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DEF to YST: distance & flight time
Dezful (Dezful Airport) → St. Theresa Point (St. Theresa Point Airport)
6,083 mi
9,790 km · 5,286 nm
12h 24m
estimated nonstop flight time
-8.5h
time difference · heading north
See live DEF→YST fares Phone-only fares on this route — call free
Flight time details
6,083 miles nonstop takes roughly 12h 24m 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
- DEF — Dezful Airport · Dezful, 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 DEF
- KHD · Khoram Abad Airport69 mi away
- AWZ · Ahwaz Airport79 mi away
- OMI · Omidiyeh Airport129 mi away
- MRX · Mahshahr Airport137 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 DEF from YST?
The flight distance from Dezful (DEF) to St. Theresa Point (YST) is 6,083 miles (9,790 km, 5,286 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DEF to YST?
A nonstop flight takes about 12h 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 Dezful and St. Theresa Point?
St. Theresa Point is 8.5 hours behind Dezful.
What is the cheapest way to fly from DEF to YST?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DEF–YST that never appear on search engines, with no booking fees.