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SOU to RML: distance & flight time
Southampton (Southampton Airport) → Colombo (Colombo Ratmalana Airport)
5,472 mi
8,806 km · 4,755 nm
11h 12m
estimated nonstop flight time
+4.5h
time difference · heading east
See live SOU→RML fares Phone-only fares on this route — call free
Flight time details
5,472 miles nonstop takes roughly 11h 12m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 4.5-hour time gain when reading arrival times on your ticket.
The two airports
- SOU — Southampton Airport · Southampton, United Kingdom
- RML — Colombo Ratmalana Airport · Colombo, Sri Lanka
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 SOU
- LGW · London Gatwick Airport52 mi away
- LHR · London Heathrow Airport53 mi away
- QLA · Lasham Airport22 mi away
- BBP · Bembridge Airport22 mi away
Near RML
- CMB · Bandaranaike International Colombo Airport25 mi away
- KCT · Koggala Airport65 mi away
- HRI · Mattala Rajapaksa International Airport93 mi away
- GIU · Sigiriya Air Force Base97 mi away
Frequently asked questions
How far is SOU from RML?
The flight distance from Southampton (SOU) to Colombo (RML) is 5,472 miles (8,806 km, 4,755 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SOU to RML?
A nonstop flight takes about 11h 12m 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 Southampton and Colombo?
Colombo is 4.5 hours ahead of Southampton.
What is the cheapest way to fly from SOU to RML?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SOU–RML that never appear on search engines, with no booking fees.