Sierra Leone 
Mongolia
Sierra Leone passport holders need an eVisa for Mongolia, applied for online before travel for stays of up to 30 days.
Source: Mongolia eVisa (Immigration Agency of Mongolia) — application form, list of nationalities that can apply · checked 9 Oct 2026
Apply online for eVisa to MongoliaMongolia visa options for Sierra Leone citizensFee and processing time not published — confirm with the embassy or consulate before you apply.
Official application site →Sierra Leone passport holders need an eVisa to enter Mongolia. You apply online, upload a passport scan and a photo, pay the fee and receive the visa by email; it allows stays of up to 30 days. Apply at least one to two weeks before your trip and print the approval — some airlines and border officers ask to see it on paper.
The main option is the e-visa (K2, tourism).
Whatever your visa status, Mongolia applies the same entry conditions to every traveller:
Mongolia lets 67 passports in without a visa, issues eVisas to 129 and requires an embassy visa from 2. 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 Asia? With a Sierra Leone passport you can also visit 2 countries in the region without a visa, including Malaysia and Singapore.
In the other direction, Mongolia citizens need evisa to visit Sierra Leone.
Entry requirements for MongoliaThe UK Foreign Office tells British nationals their passport must have an expiry date at least 6 months after the date they arrive in Mongolia. The Embassy of Mongolia in London asks visa applicants for a passport valid for a minimum of six months before the intended travel.
UK Foreign, Commonwealth & Development Office — Mongolia entry requirements✓ Checked 9 Oct 2026
No official source we could read states whether travel insurance is required to enter Mongolia. The UK Foreign Office advises checking before you travel that you have appropriate travel insurance for local treatment or unexpected medical evacuation.
UK FCDO travel advice — Mongolia health✓ Checked 4 Oct 2026
No official source we could read states a return or onward ticket requirement. The Embassy of Mongolia in London advises visitors using the 30-day tourist visa exemption to book their return flight before arriving.
Embassy of Mongolia in London — General visa information and visa fees✓ Checked 9 Oct 2026
No official source we could read states a proof-of-funds requirement or amount for Mongolia.
Mongolia eVisa — official portal of the Immigration Agency of Mongolia✓ Checked 26 Aug 2026
Mongolia's Immigration Agency says individuals or legal entities providing housing for a foreign national must register them within 48 hours, online through the agency's website or its mobile application.
Immigration Agency of Mongolia — Registration of a foreign national✓ Checked 3 Oct 2026
Legal entities and individuals providing housing for a foreign national must register them online on the Immigration Agency of Mongolia's website (eimmigration.gov.mn) or the E-immigration mobile application within 48 hours after entry. The Immigration Agency's page lists fines for registration violations of 100, 250 and 2,500 units, where 1 unit equals MNT 1,000.
Immigration Agency of Mongolia — Frequently asked questions✓ Checked 12 Oct 2026
Under the Law on Infringements, a foreigner who overstays their visa or residence period in Mongolia is fined ten units for each day of overstay, up to a maximum of 2,000 units; one unit equals 1,000 togrog. The Immigration Agency says not leaving after the visa and residence permit expire is a ground for deportation, with a ban of 1 to 3 years.
Unified Legal Information System of Mongolia (legalinfo.mn) — Law on Infringements (Зөрчлийн тухай хууль)✓ Checked 12 Oct 2026
The US Department of State gives 15,000,000 Mongolian tugrik (approx. US$4,170) as the maximum on entry and on exit. The UK government says you can take in up to 15 million in Mongolian tugriks, and that cash or travellers cheques worth 10,000 US dollars or more must be declared; you get a certified declaration, without which your money could be seized when you leave.
US Department of State — Mongolia international travel information✓ Checked 15 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.
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