During talks in the Russian resort city of Sochi, Mr Putin and his Belarusian counterpart Alexander Lukashenko spoke of “an outpouring of emotion”.
The EU has since urged Europe-based airlines to avoid Belarusian airspace.
They have demanded the release of Roman Protasevich and Sofia Sapega
After the EU called on airlines to avoid Belarusian airspace, Russia refused access for several Moscow-bound Air France and Austrian Airlines flights.
What do Putin and Lukashenko accuse the West of?
Russia is the Belarusian leader’s strongest political ally, even though personal relations between the two long-time presidents are at times said to be strained.
Mr Putin suggested that the EU had applied double standards – and referred to an incident in 2013 when a plane carrying Bolivian President Evo Morales from Moscow was denied entry to several surrounding countries as the US hunted for fugitive whistleblower Edward Snowden, who had sought sanctuary in Russia