FLIGHT HOP.fyi

✈ KUL → BOS

KUALA LUMPUR → BOSTON: 18H 33M. BUSINESS CLASS OR THERAPY. PICK ONE.

Flight time
18h 33m
Distance
9,287 mi
Or
14,946 km
Jet lag
12h

Flight from Kuala Lumpur to Boston

From KLIA (KUL), Malaysia Asia  →  Logan (BOS), USA North America

↔ Flying the other way? Boston → Kuala Lumpur

How long is the flight from Kuala Lumpur to Boston?

A nonstop flight from Kuala Lumpur (KUL) to Boston (BOS) takes about 18 hours 33 minutes, covering a great-circle distance of 9,287 miles (14,946 km). Actual scheduled time varies by airline, routing, and wind — expect ±15 to 30 minutes from this estimate.

Avg flight time

18h 33m

Nonstop, scheduled

Distance

9,287 mi

14,946 km · great-circle

Avg speed

806 km/h

Door-to-door including taxi

Time zones & jet lag

Kuala Lumpur timezone

UTC+8

Asia/Kuala_Lumpur

Boston timezone

UTC-4

America/New_York

Time difference

-12h

12 hours behind

Jet lag (rough)

~8.4d

Westward — easier

CO₂ footprint per passenger

Economy class, single passenger. Source: DEFRA 2024 averages.

✈ Flight 2212 kg CO₂
🚗 Car (alone) 2556 kg CO₂
🚆 Train 613 kg CO₂

This flight emits roughly 3.6× the CO₂ of an equivalent train trip and 0.9× a car driven alone over the same distance.

Flights from Kuala Lumpur

Nearest destinations

Long-haul from Kuala Lumpur

More flights to North America

Flights to Boston

Nearest origins

Long-haul to Boston

More flights from Asia