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LAI to SFO: distance & flight time
Lannion (Lannion-Côte de Granit Airport) → San Francisco (San Francisco International Airport)
5,395 mi
8,682 km · 4,688 nm
11h 3m
estimated nonstop flight time
-9h
time difference · heading northwest
See live LAI→SFO fares Phone-only fares on this route — call free
Flight time details
5,395 miles nonstop takes roughly 11h 3m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 9-hour time set-back when reading arrival times on your ticket.
The two airports
- LAI — Lannion-Côte de Granit Airport · Lannion, France
- 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 LAI
- MXN · Morlaix-Ploujean Airport19 mi away
- SBK · Saint-Brieuc-Armor Airport32 mi away
- LDV · Landivisiau Air Base35 mi away
- BES · Brest Bretagne Airport48 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 LAI from SFO?
The flight distance from Lannion (LAI) to San Francisco (SFO) is 5,395 miles (8,682 km, 4,688 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from LAI to SFO?
A nonstop flight takes about 11h 3m 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 Lannion and San Francisco?
San Francisco is 9 hours behind Lannion.
What is the cheapest way to fly from LAI to SFO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on LAI–SFO that never appear on search engines, with no booking fees.