Belgium, Bulgaria, Denmark were also signatories to the pact, that was initiated by the Dutch.
According to the EU commission, if global aviation was a country, it would rank in the top 10 national emitters.
Airlines worldwide are spared hefty taxes on gasoline and other fossil fuels, just as the industry's carbon footprint is skyrocketing.
"Compared to most other means of transportation, aviation is not sufficiently priced," a statement by the coalition said.
"We call upon the European Commission to bring forward a proposal for an EU initiative on aviation pricing," it said, carefully avoiding a call for the EU executive to draw up a new tax.