No nonstop flights exist (range >9,000 nm exceeds current airliner capability). All routes require 1 stop. Shortest great-circle distances:
| Route | Great Circle Distance | Typical Flight Time | Common Stopovers |
|---|---|---|---|
| KUL → Seattle (SEA) | ~14,050 km (8,730 mi) | ~15h 20m | Seoul (ICN), Tokyo (NRT/HND), Taipei (TPE) |
| KUL → San Francisco (SFO) | ~14,250 km (8,855 mi) | ~15h 45m | Seoul, Tokyo, Taipei, Hong Kong |
| KUL → Los Angeles (LAX) | ~14,550 km (9,040 mi) | ~16h 30m | Seoul, Tokyo, Taipei, Hong Kong |
Great circle routes from Southeast Asia to North America arc over the North Pacific, passing near Japan/Korea. Seattle is geographically closest US major airport to Asia.
Add ~3,500 km / 4–5 hours flight time + connection. Typical: KUL–ICN–JFK ~18–20h.