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KSM to JFK: distance & flight time
St Mary's (St Mary's Airport) → New York (John F Kennedy International Airport)
3,777 mi
6,079 km · 3,282 nm
7h 52m
estimated nonstop flight time
+4h
time difference · heading east
See live KSM→JFK fares Phone-only fares on this route — call free
Flight time details
3,777 miles nonstop takes roughly 7h 52m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 4-hour time gain when reading arrival times on your ticket.
The two airports
- KSM — St Mary's Airport · St Mary's, United States
- JFK — John F Kennedy International Airport · New York, 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 KSM
- MOU · Mountain Village Airport13 mi away
- MLL · Marshall Don Hunter Sr Airport44 mi away
- AUK · Alakanuk Airport61 mi away
- EMK · Emmonak Airport63 mi away
Near JFK
- LGA · La Guardia Airport11 mi away
- EWR · Newark Liberty International Airport21 mi away
- JRB · Downtown-Manhattan/Wall St Heliport13 mi away
- JRA · West 30th St. Heliport14 mi away
Frequently asked questions
How far is KSM from JFK?
The flight distance from St Mary's (KSM) to New York (JFK) is 3,777 miles (6,079 km, 3,282 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KSM to JFK?
A nonstop flight takes about 7h 52m 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 Mary's and New York?
New York is 4 hours ahead of St Mary's.
What is the cheapest way to fly from KSM to JFK?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KSM–JFK that never appear on search engines, with no booking fees.