Sierra Leone 
Tonga
Sierra Leone passport holders need a visa for Tonga, issued by an embassy or consulate before travel.
Tonga's Ministry of Revenue and Customs says citizens of all other countries need visas to enter Tonga, before arrival, and that a genuine visitor intending to visit Tonga for not less than 30 days must obtain an entry permit issued by the Immigration Department of the Ministry of Foreign Affairs before arriving.
“Citizens of all other countries need visas to enter Tonga (prior to arrival). A genuine visitor intending to visit Tonga for a period of not less than 30 days is required to obtain an entry permit issued by the Immigration Department of the Ministry of Foreign Affairs prior to arriving in Tonga.”
Source: Tonga Immigration Division — visitor visas and entry requirements · checked 3 Oct 2026
Tonga visa options for Sierra Leone citizensFee and processing time not published — confirm with the embassy or consulate before you apply.
Sierra Leone citizens need a visa issued in advance by an embassy or consulate of Tonga. Start the application several weeks before departure: you will typically need a passport valid for six months with blank pages, a completed application form, passport photos, a travel itinerary, proof of accommodation and of sufficient funds, and sometimes an invitation letter or bank statements.
The main option is the Visa (prior to arrival).
Whatever your visa status, Tonga applies the same entry conditions to every traveller:
Tonga lets 27 passports in without a visa, offers a visa on arrival to 35 and requires an embassy visa from 136. Sierra Leone citizens are treated the same way as Algeria, Angola, Benin, Botswana and Burkina Faso. Overall the Sierra Leone passport ranks #125 in the world with 39 visa-free destinations.
Planning a longer trip in Oceania? With a Sierra Leone passport you can also visit 6 countries in the region without a visa, including Fiji, Micronesia, Kiribati, Tuvalu, Vanuatu and Samoa.
In the other direction, Tonga citizens need evisa to visit Sierra Leone.
Entry requirements for TongaTonga's Ministry of Revenue and Customs says travellers are required to hold passports with a validity of a minimum of 6 months when entering Tonga.
Tonga Ministry of Revenue and Customs — Immigration and General Services✓ Checked 3 Oct 2026
No official source we could read states whether travel insurance is required to enter Tonga. The UK government advises checking before you travel that you have appropriate travel insurance for local treatment or unexpected medical evacuation.
UK FCDO travel advice — Tonga health✓ Checked 4 Oct 2026
Tonga's Ministry of Revenue and Customs says the visitor visa on arrival is issued subject to conditions, including that the traveller holds a valid return ticket out of the Kingdom to a country he or she is permitted to enter.
Tonga Ministry of Revenue and Customs — Immigration Division✓ Checked 3 Oct 2026
Tonga's Ministry of Revenue and Customs says the visitor visa on arrival is issued subject to conditions, including that the Customs officer is satisfied the traveller has sufficient funds to financially maintain himself whilst in the Kingdom. No official source we could read states a fixed amount. The UK government tells British citizens they may need to show sufficient funds (a bank statement is acceptable evidence) and confirmed accommodation.
Tonga Ministry of Revenue and Customs — Immigration Division✓ Checked 3 Oct 2026
Tonga's Ministry of Revenue and Customs says that after collecting your baggage you submit your completed Passenger Declaration to Customs officers, and that you must declare to Customs if you are bringing any prohibited or restricted goods. The UK government says you must declare anything that may be prohibited or subject to tax or duty, including all plant, animal and food products.
Tonga Ministry of Revenue and Customs — Baggage Control✓ Checked 3 Oct 2026
No one may remain in Tonga after their permit expires or is cancelled; doing so is an offence. Where no special penalty applies, the penalty on conviction is up to 2 years' imprisonment, a fine of up to $100, or both; the Act does not name the currency.
Attorney General's Office, Tonga — Immigration Act (CAP. 10.01, 2020 Revised Edition)✓ Checked 12 Oct 2026
The UK government says to declare cash or travellers cheques on the customs declaration form if the value is more than 10,000 pa'anga, and that you may need to pay duty.
UK Foreign, Commonwealth & Development Office — Tonga entry requirements✓ Checked 3 Oct 2026
Data: TravelRequirements.info — Entry Requirements Dataset, AXG Sp. z o.o. (CC BY 4.0). Entry rules can change — confirm with official sources before travel.
Tonga
Tonga visa for Macau citizensVisa required
Tonga visa for Madagascar citizensVisa required
Tonga visa for Mali citizensVisa required
Tonga visa for Marshall Islands citizensVisa on arrival · 30 days
Tonga visa for Mexico citizensVisa required
Tonga visa for Moldova citizensVisa required
Tonga visa for Monaco citizensVisa on arrival · 30 days
Tonga visa for Mongolia citizensVisa required
Tonga visa for Montenegro citizensVisa required
Tonga visa for Morocco citizensVisa required
Tonga visa for Mozambique citizensVisa required
Tonga visa for Myanmar citizensVisa required
Tonga visa for Nauru citizensVisa on arrival · 30 days
Tonga visa for Nepal citizensVisa required
Tonga visa for New Zealand citizensVisa on arrival · 30 days
Tonga visa for North Macedonia citizensVisa required
Tonga visa for Romania citizensVisa-free · 90 days
Tonga visa for Rwanda citizensVisa required Sierra Leone passport
