Need help booking?
Unpublished phone-only deals available
PDT to ISN: distance & flight time
Pendleton (Eastern Oregon Regional At Pendleton Airport) → Williston (Sloulin Field International Airport)
736 mi
1,184 km · 640 nm
2h 4m
estimated nonstop flight time
+2h
time difference · heading east
See live PDT→ISN fares Phone-only fares on this route — call free
Flight time details
736 miles nonstop takes roughly 2h 4m 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
- PDT — Eastern Oregon Regional At Pendleton Airport · Pendleton, United States
- ISN — Sloulin Field International Airport · Williston, 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 PDT
- ALW · Walla Walla Regional Airport38 mi away
- PSC · Tri Cities Airport42 mi away
- LGD · La Grande/Union County Airport49 mi away
- BKE · Baker City Municipal Airport78 mi away
Near ISN
- SDY · Sidney - Richland Regional Airport41 mi away
- YEN · Estevan Airport78 mi away
- OLF · L M Clayton Airport89 mi away
- GDV · Dawson Community Airport90 mi away
Frequently asked questions
How far is PDT from ISN?
The flight distance from Pendleton (PDT) to Williston (ISN) is 736 miles (1,184 km, 640 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from PDT to ISN?
A nonstop flight takes about 2h 4m 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 Pendleton and Williston?
Williston is 2 hours ahead of Pendleton.
What is the cheapest way to fly from PDT to ISN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on PDT–ISN that never appear on search engines, with no booking fees.