2 January – The country reports its first 12 cases of the SARS-CoV-2 Omicron variant in five vaccinated people and seven unvaccinated people, most of whom had not travelled abroad.
20 March – Bulgaria says it will end gas imports from Russia's Gazprom when its 10-year deal with Gazprom expires at the end of 2022, signaling a shift away from Russian energy. Bulgarian Energy Minister Alexander Nikolov says Bulgaria will also seek increased gas imports from Azerbaijan.
26 April – Gazprom announces that it will stop delivering natural gas to Poland via the Yamal–Europe pipeline and to Bulgaria as both countries rejected Russia's demand to pay for the fossil fuel supply in Russian rubles. Poland does not expect to experience disruptions from the suspension of natural gas deliveries. However, the suspension of Russian gas deliveries to Bulgaria "poses a serious challenge to the security of supply to the country" as Bulgaria is almost completely dependent on Russian gas.
28 April – Bulgaria calls on its citizens to leave Moldova immediately by "any available means of transport" due to the "complicating situation" in the country and warns against any travel there.
16 July – The Assembly of North Macedonia passes a motion to amend North Macedonia’s Constitution to recognize its Bulgarian minority, while pledging to discuss remaining issues with the Bulgarian government. In exchange, Bulgaria will allow membership talks with the European Union to begin.
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