Buying a travel eSIM in 2026 takes about as long as ordering a coffee. There's no SIM-card kiosk to find, no passport to register, no waiting — you pick a plan, pay, scan a QR code (or tap a button in the provider's app), and you're online. Most providers even let you buy weeks ahead and have the data switch on automatically the moment you land.
To make choosing simple, here's the mega list of every eSIM provider we use — with starting prices and country coverage up front. Pick whichever suits your trip and tap through.
Why you need an eSIM in Asia
If you're planning a trip across Asia, one of the smartest things you can do before you fly is set up an eSIM. Whether you're island-hopping through Thailand, exploring the neon streets of Tokyo, or backpacking through Vietnam and Cambodia, staying connected can make or break your travel experience — and an eSIM is by far the easiest way to do it.
Skip the airport SIM hunt
Anyone who has travelled to Asia before knows the drill: you land after a long flight, exhausted, and now you need to find a SIM-card kiosk, fill out registration forms, and hope the staff speak enough English to help you pick the right plan. With an eSIM, you activate your data plan before you even board the plane. The moment your wheels touch down, you're online — no queues, no paperwork, no stress.
Keep your home number active
A major advantage of eSIMs is that they work alongside your existing physical SIM. You can keep your home number active for important calls, banking apps and two-factor authentication, while using a separate eSIM for affordable local data. No more missing messages because you swapped out your SIM card.
Affordable, flexible plans
Providers now offer plans tailored to almost every Asian destination — single-country options for the likes of Japan, Thailand or South Korea, as well as regional plans covering multiple countries if you're doing a multi-stop trip through Southeast Asia. These are often significantly cheaper than roaming charges from your home carrier.
Easy to manage
Most eSIMs can be installed and topped up directly from an app, so if you run low on data mid-trip you can add more in seconds — even from a remote beach or a mountain village.
How easy is it to get one? Four steps.
The mega list at a glance
| Provider | Coverage | Starts from | Plan style | Phone number | Get it |
|---|---|---|---|---|---|
| Airalo | 200+ countries | ~$4.99 / 1GB | Fixed data | Data only | Airalo → |
| Nomad | 200+ countries | ~$3.50 / 1GB | Fixed + long-term | ◐ Thai number (some) | Nomad → |
| Saily | 150+ destinations | ~$3.89 / 1GB | Fixed data | Data only | Saily → |
| YeSIM | 200+ countries | Under $1 entry | Day Pass & Pay & Fly | ◐ Optional virtual | YeSIM → |
| Ubigi | 200+ destinations | ~$5 / 1GB | Fixed + monthly/annual | Data only | Ubigi → |
| Airhub | 190+ countries | ~$4.99 / 1GB | Fixed + big-data | Data only | Airhub → |
| Holafly | 160+ destinations | ~$1.48 / day | Unlimited data | Data only | Holafly → |
| WorldSIM | 195+ countries | ~€5 / 1GB | Data + voice/SMS | ✓ UK & US number | WorldSIM → |
All prices are approximate starting points and vary by destination, plan length and ongoing promotions. Always confirm the live price for your exact country on the provider's site before buying.
Airalo
Airalo
Widest coverageThe world's biggest eSIM marketplace, with local, regional and global plans. Coverage spans 200+ countries and regions. Entry plans start around $4.99 for 1GB / 7 days; sample local plans include Japan 5GB for ~$12 and a 78-country Europe plan at 10GB for ~$35. Fixed data, data-only.
Get Airalo →Nomad
Nomad
Asia-Pacific & long staysCovers 200+ destinations (around 204 countries) with sharp fixed-data pricing from about $3.50–4.50 for 1GB, plus long-term Global-EX plans that run up to a year. Notable extra: a local Thai phone number on select plans, handy for Grab and LINE. Otherwise data-only.
Get Nomad →Saily
Saily
Budget + built-in securityBuilt by Nord Security (the NordVPN team). Covers 150+ destinations (Europe 35, Asia & Oceania 22, and a 121-country global plan). Plans start around $3.89 in North America, $4.99 in Europe and $8.99 global, with many 1GB / 7-day plans under $4. Every plan includes ad/tracker blocking and web protection. Data-only.
Get Saily →YeSIM
YeSIM
Cheapest & most flexibleSwiss provider covering 200+ countries and regions. Entry plans start under $1. Two clever models: a global Pay & Fly plan billed per GB across 170+ countries, and an Unlimited Day Pass (82 countries) sold in 10/20/40/80-day bundles where each 24-hour day only counts once you connect. Free tethering and a bundled iOS VPN; optional virtual numbers. Full YeSIM review →
Get YeSIM →Ubigi
Ubigi
Strong 5G in Japan & KoreaBacked by Transatel/NTT, covering 200+ destinations with standout 5G in Japan and South Korea. Plans start around $5 for 1GB / 7 days (e.g. 3GB / 30 days ~$13), with monthly and annual options for frequent travellers. Hotspot/tethering allowed; data-only. Full Ubigi review →
Get Ubigi →Airhub
Airhub
Big-data & family plansFounded in 2020, covering 190+ countries with particularly strong Europe, Asia-Pacific and Americas coverage. The Global Starter plan is $4.99 for 1GB / 7 days, and Airhub stands out for very large allowances (including a 300GB Eurasia plan) plus hotspot sharing and family plans. Data-only.
Get Airhub →Holafly
Holafly
Unlimited-data specialistThe unlimited-data name, covering 160+ destinations (a 121-country global unlimited plan included). Pricing is per day rather than per GB — from about $1.48/day in Europe up — and there's a monthly unlimited subscription around $64.90 (≈$2/day). A fair-use policy may reduce speeds beyond ~90GB/month. Data-only.
Get Holafly →WorldSIM
WorldSIM
Data + a real phone numberThe odd one out — a full mobile solution, not just data. Coverage spans 195+ countries across 500+ operators, with data bundles from about €5 for 1GB / 7 days. The eSIM Pro plans include a free UK (+44) number (optional US +1 for ~£10/year), free incoming calls in 85+ countries, and lifetime validity on your credit. Best when you need a reachable number abroad, not just data.
Get WorldSIM →Frequently asked questions
*#06# and look for an EID number to confirm, or check our device compatibility guide.
