Open interactive map →Cheap flights from Porto to Bilbao
Fares on the Porto to Bilbao route are tracked month by month. The lowest observed price is €26. The cheapest tracked fare is non-stop. The calendar below lists the months SkyHopp has fares for - not enough months yet to name a cheapest month.
The cheapest tracked fare is non-stop. SkyHopp refreshes fares as partners publish new availability - €26 is the cheapest currently tracked on this pair. If that price does not fit, set a price alert on this page.
Flying the other way? Cheap flights from Bilbao to Porto.
One-way fares
From €26
Cheapest tracked fare (non-stop)
Return fares
From €56
Tracked return fares (out 12 Nov 2026, back 14 Nov 2026)
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Cheapest month to fly
- November 2026€26DirectCheapest
SkyHopp has tracked fares for this route in November at around €26. That is the only month with data so far, so it is too early to name a cheapest month.
Cheapest fare last seen 26 October 2026.
November in Bilbao
Avg 13°C~19 rainy days
Historical averages from Open-Meteo. Shown for the cheapest travel month.
Entry requirements for Spain
EU passportFree movement (EU/Schengen)
US passportVisa-free, 90 days
Requirements vary by nationality and change without notice. Check requirements for your nationality →
About Bilbao
The Basque city that put itself on the global cultural map with the titanium-clad Guggenheim Museum, Bilbao has also become one of Spain's leading food destinations - the pintxos bars of the Casco Viejo are among the most rewarding eating experiences in Europe. Bilbao Airport (BIO) connects to European hubs, and San Sebastian is an hour's drive east.
Alternative routes
Other ways to reach Bilbao
Frequently asked questions
How much does a flight from Porto to Bilbao cost?
The cheapest tracked fare from Porto to Bilbao is €26. The month-by-month price calendar on this page lists the months SkyHopp has fares for. A tracked return fare on this pair is currently from €56. Fares are refreshed as our flight partners publish new availability.
Are there direct flights from Porto to Bilbao?
Yes - non-stop fares appear in SkyHopp's tracked data from Porto to Bilbao. The cheapest tracked fare, from €26, is itself non-stop. Click through to the booking site to check schedules for your dates.
When is the cheapest time to fly from Porto to Bilbao?
SkyHopp does not yet have enough months of fares on this route to name a cheapest month. The calendar above lists the months that already have data. Set a price alert on this page to watch the fare.