# eSIM for a month in French Saint Martin: 6 providers compared (November 2026)

Updated 12 November 2026. Page: https://findbestesim.com/blog/esim-for-a-month-in-french-saint-martin

For **30 days in French Saint Martin** with about 1 GB a day, the cheapest eSIM that lasts the whole trip is **[$53.67 with GigSky, unlimited data for 30 days](https://findbestesim.com/go/mf/gigsky-173132-30d-mf)**. We compared 81 plans from 6 providers on 12 November 2026.

## Every provider for a month in French Saint Martin

The cheapest plan of each provider that lasts 30 days and carries enough data for the day's use. Prices read 12 November 2026.

Cheapest eSIM for 30 days in French Saint Martin, by provider and daily use:

| Provider | Light (0.5 GB/day) | Medium (1 GB/day) | Heavy (2 GB/day) |
| --- | --- | --- | --- |
| GigSky | **$53.67** unlimited data for 30 days | **$53.67** unlimited data for 30 days | **$53.67** unlimited data for 30 days |
| Wigoo | **$13.99** 20 GB, valid 30 days | **$61.29** unlimited data for 30 days, 2 GB a day at full speed | **$61.29** unlimited data for 30 days, 2 GB a day at full speed |
| Airalo | **$49.00** 20 GB, valid 30 days | **$73.00** unlimited data for 30 days | **$73.00** unlimited data for 30 days |
| Yapsim | **$15.49** 20 GB, valid 30 days | **$73.59** unlimited data for 30 days, 2 GB a day at full speed | **$73.59** unlimited data for 30 days, 2 GB a day at full speed |
| Olalatrip | **$16.49** 20 GB, valid 30 days | **$73.59** unlimited data for 30 days, 2 GB a day at full speed | **$73.59** unlimited data for 30 days, 2 GB a day at full speed |
| Fizztrip | **$16.99** 20 GB, valid 30 days | **$85.89** unlimited data for 30 days, 2 GB a day at full speed | **$85.89** unlimited data for 30 days, 2 GB a day at full speed |

## How much data you need

- **Light use**, maps, messages: about 15 GB for 30 days. Cheapest: [$13.99 with Wigoo, 20 GB, valid 30 days](https://findbestesim.com/go/mf/wigoo-mf-20-30).
- **Medium use**, social, photos: about 30 GB for 30 days. Cheapest: [$53.67 with GigSky, unlimited data for 30 days](https://findbestesim.com/go/mf/gigsky-173132-30d-mf).
- **Heavy use**, video, hotspot: about 60 GB for 30 days. Cheapest: [$53.67 with GigSky, unlimited data for 30 days](https://findbestesim.com/go/mf/gigsky-173132-30d-mf).

## Unlimited data for a month

The cheapest unlimited plan that covers 30 days is [$53.67 with GigSky, unlimited data for 30 days](https://findbestesim.com/go/mf/gigsky-173132-30d-mf), with no daily limit stated. Past that amount the speed drops for the rest of the day.

It costs no more than the cheapest plan with a fixed amount of data, so it is the easy pick.

## How to buy it

1. Open the [GigSky plan for French Saint Martin](https://findbestesim.com/go/mf/gigsky-173132-30d-mf): GigSky's page opens on that plan.
2. Pay there. The eSIM arrives by email and in the provider's app, with a QR code.
3. Install it before you leave, while you still have Wi-Fi. On the plan's page, check when it starts counting days.

Prices change: we read them every day. The [French Saint Martin page](https://findbestesim.com/french-saint-martin) recomputes the answer for any number of days and any daily use.

## Questions

### What is the cheapest eSIM for a month in French Saint Martin?

$53.67 with GigSky, unlimited data for 30 days, for 30 days with about 1 GB a day. It is the cheapest of 6 plans that last the whole trip, read on 12 November 2026.

### How much data do I need for a month in French Saint Martin?

About 15 GB for maps and messages, 30 GB for social media and photos, and 60 GB for video or a hotspot.

### Is there an unlimited eSIM for a month in French Saint Martin?

Yes. The cheapest is $53.67 with GigSky, unlimited data for 30 days, with no daily limit stated.

### Which networks does it use?

GigSky uses Digicel, SFR in French Saint Martin.

## Related

- [All French Saint Martin eSIM plans](https://findbestesim.com/french-saint-martin)
- [French Saint Martin: top 6 esims](https://findbestesim.com/blog/top-esims-for-french-saint-martin)
- [French Saint Martin: for a week](https://findbestesim.com/blog/esim-for-a-week-in-french-saint-martin)
- [French Saint Martin: for two weeks](https://findbestesim.com/blog/esim-for-two-weeks-in-french-saint-martin)
- [French Saint Martin: unlimited data](https://findbestesim.com/blog/unlimited-esim-french-saint-martin)

Ranking rule: https://findbestesim.com/how-we-rank