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SQL to UTH: distance & flight time
San Carlos (San Carlos Airport) → Udon Thani (Udon Thani Airport)
7,646 mi
12,306 km · 6,645 nm
15h 28m
estimated nonstop flight time
+14h
time difference · heading northwest
See live SQL→UTH fares Phone-only fares on this route — call free
Flight time details
7,646 miles nonstop takes roughly 15h 28m 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
- SQL — San Carlos Airport · San Carlos, 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 SQL
- SFO · San Francisco International Airport10 mi away
- PAO · Palo Alto Airport of Santa Clara County8 mi away
- HWD · Hayward Executive Airport12 mi away
- NUQ · Moffett Federal Airfield13 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 SQL from UTH?
The flight distance from San Carlos (SQL) to Udon Thani (UTH) is 7,646 miles (12,306 km, 6,645 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SQL to UTH?
A nonstop flight takes about 15h 28m 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 San Carlos and Udon Thani?
Udon Thani is 14 hours ahead of San Carlos.
What is the cheapest way to fly from SQL to UTH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SQL–UTH that never appear on search engines, with no booking fees.