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GMP to BEX: distance & flight time
Seoul (Gimpo International Airport) → Benson (RAF Benson)
5,520 mi
8,883 km · 4,797 nm
11h 17m
estimated nonstop flight time
-8h
time difference · heading northwest
See live GMP→BEX fares Phone-only fares on this route — call free
Flight time details
5,520 miles nonstop takes roughly 11h 17m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 8-hour time set-back when reading arrival times on your ticket.
The two airports
- GMP — Gimpo International Airport · Seoul, South Korea
- BEX — RAF Benson · Benson, United Kingdom
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 GMP
- ICN · Incheon International Airport20 mi away
- SSN · Seoul Air Base (K-16)19 mi away
- SWU · Suwon Airport25 mi away
- OSN · Osan Air Base35 mi away
Near BEX
- LHR · London Heathrow Airport29 mi away
- LGW · London Gatwick Airport51 mi away
- HYC · Wycombe Air Park12 mi away
- OXF · Oxford (Kidlington) Airport18 mi away
Frequently asked questions
How far is GMP from BEX?
The flight distance from Seoul (GMP) to Benson (BEX) is 5,520 miles (8,883 km, 4,797 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GMP to BEX?
A nonstop flight takes about 11h 17m 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 Seoul and Benson?
Benson is 8 hours behind Seoul.
What is the cheapest way to fly from GMP to BEX?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GMP–BEX that never appear on search engines, with no booking fees.