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YST to TWF: distance & flight time
St. Theresa Point (St. Theresa Point Airport) → Twin Falls (Joslin Field Magic Valley Regional Airport)
1,191 mi
1,917 km · 1,035 nm
3h 3m
estimated nonstop flight time
-1h
time difference · heading southwest
See live YST→TWF fares Phone-only fares on this route — call free
Flight time details
1,191 miles nonstop takes roughly 3h 3m gate to gate, flying southwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time set-back when reading arrival times on your ticket.
The two airports
- YST — St. Theresa Point Airport · St. Theresa Point, Canada
- TWF — Joslin Field Magic Valley Regional Airport · Twin Falls, 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 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
Near TWF
- BYI · Burley Municipal Airport37 mi away
- SUN · Friedman Memorial Airport71 mi away
- MUO · Mountain Home Air Force Base80 mi away
- PIH · Pocatello Regional Airport101 mi away
Frequently asked questions
How far is YST from TWF?
The flight distance from St. Theresa Point (YST) to Twin Falls (TWF) is 1,191 miles (1,917 km, 1,035 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YST to TWF?
A nonstop flight takes about 3h 3m 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 St. Theresa Point and Twin Falls?
Twin Falls is 1 hour behind St. Theresa Point.
What is the cheapest way to fly from YST to TWF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YST–TWF that never appear on search engines, with no booking fees.