Thailand travel checklist
Power, visa, eSIM, packing rules, and weather in one fast page.
Currency
THB
Language
Thai
Power
Plug types A, B, C, 220V / 50Hz.
Time zone
ICT (UTC+7)
Power banks
Under 100Wh allowed in carry-on; 100-160Wh needs airline approval; Up to 2 units.
Thailand travel checklist overview
What this page covers
The Thailand travel checklist highlights the key rules that affect most visitors: power standards, entry requirements, SIM options, carry-on rules, and weather expectations.
Who it helps
Use this checklist if you want a fast pre-flight scan before diving into the full tools. It is designed for first-time visitors and quick repeat trips.
Local context
Expect mixed plug types, strong mobile coverage in Bangkok, and hot seasons that require light, breathable packing.
Local essentials
What locals use
- Transit card: Rabbit Card (Bangkok BTS)
- Main airports: BKK, DMK, CNX, HKT
- Emergency number: 191
- City climate notes: Bangkok is hot year-round; the north is cooler from November to February; the south has monsoon seasons that vary by coast.
- Voltage differences: Voltage is consistent nationwide at 230V / 50Hz.
Local insight
Thailand is easy to travel on a budget, but plan around heat and rain. In Bangkok, BTS and MRT are the fastest ways to move, while taxis are best for late nights. Island weather varies, so check the coast you are visiting for monsoon timing. Carry small cash for street food and markets, and plan midday breaks when temperatures peak.
Entry essentials
🛂 Visa & entry
- Many passports receive visa-exempt entry for short stays
- Passport should be valid for at least 6 months
- Onward ticket and hotel address may be requested
🔌 Power & charging
- Type A, B, and C plugs, 220V power
- Most devices support 100-240V input
- Carry a universal adapter for hotels
📱 eSIM & data
- 5G coverage is strong in Bangkok and Phuket
- Airport kiosks sell tourist SIMs
- Activate eSIM before arrival for instant data
💳 Payments
- Cash is common for street food and taxis
- Cards accepted at malls and hotels
- Keep small bills for local markets
Getting around, safety, and best seasons
🚆 Transportation
- BTS and MRT are fastest in Bangkok
- Grab works well for city rides
- Negotiate fares with tuk-tuks
🛡️ Safety
- Emergency number is 191
- Use helmets if renting a scooter
- Keep valuables secure at markets
🌤️ Best seasons
- November-February is cooler and dry
- March-May is hot and humid
- June-October brings heavier rain
Planning checklist
Thailand travel checklist tools to use
Power bank rules
Under 100Wh allowed in carry-on; 100-160Wh needs airline approval; Up to 2 units.
Open tool →Visa and entry snapshot
| Passport | Status | Notes |
|---|---|---|
| United States | visa-free | 30 days visa-exempt on arrival. |
| Japan | visa-free | 30 days visa-exempt on arrival. |
| United Kingdom | visa-free | 30 days visa-exempt on arrival. |
| France | visa-free | 30 days visa-exempt on arrival. |
Best eSIM picks for Thailand
Airalo
15GB for 30 days • $19 • 4G/5G
Nomad
10GB for 30 days • $18 • 4G/LTE
Weather and packing advice
Best weather months around Bangkok:
- November: 31°C / 23°C, 45mm rain
- December: 31°C / 22°C, 20mm rain
- February: 33°C / 24°C, 20mm rain
FAQ
Many passports receive visa-exempt entry for short stays, but rules vary by nationality. Use the visa tool to confirm.
Thailand commonly uses type A, B, and C plugs with 220V / 50Hz power.
Yes, but they must be carried in the cabin and stay within airline watt-hour limits.
Other destinations
Last updated: 2025-02-01. Always confirm critical rules with official sources.