Satisfaction in a romantic relationship can play a role in handling individual infidelity intentions so that the relationship can be maintained. The purpose of this study was to look at the effect of romantic relationship satisfaction on the intention to have an infidelity in emerging adults who are in a long-distance relationship. The sampling technique used purposive sampling. The number of samples is 138 participants. Data were collected using the Relationship Assessment Scale (RAS) and Intentions Toward Infidelity Scale (ITIS) measuring instruments which had been adapted to Indonesian. The results of the regression test showed that there was an effect of romantic relationship satisfaction on the infidelity intentions by 9.2%, while the remaining 90.8% was another factor not examined in this study. / Kepuasan di dalam hubungan romantis dapat turut mengambil peran dalam menangani intensi berselingkuh individu agar hubungan dapat tetap terjaga. Tujuan dari penelitian ini adalah melihat pengaruh dari kepuasan hubungan romantis terhadap intensi berselingkuh pada individu dewasa muda yang menjalani long-distance relationship. Teknik pengambilan sampel menggunakan purposive sampling. Jumlah sampel 138 orang. Pengambilan data menggunakan alat ukur Relationship Assessment Scale (RAS) dan Intentions Toward Infidelity Scale (ITIS) yang telah diadaptasi ke Bahasa Indonesia. Hasil uji regresi menunjukkan adanya pengaruh kepuasan hubungan romantis terhadap intensi berselingkuh sebesar 9.2%, sedangkan sisanya sebesar 90.8% merupakan faktor lain yang tidak diteliti dalam penelitian ini.