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XSP to IWS: distance & flight time
Singapore (Seletar Airport) → Houston (West Houston Airport)
9,923 mi
15,970 km · 8,623 nm
19h 55m
estimated nonstop flight time
-13h
time difference · heading northeast
See live XSP→IWS fares Phone-only fares on this route — call free
Flight time details
9,923 miles nonstop takes roughly 19h 55m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 13-hour time set-back when reading arrival times on your ticket.
The two airports
- XSP — Seletar Airport · Singapore, Singapore
- IWS — West Houston Airport · Houston, United States
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near XSP
- SIN · Singapore Changi Airport10 mi away
- QPG · Paya Lebar Air Base5 mi away
- TGA · Tengah Air Base11 mi away
- JHB · Senai International Airport21 mi away
Near IWS
- IAH · George Bush Intercontinental Houston Airport23 mi away
- AAP · Andrau Airpark8 mi away
- SGR · Sugar Land Regional Airport14 mi away
- DWH · David Wayne Hooks Memorial Airport18 mi away
Frequently asked questions
How far is XSP from IWS?
The flight distance from Singapore (XSP) to Houston (IWS) is 9,923 miles (15,970 km, 8,623 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from XSP to IWS?
A nonstop flight takes about 19h 55m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the time difference between Singapore and Houston?
Houston is 13 hours behind Singapore.
What is the cheapest way to fly from XSP to IWS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on XSP–IWS that never appear on search engines, with no booking fees.