T-Mobile international roaming: what each plan includes, and what the International Pass costs

What does T-Mobile international roaming include?

T-Mobile's pitch is that its plans are already international plans: your phone just works when you land in one of 215+ countries and destinations, with no setup. What you get depends on the plan. T-Mobile's international roaming page, read on 10 November 2026, grouped the plans like this:

T-Mobile says pay-in-advance plans and No Credit Check plans are excluded from these benefits. You get a text when you have used 80 percent of your high-speed allowance, and another when it runs out, offering an International Pass. Some countries are excluded from international roaming benefits altogether; T-Mobile keeps a list on its coverage tool, which we did not reproduce here.

This is desk research from T-Mobile's own pages. We have not bought or tested a T-Mobile plan abroad.

Is T-Mobile roaming data really free, and how fast is it?

The data costs nothing extra on qualifying plans, but the speed after your high-speed allowance is the thing to understand. 256kbps is enough for messaging apps, email without attachments and slow-loading maps. It is not enough for video calls, streaming or tethering a laptop. T-Mobile describes the T-Mix More basic data as "2x faster than before".

Calls are not included in the free roaming: every minute made or received in the 215+ countries is $0.50 on a pay-per-use basis. An International Pass adds unlimited calling if you expect to be on the phone a lot.

What is the T-Mobile International Pass, and how much is it?

The International Pass adds high-speed data and unlimited calling on top of your plan in 215+ countries and destinations. T-Mobile's page listed three passes on 10 November 2026:

You can use the data however you like over the pass's life; there is no daily limit. T-Mobile sells passes in the T-Life app, on your T-Mobile account online, or from the link in the welcome text you get when you arrive. Older prices for these passes still circulate online; we have used the figures on T-Mobile's current roaming plans page.

How does T-Mobile roaming work in Mexico and Canada?

Better than elsewhere. T-Mobile's plans page showed unlimited text and 30GB of high-speed data in Canada and Mexico on T-Mix Loaded, and 15GB on T-Mix More. T-Mix Loaded also lists T-Satellite coverage off-grid in Canada and New Zealand. We did not see Canada and Mexico data listed for T-Mix Standard on the pages we read.

Magenta, Go5G or T-Mix: what changes for a traveller?

T-Mobile's current plans are the T-Mix family. On 10 November 2026 its plans page priced them for three lines, with AutoPay:

T-Mix Loaded

$200 a month for three lines ($230 without AutoPay). 15GB abroad, 30GB in Canada and Mexico

T-Mix More

$155 a month for three lines ($185 without AutoPay). 5GB abroad, 15GB in Canada and Mexico

T-Mix Standard

$100 a month for three lines ($130 without AutoPay). Texting and $0.50 calls abroad, no roaming data listed

Older plans map onto the same tiers. Go5G Next and Experience Beyond get the Loaded-level 15GB. Go5G Plus, Experience More and Magenta MAX get the More-level 5GB. Plain Magenta, Go5G and older Simple Choice plans were not named on the page we read, so check your own plan's terms in the T-Life app before you go.

When is a travel eSIM cheaper than T-Mobile roaming?

On T-Mix Loaded, for a typical week of maps and messaging, you probably don't need anything else: 15GB is generous. The question is what you do when the high-speed allowance runs out, or when your plan has none.

Take a 10-day trip. The 10 Day International Pass is $50 for 15GB. Our verified travel eSIM prices, read on each seller's own site in August 2026 (October 2026 for Airalo's France plans), were:

Those eSIMs carry 10GB rather than 15GB, but they cost about a third of the pass. Saily's 10GB over 30 days was $20.99 for Italy and $17.99 for Japan. On Essentials or T-Mix Standard, which have no roaming data, an eSIM is the cheaper route for nearly any trip longer than a day.

The pass still makes sense if you need unlimited calling on your US number, since an eSIM is data only and T-Mobile otherwise charges $0.50 a minute. On a one-day stopover, the $10 1 Day pass is simpler than installing an eSIM.

If you add an eSIM, keep your T-Mobile line on for texts and set the eSIM as your data line, with data roaming off on the T-Mobile line. Our data roaming guide covers the settings, and our international roaming plans page compares T-Mobile with AT&T International Day Pass and Verizon TravelPass. Visiting the US? Our T-Mobile SIM guide covers prepaid options.