21 days in Southeast Asia Itinerary

Formerly known in the West as Saigon and affectionately referred to as the "Pearl of the Far East," Ho Chi Minh City is a study of old and new, woven and piled together in a fast-paced urban hub.

Ho Chi Minh City is known for nightlife, museums, and shopping. Your plan includes some of its best attractions: make a trip to Cu Chi Tunnels, take in the architecture and atmosphere at Notre Dame Cathedral of Saigon, ponder the world of politics at Central Post Office, and paddle through the water with a kayaking and canoeing tour.

For reviews, traveler tips, other places to visit, and other tourist information, you can read our Ho Chi Minh City holiday planner.

Saltillo, Mexico to Ho Chi Minh City is an approximately 32-hour flight. Due to the time zone difference, you'll lose 12 hours traveling from Saltillo to Ho Chi Minh City. When traveling from Saltillo in June, plan for a bit warmer days and much hotter nights in Ho Chi Minh City: temperatures range from 38°C by day to 29°C at night. Finish up your sightseeing early on the 5th (Fri) so you can travel to Siem Reap.

Once a small village in northwest Cambodia, Siem Reap now serves as a gateway to the Angkor region's World Heritage-listed temple and other attractions.

Kick off your visit on the 6th (Sat): explore the ancient world of Bayon Temple, then contemplate in the serene atmosphere at Ta Prohm, and then delve into the distant past at Angkor Wat. On the next day, don't miss a visit to Pub Street, take in the spiritual surroundings of Banteay Srei, then steep yourself in history at Angkor Thom, and finally have some family-friendly fun at Escape Break.

To find reviews, ratings, other places to visit, and tourist information, you can read our Siem Reap route planner.

Getting from Ho Chi Minh City to Siem Reap by flight takes about 4.5 hours. Other options: drive; or take a bus. Expect a daytime high around 39°C in June, and nighttime lows around 30°C. Finish your sightseeing early on the 7th (Sun) so you can travel to Bangkok.

Enjoy cultural, historical, and culinary exploration during your holiday in Bangkok, the capital of Thailand and the most populous city in the country.

Bangkok is known for shopping, historic sites, and nightlife. Your plan includes some of its best attractions: contemplate the long history of The Grand Palace, admire the landmark architecture of Jim Thompson House, buy something for everyone on your list at Siam Paragon, and shop like a local with Chatuchak Weekend Market.

For traveler tips, where to stay, photos, and more tourist information, you can read our Bangkok trip itinerary maker website.

Traveling by flight from Siem Reap to Bangkok takes 4.5 hours. Alternatively, you can drive; or take a bus. In June in Bangkok, expect temperatures between 39°C during the day and 30°C at night. Finish up your sightseeing early on the 10th (Wed) so you can travel to Koh Tao.

A holiday in Ko Tao ensures a mix of adventure and relaxation on a fast-developing island in the Gulf of Thailand.

Kick off your visit on the 11th (Thu): shake up your sightseeing with a climbing tour and then get a new perspective on things with Boat Tours & Water Sports.

To find photos, traveler tips, ratings, and more tourist information, read our Koh Tao journey maker app.

Traveling by combination of flight and ferry from Bangkok to Koh Tao takes 6.5 hours. Alternatively, you can take a bus; or do a combination of train and ferry. In June, daytime highs in Koh Tao are 38°C, while nighttime lows are 32°C. Finish up your sightseeing early on the 11th (Thu) so you can travel to Singapore.

A Singapore vacation reveals the many charms of a leading city-state and regional hub of culture, retail, and tourism.

Singapore is known for parks, shopping, and zoos & aquariums. Your plan includes some of its best attractions: take in nature's colorful creations at Gardens by the Bay, examine the collection at Buddha Tooth Relic Temple and Museum, appreciate the history behind Merlion Park, and take in panoramic vistas at Singapore Flyer.

To find maps, ratings, other places to visit, and other tourist information, refer to the Singapore online holiday builder.

Getting from Koh Tao to Singapore by combination of ferry and flight takes about 8 hours. Other options: take a bus; or do a combination of ferry, train, and car. The time zone changes from Indochina Time (ICT) to Singapore Standard Time (SGT), which is usually a 1 hour difference. In June, plan for daily highs up to 38°C, and evening lows to 30°C. Cap off your sightseeing on the 14th (Sun) early enough to travel to Ubud.

Experience small-town Bali in Ubud, an atmospheric town surrounded by small settlements, farms, and rice paddies.

On the 15th (Mon), explore the galleries of Threads of Life, tour the pleasant surroundings at Sacred Monkey Forest Sanctuary, then take in the spiritual surroundings of Saraswati Temple, and finally stroll through Mason Elephant Park. Keep things going the next day: relax and rejuvenate at some of the best spas, contemplate in the serene atmosphere at Tirta Empul Temple, and then don't miss a visit to Tegalalang Rice Terrace.

For other places to visit, maps, where to stay, and more tourist information, you can read our Ubud trip itinerary planner.

Traveling by flight from Singapore to Ubud takes 6 hours. Alternatively, you can do a combination of ferry, bus, and taxi; or do a combination of ferry, train, and taxi. Traveling from Singapore in June, you will find days in Ubud are little chillier (35°C), and nights are about the same (29°C). Finish your sightseeing early on the 16th (Tue) to allow enough time to drive to Seminyak.

A popular resort town offering a good range of tourist trips, activities, and amenities, Seminyak houses numerous tour companies providing excursions into the jungles of Bali.

Explore the numerous day-trip ideas around Seminyak: Sanur (Pura Dalem Pengembak, Pantai Sanur, &more), Tanah Lot Temple (in Beraban) and Uluwatu Temple (in Pecatu). The adventure continues: cool off at Waterbom Bali, let the river carry you with a rafting and tubing tour, admire the masterpieces at Purpa Fine Art Gallery Seminyak, and test your problem-solving skills at popular escape rooms.

For maps, reviews, where to stay, and more tourist information, go to the Seminyak trip planner.

You can drive from Ubud to Seminyak in 1.5 hours. Another option is to take a bus. Expect a daytime high around 35°C in June, and nighttime lows around 29°C. Cap off your sightseeing on the 21st (Sun) early enough to travel back home.