Flights from Athens to Porto

The cheapest round-trip from Athens to Porto is about 149 EUR, usually in October 2026; June 2026 is priciest, so booking the low month saves around 89 EUR (~37%). Typical fare ~170 EUR, from 330 priced fares. Flightmussy live data, updated 2026-06-13.

Cheap flights from Athens (ATH) to Porto (OPO). Free, no signup, no ads, no tracking. Compare every airline across 12 months of fares on one heatmap — including low-cost carriers Google Flights often deprioritises.

Fare insights: Athens to Porto

Cheapest round-trip seen: 149 EUR, usually around October 2026. Typical fare ~170 EUR. Across the year prices range roughly 149–238 EUR — about 37% cheaper in the low season than the peak (June 2026). Carriers on this route include Air Serbia, Tap Air Portugal, Aegean, SWISS.

Based on Flightmussy's live 12-month fare data; prices last updated 2026-06-13. Prices change constantly — search live for current fares.

Cheapest fare by month: Athens to Porto

The lowest round-trip fare we found for each month over the coming year — low season versus peak at a glance. October 2026 is cheapest; June 2026 is priciest.

Jun 2026238 EUR
Jul 2026201 EUR
Aug 2026224 EUR
Sep 2026169 EUR
Oct 2026149 EUR
Nov 2026166 EUR
Dec 2026165 EUR
Jan 2027164 EUR
Feb 2027159 EUR
Mar 2027171 EUR
Apr 2027190 EUR
May 2027219 EUR

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Frequently asked questions

What is the cheapest month to fly from Athens to Porto?
The cheapest round-trip fares from Athens to Porto start around 149 EUR and are typically lowest in October 2026; June 2026 is the most expensive. Fares swing about 37% across the year. (Flightmussy live data, updated 2026-06-13.)
How much does a flight from Athens to Porto typically cost?
Typical round-trip is ~170 EUR; across the year fares run 149–238 EUR, cheapest 149 EUR in October 2026. Based on 330 priced fares, updated 2026-06-13.
How much can I save flying Athens to Porto in the cheapest month?
Booking the October 2026 low instead of the June 2026 peak saves about 89 EUR (~37%) per round-trip. Updated 2026-06-13.
Which airlines fly from Athens to Porto?
Carriers seen on Athens → Porto in recent searches: Air Serbia, Tap Air Portugal, Aegean, SWISS. Flightmussy compares every carrier serving Athens → Porto, including budget airlines like Ryanair, easyJet, Wizz Air and AirAsia that Google Flights often deprioritises.
Do I need to sign up to search flights from Athens to Porto?
No. Flightmussy is free and requires no account, no email, and no credit card. Search, compare, and click through to book directly with the airline or booking partner.

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About Flightmussy

Flightmussy is a free, independent flight search for travellers anywhere in the world. No signup, no ads, no tracking — email is optional, only for route price alerts. Compare fares across every airline and see 12 months of prices at a glance, including the low-cost carriers Google Flights often buries. Book directly with the airline or a trusted partner — we never add a markup.

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