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PHY to GAI: distance & flight time
Phetchabun (Phetchabun Airport) → Gaithersburg (Montgomery County Airpark)
8,577 mi
13,803 km · 7,453 nm
17h 17m
estimated nonstop flight time
-11h
time difference · heading north
See live PHY→GAI 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 set-back when reading arrival times on your ticket.
The two airports
- PHY — Phetchabun Airport · Phetchabun, 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 PHY
- PHS · Phitsanulok Airport61 mi away
- LOE · Loei Airport63 mi away
- THS · Sukhothai Airport99 mi away
- KKC · Khon Kaen Airport106 mi away
Near GAI
Frequently asked questions
How far is PHY from GAI?
The flight distance from Phetchabun (PHY) to Gaithersburg (GAI) 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 PHY to GAI?
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 Phetchabun and Gaithersburg?
Gaithersburg is 11 hours behind Phetchabun.
What is the cheapest way to fly from PHY to GAI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on PHY–GAI that never appear on search engines, with no booking fees.