General Principles
Be consistent: All information must match across documents and passport.
Apply early: Allow 2+ weeks even for eVisas.
Have supporting documents: Hotel booking, flight itinerary, bank statement.
Vietnam eVisa (evisa.xuatnhapcanh.gov.vn)
Processing: 3 business days. Apply 1 week ahead.
Required: Passport valid 6+ months, passport photo (white background), accommodation address.
Cambodia eVisa (evisa.gov.kh)
Processing: 3 days. Cost $30 + $6 fee.
Required: Same as Vietnam + hotel booking.
India eVisa (indianvisaonline.gov.in)
Processing: 3–5 days. Apply 30+ days ahead in peak season.
Common issue: Photo requirements very strict.
China Visa (embassy application)
Most complex. In-person submission required.
Required: Application form, photos, round-trip flights, hotel bookings, bank statement (3 months), travel insurance.
Processing: 4 business days.
For multi-country Asia trips, Airalo regional eSIM provides data across all countries.