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YST to MSO: distance & flight time
St. Theresa Point (St. Theresa Point Airport) → Missoula (Missoula International Airport)
969 mi
1,560 km · 842 nm
2h 34m
estimated nonstop flight time
-1h
time difference · heading west
See live YST→MSO fares Phone-only fares on this route — call free
Flight time details
969 miles nonstop takes roughly 2h 34m gate to gate, flying west. 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
- MSO — Missoula International Airport · Missoula, 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 MSO
- FCA · Glacier Park International Airport97 mi away
- BTM · Bert Mooney Airport101 mi away
- HLN · Helena Regional Airport102 mi away
- SMN · Lemhi County Airport124 mi away
Frequently asked questions
How far is YST from MSO?
The flight distance from St. Theresa Point (YST) to Missoula (MSO) is 969 miles (1,560 km, 842 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YST to MSO?
A nonstop flight takes about 2h 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 time difference between St. Theresa Point and Missoula?
Missoula is 1 hour behind St. Theresa Point.
What is the cheapest way to fly from YST to MSO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YST–MSO that never appear on search engines, with no booking fees.