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YST to OPO: distance & flight time
St. Theresa Point (St. Theresa Point Airport) → Porto (Francisco de Sá Carneiro Airport)
3,856 mi
6,205 km · 3,351 nm
8h 2m
estimated nonstop flight time
+6h
time difference · heading northeast
See live YST→OPO fares Phone-only fares on this route — call free
Flight time details
3,856 miles nonstop takes roughly 8h 2m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 6-hour time gain when reading arrival times on your ticket.
The two airports
- YST — St. Theresa Point Airport · St. Theresa Point, Canada
- OPO — Francisco de Sá Carneiro Airport · Porto, Portugal
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 OPO
- BGZ · Braga Municipal Aerodrome26 mi away
- VRL · Vila Real Airport50 mi away
- VSE · Aerodromo Goncalves Lobato (Viseu Airport)55 mi away
- VGO · Vigo Airport68 mi away
Frequently asked questions
How far is YST from OPO?
The flight distance from St. Theresa Point (YST) to Porto (OPO) is 3,856 miles (6,205 km, 3,351 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YST to OPO?
A nonstop flight takes about 8h 2m 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 Porto?
Porto is 6 hours ahead of St. Theresa Point.
What is the cheapest way to fly from YST to OPO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YST–OPO that never appear on search engines, with no booking fees.