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GAI to PHY: distance & flight time
Gaithersburg (Montgomery County Airpark) → Phetchabun (Phetchabun Airport)
8,577 mi
13,803 km · 7,453 nm
17h 17m
estimated nonstop flight time
+11h
time difference · heading north
See live GAI→PHY fares Phone-only fares on this route — call free
Flight time details
8,577 miles nonstop takes roughly 17h 17m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 11-hour time gain when reading arrival times on your ticket.
The two airports
- GAI — Montgomery County Airpark · Gaithersburg, United States
- PHY — Phetchabun Airport · Phetchabun, Thailand
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 GAI
Near PHY
- PHS · Phitsanulok Airport61 mi away
- LOE · Loei Airport63 mi away
- THS · Sukhothai Airport99 mi away
- KKC · Khon Kaen Airport106 mi away
Frequently asked questions
How far is GAI from PHY?
The flight distance from Gaithersburg (GAI) to Phetchabun (PHY) is 8,577 miles (13,803 km, 7,453 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GAI to PHY?
A nonstop flight takes about 17h 17m 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 Gaithersburg and Phetchabun?
Phetchabun is 11 hours ahead of Gaithersburg.
What is the cheapest way to fly from GAI to PHY?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GAI–PHY that never appear on search engines, with no booking fees.