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YST to BUF: distance & flight time
St. Theresa Point (St. Theresa Point Airport) → Buffalo (Buffalo Niagara International Airport)
1,051 mi
1,691 km · 913 nm
2h 45m
estimated nonstop flight time
+1h
time difference · heading southeast
See live YST→BUF fares Phone-only fares on this route — call free
Flight time details
1,051 miles nonstop takes roughly 2h 45m 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
- BUF — Buffalo Niagara International Airport · Buffalo, 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 BUF
- IAG · Niagara Falls International Airport16 mi away
- YYZ · Lester B. Pearson International Airport68 mi away
- YCM · Niagara District Airport28 mi away
- DKK · Chautauqua County-Dunkirk Airport41 mi away
Frequently asked questions
How far is YST from BUF?
The flight distance from St. Theresa Point (YST) to Buffalo (BUF) is 1,051 miles (1,691 km, 913 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YST to BUF?
A nonstop flight takes about 2h 45m 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 Buffalo?
Buffalo is 1 hour ahead of St. Theresa Point.
What is the cheapest way to fly from YST to BUF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YST–BUF that never appear on search engines, with no booking fees.