🇲🇪 eSIM plans for Montenegro

Starting at $3.42/day*

No data caps
7-days valid
Fast, reliable connection
Skip the roaming bill
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Get your unlimited data

How many days

More days, lower daily rate

How many eSIMs

More eSIMs, bigger discount

Total

—

Get Montenegro eSIM

Install it now or once you're away. Nothing starts counting until you reach your destination and switch the eSIM on.

* The "as low as" figure is the lowest per-day rate, taken from the longest unlimited data plan on sale here.

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Why buy from us?

Here's how Onetel stacks up against other options in Montenegro.

Onetel

Local SIM card

Roaming

Uncapped data plans

Activates instantly

Your number stays the same

No surprise charges

No lock-in

24/7 support

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eSIM costs for Montenegro

Prices shown in USD

7 days of unlimited data in Montenegro costs $25.64 — about $3.66 a day on Crnogorski Telekom, One Crna Gora or m:tel Crna Gora, with no roaming charge and no SIM to swap. In Montenegro, 5G is live and median mobile download speed is 43.2 Mbps.

Duration	Data	Price	Daily cost
1 day	500 MB	$6.08	$6.08/day
3 days	—	$12.26	$4.09/day
5 days	—	$18.96	$3.79/day
7 days	1 GB	$25.64	$3.66/day
10 days	—	$35.68	$3.57/day
15 days	2 GB	$52.42	$3.49/day
30 days	3 GB	$102.58	$3.42/day

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Which networks you connect to in Montenegro

Your eSIM roams onto Montenegro's own operators. These are the networks and the frequencies they run — check your phone supports them before you travel.

Operator	4G / LTE bands	5G bands	5G
Crnogorski Telekom	B1, B3, B20	n28, n78	Yes
One Crna Gora	B1, B3, B20	n78	Yes
m:tel Crna Gora	B1, B3, B20	—	No

43.2 Mbps

Median download

12.9 Mbps

Median upload

Source: Ookla Speedtest Global Index, Q2 2025

Coverage in Montenegro

Extensive mountainous terrain results in significant coverage gaps in rural and remote areas, particularly in the northern Durmitor and Bjelasica regions.

Common Questions

The details worth knowing about your Montenegro eSIM

Your eSIM will connect to Crnogorski Telekom, One Crna Gora, or m:tel Crna Gora. All three support 4G on bands B1, B3, and B20. Crnogorski Telekom also offers 5G on n28 and n78, and One Crna Gora offers 5G on n78. m:tel has no 5G.

Yes. All three Montenegrin networks use 4G band B20 (800 MHz), which is critical for rural and indoor coverage. Older US or Asian phones lacking B20 may have weak reception outside cities. Check your phone specs for LTE band 20 before traveling.

Coverage is unreliable in mountainous northern areas like Durmitor and Bjelasica. The terrain causes significant gaps in rural and remote regions. You can expect good 4G in coastal towns and cities, but plan for no signal on many hiking trails and mountain roads.

Yes. This eSIM only provides data within Montenegro. It will not work across land borders. When you cross into Croatia, Bosnia and Herzegovina, Serbia, or Kosovo, data will stop. Buy a separate regional or local eSIM for each country you enter.

No. As an incoming roaming eSIM, no local registration or ID presentation is required. You can purchase and activate it before arrival. The eSIM connects to Montenegrin networks automatically without needing to visit a local store or show your passport.