--- title: "Istanbul (IST) to Houston (IAH) flights: who flies it" description: "Turkish Airlines flies nonstop from IST to IAH, about 11 flights a week, scheduled at 12h 55m to 13h 15m. See award seats by date on 2LNR, the next 14 days free." canonical: "https://2lnr.com/routes/ist-iah" url: "https://2lnr.com/routes/ist-iah.md" date_modified: "2026-10-18T05:10:47Z" --- # Istanbul to Houston (IST-IAH): nonstop flights and award space Turkish Airlines flies the IST to IAH nonstop about 11 times a week. In the timetable below it flies as TK 33 and TK 133, scheduled at 12h 55m to 13h 15m for the 6,374 miles. 2LNR tracks award seats on Turkish Airlines across every IST to IAH date, so you can see whether a seat exists before you move points. 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 IST to IAH on the interactive map [Get started free](https://2lnr.com/login) 11 Flights a week, 4-week average 12h 55m to 13h 15m Scheduled flight time 6,374 mi Nonstop distance Free To get started ## Istanbul to Houston flight schedule Scheduled nonstop departures for IST to IAH starting October 23, 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 Istanbul (IST) to Houston (IAH) | Date | Flight | Airline | Departs IST | Arrives IAH | Duration | Aircraft | | :--- | :--- | :--- | :--- | :--- | :--- | :--- | | Fri, Oct 23 | TK 133 | Turkish Airlines | 07:50 | 12:45 | 12h 55m | [Boeing 787-9 Dreamliner](https://2lnr.com/seatmaps/tk/787-9.md) | | Fri, Oct 23 | TK 33 | Turkish Airlines | 14:25 | 19:20 | 12h 55m | [Boeing 777-300ER](https://2lnr.com/seatmaps/tk/777-300er.md) | | Sat, Oct 24 | TK 33 | Turkish Airlines | 14:25 | 19:20 | 12h 55m | Boeing 787-9 Dreamliner | | Sun, Oct 25 | TK 33 | Turkish Airlines | 14:50 | 20:05 | 13h 15m | Boeing 777-300ER | | Mon, Oct 26 | TK 33 | Turkish Airlines | 14:50 | 20:05 | 13h 15m | Boeing 777-300ER | | Tue, Oct 27 | TK 133 | Turkish Airlines | 09:00 | 14:10 | 13h 10m | Boeing 787-9 Dreamliner | | Tue, Oct 27 | TK 33 | Turkish Airlines | 14:50 | 20:05 | 13h 15m | Boeing 777-300ER | | Wed, Oct 28 | TK 33 | Turkish Airlines | 14:50 | 20:05 | 13h 15m | Boeing 777-300ER | | Thu, Oct 29 | TK 133 | Turkish Airlines | 09:00 | 14:10 | 13h 10m | Boeing 787-9 Dreamliner | | Thu, Oct 29 | TK 33 | Turkish Airlines | 14:50 | 20:05 | 13h 15m | Boeing 787-9 Dreamliner | Showing all 10 scheduled IST to IAH departures across 7 days with service, starting October 23, 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 IST to IAH date on the interactive map ## Aircraft on the Istanbul to Houston nonstop Turkish Airlines flies the departures in the schedule table on this page with the [Boeing 787-9 Dreamliner](https://2lnr.com/seatmaps/tk/787-9.md) and the [Boeing 777-300ER](https://2lnr.com/seatmaps/tk/777-300er.md). Each linked aircraft page shows where that airline schedules it. Airlines can swap aircraft up to departure. ## Award seats on IST to IAH departures 2LNR tracks award seats on Turkish Airlines, date by date. Open the calendar for Istanbul to Houston to see whether a seat exists before you move points, the next 14 days free on every product and the full horizon on Pro. Turkish Airlines award space was open on none of the 14 Istanbul to Houston departure dates from October 19 to November 1 that 2LNR checked in the 7 days to October 19, 2026. ### See real availability Award seats by date on the IST to IAH departures 2LNR tracks, checked against live inventory so you know what's open before you book. ### Set an alert Premium inventory turns over fast. Watch this route on Pro and 2LNR notifies you when space appears on a date you're tracking. ### Plan on the map See IST to IAH on the interactive route map, with schedules, connections, and route statistics. ## Airlines flying Istanbul to Houston nonstop Carriers operating IST to IAH nonstop in the current schedule. Where 2LNR tracks the carrier, its departures show award space by date. - [Turkish Airlines (TK) route map](https://2lnr.com/routes/airlines/tk.md)\ [The aircraft TK flies](https://2lnr.com/seatmaps/tk.md) See IST to IAH on the interactive map → ## Frequently asked questions about IST to IAH **How long is the flight from Istanbul (IST) to Houston (IAH)?** Scheduled flight times from Istanbul (IST) to Houston (IAH) run from 12h 55m to 13h 15m across the departures in the schedule table on this page. The nonstop covers about 6,374 miles, and airlines adjust scheduled times by season, so confirm with the airline before you book. **Which airlines fly nonstop from IST to IAH?** Turkish Airlines is currently the only airline flying IST to IAH nonstop. 2LNR tracks award seats on Turkish Airlines. **How many flights a week are there from IST to IAH?** About 11 nonstop flights a week run between Istanbul (IST) and Houston (IAH) in the current schedule, operated by Turkish Airlines. Frequency shifts by season, and the schedule table on this page shows what is scheduled next. **What time do flights from IST to IAH depart?** Scheduled IST to IAH nonstops in the next 7 days with service leave between 07:50 and 14:50, local time at Istanbul. The schedule table on this page lists every departure by date, with its arrival time and aircraft. **Which flights operate IST to IAH nonstop?** In the schedule table on this page, IST to IAH nonstops fly as TK 33 and TK 133 on Turkish Airlines. The table lists each departure by date with its times and aircraft. **How do I check award availability on IST to IAH?** Open the IST to IAH route on the interactive map or the matrix to see award seats by date on Turkish Airlines, the next 14 days free and the full horizon on Pro. On Pro you can also set an alert on the route and 2LNR notifies you when space opens. Flying the other way? See [IAH to IST nonstop flights and award space](https://2lnr.com/routes/iah-ist.md). Award seats rather than schedules? See [Turkish Airlines award availability](https://2lnr.com/awards/tk.md). Looking beyond this route? See [every route from Istanbul (IST)](https://2lnr.com/routes/ist.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) - [How to read award availability by date](https://2lnr.com/guides/award-availability.md) ## See IST to IAH award space by date See what's open by date on this route, the next 14 days free on every product and the full horizon on Pro. [Get started free](https://2lnr.com/login)