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Travel data for Thailand.

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  • Plan choices8 bundles
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  • InstallationiPhone, Android, or manual
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Where are you going?
How many days?

How will you use your phone there?

You'll likely use about 6 GB in 10 days.

Your plan

Running low? We email you, and you can add data to the same eSIM.

  • Networks: TrueMove H, DTAC
  • Validity starts when the eSIM first connects to a supported network at your destination. Install within 180 days of purchase.
Thailand · 10 daysThailand · 10 GB€6.8110 GB · 30 days · VAT included10 GB · valid 30 days
€6.81

How buying and installing works

  1. Choose

    Pick where you’re going and for how many days. We suggest a plan, and you can pick any other.

  2. Pay

    Confirm your phone and email, then pay with Apple Pay, Google Pay or card.

  3. Install

    Open the link from your email on that phone and follow the steps for iPhone or Android. The days start when it first connects at your destination.

Mobile internet in Thailand: Bangkok arrivals and island transfers

By Matei Oprea - traveler and nomad in techPublished 2026-09-21Substantively updated 2026-09-21Facts checked 2026-09-21Next review 2026-12-21

Thailand is outside EU roaming. Install a compatible travel eSIM before departure or compare a registered local SIM after arrival. Save the airport route, hotel name in Thai, and any ferry or domestic-flight connection before moving on.

What to know before you land

  • EU roaming does not apply in Thailand.
  • Airport transport and ride pickup make arrival data useful.
  • Island and rural transfers need tickets, addresses, and maps offline.
Check phone compatibilityGet installation helpRO

The trip often continues after the international flight

Facts checked 2026-09-21

Bangkok arrivals may continue by Airport Rail Link, taxi, or ride service. Beach and island trips can add a domestic flight, coach, minivan, or ferry, so a working line helps coordinate several operators.

NBTC is the national telecom regulator. Local prepaid service can involve identity registration, while a travel eSIM follows its own supplier process. Check the current official rules before relying on an airport counter.

Sources for this section: NBTC, Tourism Authority of Thailand, SRTET

Choose the connection that fits the trip

  • Check your home plan first. Roaming may already be included, but fair-use limits and calls can differ from domestic use.
  • A local SIM can suit a longer stay or a traveler who needs a local number. Registration, shop opening hours, and changing the physical SIM add work after arrival.
  • A travel eSIM keeps the physical SIM slot free and can be installed before departure. It still requires an unlocked, eSIM-capable phone and may provide data only.

Useful data tasks in Thailand

Facts checked 2026-09-21

  • Finding the Airport Rail Link or the correct pickup point.
  • Showing the hotel name and address in Thai.
  • Coordinating a domestic connection, ferry, or island transfer.
  • Using translation and map tools at a market, station, or rural stop.

Sources for this section: NBTC, Tourism Authority of Thailand, SRTET

Thailand-specific checks

Facts checked 2026-09-21

  • Compare home roaming with a travel eSIM or registered local SIM before landing.
  • Keep passport and identity requirements in mind when buying local service.
  • Save the Thai address and phone number for accommodation.
  • Download island or mountain maps before the transfer begins.

Sources for this section: NBTC, Tourism Authority of Thailand, SRTET

Before you leave

  • Confirm that the exact phone model supports eSIM and is not carrier locked.
  • Save the installation details somewhere available without mobile data.
  • Download the first arrival route and any tickets that must work offline.
  • Keep the home SIM active only if you understand its roaming and incoming-call charges.

Install before the airport becomes urgent

  • Install over reliable Wi-Fi, label the new line, and leave it disabled until the plan instructions say to activate it.
  • On arrival, select the eSIM for mobile data. Enable data roaming only on that line when the plan requires it.
  • If data does not start, check the selected data line, roaming setting, APN instructions, and automatic network selection before deleting the eSIM.
  • Do not scan a QR code displayed on the same phone. Keep the manual activation details as the fallback.

Questions travelers ask

Is Thailand in EU roaming?

No. Check a separate roaming pass or another data option.

Can I buy a Thai SIM without registration?

Local prepaid service is subject to Thai registration rules. Use an authorized seller and current official guidance.

Should I buy at Bangkok airport?

Airport counters are convenient, but compare the total price, allowance, number, and registration terms.

Will a Thailand plan work on every island?

No country label can guarantee a specific beach or ferry route. Check the plan's geography and keep offline information.

Can I use a ride app with data only?

Yes, but keep the pickup point and destination available in Thai if communication is difficult.

When should I activate the eSIM?

Follow the plan's activation rule. Installation can happen before departure, while validity may begin at installation or first network connection.

Sources for this section: NBTC, Tourism Authority of Thailand, SRTET

What this guide can and cannot confirm

  • This is desk research, not a record of a personal network test in the country.
  • Coverage changes by operator, building, terrain, congestion, and device. A national source cannot promise service at a specific address.
  • No plan, price, operator, refund term, or support promise appears here unless it passes DeployedSim's separate supplier review.

Sources