Direct (nonstop) flights from Houston to Santiago
1 airline flys nonstop from George Bush Intcntl Houston (IAH) to Arturo Merino Benítez International Airport (SCL). It's 4,645 miles (7,476 km), about 9h 35m in the air. Operated by United Airlines.
United Airlines
Route data last updated: May 27, 2026
Airlines with non-stop flights
UA
United Airlines
Alternative Routes
Other ways to fly from Houston to Santiago with one stop · direct emits 710 kg CO₂ per passenger
Looking for the return flight?
SCL → IAH: Flights from Santiago to HoustonOther direct flights from Houston
Direct flights from Santiago (SCL)
Frequently Asked Questions
How long is the direct flight from Houston to Santiago?
A nonstop flight from Houston (IAH) to Santiago (SCL) takes approximately 9 hours and 35 minutes. The distance is 4,645 miles (7,476 km).
Which airlines fly nonstop from Houston to Santiago?
Just United Airlines.
Is there a nonstop flight from Houston to Santiago?
Yes. 1 airline: United Airlines.
How far is Houston from Santiago?
The flight distance from Houston to Santiago is 4,645 miles (7,476 km), measured as the great-circle (shortest air) distance. That's roughly the same distance as New York to Rome.
What is the time difference between Houston and Santiago?
Santiago is 1 hour ahead of Houston. (America/Chicago vs America/Santiago.)
What type of aircraft flies from Houston to Santiago?
At 9h 35m, this route typically uses wide-body aircraft — Boeing 777, 787, or Airbus A330/A350. Varies by airline.
Do I need a visa to travel from USA to Chile?
Depends on your passport. Check with the Chile embassy or an official visa portal before booking — requirements change.
What is the carbon footprint of a flight from Houston to Santiago?
Roughly 710 kg CO2 per passenger one-way. That's about the same as driving 3,550 km.
Is the return flight from Santiago to Houston also nonstop?
Yes — nonstop flights run both ways. Flight time may differ slightly due to wind patterns.
When is the cheapest time to fly from Houston to Santiago?
Midweek flights (Tue/Wed) outside holiday peaks are usually cheapest. For long-haul, booking 2-3 months out tends to help. Use "Check Prices" above to compare.
How early should I arrive at George Bush Intcntl Houston for this flight?
3 hours before departure for international flights. You need time for check-in, security, and immigration.