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4-Week Thailand and Vietnam Tour Packages
4-Week Thailand and Vietnam Tour Packages

4-Week Thailand and Vietnam Tour Packages

Imagine wandering through Hanoi's vibrant streets, savoring incredible street food in the Old Quarter where locals eat. You'll discover the world's largest cave system in Phong Nha, cruise through dramatic Hai Van Pass in open-top jeeps with coastal views, and party in Ho Chi Minh City with karaoke night. Four weeks means you're genuinely experiencing Southeast Asia, not rushing through it.

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2026

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Insider tips: Recommended 4-week Thailand And Vietnam tour itineraries

Compiled by

Thailand and Vietnam travel expert at TourRadar

MelissaThailand and Vietnam travel expert at TourRadar

  • 25 Day Southeast Asia Itinerary, incl. Vietnam and Thailand

    This 25-day adventure links Thailand and Vietnam's wonders, from Halong Bay cruise to Phi Phi Islands. Mae Tang's elephant encounters and Bangkok's temple tours create lasting memories. Luxury awaits at Hotel du Parc Hanoi and Na Nirand Resort.

    Map of Grand Indochina and Thailand Adventure 25-Day
    View itinerary
    • Days 1-3

      Southern Vietnam

      Start in Ho Chi Minh City exploring Cu Chi Tunnels and Mekong Delta. Visit Notre Dame Cathedral and Central Post Office early morning to avoid crowds. Plan about 1.5 hours to drive to Cu Chi Tunnels and go early to stay ahead of the heat. Explore the Mekong Delta's floating markets by boat. Pack a hat and light clothing since the Delta gets very humid.

      25 Day Southeast Asia Itinerary, incl. Vietnam and Thailand
    • Days 4-6

      Central Vietnam

      Take a 1-hour flight to Hoi An. Walk through the Ancient Town and enjoy a boat trip on the Thu Bon River. Visit My Son Sanctuary first thing for the best photo opportunities. "The historical sites and floating villages were incredible," according to one traveler. Book your Hoi An to Hanoi flights in the afternoon since morning fog often causes delays.

      25 Day Southeast Asia Itinerary, incl. Vietnam and Thailand
    • Days 7-10

      Northern Vietnam

      Discover Hanoi's Old Quarter and take an overnight cruise in Halong Bay. Get up early to watch the sun rise over the limestone karsts. "Bring a light jacket for early mornings on the boat - it can get chilly on the water," one traveler suggests. The trip from Hanoi to Halong Bay takes about 4 hours.

      25 Day Southeast Asia Itinerary, incl. Vietnam and Thailand
    • Days 11-12

      Luang Prabang, Laos

      "Our guide arranged for us to join the 6am morning alms giving to monks - an amazing experience," shares one visitor. See the Pak Ou Caves and Khouangsi Waterfall. Remember to wear clothes that cover shoulders and knees when visiting temples.

      25 Day Southeast Asia Itinerary, incl. Vietnam and Thailand
    • Days 13-15

      Siem Reap, Cambodia

      Take 2-3 days to explore the Angkor temples. Watch the sunrise at Angkor Wat. Visit Ta Prohm later in the day when it's less crowded. Take a boat out on Tonle Sap Lake. "Sam [the guide] was extremely knowledgeable. It was very hot hiking around temples - the cold towels in the car were much appreciated."

      25 Day Southeast Asia Itinerary, incl. Vietnam and Thailand
    • Days 16-18

      Bangkok, Thailand

      See the Grand Palace before the tour groups arrive. Visit Damnoen Saduak Floating Market about 1.5 hours from Bangkok. When shopping at the market start at half the asking price.

      25 Day Southeast Asia Itinerary, incl. Vietnam and Thailand
    • Days 19-21

      Chiang Mai

      Visit Doi Suthep temple and spend time at an elephant sanctuary. "Feeding elephants and giving them a river bath was a blast," one traveler reports. Take a trip to see the Golden Triangle. Book evening flights heading south to avoid afternoon mountain turbulence.

      25 Day Southeast Asia Itinerary, incl. Vietnam and Thailand
    • Days 22-25

      Phuket

      Finish your trip with beach time and visit the Phi Phi Islands. Start at 7am for optimal snorkeling conditions. "The snorkeling and relaxing at Phi Phi Islands was the perfect way to end our journey."

      25 Day Southeast Asia Itinerary, incl. Vietnam and Thailand
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  • 27 Days in South East Asia, incl. Hanoi and Bangkok

    A 27-day route through 14 cities connects Thailand and Vietnam. The path leads from Hanoi's historic quarter through UNESCO sites like Hoi An to Bangkok. Guests enjoy 22 hotel nights, traditional homestays, and local experiences including dinner at KOTO restaurant.

    Map of Cycle South East Asia
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    • Days 1-2

      Hanoi

      Begin in Vietnam's capital cycling around West Lake. Go before 8am to watch locals doing tai chi and avoid peak heat. Skip the crowded Ho Chi Minh Mausoleum lines and explore the Old Quarter instead. You'll find better experiences among the historic streets and food stalls.

      27 Days in South East Asia, incl. Hanoi and Bangkok
    • Days 3-5

      Northern Vietnam

      Bike through Thai villages and rice paddies near Mai Chau. Stay in traditional stilt houses along the way. The roads have some potholes, so wider tires work best. Pack light layers for cool mornings and warm afternoons. Daily rides cover about 70km with vehicle backup if needed.

      27 Days in South East Asia, incl. Hanoi and Bangkok
    • Days 6-8

      Central Coast

      Take on the Hai Van Pass between Hue and Hoi An. It's a steep climb but offers great ocean views. Go early to avoid heat and traffic. Visit temples in the morning in Hoi An when it's cooler, then do shopping or cooking classes later.

      27 Days in South East Asia, incl. Hanoi and Bangkok
    • Days 9-11

      South Central

      Follow coastal roads from Quy Nhon to Nha Trang. The route winds past granite cliffs with ocean views throughout. Take regular water stops since shade is limited. Switch to boat trips in Nha Trang for island hopping and snorkeling.

      27 Days in South East Asia, incl. Hanoi and Bangkok
    • Days 12-14

      Southern Vietnam

      Ride through Dalat's highlands before heading to Ho Chi Minh City. Many cyclists take vehicle support for the tough Bidoup-Nui Ba Pass. Give yourself extra time to navigate HCMC traffic, especially near Ben Thanh Market.

      27 Days in South East Asia, incl. Hanoi and Bangkok
    • Days 15-17

      Mekong Delta

      Cycle through villages and orchards on flat but often dusty roads. Simple homestays offer real local experiences. The Cambodia border crossing takes 4+ hours, so bring snacks.

      27 Days in South East Asia, incl. Hanoi and Bangkok
    • Days 18-20

      Phnom Penh

      Bike around Cambodia's capital outside rush hours (7-9am, 4-6:30pm). Visit Tuol Sleng in the morning. Remember to cover shoulders and knees at the Silver Pagoda.

      27 Days in South East Asia, incl. Hanoi and Bangkok
    • Days 21-23

      Siem Reap

      Use back roads to explore Angkor's temples away from crowds. See Ta Prohm at sunrise before tour buses arrive. Bring a headlamp for dark interiors and drink plenty of water between sites.

      27 Days in South East Asia, incl. Hanoi and Bangkok
    • Days 24-27

      Thailand

      Final rides through rural Thailand into Bangkok. Roads are good but get busy near cities. Enter Bangkok after 10am to avoid traffic. Treat yourself to a Thai massage at the end.

      27 Days in South East Asia, incl. Hanoi and Bangkok
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  • Ultimate South East Asia

    This 27-day expedition links Thailand and Vietnam's cultural treasures. The path leads from Bangkok's Royal Palace to Halong Bay's limestone karsts, featuring Chiang Mai's elephant sanctuaries and Hoi An's ancient streets. Accommodations include the Empress Hotel Chiang Mai and traditional junk boats.

    Map of Ultimate South East Asia
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    • Bangkok Thailand

      65 mi
    • Kanchanaburi Thailand

      36 mi
    • Erawan National Park Thailand

      96 mi
    • Ayutthaya Thailand

      323 mi
    • Chiang Mai Thailand

      1 mi
    • Elephant Nature Park Thailand

      1 mi
    • Chiang Mai Thailand

      97 mi
    • Show 15 more

    • Chiang Rai Thailand

      83 mi
    • Pakbeng Laos

      65 mi
    • Luang Prabang Laos

      69 mi
    • Vang Vieng Laos

      66 mi
    • Vientiane Laos

      468 mi
    • Phnom Penh Cambodia

      143 mi
    • Siem Reap Cambodia

      2 mi
    • Angkor Wat Cambodia

      2 mi
    • Siem Reap Cambodia

      260 mi
    • Ho Chi Minh City Vietnam

      34 mi
    • Mekong Delta Vietnam

      40 mi
    • Cu Chi Vietnam

      16 mi
    • Ho Chi Minh City Vietnam

      200 mi
    • Nha Trang Vietnam

      271 mi
    • Da Nang Vietnam

      14 mi
    • Hoi An Vietnam

      390 mi
    • Hanoi Vietnam

      53 mi
    • Ninh Binh Vietnam

      84 mi
    • Halong Bay Vietnam

      78 mi
    • Hanoi Vietnam

    • Ultimate South East Asia
    • Ultimate South East Asia
    • Ultimate South East Asia
    View itinerary

Who is travelling?

AdultsAges 18 or above

2

ChildrenUnder 18

0

Select departure month

2026

Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

2027

Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

2028

Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec