Need help booking?
Unpublished phone-only deals available
SDY to HIO: distance & flight time
Sidney (Sidney - Richland Regional Airport) → Hillsboro (Portland Hillsboro Airport)
900 mi
1,449 km · 782 nm
2h 25m
estimated nonstop flight time
-1h
time difference · heading west
See live SDY→HIO fares Phone-only fares on this route — call free
Flight time details
900 miles nonstop takes roughly 2h 25m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time set-back when reading arrival times on your ticket.
The two airports
- SDY — Sidney - Richland Regional Airport · Sidney, United States
- 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 SDY
- ISN · Sloulin Field International Airport41 mi away
- GDV · Dawson Community Airport49 mi away
- OLF · L M Clayton Airport69 mi away
- DIK · Dickinson Theodore Roosevelt Regional Airport91 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 SDY from HIO?
The flight distance from Sidney (SDY) to Hillsboro (HIO) is 900 miles (1,449 km, 782 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SDY to HIO?
A nonstop flight takes about 2h 25m 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 Sidney and Hillsboro?
Hillsboro is 1 hour behind Sidney.
What is the cheapest way to fly from SDY to HIO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SDY–HIO that never appear on search engines, with no booking fees.