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YST to AIA: distance & flight time
St. Theresa Point (St. Theresa Point Airport) → Alliance (Alliance Municipal Airport)
893 mi
1,437 km · 776 nm
2h 24m
estimated nonstop flight time
-1h
time difference · heading southwest
See live YST→AIA fares Phone-only fares on this route — call free
Flight time details
893 miles nonstop takes roughly 2h 24m 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
- AIA — Alliance Municipal Airport · Alliance, 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 AIA
- BFF · Western Neb. Rgnl/William B. Heilig Airport43 mi away
- CDR · Chadron Municipal Airport56 mi away
- SNY · Sidney Municipal-Lloyd W Carr Field66 mi away
- STK · Sterling Municipal Airport102 mi away
Frequently asked questions
How far is YST from AIA?
The flight distance from St. Theresa Point (YST) to Alliance (AIA) is 893 miles (1,437 km, 776 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YST to AIA?
A nonstop flight takes about 2h 24m 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 Alliance?
Alliance is 1 hour behind St. Theresa Point.
What is the cheapest way to fly from YST to AIA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YST–AIA that never appear on search engines, with no booking fees.