Dear sir/ madam,
Thanks for your question,
We would like to inform that:
1. UNITED KINGDOM passport holders do not need visa if staying in Vietnam within 15 days. However, the previous visit must be far from the next one at least 30 days. In addition, the passport must be valid at least 6 months.
2. IRELAND passport holders need a visa to enter Vietnam, you can apply visa on arrival with us at this link: https://www.vietnam-evisa.org/apply-visa.html
The service fee: 12$ / per for 1 month singe tourist visa ( not including stamping fee 25$ / per at the airport)
it will take 1 -2 working days for normal case, and we will send an approval letter to you, you can use this letter to board the plane and get visa at the airport.
If you need suport, please contact with us visa email : firstname.lastname@example.org
Thanks and best regards,
Camellia Pham ( ms.)