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THL to SEN: distance & flight time

Tachilek (Tachileik Airport) → Southend (Southend Airport)

5,499 mi
8,850 km · 4,779 nm
11h 15m
estimated nonstop flight time
-5.5h
time difference · heading northwest
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Flight time details

5,499 miles nonstop takes roughly 11h 15m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 5.5-hour time set-back when reading arrival times on your ticket.

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The two airports

Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.

Alternate airports can cut this fare

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Frequently asked questions

How far is THL from SEN?

The flight distance from Tachilek (THL) to Southend (SEN) is 5,499 miles (8,850 km, 4,779 nautical miles), measured along the great-circle route airlines actually fly.

How long is the flight from THL to SEN?

A nonstop flight takes about 11h 15m 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 Tachilek and Southend?

Southend is 5.5 hours behind Tachilek.

What is the cheapest way to fly from THL to SEN?

Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on THL–SEN that never appear on search engines, with no booking fees.
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