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HAF to ICN: distance & flight time
Half Moon Bay (Half Moon Bay Airport) → Seoul (Incheon International Airport)
5,645 mi
9,085 km · 4,905 nm
11h 32m
estimated nonstop flight time
—
time difference · heading northwest
See live HAF→ICN fares Phone-only fares on this route — call free
Flight time details
5,645 miles nonstop takes roughly 11h 32m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- HAF — Half Moon Bay Airport · Half Moon Bay, 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 HAF
- SFO · San Francisco International Airport10 mi away
- SQL · San Carlos Airport14 mi away
- OAK · Metropolitan Oakland International Airport21 mi away
- PAO · Palo Alto Airport of Santa Clara County21 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 HAF from ICN?
The flight distance from Half Moon Bay (HAF) to Seoul (ICN) is 5,645 miles (9,085 km, 4,905 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HAF to ICN?
A nonstop flight takes about 11h 32m 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 cheapest way to fly from HAF to ICN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HAF–ICN that never appear on search engines, with no booking fees.