🇹🇭

Best eSIM for Thailand

Asia · Capital: Bangkok · Currency: THB

Cheapest plan

$24.00

MobiMatter · 20GB

Looking for the best travel eSIM for Thailand? We compared 30 plans from top providers including Airalo, Saily, Yesim, and MobiMatter. Below you'll find real-time pricing, the underlying roaming network for each plan, 5G availability, and honest recommendations based on Thailand's coverage landscape.

📡 Network Coverage in Thailand

Travel eSIMs don't build their own networks — they roam on Thailand's local carriers. Here's which provider uses which network:

eSIM Provider	Roaming Network	Technology
Airalo	TrueMove	4G/LTE
Saily	AIS	4G/5G
Yesim	AIS	4G/LTE
MobiMatter	dtac	4G/LTE

⚠️ Latency Note: Thailand roaming latency is excellent (30–50ms) as most eSIM providers route through Singapore gateways with direct peering to Thai networks. No significant latency penalty vs. local SIMs.

Local networks in Thailand:

AISTrueMovedtac

📊 Compare All Thailand eSIM Plans

Sorted by best value (price per GB). Unlimited plans sorted by total price.

Provider	Data	Validity	Price	$/GB	Network	5G	Get Plan
📊 MobiMatter Best Value	20GB	30 days	$24.00	$1.20	dtac	5G ✓	Visit
🛡️ Saily	20GB	30 days	$27.00	$1.35	AIS	5G ✓	Visit
📊 MobiMatter	10GB	30 days	$14.00	$1.40	dtac	5G ✓	Visit
✈️ Yesim	20GB	30 days	$29.00	$1.45	AIS	5G ✓	Visit
📊 MobiMatter	5GB	30 days	$8.00	$1.60	dtac	5G ✓	Visit
🔐 uPhone	10GB	30 days	$16.00	$1.60	Auto	5G ✓	Visit
🛡️ Saily	10GB	30 days	$17.00	$1.70	AIS	5G ✓	Visit
🛒 SimOptions	20GB	30 days	$34.00	$1.70	Auto	5G ✓	Visit
✈️ Yesim	10GB	30 days	$18.00	$1.80	AIS	5G ✓	Visit
⛅ BlueSky eSIM	10GB	30 days	$18.00	$1.80	Auto	5G ✓	Visit
📊 MobiMatter	3GB	30 days	$5.50	$1.83	dtac	5G ✓	Visit
🌍 Airalo	10GB	30 days	$19.00	$1.90	TrueMove	5G ✓	Visit
🛒 SimOptions	10GB	30 days	$19.00	$1.90	Auto	5G ✓	Visit
🔐 uPhone	5GB	30 days	$10.00	$2.00	Auto	5G ✓	Visit
🛡️ Saily	5GB	30 days	$11.00	$2.20	AIS	5G ✓	Visit
⛅ BlueSky eSIM	5GB	30 days	$11.00	$2.20	Auto	5G ✓	Visit
🌍 Airalo	5GB	30 days	$12.00	$2.40	TrueMove	5G ✓	Visit
✈️ Yesim	5GB	30 days	$12.00	$2.40	AIS	5G ✓	Visit
🛒 SimOptions	5GB	30 days	$12.00	$2.40	Auto	5G ✓	Visit
📊 MobiMatter	1GB	7 days	$2.50	$2.50	dtac	5G ✓	Visit
✈️ Yesim	3GB	30 days	$8.00	$2.67	AIS	5G ✓	Visit
⛅ BlueSky eSIM	3GB	30 days	$8.00	$2.67	Auto	5G ✓	Visit
🌍 Airalo	3GB	30 days	$9.00	$3.00	TrueMove	5G ✓	Visit
🛡️ Saily	1GB	7 days	$3.90	$3.90	AIS	5G ✓	Visit
🔐 uPhone	1GB	7 days	$4.00	$4.00	Auto	5G ✓	Visit
🌍 Airalo	1GB	7 days	$4.50	$4.50	TrueMove	4G	Visit
✈️ Yesim	1GB	7 days	$5.00	$5.00	AIS	5G ✓	Visit
📶 Maya Mobile	∞ Unlimited	1 day	$5.00	—	AIS	5G ✓	Visit
📶 Maya Mobile	∞ Unlimited	7 days	$19.00	—	AIS	5G ✓	Visit
📶 Maya Mobile	∞ Unlimited	30 days	$50.00	—	AIS	5G ✓	Visit

Prices in USD. Data refreshed weekly. Affiliate links open in a new tab.

30 plans compared

🏆 Our Top Pick for Thailand

MobiMatter — 20GB for $24.00

Aggregator of 30+ MVNOs — lowest per-GB pricing

Get MobiMatter

🧭 Thailand eSIM Travel Guide & Insights

Practical tips for staying connected in Thailand.

AIS is the undisputed coverage leader in Thailand — it reaches remote islands and northern mountains where TrueMove and dtac struggle.

Thailand 5G is widely deployed in Bangkok, Pattaya, Phuket, and Chiang Mai. Saily and Maya offer 5G access; Airalo is 4G-only on TrueMove.

Tourist SIM cards sold at airports require passport registration and activation (15–30 min). Travel eSIMs skip this entirely.

Bangkok BTS and MRT underground stations have full signal on all three networks — no dead zones.

Thailand eSIM — Frequently Asked Questions

What is the best eSIM for Thailand in 2026?

Saily connects via AIS (Thailand's #1 network) with 5G in Bangkok, Phuket, and Chiang Mai. Airalo uses TrueMove 4G. Both cost $4–9 for 5–10GB. For island hopping, AIS has the best coverage.

Is unlimited data eSIM available for Thailand?

Maya Mobile offers true unlimited data in Thailand from $1.67/day on AIS 5G. Holafly also offers unlimited but throttles after 10GB/day. For heavy users, Maya is the better value.

Can I buy a Thailand eSIM at the airport?

Yes — AIS, TrueMove, and dtac sell eSIMs at Suvarnabhumi (BKK) and Don Mueang (DMK) airports. However, pre-purchasing a travel eSIM online is 30–50% cheaper and avoids queues. Install before landing for instant connectivity.

Why does my Thailand eSIM signal drop on islands?

Gulf of Thailand islands (Koh Phangan, Koh Tao) and Andaman islands (Phi Phi, Lanta) have AIS coverage gaps. dtac and TrueMove may have better signal on specific islands. If island-hopping, choose a provider that aggregates multiple networks.

🔗 Related Comparisons

Airalo review → Saily review → Yesim review → MobiMatter review → Browse all destinations →