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SEN to CNX: distance & flight time
Southend (Southend Airport) → Chiang Mai (Chiang Mai International Airport)
5,553 mi
8,936 km · 4,825 nm
11h 21m
estimated nonstop flight time
+6h
time difference · heading east
See live SEN→CNX fares Phone-only fares on this route — call free
Flight time details
5,553 miles nonstop takes roughly 11h 21m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 6-hour time gain when reading arrival times on your ticket.
The two airports
- SEN — Southend Airport · Southend, United Kingdom
- CNX — Chiang Mai International Airport · Chiang Mai, 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 SEN
- LGW · London Gatwick Airport48 mi away
- LHR · London Heathrow Airport50 mi away
- RCS · Rochester Airport17 mi away
- LCY · London City Airport28 mi away
Near CNX
- LPT · Lampang Airport49 mi away
- PYY · Mae Hong Son Airport54 mi away
- HGN · Mae Hong Son Airport74 mi away
- PRH · Phrae Airport90 mi away
Frequently asked questions
How far is SEN from CNX?
The flight distance from Southend (SEN) to Chiang Mai (CNX) is 5,553 miles (8,936 km, 4,825 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SEN to CNX?
A nonstop flight takes about 11h 21m 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 Southend and Chiang Mai?
Chiang Mai is 6 hours ahead of Southend.
What is the cheapest way to fly from SEN to CNX?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SEN–CNX that never appear on search engines, with no booking fees.