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YEC to STS: distance & flight time
Yechon (Yecheon Airbase) → Santa Rosa (Charles M. Schulz Sonoma County Airport)
5,547 mi
8,927 km · 4,820 nm
11h 21m
estimated nonstop flight time
-16h
time difference · heading northeast
See live YEC→STS fares Phone-only fares on this route — call free
Flight time details
5,547 miles nonstop takes roughly 11h 21m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 16-hour time set-back when reading arrival times on your ticket.
The two airports
- YEC — Yecheon Airbase · Yechon, South Korea
- STS — Charles M. Schulz Sonoma County Airport · Santa Rosa, 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 YEC
Near STS
- SFO · San Francisco International Airport66 mi away
- NOT · Marin County Airport - Gnoss Field29 mi away
- APC · Napa County Airport35 mi away
- UKI · Ukiah Municipal Airport47 mi away
Frequently asked questions
How far is YEC from STS?
The flight distance from Yechon (YEC) to Santa Rosa (STS) is 5,547 miles (8,927 km, 4,820 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YEC to STS?
A nonstop flight takes about 11h 21m 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 Yechon and Santa Rosa?
Santa Rosa is 16 hours behind Yechon.
What is the cheapest way to fly from YEC to STS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YEC–STS that never appear on search engines, with no booking fees.