | 19:41 | 2h 58m | Embraer E175 | | Sat, Nov 28 | UA 5518 | United Airlines | 15:43 | 19:41 | 2h 58m | Embraer E175 | | Sat, Dec 5 | UA 5518 | United Airlines | 15:43 | 19:41 | 2h 58m | Embraer E175 | Showing all 7 scheduled RAP to IAH 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 RAP to IAH date on the interactive map ## Aircraft on the Rapid City to Houston nonstop United Airlines flies the [Embraer E175](https://2lnr.com/seatmaps/ua/e175.md) on every departure in the schedule table on this page. Each linked aircraft page shows where that airline schedules it. Airlines can swap aircraft up to departure. ## The full RAP to IAH nonstop schedule This page carries the full RAP to IAH nonstop schedule, who operates each departure and how often it runs; the reverse direction is linked below. ### See the schedule Who operates each RAP to IAH nonstop and how often it runs, from 2LNR's schedule data. ### Plan on the map See RAP to IAH on the interactive route map, with schedules, connections, and route statistics. ## Airlines flying Rapid City to Houston nonstop Carriers operating RAP to IAH 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) See RAP to IAH on the interactive map → ## Frequently asked questions about RAP to IAH **How long is the flight from Rapid City (RAP) to Houston (IAH)?** UA 5518 is scheduled at 2h 58m from Rapid City (RAP) to Houston (IAH) on every departure in the schedule table on this page. The nonstop covers about 1,060 miles, and airlines adjust scheduled times by season, so confirm with the airline before you book. **Which airlines fly nonstop from RAP to IAH?** United Airlines is currently the only airline flying RAP to IAH nonstop. 2LNR doesn't show award or upgrade space for it on RAP to IAH, so this page carries the schedule rather than a space claim. **How often does RAP to IAH operate?** The RAP to IAH nonstop currently runs once a week, on United Airlines. Thin schedules like this change by season, and on Pro an alert will catch anything added. **What time do flights from RAP to IAH depart?** In the next 7 days with service, every scheduled RAP to IAH nonstop leaves at 15:43 local time at Rapid City. The schedule table on this page lists each departure by date. **Which flights operate RAP to IAH nonstop?** United Airlines flies UA 5518 nonstop from Rapid City (RAP) to Houston (IAH), the only flight number in the schedule table on this page. The table lists each date with its departure and arrival times and aircraft. **Does 2LNR show upgrade or award space on RAP to IAH?** Not on this route: 2LNR doesn't show award or upgrade space for United Airlines on RAP to IAH. The page carries the full RAP to IAH nonstop schedule and who flies each departure, and the reverse direction is linked below. Flying the other way? See [IAH to RAP nonstop flights](https://2lnr.com/routes/iah-rap.md). Award seats rather than schedules? See [award availability by airline](https://2lnr.com/awards.md). Looking beyond this route? See [every route from Rapid City (RAP)](https://2lnr.com/routes/rap.md), or [every route from Houston (IAH)](https://2lnr.com/routes/iah.md). - [How to plan an upgrade by route](https://2lnr.com/guides/upgrade-strategy.md) ## See the full RAP to IAH 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)