Washington to Sepang (DCA–KUL) — Airlines, Schedules & Connections

The DC Metro (Yellow and Blue lines) connects the airport directly to downtown Washington in 15–25 minutes from most central stations ($2.25–$3.85 depending on distance and time of day). The Reagan National Airport station is inside the terminal complex with a direct indoor walkway. Metro runs from about 05:00 to midnight Sunday–Thursday, and until 01:00 on Friday–Saturday.Taxis and Uber/Lyft from the city centre cost $15–30 depending on destination and traffic. DCA is one of the most transit-accessible major US airports. Driving is straightforward via the George Washington Memorial Parkway; short-term parking at the terminal costs from $5 for 20 minutes. No personal vehicles are allowed to idle at arrivals; use the cell-phone lot or commercial pick-up zones.

KLIA Ekspres to KL Sentral takes 28 minutes (RM55). KLIA Transit is slower but cheaper if you're stopping at intermediate stations. Both depart from the basement of the main terminal. KLIA2 (AirAsia) has its own station on the same line.

Taxis from KLIA to central KL cost RM70–100 using the fixed-rate coupon system at the taxi counter (avoid unlicensed touts). Grab is available and typically cheaper. Long-distance buses connect to Singapore and other Malaysian cities from both KLIA and KLIA2.

Equatorial rainforest climate, hot (28–34°C) and humid year-round with no true dry season. Rain can fall any month, though two monsoon seasons (Northeast: November–March; Southwest: May–September) bring heavier precipitation. Afternoon thunderstorms are frequent year-round and cause the most common flight delays.

Haze from Indonesian forest fires is a recurring issue August–October and occasionally reduces visibility enough to affect operations. Unlike typhoon zones farther north, KUL is not at direct tropical cyclone risk. Operations are generally consistent year-round.