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YHY to YST: distance & flight time
Hay River (Hay River / Merlyn Carter Airport) → St. Theresa Point (St. Theresa Point Airport)
912 mi
1,467 km · 792 nm
2h 27m
estimated nonstop flight time
+1h
time difference · heading southeast
See live YHY→YST fares Phone-only fares on this route — call free
Flight time details
912 miles nonstop takes roughly 2h 27m gate to gate, flying southeast. 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
- YHY — Hay River / Merlyn Carter Airport · Hay River, Canada
- YST — St. Theresa Point Airport · St. Theresa Point, 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 YHY
- YFR · Fort Resolution Airport74 mi away
- YZF · Yellowknife Airport120 mi away
- YSM · Fort Smith Airport142 mi away
Near YST
- YIV · Island Lake Airport8 mi away
- YGO · Gods Lake Narrows Airport51 mi away
- YRS · Red Sucker Lake Airport57 mi away
- ZGI · Gods River Airport75 mi away
Frequently asked questions
How far is YHY from YST?
The flight distance from Hay River (YHY) to St. Theresa Point (YST) is 912 miles (1,467 km, 792 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YHY to YST?
A nonstop flight takes about 2h 27m 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 YHY to YST?
Nonstop service on YHY–YST 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 2h 27m nonstop estimate.
What is the time difference between Hay River and St. Theresa Point?
St. Theresa Point is 1 hour ahead of Hay River.
What is the cheapest way to fly from YHY to YST?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YHY–YST that never appear on search engines, with no booking fees.
Why are some YHY to YST fares phone-only?
Consolidator contracts let us sell certain YHY–YST 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.