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ISN to YHD: distance & flight time
Williston (Sloulin Field International Airport) → Dryden (Dryden Regional Airport)
506 mi
815 km · 440 nm
1h 34m
estimated nonstop flight time
Same time
time difference · heading east
See live ISN→YHD fares Phone-only fares on this route — call free
Flight time details
506 miles nonstop takes roughly 1h 34m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- ISN — Sloulin Field International Airport · Williston, United States
- YHD — Dryden Regional Airport · Dryden, Canada
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 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
Near YHD
- YXL · Sioux Lookout Airport42 mi away
- ZUC · Ignace Municipal Airport54 mi away
- YQK · Kenora Airport72 mi away
- YAG · Fort Frances Municipal Airport87 mi away
Frequently asked questions
How far is ISN from YHD?
The flight distance from Williston (ISN) to Dryden (YHD) is 506 miles (815 km, 440 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ISN to YHD?
A nonstop flight takes about 1h 34m 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 cheapest way to fly from ISN to YHD?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ISN–YHD that never appear on search engines, with no booking fees.