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GLS to XSP: distance & flight time
Galveston (Scholes International At Galveston Airport) → Singapore (Seletar Airport)
9,982 mi
16,065 km · 8,674 nm
20h 2m
estimated nonstop flight time
+13h
time difference · heading northwest
See live GLS→XSP fares Phone-only fares on this route — call free
Flight time details
9,982 miles nonstop takes roughly 20h 2m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 13-hour time gain when reading arrival times on your ticket.
The two airports
- GLS — Scholes International At Galveston Airport · Galveston, United States
- XSP — Seletar Airport · Singapore, Singapore
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 GLS
- IAH · George Bush Intercontinental Houston Airport57 mi away
- EFD · Ellington Airport30 mi away
- HOU · William P Hobby Airport36 mi away
- LJN · Texas Gulf Coast Regional Airport38 mi away
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
Frequently asked questions
How far is GLS from XSP?
The flight distance from Galveston (GLS) to Singapore (XSP) is 9,982 miles (16,065 km, 8,674 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GLS to XSP?
A nonstop flight takes about 20h 2m 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 Galveston and Singapore?
Singapore is 13 hours ahead of Galveston.
What is the cheapest way to fly from GLS to XSP?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GLS–XSP that never appear on search engines, with no booking fees.