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42-Day Coral Triangle, Great Barrier Reef & Southeast Asia

42 nights · Westerdam · 20 ports · 17 days at sea

1Day 1Singapore

Your journey, day by day

Choose a day to explore the port and follow the route.

See the complete schedule
Day by day itinerary
DayPort
1Singapore
2
3
4Philippines
5
6Indonesia
7
8
9Indonesia
10
11Papua New Guinea
12Papua New Guinea
13
14Australia
15Australia
16Australia
17
18
19
20Australia
21
22
23Indonesia
24Indonesia
25Indonesia
26
27
28
29Singapore
30
31Thailand
32Thailand
33Thailand
34Cambodia
35
36Vietnam
37
38Vietnam
39
40Vietnam
41Vietnam
42
43Hong Kong

The map illustrates the route. Port times, where supplied, may change. Follow the ship’s all-aboard deadline on the day.

Your ship · Holland America Line

Westerdam

Guests
1,964
Crew
817
Decks
11
Built
2004
Full Westerdam guide →

What to pack

Typical weather ashore. Not a forecast.

Historical averages from NASA POWER. Check a forecast near departure.

Schedule supplied 2026-10-14. Ports and times are subject to change; the cruise line confirms the final itinerary.

Your sailing

Sailing dates

No upcoming departures are currently listed for this itinerary.