City guide · India
Chhatrapati Shivaji Maharaj International (BOM)
eSIM for Mumbai
Short answer
You need an India eSIM — and in Mumbai the real argument for one is avoiding the local-SIM paperwork, which is genuinely slow for foreigners.
India plans currently start at $1.00 across 6 providers. Compare all 326 plans →
Mumbai does not have its own eSIM; you buy an India plan. The reason to use one here rather than picking up a local SIM is administrative. Indian prepaid SIMs require a KYC process for foreigners — passport, visa copy, photographs, a local address — and activation can take a day. In a city where you will want Uber or Ola working the moment you step out of the terminal, that delay matters.
How much data do you need in Mumbai?
| Trip type | Suggested | Why |
|---|---|---|
| Short business trip | 3–5 GB | Hotel wifi covers most work; data handles navigation and ride-hailing between meetings. |
| A week exploring | 10 GB | Constant ride-hailing, live navigation across a very large city, and translation add up faster than in most destinations. |
| Monsoon season travel | 10 GB+ | June to September, live traffic and transit updates become essential rather than convenient. |
Coverage in Mumbai
Jio and Airtel both cover Mumbai densely, with 5G across most of the city. Coverage holds on the suburban rail network and through the newer metro lines. The one thing to know is scale: Mumbai sprawls far further than visitors expect, and journeys from the airport to South Mumbai can take well over an hour in traffic with live navigation running the whole way.
Arriving in Mumbai
BOM has free wifi and the prepaid taxi and app pickup zones are well signposted. Install and activate before you land if you can — the ride-hailing apps are the first thing you will need and the queue for a local SIM at the airport is not quick.
What catches people out
A travel eSIM gives you data but no Indian number
Anything that sends an OTP code to a local number — some banking, some ticketing, occasionally UPI payment flows — will not work. If you need an Indian number, you need a local SIM and its KYC process.
Monsoon disrupts everything from June to September
Flooding closes roads and suburban rail lines at short notice. Live data is how you find out, which makes a slightly larger bundle worth it in those months.
Indian data is cheap, so size up
The price difference between a small and a generous India bundle is small in absolute terms. Given how much navigation Mumbai demands, take the larger one.
Mumbai eSIM questions
Prices last checked 8/30/2026 and are for India plans, which is what covers Mumbai. Updated for 2026. We may earn a commission from partners — see our affiliate disclosure.