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THR to YST: distance & flight time
Teheran (Mehrabad International Airport) → St. Theresa Point (St. Theresa Point Airport)
5,929 mi
9,542 km · 5,152 nm
12h 6m
estimated nonstop flight time
-8.5h
time difference · heading north
See live THR→YST fares Phone-only fares on this route — call free
Flight time details
5,929 miles nonstop takes roughly 12h 6m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 8.5-hour time set-back when reading arrival times on your ticket.
The two airports
- THR — Mehrabad International Airport · Teheran, Iran
- YST — St. Theresa Point Airport · St. Theresa Point, Canada
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 THR
- IKA · Imam Khomeini International Airport21 mi away
- PYK · Payam International Airport28 mi away
- NSH · Noshahr Airport68 mi away
- GZW · Qazvin Airport80 mi away
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
Frequently asked questions
How far is THR from YST?
The flight distance from Teheran (THR) to St. Theresa Point (YST) is 5,929 miles (9,542 km, 5,152 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from THR to YST?
A nonstop flight takes about 12h 6m 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 Teheran and St. Theresa Point?
St. Theresa Point is 8.5 hours behind Teheran.
What is the cheapest way to fly from THR to YST?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on THR–YST that never appear on search engines, with no booking fees.