Money / 7 min read
How to travel without paying roaming fees
Roaming pricing survives because almost nobody does the arithmetic before a trip. A daily pass sounds trivial at ten dollars until it is multiplied by a fortnight and a second device.
This is the comparison done properly, using the way people actually travel rather than a best case nobody experiences.
The daily pass
Most large carriers now sell a per-day roaming pass at somewhere between five and fifteen dollars. It is charged for any calendar day on which you use data, which in practice means arrival and departure days count in full.
A ten day trip on a twelve dollar pass is one hundred and twenty dollars. If your partner travels too, it is two hundred and forty. For a family of four with a tablet, the connectivity bill exceeds the cost of a hotel night.
The airport SIM
A local prepaid SIM is usually the cheapest per gigabyte, and in most countries it now requires your passport and a registration form. It also stops working at the border, so a trip through three countries means three SIMs and three queues.
Then there is the expiry. Local prepaid credit typically dies after 30 days of inactivity, so whatever you did not use is simply gone.
The travel eSIM bundle
Bundle sellers fixed the queue problem and kept the waste. You buy five gigabytes for a region over thirty days, use two, and the remaining three expire. Effective cost per used gigabyte is roughly double the sticker price, which is where the margin lives.
Bundles also force a guess in advance. Guess low and you are buying a top-up at a worse rate mid-trip; guess high and you donate the difference.
- Daily pass: predictable, expensive, multiplies per device
- Local SIM: cheap per GB, requires ID, dies at the border and on expiry
- Bundle: convenient, wasteful, requires guessing in advance
- Pay as you go: pay for what you use, nothing expires
Running the numbers
Take a ten day trip to Spain with moderate use: maps, messaging, a few uploads, some evening browsing. That is around three gigabytes for most people. On a pay-as-you-go eSIM at about two dollars a gigabyte, plus a one-time five dollar setup, the trip costs roughly eleven dollars.
The same trip on a twelve dollar daily pass costs one hundred and twenty. On a five gigabyte bundle at twenty five dollars it costs twenty five, of which ten is wasted, and the leftover expires before your next trip.
The gap widens on longer trips and narrows on very heavy use, which is the honest caveat: someone streaming video on mobile data all day is a poor fit for per-gigabyte pricing anywhere.
Practical habits that cut usage
Download offline maps and a translation pack before you go. Set streaming apps to wifi only. Turn off background app refresh for anything that is not messaging. These three changes routinely halve a trip's data use and cost nothing.
Then stop thinking about it. The point of pay-as-you-go is that a quiet day costs nothing, so there is no meter anxiety on the days you are at the beach rather than on a laptop.