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STL to MSS: distance & flight time
St. Louis (St Louis Lambert International Airport) → Massena (Massena International Richards Field)
904 mi
1,455 km · 786 nm
2h 26m
estimated nonstop flight time
+1h
time difference · heading northeast
See live STL→MSS fares Phone-only fares on this route — call free
Flight time details
904 miles nonstop takes roughly 2h 26m gate to gate, flying northeast. 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
- STL — St Louis Lambert International Airport · St. Louis, United States
- MSS — Massena International Richards Field · Massena, 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 STL
- SUS · Spirit of St Louis Airport16 mi away
- ALN · St Louis Regional Airport20 mi away
- BLV · Scott AFB/Midamerica Airport32 mi away
- SPI · Abraham Lincoln Capital Airport84 mi away
Near MSS
- YCC · Cornwall Regional Airport18 mi away
- OGS · Ogdensburg International Airport35 mi away
- YOW · Ottawa Macdonald-Cartier International Airport48 mi away
- SLK · Adirondack Regional Airport49 mi away
Frequently asked questions
How far is STL from MSS?
The flight distance from St. Louis (STL) to Massena (MSS) is 904 miles (1,455 km, 786 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from STL to MSS?
A nonstop flight takes about 2h 26m 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. Louis and Massena?
Massena is 1 hour ahead of St. Louis.
What is the cheapest way to fly from STL to MSS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on STL–MSS that never appear on search engines, with no booking fees.