Cheap Flights from Singapore to Houston from $488

Frequently Asked Questions

• What are the cheapest flights from Singapore to Houston (SIN-HOU)?

  Based on Trip.com data, Singapore Airlines offers one-way fares as low as $488 on Cheapest nonstop routes (e.g. SIN to IAH on Sun, May 3), while United Airlines offers Cheapest nonstop round-trips from $920 departing on Wed, Apr 1 and returning on Tue, Apr 7.

• Which airlines offer direct flights from Singapore to Houston?

  At the moment, you can catch a nonstop flight from Singapore to Houston with the following airlines, including: Air Japan Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.

• When is the best time to book flights from Singapore to Houston?

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Singapore to Houston is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

• How can I find the best deals on flights from Singapore to Houston?

  To find best deals on flights from Singapore to Houston, you can use various tools on Trip.com:
  · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Sun, May 3, with one-way flights priced at just $488.
  · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Singapore Airlines.
  · Set up price alerts to easily monitor ticket prices without having to check every day.
  · Check Trip.com flight deals and promo codes frequently.
  · Avoid peak season unless you book very early. It seems the peak season for Houston travel is around July.
  · Get exclusive promo codes for Trip.com app users.

• When are flight tickets from Singapore (SIN) to Houston (HOU) the cheapest?

  The cheapest months to fly from Singapore to Houston is October, when demand for travel is lower.

• Which upcoming date is cheapest to fly from Singapore to Houston on?

  After crunching the numbers on our March flight calendar, it's currently cheapest to fly from Singapore to Houston on March 20, 2026 with United Airlines, with prices starting at $919.

• Which airports can I fly to for Houston from Singapore?

  You can land at any one of the following hubs in Houston, with Singapore Changi Airport to George Bush Intercontinental Airport (SIN-IAH) is by far the most common option on this route: George Bush Intercontinental Airport (IAH) William P. Hobby Airport (HOU).

• Is there any time difference between Singapore and Houston?

  The time difference between Houston and Singapore is 14h.

• How do I change or cancel my ticket from Singapore to Houston?

  Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.