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GTF to PHY: distance & flight time
Great Falls (Great Falls International Airport) → Phetchabun (Phetchabun Airport)
7,567 mi
12,178 km · 6,576 nm
15h 18m
estimated nonstop flight time
+13h
time difference · heading northwest
See live GTF→PHY fares Phone-only fares on this route — call free
Flight time details
7,567 miles nonstop takes roughly 15h 18m 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
- GTF — Great Falls International Airport · Great Falls, 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 GTF
- HLN · Helena Regional Airport67 mi away
- CTB · Cut Bank International Airport91 mi away
- LWT · Lewistown Municipal Airport94 mi away
- HVR · Havre City County Airport104 mi away
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 GTF from PHY?
The flight distance from Great Falls (GTF) to Phetchabun (PHY) is 7,567 miles (12,178 km, 6,576 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GTF to PHY?
A nonstop flight takes about 15h 18m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from GTF to PHY?
Nonstop service on GTF–PHY depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 15h 18m nonstop estimate.
What is the time difference between Great Falls and Phetchabun?
Phetchabun is 13 hours ahead of Great Falls.
What is the cheapest way to fly from GTF to PHY?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GTF–PHY that never appear on search engines, with no booking fees.
Why are some GTF to PHY fares phone-only?
Consolidator contracts let us sell certain GTF–PHY tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.