Thailand Tours in May 2025
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10 best Thailand trips in May 2025
Compiled by
NadineThailand travel expert at TourRadar
- 9 Days Thailand Exploration
- Thailand Island Hopping – West Coast
- Thailand: Night Markets & Blue Waters
- Northern Thailand Adventure
- Thai Intro + Dive
- Classic Thailand - West Coast
- Thailand Adventure: Bangkok, Chiang Mai & Street Food Crawls
- Bangkok and Ancient Capitals, Small Group Tour
- Trails and Gems of Siam, Small Group Tour
- Treasures of Thailand 8 Days - Chiang Mai to South, Small Group Tour (English Only)
- Mega Sale
Duration 9 days Destinations Bangkok, Khao Sok National Park, Ko Pha Ngan, Koh Samui Age Range 2 to 90 year olds Operated in English Operator Wonderful Holidays UK May departure dates
See All Departure Dates2 May, 2025 10 spaces left 6 May, 2025 10 spaces left From $1,588
4% Off- US$1,525You save $63
Thailand Island Hopping – West Coast
7 Reviews by TourRadar travelers“Excellent organization. Loved every minute of it.”
Sabri, traveled in April 2019
Mega Sale
Duration 8 days Destinations Bangkok, Trang, Ko Ngai, Koh Lanta, Ko Rok Noi, Ao Nang, Krabi Age Range up to 90 year olds Operated in English Operator G Adventures May departure dates
See All Departure Dates2 May, 2025 10 spaces left 9 May, 2025 10+ spaces left From $1,799
40% Off- US$1,079You save $719
Thailand: Night Markets & Blue Waters
13 Reviews by TourRadar travelers“My G-Adventures tour around Thailand was an incredible way to explore the ins and outs of the country.”
Oliver, traveled in May 2022
Mega Sale
Duration 15 days Destinations Bangkok, Chiang Mai, Khao Sok National Park, Koh Samui, Ko Tao Age Range 18 to 39 year olds Operated in English Operator G Adventures May departure dates
See All Departure Dates15 May, 2025 3 spaces left 17 May, 2025 10+ spaces left From $1,349
17% Off- US$1,120You save $229
Northern Thailand Adventure
17 Reviews by TourRadar travelers“I made amazing friends and got to see a local side of Thailand. I know there's no way I'd have those experiences without this tour.”
Rebecca, traveled in October 2022
Mega Sale
Duration 10 days Destinations Bangkok, Kanchanaburi, Ayutthaya, Chiang Mai Age Range up to 90 year olds Operated in English Operator G Adventures May departure dates
See All Departure Dates10 May, 2025 8 spaces left 24 May, 2025 10+ spaces left From $1,429
25% Off- US$1,072You save $357
Thai Intro + Dive
9 Reviews by TourRadar travelers“The tour included things I may have never seen on my own so I definitely got value for money.”
Natalie, traveled in February 2019
Mega Sale
Duration 13 days Destinations Bangkok, Khao Sok National Park, Ko Pha Ngan, Koh Tao Age Range 18 to 39 year olds Operated in English Operator INTRO Travel May departure dates
See All Departure Dates4 May, 2025 10+ spaces left 6 May, 2025 10+ spaces left From $1,449
10% Off- US$1,304You save $144
Classic Thailand - West Coast
5 Reviews by TourRadar travelers“Amazing experience and one I will look back on for a lifetime. I met great people, tried new food, and truly experienced a new culture for the first time ever.”
JessicaAmRhein, traveled in July 2022
Mega Sale
Duration 14 days Destinations Bangkok, Kanchanaburi, Ayutthaya, Chiang Mai, Ko Ngai, Koh Lanta, Ao Nang Age Range 12 to 99 year olds Operated in English Operator G Adventures May departure dates
3 May, 2025 1 space left From $2,599
20% Off- US$2,079You save $519
Thailand Adventure: Bangkok, Chiang Mai & Street Food Crawls
5 Reviews by TourRadar travelers“Thailand is an incredible country with fantastic people, and I would love to come back for sure!”
Maja, traveled in November 2023
Mega Sale
Duration 7 days Destinations Bangkok, Srinakarin Dam, Kanchanaburi, Ayutthaya, Chiang Mai Age Range 18 to 35 year olds Operated in English Operator G Adventures May departure dates
4 May, 2025 10+ spaces left From $599
25% Off- US$449You save $149
Bangkok and Ancient Capitals, Small Group Tour
11 Reviews by TourRadar travelers“From Bangkok to Ayutthaya, then to Chiang Mai. Especially like the Thai food market.”
Christina, traveled in August 2022
Mega Sale
Duration 8 days Destinations Bangkok, Ayutthaya, Kamphaeng Phet, Lampang, Chiang Mai, Lamphun, Sukhothai, Lopburi Age Range 10 to 99 year olds Operated in English, German, Italian, French, Spanish Operator Destination Services Thailand May departure dates
See All Departure Dates6 May, 2025 10 spaces left 13 May, 2025 10 spaces left From $969
15% Off- US$824You save $145
Trails and Gems of Siam, Small Group Tour
5 Reviews by TourRadar travelers“Amazing short trip to know one corner of THailand. I booked as well the 3 days city break in Bangkok with DS, all the pick ups and transfers were perfect.”
Leonell, traveled in January 2019
Mega Sale
Duration 5 days Destinations Bangkok, Ayutthaya, Kamphaeng Phet, Lampang, Chiang Mai, Lamphun, Sukhothai, Lopburi Age Range 10 to 99 year olds Operated in English, German, Italian, French, Spanish Operator Destination Services Thailand May departure dates
See All Departure Dates1 May, 2025 10 spaces left 8 May, 2025 10 spaces left From $813
15% Off- US$691You save $121
Treasures of Thailand 8 Days - Chiang Mai to South, Small Group Tour (English Only)
1 Review by TourRadar travelers“Great Tour minibus. Your every wish is considered.”
Frances, traveled in February 2023
Mega Sale
Duration 8 days Destinations Chiang Mai, Lamphun, Lampang, Sukhothai, Uthai Thani, Ayutthaya, Kanchanaburi, Bangkok Age Range 10 to 99 year olds Operated in English Operator Destination Services Thailand May departure dates
See All Departure Dates1 May, 2025 10 spaces left 4 May, 2025 10 spaces left From $1,357
15% Off- US$1,154You save $203
