AERO3 express bus to the portorAERO2 bus via Sant Jordi?

The short answer

For one traveler they cost the same. That does not change up to 8 travelers.

The AERO3 express bus to the port is quicker: 20 min against 40 min.

AERO3 express bus to the port: 07:15–23:45. AERO2 bus via Sant Jordi: 06:30–00:30.

Priced against each other

Whole-party totals · adult fares

What each costs for the whole party, in EUR. The cheaper of the two is marked on every row.
Travelers	AERO3 express bus to the port	AERO2 bus via Sant Jordi	Difference
1	€3.50	€3.50	same
2	€7	€7	same
3	€10.50	€10.50	same
4	€14	€14	same
5	€17.50	€17.50	same
6	€21	€21	same
7	€24.50	€24.50	same
8	€28	€28	same

Where each one leaves you

AERO3 · Alsa (Transport Públic d'Eivissa)AERO3 express bus to the port

Cash costs EUR 4.90 against EUR 3.50 by card, for the same seat.

Seasonal: it runs from 1 April to 31 October only. In winter the AERO2 is the bus into town.

AERO2 · Alsa (Transport Públic d'Eivissa)AERO2 bus via Sant Jordi

From: The Aeroport bus stop
To: Ibiza port, the Port stop, in 40 minutes by way of Sant Jordi and Figueretes; then CETIS bus station ten minutes later
Runs: 06:30–00:30
Journey: 40 min

Twice as long as the AERO3 to the port, but it runs all year and later at night.

Cash costs EUR 4.90 against EUR 3.50 by card.