Earlier this year, Ms. Connolly said she funded that trip herself.
Catherine Connolly says she used nearly €3,700 of an allowance given to TDs to support a "fact-finding" trip to Syria in 2018.
The Independent presidential candidate says the trip was made to gather information relevant to her work on foreign policy and humanitarian issues, and no personal benefit was accrued.
She declared the total in her annual return to the Standards in Public Office Commission.
Earlier this year, Ms. Connolly said she funded that trip herself.

Price Hike Set For Electric Ireland Customers
Proposed Planning Legislation Changes Described As ‘Lifeline’ For Rural Communities
Increased AI-Generated Online Adverts Promoting Fake "State" Investment Schemes
CCPC Asks Schools To Allow Generic Alternative Uniforms To Combat High Prices
Data Centres Could Add Over €600 To Average Household Energy Bill
Consultation On Increased Capacity At Dublin Airport Opens
Gardaí To Conduct Patrols Outside Of 42 Carlow Schools After Email Threat
Clash In The Dáil As Ireland Set To Considerably Miss Gas Emission Targets For 2030