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HIO to RDR: distance & flight time
Hillsboro (Portland Hillsboro Airport) → Red River (Grand Forks Air Force Base)
1,215 mi
1,956 km · 1,056 nm
3h 7m
estimated nonstop flight time
+2h
time difference · heading east
See live HIO→RDR fares Phone-only fares on this route — call free
Flight time details
1,215 miles nonstop takes roughly 3h 7m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time gain when reading arrival times on your ticket.
The two airports
- HIO — Portland Hillsboro Airport · Hillsboro, United States
- RDR — Grand Forks Air Force Base · Red River, 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 RDR
- GFK · Grand Forks International Airport10 mi away
- TVF · Thief River Falls Regional Airport57 mi away
- PMB · Pembina Municipal Airport68 mi away
- DVL · Devils Lake Regional Airport70 mi away
Frequently asked questions
How far is HIO from RDR?
The flight distance from Hillsboro (HIO) to Red River (RDR) is 1,215 miles (1,956 km, 1,056 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HIO to RDR?
A nonstop flight takes about 3h 7m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from HIO to RDR?
Nonstop service on HIO–RDR depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 3h 7m nonstop estimate.
What is the time difference between Hillsboro and Red River?
Red River is 2 hours ahead of Hillsboro.
What is the cheapest way to fly from HIO to RDR?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HIO–RDR that never appear on search engines, with no booking fees.
Why are some HIO to RDR fares phone-only?
Consolidator contracts let us sell certain HIO–RDR tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.