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YST to ONO: distance & flight time
St. Theresa Point (St. Theresa Point Airport) → Ontario (Ontario Municipal Airport)
1,206 mi
1,940 km · 1,048 nm
3h 5m
estimated nonstop flight time
-1h
time difference · heading southwest
See live YST→ONO fares Phone-only fares on this route — call free
Flight time details
1,206 miles nonstop takes roughly 3h 5m 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
- ONO — Ontario Municipal Airport · Ontario, 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 ONO
- BOI · Boise Air Terminal/Gowen Field50 mi away
- BKE · Baker City Municipal Airport69 mi away
- MYL · McCall Municipal Airport75 mi away
- MUO · Mountain Home Air Force Base88 mi away
Frequently asked questions
How far is YST from ONO?
The flight distance from St. Theresa Point (YST) to Ontario (ONO) is 1,206 miles (1,940 km, 1,048 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YST to ONO?
A nonstop flight takes about 3h 5m 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 Ontario?
Ontario is 1 hour behind St. Theresa Point.
What is the cheapest way to fly from YST to ONO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YST–ONO that never appear on search engines, with no booking fees.