Need help booking?
Unpublished phone-only deals available
NXX to YNY: distance & flight time
Willow Grove (Willow Grove Naval Air Station/Joint Reserve Base) → Sokcho / Gangneung (Yangyang International Airport)
6,823 mi
10,981 km · 5,929 nm
13h 51m
estimated nonstop flight time
+13h
time difference · heading north
See live NXX→YNY fares Phone-only fares on this route — call free
Flight time details
6,823 miles nonstop takes roughly 13h 51m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 13-hour time gain when reading arrival times on your ticket.
The two airports
- NXX — Willow Grove Naval Air Station/Joint Reserve Base · Willow Grove, United States
- YNY — Yangyang International Airport · Sokcho / Gangneung, 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 NXX
- PHL · Philadelphia International Airport23 mi away
- BBX · Wings Field8 mi away
- DYL · Doylestown Airport9 mi away
- PNE · Northeast Philadelphia Airport11 mi away
Near YNY
- KAG · Gangneung Airport (K-18)26 mi away
- WJU · Wonju/Hoengseong Air Base (K-38/K-46)58 mi away
- ICN · Incheon International Airport128 mi away
- SSN · Seoul Air Base (K-16)95 mi away
Frequently asked questions
How far is NXX from YNY?
The flight distance from Willow Grove (NXX) to Sokcho / Gangneung (YNY) is 6,823 miles (10,981 km, 5,929 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from NXX to YNY?
A nonstop flight takes about 13h 51m 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 Willow Grove and Sokcho / Gangneung?
Sokcho / Gangneung is 13 hours ahead of Willow Grove.
What is the cheapest way to fly from NXX to YNY?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on NXX–YNY that never appear on search engines, with no booking fees.