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AST to SWU: distance & flight time
Astoria (Astoria Regional Airport) → Suwon (Suwon Airport)
5,194 mi
8,359 km · 4,513 nm
10h 39m
estimated nonstop flight time
+16h
time difference · heading northwest
See live AST→SWU fares Phone-only fares on this route — call free
Flight time details
5,194 miles nonstop takes roughly 10h 39m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 16-hour time gain when reading arrival times on your ticket.
The two airports
- AST — Astoria Regional Airport · Astoria, United States
- SWU — Suwon Airport · Suwon, 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 AST
- KLS · Southwest Washington Regional Airport47 mi away
- OTK · Tillamook Airport51 mi away
- HQM · Bowerman Airport56 mi away
- CLS · Chehalis Centralia Airport56 mi away
Near SWU
- ICN · Incheon International Airport34 mi away
- OSN · Osan Air Base10 mi away
- SSN · Seoul Air Base (K-16)15 mi away
- GMP · Gimpo International Airport25 mi away
Frequently asked questions
How far is AST from SWU?
The flight distance from Astoria (AST) to Suwon (SWU) is 5,194 miles (8,359 km, 4,513 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from AST to SWU?
A nonstop flight takes about 10h 39m 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 Astoria and Suwon?
Suwon is 16 hours ahead of Astoria.
What is the cheapest way to fly from AST to SWU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on AST–SWU that never appear on search engines, with no booking fees.