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EAS to CEI: distance & flight time
San Sebastian (San Sebastian Airport) → Chiang Rai (Chiang Rai International Airport)
5,838 mi
9,395 km · 5,073 nm
11h 55m
estimated nonstop flight time
+5h
time difference · heading east
See live EAS→CEI fares Phone-only fares on this route — call free
Flight time details
5,838 miles nonstop takes roughly 11h 55m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 5-hour time gain when reading arrival times on your ticket.
The two airports
- EAS — San Sebastian Airport · San Sebastian, Spain
- CEI — Chiang Rai International Airport · Chiang Rai, 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 EAS
- BIQ · Biarritz-Anglet-Bayonne Airport15 mi away
- PNA · Pamplona Airport41 mi away
- BIO · Bilbao Airport56 mi away
- VIT · Vitoria/Foronda Airport57 mi away
Near CEI
- THL · Tachileik Airport37 mi away
- HOE · Ban Huoeisay Airport42 mi away
- MOG · Mong Hsat Airport56 mi away
- KET · Kengtung Airport95 mi away
Frequently asked questions
How far is EAS from CEI?
The flight distance from San Sebastian (EAS) to Chiang Rai (CEI) is 5,838 miles (9,395 km, 5,073 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from EAS to CEI?
A nonstop flight takes about 11h 55m 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 Sebastian and Chiang Rai?
Chiang Rai is 5 hours ahead of San Sebastian.
What is the cheapest way to fly from EAS to CEI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on EAS–CEI that never appear on search engines, with no booking fees.