Need help booking?
Unpublished phone-only deals available
URT to GAI: distance & flight time
Surat Thani (Surat Thani Airport) → Gaithersburg (Montgomery County Airpark)
9,091 mi
14,631 km · 7,900 nm
18h 18m
estimated nonstop flight time
-11h
time difference · heading north
See live URT→GAI fares Phone-only fares on this route — call free
Flight time details
9,091 miles nonstop takes roughly 18h 18m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 11-hour time set-back when reading arrival times on your ticket.
The two airports
- URT — Surat Thani Airport · Surat Thani, Thailand
- GAI — Montgomery County Airpark · Gaithersburg, 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 URT
- UNN · Ranong Airport58 mi away
- USM · Samui Airport69 mi away
- NST · Nakhon Si Thammarat Airport69 mi away
- KBV · Krabi Airport72 mi away
Near GAI
Frequently asked questions
How far is URT from GAI?
The flight distance from Surat Thani (URT) to Gaithersburg (GAI) is 9,091 miles (14,631 km, 7,900 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from URT to GAI?
A nonstop flight takes about 18h 18m 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 Surat Thani and Gaithersburg?
Gaithersburg is 11 hours behind Surat Thani.
What is the cheapest way to fly from URT to GAI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on URT–GAI that never appear on search engines, with no booking fees.