Flight is the best way to connect each city. Here is the best and cheapest way we selected for you:
The best time to visit asia is between November and February, which brings drier, less humid, and slightly cooler weather to most of the area. though it can be cold in Halong Bay at this time, so a warm jacket is recommended.
Laos's weather system is straightforward and the country is dry between November and April, but gets unbearably hot between March and June. Vietnam's humid south is warm year-round and October to December are the finest months
in the north, while in Cambodia, June to October offers lush paddy fields.