Embassy
Embassy of Andorra, Lisbon
Lisbon
Rua do Possolo 76, 2ª, 1350-251 Lisboa
Portuguese citizens do not need a visa for Andorra. Show your passport at the border.

PRT
Portugal
AND
Andorra
No visa needed
Tourists from any country can visit without an Andorran visa.
Check your passport is valid for the whole stay, ideally six months beyond it.
Carry proof of onward travel and of funds; border officers can ask for both.
Note the maximum stay and count your days in Andorra.
Visit for up to 90 days without an Andorran visa.
How to apply
Documents required
Book an appointment before you go.
Embassy
Lisbon
Rua do Possolo 76, 2ª, 1350-251 Lisboa
Best time to go: Summer has cool weather for hiking. Winter brings snow and winter sports.

Andorra is a small landlocked principality in the eastern Pyrenees, bordered by France and Spain.
Going to Andorra
Places close to Andorra with simpler entry for you.
Portuguese citizens do not need a visa for Andorra. Show your passport at the border.
Andorran citizens do not need a visa for Portugal. Show your passport at the border.
Albania, Austria, Belgium, Bosnia and Herzegovina Bulgaria, and 5 more can enter without applying before they travel.
San Marino, Vatican City, Cyprus, Greece Italy, and 3 more let portuguese citizens in without applying before travel.
Check your passport is valid for the whole stay, ideally six months beyond it. Carry proof of onward travel and of funds; border officers can ask for both.
Euro (€). Carry some cash for arrival, especially if a visa fee is paid at the border.
Catalan.
It ranks #9 and reaches 153 destinations without applying ahead.
Reviewed by @snuck