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AST to UTH: distance & flight time
Astoria (Astoria Regional Airport) → Udon Thani (Udon Thani Airport)
7,170 mi
11,539 km · 6,231 nm
14h 32m
estimated nonstop flight time
+14h
time difference · heading northwest
See live AST→UTH fares Phone-only fares on this route — call free
Flight time details
7,170 miles nonstop takes roughly 14h 32m 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
- AST — Astoria Regional Airport · Astoria, United States
- UTH — Udon Thani Airport · Udon Thani, 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 AST
- KLS · Southwest Washington Regional Airport47 mi away
- OTK · Tillamook Airport51 mi away
- HQM · Bowerman Airport56 mi away
- CLS · Chehalis Centralia Airport56 mi away
Near UTH
- VTE · Wattay International Airport44 mi away
- KKC · Khon Kaen Airport64 mi away
- LOE · Loei Airport70 mi away
- SNO · Sakon Nakhon Airport89 mi away
Frequently asked questions
How far is AST from UTH?
The flight distance from Astoria (AST) to Udon Thani (UTH) is 7,170 miles (11,539 km, 6,231 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from AST to UTH?
A nonstop flight takes about 14h 32m 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 Astoria and Udon Thani?
Udon Thani is 14 hours ahead of Astoria.
What is the cheapest way to fly from AST to UTH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on AST–UTH that never appear on search engines, with no booking fees.