Do I need a visa for Thailand from Vietnam?

do I need a visa for Thailand from Vietnam: 60-day rule

Understanding the entry requirements for Thailand when traveling from Vietnam prevents significant travel complications at the airport. Travelers often overlook mandatory digital requirements or financial proof, leading to denied entry. Learning these regulations ensures a smooth journey and protects against unexpected legal hurdles during your regional trip.

The Short Answer: 60-Day Visa Exemption for Vietnamese Citizens

No, Vietnamese citizens do not need a visa to enter Thailand for tourism purposes if the stay is for 60 days or less.^[1] This policy - which was expanded in mid-2024 to include 93 countries - allows travelers from Vietnam to enter the kingdom with just a valid passport and a few mandatory digital registrations. It is the most flexible entry policy in years, intended to simplify regional travel and boost visitor numbers.

Travel data from 2025 indicated a 33% decline in Vietnamese arrivals compared to the previous year, when nearly one million visitors crossed the border.^[2]

This dip led to even more streamlined processing in 2026 to encourage travelers to return. While the visa itself is waived, dont let the phrase visa-free fool you into thinking you can just show up with a backpack and a smile. There is a new digital hurdle that has replaced the old blue-and-white paper arrival cards. Ill reveal the biggest mistake travelers make with this digital card in the dedicated section below - it is the number one reason people get stuck at check-in.

Mandatory Entry Requirements You Can't Ignore in 2026

To enter Thailand successfully from Vietnam, you must meet three core physical requirements at the immigration counter. First, your passport must be valid for at least six months from your date of entry. Second, you must possess a confirmed return or onward flight ticket departing Thailand within the 60-day window. Finally, you should have proof of your first few nights of accommodation, usually in the form of a digital or printed hotel booking.

The 20,000 THB "Ghost Rule"

There is a specific financial requirement that many travelers ignore because it is rarely checked. However, if you are asked and cannot comply, you will be denied entry. Official regulations require every solo traveler to have the equivalent of 20,000 Thai Baht (THB) in cash - roughly $550 USD - or 40,000 THB per family.^[3] While the check is infrequent for air arrivals from Hanoi or Ho Chi Minh City, immigration officers have the absolute right to see this physical cash.

In my experience, the only time I have seen this enforced was during a particularly busy weekend at Don Mueang Airport. The officer was screening passengers who appeared to have no clear itinerary. It is a technicality used to prevent illegal working, but it can ruin a vacation in seconds. Just carry the cash in USD or VND; it does not have to be in Baht. Better safe than sorry. Truly.

Everything You Need to Know About the Thailand Digital Arrival Card (TDAC)

The biggest change in 2026 is the total elimination of paper arrival cards in favor of the Thailand Digital Arrival Card (TDAC). Every non-Thai national must complete this online form before arriving, whether you are flying into Bangkok or crossing a land border from Laos or Cambodia. The system is designed to speed up queues, but for many, it has become a source of pre-flight anxiety.

Remember the mistake I mentioned earlier? Most travelers wait until they are in the taxi to the airport to fill it out. This is a massive risk.

The system officially requires submission within 3 days before arrival. While some reports suggest instant approval, others face delays of 24 hours or technical glitches on the government portal. If you dont have that QR code on your phone when you reach the check-in counter at Tan Son Nhat, the airline staff might not even let you board the plane. It happened to a friend of mine last month. He spent the most stressful 45 minutes of his life refreshing a browser while the boarding gate was closing.

Staying Longer: Extensions and Other Visa Options

If 60 days isnt enough - and lets be honest, between the street food in Chiang Mai and the beaches in Krabi, it rarely is - you can extend your stay. This must be done at a local immigration office inside Thailand, such as the one at IT Square Laksi in Bangkok. The fee is a flat 1,900 THB. ^[4]

The process is straightforward but requires a bit of patience.

You will need a passport photo (4x6 cm), copies of your passport pages, and proof of your current address in Thailand (like a hotel receipt). I suggest arriving 30 minutes before the office opens to avoid a 4-hour wait. If you plan to stay longer than 90 days total, you should look into the Long-Term Resident (LTR) visa. This is a much more complex path requiring significant financial proof - often a 50,000 USD health insurance policy and high annual income - but it provides a 10-year residency for those who qualify.

Choosing Your Route: Air vs. Land Entry from Vietnam

Direct Flight (SGN/HAN to BKK/DMK)

• Moderate to high depending on airline and booking time
• Smooth processing; rarely asked for proof of funds
• 90 to 120 minutes of flight time

Land Border Entry (via Cambodia or Laos)

• Lowest price point; ideal for budget backpackers
• Strict limits; only 2 visa-exempt entries allowed by land per year
• 24 to 48 hours including bus transfers

An's TDAC Panic at Tan Son Nhat

An, a 28-year-old freelance designer from Ho Chi Minh City, booked a last-minute flight to Bangkok for a friend's birthday in 2026. She assumed that since it was 'visa-free,' she could just walk through the airport with her passport and boarding pass.

At the check-in counter, the staff asked for her TDAC QR code. An had never heard of it. She tried to register on her phone, but the airport Wi-Fi was slow and the government portal kept timing out on her mobile browser.

She realized she was about to miss her flight. Panic set in until a fellow traveler told her to switch to her 4G data and use the 'English' version of the site only. She finally submitted it with 10 minutes to spare before the gate closed.

An received the QR code via email just as she reached the gate. She learned that even simple trips require a digital check-in. Now, she always completes her TDAC exactly 72 hours before her flight to avoid the stress.