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CEI to HEM: distance & flight time
Chiang Rai (Chiang Rai International Airport) → Helsinki (Helsinki Malmi Airport)
4,510 mi
7,258 km · 3,919 nm
9h 19m
estimated nonstop flight time
-4h
time difference · heading northwest
See live CEI→HEM fares Phone-only fares on this route — call free
Flight time details
4,510 miles nonstop takes roughly 9h 19m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 4-hour time set-back when reading arrival times on your ticket.
The two airports
- CEI — Chiang Rai International Airport · Chiang Rai, Thailand
- HEM — Helsinki Malmi Airport · Helsinki, Finland
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 HEM
- HEL · Helsinki Vantaa Airport5 mi away
- HYV · Hyvinkää Airfield28 mi away
- TLL · Lennart Meri Tallinn Airport59 mi away
- QLF · Lahti Vesivehmaa Airport65 mi away
Frequently asked questions
How far is CEI from HEM?
The flight distance from Chiang Rai (CEI) to Helsinki (HEM) is 4,510 miles (7,258 km, 3,919 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CEI to HEM?
A nonstop flight takes about 9h 19m 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 Helsinki?
Helsinki is 4 hours behind Chiang Rai.
What is the cheapest way to fly from CEI to HEM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CEI–HEM that never appear on search engines, with no booking fees.