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CEI to YSJ: distance & flight time
Chiang Rai (Chiang Rai International Airport) → St. John (Saint John Airport)
7,839 mi
12,616 km · 6,812 nm
15h 50m
estimated nonstop flight time
-10h
time difference · heading north
See live CEI→YSJ fares Phone-only fares on this route — call free
Flight time details
7,839 miles nonstop takes roughly 15h 50m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 10-hour time set-back when reading arrival times on your ticket.
The two airports
- CEI — Chiang Rai International Airport · Chiang Rai, Thailand
- YSJ — Saint John Airport · St. John, Canada
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 YSJ
- YFC · Fredericton Airport49 mi away
- YZX · CFB Greenwood53 mi away
- YDG · Digby / Annapolis Regional Airport53 mi away
- YQM · Greater Moncton International Airport80 mi away
Frequently asked questions
How far is CEI from YSJ?
The flight distance from Chiang Rai (CEI) to St. John (YSJ) is 7,839 miles (12,616 km, 6,812 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CEI to YSJ?
A nonstop flight takes about 15h 50m 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 St. John?
St. John is 10 hours behind Chiang Rai.
What is the cheapest way to fly from CEI to YSJ?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CEI–YSJ that never appear on search engines, with no booking fees.