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GRF to UBP: distance & flight time
Fort Lewis (Gray Army Air Field) → Ubon Ratchathani (Ubon Ratchathani Airport)
7,225 mi
11,628 km · 6,279 nm
14h 38m
estimated nonstop flight time
+14h
time difference · heading northwest
See live GRF→UBP fares Phone-only fares on this route — call free
Flight time details
7,225 miles nonstop takes roughly 14h 38m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14-hour time gain when reading arrival times on your ticket.
The two airports
- GRF — Gray Army Air Field · Fort Lewis, United States
- UBP — Ubon Ratchathani Airport · Ubon Ratchathani, 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 GRF
- SEA · Seattle Tacoma International Airport29 mi away
- TCM · McChord Air Force Base6 mi away
- TIW · Tacoma Narrows Airport13 mi away
- OLM · Olympia Regional Airport17 mi away
Near UBP
- PKZ · Pakse International Airport61 mi away
- ZVK · Savannakhet Airport90 mi away
- ROI · Roi Et Airport94 mi away
- PXR · Surin Airport95 mi away
Frequently asked questions
How far is GRF from UBP?
The flight distance from Fort Lewis (GRF) to Ubon Ratchathani (UBP) is 7,225 miles (11,628 km, 6,279 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GRF to UBP?
A nonstop flight takes about 14h 38m 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 Fort Lewis and Ubon Ratchathani?
Ubon Ratchathani is 14 hours ahead of Fort Lewis.
What is the cheapest way to fly from GRF to UBP?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GRF–UBP that never appear on search engines, with no booking fees.