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HIO to SLD: distance & flight time

Hillsboro (Portland Hillsboro Airport) → Sliac (Sliač Airport)

5,540 mi
8,916 km · 4,814 nm
11h 20m
estimated nonstop flight time
+9h
time difference · heading northeast
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Flight time details

5,540 miles nonstop takes roughly 11h 20m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 9-hour time gain when reading arrival times on your ticket.

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The two airports

Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.

Alternate airports can cut this fare

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Frequently asked questions

How far is HIO from SLD?

The flight distance from Hillsboro (HIO) to Sliac (SLD) is 5,540 miles (8,916 km, 4,814 nautical miles), measured along the great-circle route airlines actually fly.

How long is the flight from HIO to SLD?

A nonstop flight takes about 11h 20m 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 Sliac?

Sliac is 9 hours ahead of Hillsboro.

What is the cheapest way to fly from HIO to SLD?

Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HIO–SLD that never appear on search engines, with no booking fees.
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