Submit feedbackComplete travel information for your October journey
October typically sees moderate traffic at George Bush Intercontinental Airport (IAH) with higher volumes around U.S. fall holidays and weekend evenings. For flights to Istanbul Airport (IST), late-evening departures are common to match overnight schedules; try to book mid-week (Tuesday–Thursday) for quieter terminals and potentially lower fares.
For international flights from George Bush Intercontinental Airport (IAH) to Istanbul Airport (IST) in October, arrive at least 3 hours before departure to allow time for check-in, security screening, and any lines at immigration or airline desks. If you have checked baggage, need to visit a lounge, or are traveling during a peak weekend, add extra buffer time.
Yes, Turkish Airlines operates year-round direct service between George Bush Intercontinental Airport (IAH) and Istanbul Airport (IST), often with daily departures. Direct flights typically take about 11.5 to 12.5 hours; check the airline schedule for exact October dates and times.
George Bush Intercontinental Airport (IAH) offers short-term and long-term parking, cell phone waiting lots, and multiple ground transportation options including rideshare pickup zones and shuttle services. In October, traffic is usually moderate but check airport maps and reserve long-term parking ahead if you need economical options.
October is near the tail end of Atlantic hurricane season, so severe weather is possible though less likely than August–September. Monitor NOAA forecasts and your airline's alerts before travel from George Bush Intercontinental Airport (IAH) to Istanbul Airport (IST); airlines often proactively rebook during major weather events.
George Bush Intercontinental Airport (IAH) features multiple airline lounges, 24/7 dining options in major terminals, charging stations, and international check-in counters to support long-haul passengers to Istanbul Airport (IST). Consider using an airline lounge or dayroom for rest before an overnight trans-Atlantic flight in October.
Most U.S. citizens must obtain an electronic visa (e-Visa) before travel to Turkey, which remains true for October arrivals at Istanbul Airport (IST). Apply online through the official Turkish e-Visa portal and carry a printed or digital copy; arrival procedures are generally smooth but ensure your passport is valid for at least six months.
October in Istanbul is mild and autumnal with average daytime highs around 18–22°C (64–72°F) and cooler evenings; light rain is possible so pack a compact umbrella or waterproof layer. The pleasant weather makes October a popular shoulder-season month for sightseeing around Sultanahmet, Taksim, and the Bosphorus.
From Istanbul Airport (IST), you can take Havaist airport shuttle buses to Taksim and Sultanahmet, metro and tram connections with a short transfer, taxis, or pre-booked private transfers. In October, traffic is generally lighter than summer but allow up to 45–90 minutes to reach central neighborhoods depending on time of day.
Istanbul Airport (IST) is a major hub with frequent domestic flights to Nevşehir/Kayseri (Cappadocia), Antalya, Izmir, and Ankara, making it convenient to connect after arrival from George Bush Intercontinental Airport (IAH). In October, many domestic routes operate daily but book early for holiday weekends and Turkish Republic Day on October 29.
At Istanbul Airport (IST), follow international arrival signage to passport control, then collect checked baggage and pass customs; automated e-gates expedite passport checks for eligible travelers. Expect normal processing times in October but prepare any required customs declarations and have your e-Visa available if requested.
