Need help booking?
Unpublished phone-only deals available
YST to MSY: distance & flight time
St. Theresa Point (St. Theresa Point Airport) → New Orleans (Louis Armstrong New Orleans International Airport)
1,664 mi
2,678 km · 1,446 nm
3h 44m
estimated nonstop flight time
Same time
time difference · heading south
See live YST→MSY fares Phone-only fares on this route — call free
Flight time details
1,664 miles nonstop takes roughly 3h 44m gate to gate, flying south. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- YST — St. Theresa Point Airport · St. Theresa Point, Canada
- MSY — Louis Armstrong New Orleans International Airport · New Orleans, 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 MSY
- NEW · Lakefront Airport14 mi away
- NBG · New Orleans NAS JRB/Alvin Callender Field18 mi away
- BTR · Baton Rouge Metropolitan Airport65 mi away
- GPT · Gulfport Biloxi International Airport76 mi away
Frequently asked questions
How far is YST from MSY?
The flight distance from St. Theresa Point (YST) to New Orleans (MSY) is 1,664 miles (2,678 km, 1,446 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YST to MSY?
A nonstop flight takes about 3h 44m 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 cheapest way to fly from YST to MSY?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YST–MSY that never appear on search engines, with no booking fees.