Need help booking?
Unpublished phone-only deals available
HIO to CMB: distance & flight time
Hillsboro (Portland Hillsboro Airport) → Colombo (Bandaranaike International Colombo Airport)
8,530 mi
13,727 km · 7,412 nm
17h 11m
estimated nonstop flight time
+12.5h
time difference · heading northwest
See live HIO→CMB fares Phone-only fares on this route — call free
Flight time details
8,530 miles nonstop takes roughly 17h 11m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 12.5-hour time gain when reading arrival times on your ticket.
The two airports
- HIO — Portland Hillsboro Airport · Hillsboro, 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 HIO
- PDX · Portland International Airport17 mi away
- TTD · Portland Troutdale Airport27 mi away
- KLS · Southwest Washington Regional Airport40 mi away
- OTK · Tillamook Airport43 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 HIO from CMB?
The flight distance from Hillsboro (HIO) to Colombo (CMB) is 8,530 miles (13,727 km, 7,412 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HIO to CMB?
A nonstop flight takes about 17h 11m 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 Hillsboro and Colombo?
Colombo is 12.5 hours ahead of Hillsboro.
What is the cheapest way to fly from HIO to CMB?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HIO–CMB that never appear on search engines, with no booking fees.