Philadelphia (PHL) to Bilbao (BIO) flight deal in economy from $351

AAAmerican Airlines

One Way•Economy

PHL

Philadelphia International Airport

Philadelphia, United States

BIO

Bilbao Airport

Bilbao, Spain

$652 USD

-46%$351 USD

Verified 14 days ago

January 2027

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28$35529$65430$65031$4011$9942$7043$6504$3555$6546$6547$7008$7229$40510$65011$35112$65013$35514$70015$72216$40517$65018$35119$65020$35521$70022$72223$40524$65025$35126$65027$35528$70029$93730$40531$650

Fair Availability

22% of dates checked are available within 10% of the lowest price

Saturday, January 30th, 2027

Outbound Flights

12h 41m·2 stops

$405 USD

PHLJan 30 13:49

→

BOSJan 30 15:15

AA 4375Embraer 175

1h 45m layover

BOSJan 30 17:00

→

MADJan 31 06:00

IB 348Airbus A321neo

1h 25m layover

MADJan 31 07:25

→

BIOJan 31 08:30

IB 429Airbus A320

15h 5m·1 stop

$977 USD

PHLJan 30 19:50

→

MADJan 31 08:55

AA 740Boeing 787

6h 55m layover

MADJan 31 15:50

→

BIOJan 31 16:55

IB 435Airbus A319

13h 30m·2 stops

$1,398 USD

PHLJan 30 21:25

→

LISJan 31 09:05

AA 258Airbus A321neo

3h 25m layover

LISJan 31 12:30

→

MADJan 31 14:55

IB 1142Canadair Reg. Jet

55m layover

MADJan 31 15:50

→

BIOJan 31 16:55

IB 435Airbus A319

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