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CND to HIO: distance & flight time
Constanta (Mihail Kogălniceanu International Airport) → Hillsboro (Portland Hillsboro Airport)
5,984 mi
9,630 km · 5,200 nm
12h 12m
estimated nonstop flight time
-10h
time difference · heading north
See live CND→HIO fares Phone-only fares on this route — call free
Flight time details
5,984 miles nonstop takes roughly 12h 12m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 10-hour time set-back when reading arrival times on your ticket.
The two airports
- CND — Mihail Kogălniceanu International Airport · Constanta, Romania
- HIO — Portland Hillsboro Airport · Hillsboro, United States
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 CND
- TCE · Tulcea Airport50 mi away
- VAR · Varna Airport85 mi away
- BBU · Băneasa International Airport118 mi away
- OTP · Henri Coandă International Airport119 mi away
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
Frequently asked questions
How far is CND from HIO?
The flight distance from Constanta (CND) to Hillsboro (HIO) is 5,984 miles (9,630 km, 5,200 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CND to HIO?
A nonstop flight takes about 12h 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 Constanta and Hillsboro?
Hillsboro is 10 hours behind Constanta.
What is the cheapest way to fly from CND to HIO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CND–HIO that never appear on search engines, with no booking fees.