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RSU to BST: distance & flight time
Yeosu (Yeosu Airport) → Lashkar Gah (Bost Airport)
3,602 mi
5,797 km · 3,130 nm
7h 32m
estimated nonstop flight time
-4.5h
time difference · heading west
See live RSU→BST fares Phone-only fares on this route — call free
Flight time details
3,602 miles nonstop takes roughly 7h 32m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 4.5-hour time set-back when reading arrival times on your ticket.
The two airports
- RSU — Yeosu Airport · Yeosu, South Korea
- BST — Bost Airport · Lashkar Gah, Afghanistan
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 RSU
- HIN · Sacheon Air Base/Airport31 mi away
- KWJ · Gwangju Airport50 mi away
- CHF · Jinhae Airbase/Airport (G-813/K-10)64 mi away
- MPK · Mokpo Heliport70 mi away
Near BST
- OAZ · Camp Bastion Airport23 mi away
- KDH · Kandahar Airport87 mi away
- TII · Tarin Kowt Airport114 mi away
- FAH · Farah Airport140 mi away
Frequently asked questions
How far is RSU from BST?
The flight distance from Yeosu (RSU) to Lashkar Gah (BST) is 3,602 miles (5,797 km, 3,130 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RSU to BST?
A nonstop flight takes about 7h 32m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from RSU to BST?
Nonstop service on RSU–BST depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 7h 32m nonstop estimate.
What is the time difference between Yeosu and Lashkar Gah?
Lashkar Gah is 4.5 hours behind Yeosu.
What is the cheapest way to fly from RSU to BST?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RSU–BST that never appear on search engines, with no booking fees.
Why are some RSU to BST fares phone-only?
Consolidator contracts let us sell certain RSU–BST tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.