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ONO to MSS: distance & flight time
Ontario (Ontario Municipal Airport) → Massena (Massena International Richards Field)
2,056 mi
3,309 km · 1,787 nm
4h 30m
estimated nonstop flight time
+2h
time difference · heading east
See live ONO→MSS fares Phone-only fares on this route — call free
Flight time details
2,056 miles nonstop takes roughly 4h 30m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time gain when reading arrival times on your ticket.
The two airports
- ONO — Ontario Municipal Airport · Ontario, 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 ONO
- BOI · Boise Air Terminal/Gowen Field50 mi away
- BKE · Baker City Municipal Airport69 mi away
- MYL · McCall Municipal Airport75 mi away
- MUO · Mountain Home Air Force Base88 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 ONO from MSS?
The flight distance from Ontario (ONO) to Massena (MSS) is 2,056 miles (3,309 km, 1,787 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ONO to MSS?
A nonstop flight takes about 4h 30m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from ONO to MSS?
Nonstop service on ONO–MSS depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 4h 30m nonstop estimate.
What is the time difference between Ontario and Massena?
Massena is 2 hours ahead of Ontario.
What is the cheapest way to fly from ONO to MSS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ONO–MSS that never appear on search engines, with no booking fees.
Why are some ONO to MSS fares phone-only?
Consolidator contracts let us sell certain ONO–MSS tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.