It mean like already happened. like . The time has elapsed. Having slipped by; passed. Lunch was at 12:00, and ended at 12:45, so the elapsed time was 45 minutes.
If you are planning a trip, check the exact driving distance to/from the airport and verify all information before booking. The nearest major airport is Santorini Thira National Airport (JTR / LGSR). This airport has international and domestic flights from Santorini, Greece and is 6 km from the center of Santorini. Another major airport is Paros Airport (PAS / LGPA), which has domestic flights from Paros, Greece and is 72 km from Santorini. Naxos Island National Airport (JNX / LGNX) has domestic flights from Naxos, Greece and is 74 km from Santorini.
By FerryBoat From Athens: If you arrive at the airport in Athens (click here for Airport Access information), you can take Ferries to Santorini from either the port of Pireaus or Rafina. To go to Pireaus, you can take the X96 bus which departs every 20-40min from the airport.