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RDG to CMB: distance & flight time
Reading (Reading Regional Carl A Spaatz Field) → Colombo (Bandaranaike International Colombo Airport)
8,809 mi
14,177 km · 7,655 nm
17h 44m
estimated nonstop flight time
+9.5h
time difference · heading northeast
See live RDG→CMB fares Phone-only fares on this route — call free
Flight time details
8,809 miles nonstop takes roughly 17h 44m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 9.5-hour time gain when reading arrival times on your ticket.
The two airports
- RDG — Reading Regional Carl A Spaatz Field · Reading, United States
- CMB — Bandaranaike International Colombo 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 RDG
- PHL · Philadelphia International Airport52 mi away
- LNS · Lancaster Airport25 mi away
- CTH · Chester County G O Carlson Airport28 mi away
- UKT · Quakertown Airport31 mi away
Near CMB
- RML · Colombo Ratmalana Airport25 mi away
- GIU · Sigiriya Air Force Base79 mi away
- ACJ · Anuradhapura Air Force Base86 mi away
- KCT · Koggala Airport87 mi away
Frequently asked questions
How far is RDG from CMB?
The flight distance from Reading (RDG) to Colombo (CMB) is 8,809 miles (14,177 km, 7,655 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RDG to CMB?
A nonstop flight takes about 17h 44m 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 Reading and Colombo?
Colombo is 9.5 hours ahead of Reading.
What is the cheapest way to fly from RDG to CMB?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RDG–CMB that never appear on search engines, with no booking fees.