Copenhagen — where being offline costs you more than usual

Coverage is fine; dependence is the story

Copenhagen has no coverage problem worth writing a page about. Nyhavn, Tivoli, the Little Mermaid and Christiania all have solid signal, and Metro tunnel coverage has been improving. If you were expecting a list of dead zones, there isn't one.

What makes Copenhagen different from a Danish town is how much of the visitor experience assumes you are online. This is Europe's cycling capital, and tourists genuinely navigate it by bike — the Cykelbyen bike share and Google Maps cycling directions are the normal way to get around, and both need live data. Transit runs the same way: DOT Mobilbillet covers Metro, S-Tog and buses on a single digital ticket, so your travelcard is an app rather than a card.

That combination is the practical argument for buying data here rather than rationing it. In a city you walk, a downloaded offline map covers you. In Copenhagen, an offline map does not unlock a bike or produce a valid ticket.

The vending machine at the airport

Copenhagen Airport has a 7-Eleven Go vending machine selling SIM cards. It runs 24/7 and needs no ID, which is the part worth noticing: Denmark otherwise requires a passport or national ID for prepaid registration, so a machine that skips it is unusual for Europe. If you land at 02:00 and want a physical SIM without a conversation, that is the option.

We do not hold a checked price for what the machine charges. The typical Danish airport tourist package runs around $13, which is a reasonable expectation rather than a quote for that specific machine.

What data actually costs

Pricing is national — there is no Copenhagen rate. These rows were read from Airalo's own site on 13 August 2026:

The ladder gets steadily better as it climbs, and the 50 GB is the cheapest gigabyte in Denmark. An earlier version of this page quoted a Nomad 50 GB month well below the real price and told you to treat it as a lead worth checking. It has been checked. Nomad's 50 GB sits ten dollars above Airalo's, and the low figure was our own bad record. Nomad's Danish strength is one rung down — its 20 GB at $20 against Airalo's $27.50.

At the small end, Saily lists 1 GB for seven days at $3.99 and Airalo's verified 1 GB for three days is $4. For a long weekend of bike navigation and tickets, 3 to 5 GB is the sensible band.

Unlimited plans exist here in unusual variety. Airalo sells them verified — $11.50 for three days, $19.50 for five, $35 for ten. Holafly's are indicative: $6.90 for a single day, $20.50 for five. Neither seller names a host network: Holafly's own listing carries no carrier — the TDC, Telia and Telenor trio this page used to show came from our own data — and Airalo, Saily and Nomad do not publish one for Denmark at all.

Should you buy anything

If your phone is on an EU or EEA plan, no. Denmark is in the EU, your domestic allowance roams here, and a travel eSIM would be a second payment for something you already have.

For everyone else, Copenhagen is a city where an eSIM installed before departure earns its keep — you can be routing a bike from the arrivals hall rather than finding a machine first. The full Danish picture, including the other cities and the local carriers, is on the Denmark hub.

Two apps to install before you fly

DOT Mobilbillet for Metro, S-Tog and bus tickets, and whichever bike app you plan to use. Set them up on home wifi rather than on the pavement outside the airport, because account registration is the fiddly part and it is much less pleasant done standing up with luggage.