Searching for a Thai visa online can be confusing. Lots of websites look official but aren’t, and some charge for things that are free.
So we put only the official Thai government links in one place, with the rules in plain English, to make it easy. We use it ourselves.
The four things most visitors need to know. Rules can change, so always check the official websites below before you travel.
Visa-free for holidays, for 60 countries including the UK, USA, Australia and the EU (from 15 September 2026)
You can only start filling it in 3 days before you arrive in Thailand. It never costs anything
Your passport must be valid for at least 6 months, with a blank page
You can usually extend once at an immigration office in Thailand, for about 1,900 baht
Correct as of November 2026. Rules differ by nationality.
These are the official Thai government websites. Bookmark them and use them directly.
For most holidays, no. Here is what changed in September 2026 and what you need at the border.

From 15 September 2026, visitors from 60 countries and territories can enter Thailand without a visa and stay up to 30 days for a holiday. This includes the UK, the USA, Canada, Australia, New Zealand, Ireland and every EU country. It replaced the old 60-day rule.
A few countries have their own agreements with Thailand that give a different length of stay, so always check your own nationality with the nearest Thai embassy before you book.
💡 Planning more than 30 days? Either extend once in Thailand, or apply for a visa before you travel. See “Staying longer” below.
Everyone needs it, it is free on the official TDAC website, and it takes about 10 minutes.

Thailand visa extensions, the Tourist Visa and the DTV: simple, official ways to stay longer. Tap each one for the short version.

Copycat websites can look very official. These simple checks keep you safe.

Thailand Guide Stay is an independent travel guide. We are not a government website, we don’t sell visas and we never ask for your passport details.
We only link to official Thai government websites for visas and the Arrival Card, so you always know where you are.
Not for a holiday of up to 30 days. From 15 September 2026, British passport holders can visit Thailand visa-free for up to 30 days, and can usually extend once for 30 more days at an immigration office. You still need the free Thailand Digital Arrival Card (TDAC) and a passport valid for at least 6 months.
Not for a holiday of up to 30 days. From 15 September 2026, US passport holders can visit Thailand visa-free for up to 30 days, and can usually extend once for 30 more days. You still need the free TDAC Arrival Card and a passport valid for at least 6 months.
From 15 September 2026, visitors from 60 countries, including the UK, USA, Canada, Australia, New Zealand and the EU, can usually stay up to 30 days for a holiday without a visa. Some nationalities have different rules, so check with a Thai embassy before you book.
Usually yes, once, for 30 more days at an immigration office in Thailand. The fee is about 1,900 baht. Go before your stay runs out.
Yes. The TDAC is always free on the official website, tdac.immigration.go.th. You can only start filling it in 3 days before you arrive in Thailand. Any website that charges a fee is not the official one.
At least 6 months from the day you arrive in Thailand, with a blank page for the entry stamp.
On the official Thai e-Visa website, thaievisa.go.th, or at a Thai embassy or consulate. Avoid agents and websites that are not official.
Overstaying is fined 500 baht a day, up to 20,000 baht, and longer overstays can lead to a ban from entering Thailand. Extend before your date if your plans change.
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