Cheap Flights to Casillas

View ₩845,500 flight on Fri, Feb 27, 2026Opens in a new window

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How much is the cheapest flight to Casillas?

Prices were available within the past 7 days and start at ₩845,500 for one-way flights and ₩1,077,200 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Turkish Airlines
Fri, Dec 5 - Thu, Dec 11
ICN
Seoul
BIO
Bilbao
₩1,077,200 Roundtrip, found 4 days ago
₩1,077,200
Roundtrip
found 4 days ago
Select Turkish Airlines flight, departing Fri, Dec 5 from Seoul to Bilbao, returning Thu, Dec 11, priced at ₩1,077,200 found 4 days ago
Lufthansa
Fri, Dec 5 - Thu, Dec 11
ICN
Seoul
BIO
Bilbao
₩1,078,700 Roundtrip, found 4 days ago
₩1,078,700
Roundtrip
found 4 days ago
Select Lufthansa flight, departing Fri, Dec 5 from Seoul to Bilbao, returning Thu, Dec 11, priced at ₩1,078,700 found 4 days ago
KLM
Fri, Nov 28 - Fri, Dec 5
ICN
Seoul
BIO
Bilbao
₩1,085,400 Roundtrip, found 1 day ago
₩1,085,400
Roundtrip
found 1 day ago
Select KLM flight, departing Fri, Nov 28 from Seoul to Bilbao, returning Fri, Dec 5, priced at ₩1,085,400 found 1 day ago
Air France
Fri, Nov 28 - Fri, Dec 5
ICN
Seoul
BIO
Bilbao
₩1,127,500 Roundtrip, found 1 day ago
₩1,127,500
Roundtrip
found 1 day ago
Select Air France flight, departing Fri, Nov 28 from Seoul to Bilbao, returning Fri, Dec 5, priced at ₩1,127,500 found 1 day ago
Etihad Airways
Fri, Dec 5 - Thu, Dec 11
ICN
Seoul
BIO
Bilbao
₩1,181,500 Roundtrip, found 4 days ago
₩1,181,500
Roundtrip
found 4 days ago
Select Etihad Airways flight, departing Fri, Dec 5 from Seoul to Bilbao, returning Thu, Dec 11, priced at ₩1,181,500 found 4 days ago

Searching for cheap flights to Casillas? No travel company presents more choices than Expedia if you're looking to compare flights to Casillas. With more airlines, cheaper flights, fewer stops, and more departure and arrival times travellers should ensure they search on Expedia before any holiday to Villarcayo. Expedia provides the cheapest flights to many destinations in Villarcayo and you may find even greater savings if you combine your flight with a hotel stay in Casillas.

Flights to Casillas information
Destination airport
Bilbao
Destination airport IATA code
BIO
Destination city name
Bilbao
Roundtrip price
₩1,077,200

Trending flights to Casillas

Prices were available within the past 7 days and start at ₩845,500 for one-way flights and ₩1,077,200 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Turkish Airlines
Fri, Dec 5 - Thu, Dec 11
ICN
Seoul
BIO
Bilbao
₩1,077,200 Roundtrip, found 4 days ago
₩1,077,200
Roundtrip
found 4 days ago
Select Turkish Airlines flight, departing Fri, Dec 5 from Seoul to Bilbao, returning Thu, Dec 11, priced at ₩1,077,200 found 4 days ago
*Available to Expedia members.