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HIO to MLS: distance & flight time
Hillsboro (Portland Hillsboro Airport) → Miles City (Frank Wiley Field)
820 mi
1,320 km · 713 nm
2h 15m
estimated nonstop flight time
+1h
time difference · heading east
See live HIO→MLS fares Phone-only fares on this route — call free
Flight time details
820 miles nonstop takes roughly 2h 15m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- HIO — Portland Hillsboro Airport · Hillsboro, United States
- MLS — Frank Wiley Field · Miles City, 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 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 MLS
- GDV · Dawson Community Airport71 mi away
- OLF · L M Clayton Airport116 mi away
- SDY · Sidney - Richland Regional Airport119 mi away
- SHR · Sheridan County Airport126 mi away
Frequently asked questions
How far is HIO from MLS?
The flight distance from Hillsboro (HIO) to Miles City (MLS) is 820 miles (1,320 km, 713 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HIO to MLS?
A nonstop flight takes about 2h 15m 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 Miles City?
Miles City is 1 hour ahead of Hillsboro.
What is the cheapest way to fly from HIO to MLS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HIO–MLS that never appear on search engines, with no booking fees.