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SFO to YFX: distance & flight time
San Francisco (San Francisco International Airport) → St. Lewis (St. Lewis (Fox Harbour) Airport)
3,287 mi
5,289 km · 2,856 nm
6h 55m
estimated nonstop flight time
+4.5h
time difference · heading northeast
See live SFO→YFX fares Phone-only fares on this route — call free
Flight time details
3,287 miles nonstop takes roughly 6h 55m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 4.5-hour time gain when reading arrival times on your ticket.
The two airports
- SFO — San Francisco International Airport · San Francisco, United States
- YFX — St. Lewis (Fox Harbour) Airport · St. Lewis, Canada
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 SFO
- SQL · San Carlos Airport10 mi away
- HAF · Half Moon Bay Airport10 mi away
- OAK · Metropolitan Oakland International Airport11 mi away
- NGZ · Alameda Naval Air Station12 mi away
Near YFX
- YMH · Mary's Harbour Airport9 mi away
- YWM · Williams Harbour Airport14 mi away
- YHA · Port Hope Simpson Airport28 mi away
- YAY · St. Anthony Airport70 mi away
Frequently asked questions
How far is SFO from YFX?
The flight distance from San Francisco (SFO) to St. Lewis (YFX) is 3,287 miles (5,289 km, 2,856 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SFO to YFX?
A nonstop flight takes about 6h 55m 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 San Francisco and St. Lewis?
St. Lewis is 4.5 hours ahead of San Francisco.
What is the cheapest way to fly from SFO to YFX?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SFO–YFX that never appear on search engines, with no booking fees.