Singapore to Bangkok

Glorious Southeast Asia

fares from $3,399 per guest

10-Day Voyage

Oceania Sirena

Dec
26
2025
TO
Jan
5
2026

Special Offer

Your World Included™
All Specialty Dining
Shipboard Gratuities
Unlimited WiFi

plus choice of:
Complimentary Wine & Beer
or $600 Shore Excursion Credit

Amenities are per stateroom

View All Offers


Think beaches and snorkeling, as Sihanoukville sits on the beautiful island-studded Bay of Thailand. Wats, or Buddhist temples, are abundant and often modest architecturally, as seen at Wat Otres behind Otres Beach. There are even two wats in Ream National Park, a birdwatcher's paradise.