Chiang Mai Calendars – 2026 Summer Sessions I & II
Program Deadlines
| March 15, 2026 | Application Deadline |
| April 15 | Summer I & II Balance Due Deadline | Financial Aid Deferment Form Due |
| April 15 | Summer Session I Confirmation Deposit Refund Deadline |
| April 15 | Summer Session I Tuition Refund Deadline | Refer to Enhanced Refund Policy |
| May 15 | Summer Session II Tuition Refund Deadline | Refer to Enhanced Refund Policy |
See Ready to Apply for additional information about the application process and Money Matters for more details regarding payment and cancellation deadlines. Payment of the Confirmation Deposit cannot be deferred. USAC reserves the right to make adjustments to fees or deadlines at any time.
Program Dates
Occasionally dates need to be changed or field trips modified. Refer back to this calendar often for the most current dates.
| May 21, 2026 | Departure from the U.S. |
| May 22 | Arrival in Chiang Mai | Program starts |
| May 22 | Move into program housing |
| May 23 | Field trip – Chiang Mai Old City & Temples |
| May 23 | Mandatory orientation |
| May 24 | Field trip – Tha Pae Sunday Street Market, Wat Phra That Doi Suthep, Jing Jai Organic Market |
| May 25 | Session I - First day of instruction |
| May 30 | Field trip – Elephant Care and Waterfalls |
| May 31 | Optional tour – Chiang Mai Countryside on Bicycle Tour |
| June 3 | Field trip – Trekking |
| June 3 | Holiday - Queen's Birthday |
| June 6 | Optional tour – Hill Tribe Day Tour |
| June 13 | Field trip – Thai Cooking Workshop |
| June 21 | Field trip – Mae Kampong Ecotourism Village |
| June 24 | Session I - Last day of instruction |
| June 25 - 26 | Session I final examinations |
| July 2 | Session II - First day of instruction |
| July 4 | Field trip – Chiang Mai Old City and Temples |
| July 5 | Field trip – Tha Pae Sunday Street Market, Wat Phra That Doi Suthep, Jing Jai Organic Market |
| July 11 | Field trip – Elephant Care and Waterfalls |
| July 12 | Optional tour – Chiang Mai Countryside on Bicycle Tour |
| July 12 | Optional tour – Hill Tribe Day Tour |
| July 18 | Field trip – Trekking |
| July 19 | Optional tour – Hill Tribe Day Tour |
| July 28 | Holiday - King's Birthday |
| July 29 | Holiday - Asarnha Bucha Day |
| July 30 | Holiday - Buddhist Lent Day |
| August 2 | Field trip – Mae Kampong Ecotourism Village |
| August 5 | Session II - Last day of instruction |
| August 6 - 7 | Session II final examinations |
| August 8 | Program ends |
| August 8 | Move out of program housing |
| August 8 | Optional group flight return | Individual return |