★ 4.2
Secret Food Tours runs a 3.5-hour Casco Viejo route in Bilbao with pintxos, txakoli and regional Basque specialties in small-group walking sessions.
Route: Casco Viejo pintxos and wine tasting
More food tours in Bilbao
★ 4.5
Culinary Backstreets in Bilbao runs a 5-hour Casco Viejo culinary walk with six to eight stops, txakoli pours and journalism-led commentary.
★ 4.2
The Best of Basque runs a 3-hour pintxos and txakoli tour in Bilbao through Casco Viejo and Ensanche, with Basque-country extensions on offer.
★ 4.1
Do Eat Better's Bilbao crawl runs three hours through Casco Viejo and Indautxu pintxo bars, with txakoli and Rioja pours at each small-group stop.