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SQL to ICN: distance & flight time
San Carlos (San Carlos Airport) → Seoul (Incheon International Airport)
5,655 mi
9,101 km · 4,914 nm
11h 33m
estimated nonstop flight time
+16h
time difference · heading northwest
See live SQL→ICN fares Phone-only fares on this route — call free
Flight time details
5,655 miles nonstop takes roughly 11h 33m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 16-hour time gain when reading arrival times on your ticket.
The two airports
- SQL — San Carlos Airport · San Carlos, United States
- ICN — Incheon International Airport · Seoul, South Korea
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 SQL
- SFO · San Francisco International Airport10 mi away
- PAO · Palo Alto Airport of Santa Clara County8 mi away
- HWD · Hayward Executive Airport12 mi away
- NUQ · Moffett Federal Airfield13 mi away
Near ICN
- GMP · Gimpo International Airport20 mi away
- SWU · Suwon Airport34 mi away
- SSN · Seoul Air Base (K-16)36 mi away
- OSN · Osan Air Base41 mi away
Frequently asked questions
How far is SQL from ICN?
The flight distance from San Carlos (SQL) to Seoul (ICN) is 5,655 miles (9,101 km, 4,914 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SQL to ICN?
A nonstop flight takes about 11h 33m 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 Carlos and Seoul?
Seoul is 16 hours ahead of San Carlos.
What is the cheapest way to fly from SQL to ICN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SQL–ICN that never appear on search engines, with no booking fees.