Houston to Singapore Business Class Flights
Lie-flat business class · 19h 00m · Singapore Airlines, United
Based on fares from the past 90 days. Prices vary by date.
Compare business class flights from Houston to Singapore. Lie-flat seats from €2,300 on Singapore Airlines, United. Flight time 19h 00m, distance 15,330 km. Book 2-4 months ahead for the best fares.
Airlines on this route
Business class service between Houston and Singapore is operated by Singapore Airlines and United . All carriers offer lie-flat seats with direct aisle access on this 15,330 km route, with typical flight times of 19h 00m.
What to expect on Houston–Singapore
At 19h 00m, this long-haul route is where business class truly shines. Expect a fully lie-flat bed (Suite or Lie-flat), multi-course dining, and premium lounge access at Houston. Singapore Airlines operates the most competitive fares starting at €2,300.
Houston (IAH) — departure airport
Flights depart from Houston (IAH). Business class passengers have access to premium lounges before departure. Your destination airport is Singapore (SIN). See our IAH airport guide for lounge details and SIN arrival info.
How to book Houston to Singapore business class
Prices for business class from Houston to Singapore range from €2,300 to €5,600. For routes above €1,500, booking 3–6 months ahead and being flexible with dates can save 20–30%. Set a price alert and wait for sales. Compare fares across 2 airlines — prices can vary by €1,650 or more depending on the carrier and season.