🇹🇭 Chiang Mai · Thailand
Chiang Mai eSIM (2026) — オンライン購入 / QR即時開通
Thailand・Chiang Mai向けの旅行eSIM。空港SIM行列を回避し、到着前にQRプロファイルを入れ、着陸5秒でオンラインに。ローミング請求の心配なし。
Where you’ll use data most
- Old City temples & Wat Phra Singh
- Doi Suthep
- Sunday Walking Street
- Elephant sanctuaries
- Digital-nomad cafes in Nimman
Airports & arrival
- CNX (Chiang Mai Intl.)
Local mobile networks
AIS · True Move H · DTAC
3-step setup
- Buy the eSIM online — the QR is emailed within minutes.
- On home Wi-Fi, scan the QR (Settings → Mobile → Add eSIM). Leave the line OFF.
- After landing, enable the eSIM as default cellular data. Done.
Related guides
- タイ旅行に最適なeSIM (2026)
- How to Get Internet in Thailand | eSIM, SIM & Wi‑Fi guide
- アジア20カ国 eSIM 2026 | 複数国データ
Thailand eSIMプラン
タイ eSIMプランFAQ
Yes for most short visits. A prepaid Thailand eSIM installs in 2 minutes, gives a fixed GB at a fixed price, and skips the airport SIM queue at CNX (Chiang Mai Intl.).
Travel eSIMs roam over one or more local networks — typically AIS, True Move H, DTAC. The exact network is picked automatically based on signal strength.
Yes. Install on home Wi-Fi (Settings → Mobile → Add eSIM). Leave the line OFF, then enable after landing at CNX (Chiang Mai Intl.) to avoid carrier auto-roaming.
Maps, chat and photos: 3–5 GB. Add streaming or hotspot for laptop: 8–15 GB. Pick at least one bracket higher than your estimate — top-ups cost more than upgrading at purchase.