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FairSIM

Data in the US for Mexican travelers: Movistar, eSIM, or T-Mobile

Compare the Movistar roaming you already have against a dedicated eSIM and T-Mobile's prepaid pass — real prices, no fine print.

  • Mexico
  • Roaming
  • United States

You've got three ways to get data on your US trip. Here's what each one actually costs.

  1. 1

    Your operator: Movistar roaming

    Pay-per-day or per-trip packages — no roaming included.

  2. 2

    Travel eSIM (FairSIM)

    A dedicated data package for your trip, installed before you leave.

  3. 3

    US prepaid eSIM (T-Mobile)

    A local plan you buy and activate once you're in the US, on WiFi.

Calculate your trip: 7 or 15 days

Pick your trip length and compare all three real prices, side by side, in pesos and dollars.

Trip length

  • Best value

    FairSIM eSIM

    ≈ $343 MXN

    $19.99 USD

    10GB, valid 30 days

    • Pro: Easy install
    • Pro: Hotspot with 100% of your data
    • Pro: Best price
    • Con: Limited data (10GB)

    Au septembre 2026

  • Movistar

    $490 MXN

    ≈ $28.53 USD

    Travel Diario, $70 MXN/day.

    • Pro: Already on your phone
    • Con: High price
    • Con: Low data volume

    The 5GB USA Bono ($199 MXN, valid 30 days) may be cheaper if you only need data.

    Au septembre 2026

  • T-Mobile US Pass

    ≈ $429 MXN

    $25.00 USD

    50GB premium data, 14GB hotspot

    • Pro: Big data volume
    • Con: Can only be bought and activated once in the US

    You need WiFi on landing to buy and activate it.

    Au septembre 2026

Movistar México: pay-per-trip roaming

Au septembre 2026

Movistar doesn't include roaming in the US — it runs on traditional packages you pay for separately. The full list is on Movistar's international roaming.

Movistar México: pay-per-trip roaming
OptionPriceIncludes
Daily Travel Pass (Travel Diario)$70 MXN (≈ $4.08 USD)/day“Unlimited” data, 60 min calls/day, unlimited texts
Bono 5GB USA$199 MXN (≈ $11.59 USD)5GB data, valid 30 days, data-only
Travel Plus (small)$549 MXN (≈ $31.96 USD)0.5GB, 30 min, 30 texts, valid 30 days
Travel Plus (large)$1,099 MXN (≈ $63.98 USD)1GB, 60 min, 60 texts, valid 30 days
No package$3 MXN/MB, $3 MXN/min — the rate that runs up your bill

Movistar México was sold to Oxio in April 2026 and is transitioning to an MVNO model on AT&T México's network. The brand stays the same, but these prices can change — we recheck them before publishing and on every monthly update.

FairSIM eSIM: dedicated data for your trip

Au septembre 2026

With FairSIM, you get a data package separate from your Mexican plan, built just for your trip.

  • 1GB / 7 days: $5.99 USD (≈ $103 MXN)
  • 10GB / 30 days: $19.99 USD (≈ $343 MXN)
  • Unlimited / 15 days: $44.99 USD (≈ $773 MXN) (1GB/day at full speed, then 1 Mbps)

Install it before you leave Mexico. When you land, you already have data — no hunting for airport WiFi, no waiting until you're physically in the US.

Activate it before you travel by following these steps — or check the full how eSIM works guide if it's your first time.

T-Mobile US Pass: the “buy it after you land” option

Au septembre 2026
T-Mobile US Pass: the “buy it after you land” option
DurationPricePremium data (5G)Hotspot
7 days$25.00 USD (≈ $429 MXN)50 GB14 GB
10 days$30.00 USD (≈ $515 MXN)50 GB20 GB
14 days$35.00 USD (≈ $601 MXN)50 GB28 GB

T-Mobile US Pass includes unlimited calls and texts between the US, Mexico, and Canada, no ID or store visit needed. But here's the catch: per T-Mobile's own page, this plan can only be bought and activated once you're already in the US, on WiFi. You can't plan ahead for it — you land with no data until you find WiFi and finish activating, unlike FairSIM, which is already set up before you take off.

On paying with a Mexican card: T-Mobile says it accepts “domestic and international cards... from select countries” — we haven't confirmed Mexican cards are included, so don't assume it.

The three options at a glance

The three options at a glance
MovistarFairSIMT-Mobile US Pass
Cost predictabilityVariable, by daily usageFixed upfrontFixed, but unknown until you're there
Data“Unlimited” per day (Travel Diario) or 5GB (Bono)10GB, or unlimited with 1GB/day at full speed50GB premium data
HotspotNo official informationYes, with 100% of your data14 to 28GB depending on the plan
Who qualifiesAny Movistar lineAnyone, any carrierAnyone in the US
Setup effortBuy before or duringInstall before leavingBuy & activate once in the US
Ready on landing?Only if bought aheadYes, alwaysNo, needs WiFi
Multi-countryOnly what's bought, per countryYes, all destinationsNo, US only

Why eSIM wins

You can also check our guide on how eSIM works.

Browse destinations
  1. 1

    Price

    $44.99 USD (≈ $773 MXN) for 15 days of guaranteed data beats Movistar's pay-per-day exposure.

  2. 2

    Install now

    Set it up before you fly; your data works the moment you land — unlike T-Mobile's US Pass.

  3. 3

    Transparent

    No bill-shock risk from Movistar's per-MB rate, and no hunting for WiFi on landing like with T-Mobile.

Questions fréquentes

Does Movistar have free roaming in the US?

No. Movistar México doesn't include roaming — you pay for packages like Travel Diario ($70 MXN/day) or the 5GB USA Bono ($199 MXN), or risk the no-package rate of $3 MXN/MB.

Can I buy the T-Mobile US Pass before I travel?

No. Per T-Mobile's own page, this plan can only be bought and activated once you're already in the US, on WiFi.

Can I share FairSIM data over hotspot?

Yes. You can use 100% of your data as a hotspot for your laptop or whoever is traveling with you, with no separate cap.

Installez FairSIM sur votre iPhone

Téléchargement gratuit. Forfaits dès 4,99 $US. Suivez votre consommation en direct, rechargez en quelques secondes et gérez les eSIM de tout le groupe depuis une seule app.

Télécharger dansl'App Store

iPhone XS ou plus récent · iOS 17.4+ pour l'installation en un geste