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YST to PHL: distance & flight time
St. Theresa Point (St. Theresa Point Airport) → Philadelphia (Philadelphia International Airport)
1,329 mi
2,139 km · 1,155 nm
3h 21m
estimated nonstop flight time
+1h
time difference · heading southeast
See live YST→PHL fares Phone-only fares on this route — call free
Flight time details
1,329 miles nonstop takes roughly 3h 21m gate to gate, flying southeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- YST — St. Theresa Point Airport · St. Theresa Point, Canada
- PHL — Philadelphia International Airport · Philadelphia, 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 PHL
- BBX · Wings Field18 mi away
- PNE · Northeast Philadelphia Airport19 mi away
- LLY · South Jersey Regional Airport22 mi away
- NXX · Willow Grove Naval Air Station/Joint Reserve Base23 mi away
Frequently asked questions
How far is YST from PHL?
The flight distance from St. Theresa Point (YST) to Philadelphia (PHL) is 1,329 miles (2,139 km, 1,155 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YST to PHL?
A nonstop flight takes about 3h 21m 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 Philadelphia?
Philadelphia is 1 hour ahead of St. Theresa Point.
What is the cheapest way to fly from YST to PHL?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YST–PHL that never appear on search engines, with no booking fees.