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SME to SFO: distance & flight time
Somerset (Lake Cumberland Regional Airport) → San Francisco (San Francisco International Airport)
2,060 mi
3,316 km · 1,791 nm
4h 30m
estimated nonstop flight time
-3h
time difference · heading west
See live SME→SFO fares Phone-only fares on this route — call free
Flight time details
2,060 miles nonstop takes roughly 4h 30m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 3-hour time set-back when reading arrival times on your ticket.
The two airports
- SME — Lake Cumberland Regional Airport · Somerset, United States
- SFO — San Francisco International Airport · San Francisco, 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 SME
- LOZ · London-Corbin Airport/Magee Field29 mi away
- LEX · Blue Grass Airport68 mi away
- GLW · Glasgow Municipal Airport74 mi away
- FFT · Capital City Airport80 mi away
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
Frequently asked questions
How far is SME from SFO?
The flight distance from Somerset (SME) to San Francisco (SFO) is 2,060 miles (3,316 km, 1,791 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SME to SFO?
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.
What is the time difference between Somerset and San Francisco?
San Francisco is 3 hours behind Somerset.
What is the cheapest way to fly from SME to SFO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SME–SFO that never appear on search engines, with no booking fees.