Cheapest return flights from Adelaide to Porto in December from $1804

AirHint found the following cheapest return flights from Adelaide (ADL) to Porto (OPO) in December 2025 (see full year).

Return flights

08 Dec - 22 Dec Qatar Airways
07 Dec - 23 Dec Qatar Airways
09 Dec - 23 Dec Qatar Airways
03 Dec - 23 Dec Emirates
09 Dec - 27 Dec Emirates
02 Dec - 09 Dec Emirates
03 Dec - 17 Dec Emirates
03 Dec - 10 Dec Emirates
02 Dec - 16 Dec Emirates

Also check the deals for one-way flights from Adelaide to Porto in December.

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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