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Hello! I have a question. A am a citizen of Mexico. I have direct flight to Phu Quoc and stay there for around 1 week? Do I need a visa for Vietnam?
In this case, you do not need a visa for Vietnam.
Before you go, please make sure that your passport
You can refer some useful info of Vietnam visa exemption for Phu Quoc visitors here https://www.vietnam-visa.com/conditions-to-get-vietnam-visa-exemption-to-visit-phu-quoc-island.
In case you wish to travel to other destinations of Vietnam following Phu Quoc, you can ask the local authority to issue the visa for you right on Phu Quoc Island.
Hopefully this information is clear to you.
Should you need any further information, please feel free to let us know.