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CEI to RND: distance & flight time
Chiang Rai (Chiang Rai International Airport) → San Antonio (Randolph Air Force Base)
8,810 mi
14,179 km · 7,656 nm
17h 45m
estimated nonstop flight time
-12h
time difference · heading north
See live CEI→RND fares Phone-only fares on this route — call free
Flight time details
8,810 miles nonstop takes roughly 17h 45m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 12-hour time set-back when reading arrival times on your ticket.
The two airports
- CEI — Chiang Rai International Airport · Chiang Rai, Thailand
- RND — Randolph Air Force Base · San Antonio, 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 CEI
- THL · Tachileik Airport37 mi away
- HOE · Ban Huoeisay Airport42 mi away
- MOG · Mong Hsat Airport56 mi away
- KET · Kengtung Airport95 mi away
Near RND
- SAT · San Antonio International Airport11 mi away
- SSF · Stinson Municipal Airport18 mi away
- AUS · Austin Bergstrom International Airport59 mi away
- SKF · Lackland Air Force Base21 mi away
Frequently asked questions
How far is CEI from RND?
The flight distance from Chiang Rai (CEI) to San Antonio (RND) is 8,810 miles (14,179 km, 7,656 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CEI to RND?
A nonstop flight takes about 17h 45m 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 Chiang Rai and San Antonio?
San Antonio is 12 hours behind Chiang Rai.
What is the cheapest way to fly from CEI to RND?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CEI–RND that never appear on search engines, with no booking fees.