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GLS to TGA: distance & flight time
Galveston (Scholes International At Galveston Airport) → Tengah (Tengah Air Base)
9,989 mi
16,076 km · 8,680 nm
20h 3m
estimated nonstop flight time
+13h
time difference · heading northwest
See live GLS→TGA fares Phone-only fares on this route — call free
Flight time details
9,989 miles nonstop takes roughly 20h 3m 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
- TGA — Tengah Air Base · Tengah, 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 TGA
- SIN · Singapore Changi Airport20 mi away
- XSP · Seletar Airport11 mi away
- QPG · Paya Lebar Air Base14 mi away
- JHB · Senai International Airport18 mi away
Frequently asked questions
How far is GLS from TGA?
The flight distance from Galveston (GLS) to Tengah (TGA) is 9,989 miles (16,076 km, 8,680 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GLS to TGA?
A nonstop flight takes about 20h 3m 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 Tengah?
Tengah is 13 hours ahead of Galveston.
What is the cheapest way to fly from GLS to TGA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GLS–TGA that never appear on search engines, with no booking fees.