Thailand family trip cost calculator
Estimate your on-the-ground budget in USD from real October 2026 price checks. Set your nights in Bangkok and on Koh Samui - the calculator applies the mid-range prices from our cost guide. International flights are not included; add your own fare to Bangkok. Shopping and extras are not included either - that category has no ceiling.
Data source: What Two Weeks in Thailand With Kids Actually Costs - prices checked October 2026. Family of four, mid-range style.
| Component | Low | High | |
|---|---|---|---|
| Bangkok hotel ($145-$163/night) | $580 | $650 | Check Bangkok hotels → |
| Samui resort ($140-$160/night) | $1,400 | $1,600 | Check Samui resorts → |
| Food ($45-$75/day) | $630 | $1,050 | |
| Activities ($27-$47/day) | $378 | $658 | Book activities on Klook → |
| Local transport ($10-$17/day) | $140 | $238 | Airport transfers → |
| Total on the ground | $3,128 | $4,196 |
- Getting from Bangkok to Koh Samui is a positioning cost, not counted above: about $136 per person round-trip direct (Trip.com, checked October 2026).
- Stay connected: Thailand eSIM by email →
- Hands-on half day: Koh Samui Thai cooking class on GetYourGuide →
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