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$178+ Cheap flights from Pennsylvania to Bilbao (BIO)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/22. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — BIO
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap flight deals from Pennsylvania to Bilbao

Keep the following information in mind while searching for Pennsylvania to Bilbao flight deals. Data was last updated September 15, 2025.

Round-trip from

$399
(oojo)

One-way from

$178
(CheapOair)

Popular in

October

Cheapest in

January

Average price

$773
From Pennsylvania to Bilbao
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One-way flight from Pennsylvania to Bilbao
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Highest demand for flights based on searches. 9% potential increase in price ($98 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($33 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Pennsylvania to Bilbao

Cheapest flights from Pennsylvania to Bilbao
Explore the most affordable flight options available from Pennsylvania to Bilbao. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This oojo deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2911:05 pmJFK - BIO
1 stop16h 00mAir Europa
Wed 11/58:30 amBIO - JFK
1 stop15h 20mAir Europa
Deal found 9/13$399
This Mytrip deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2811:05 pmJFK - BIO
1 stop31h 40mAir Europa
Tue 11/49:05 pmBIO - JFK
1 stop26h 45mAir Europa
Deal found 9/13$407
This lol.travel deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2712:55 amEWR - BIO
1 stop29h 30mTAP AIR PORTUGAL
Tue 11/46:40 pmBIO - EWR
1 stop26h 50mTAP AIR PORTUGAL
Deal found 9/13$410
This oojo deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/611:55 pmEWR - BIO
1 stop12h 00mTAP AIR PORTUGAL
Sat 11/1512:10 pmBIO - EWR
1 stop16h 00mTAP AIR PORTUGAL
Deal found 9/13$412
This oojo deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1210:05 pmJFK - BIO
1 stop16h 00mAir Europa
Tue 10/2112:45 pmBIO - JFK
1 stop11h 00mAir Europa
Deal found 9/14$414
This Mytrip deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/203:30 pmEWR - BIO
2 stops21h 25mMultiple Airlines
Mon 10/279:55 pmBIO - EWR
2 stops28h 35mMultiple Airlines
Deal found 9/13$420
This Trip.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1810:05 pmJFK - BIO
1 stop11h 50mAir Europa
Wed 9/244:50 pmBIO - JFK
1 stop12h 10mAir Europa
Deal found 9/14$420
This FlightHub deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/286:30 pmIAD - BIO
1 stop11h 55mTAP AIR PORTUGAL
Sun 11/96:40 pmBIO - IAD
1 stop26h 35mTAP AIR PORTUGAL
Deal found 9/13$421
This oojo deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2812:55 amEWR - BIO
1 stop29h 30mTAP AIR PORTUGAL
Wed 11/512:10 pmBIO - EWR
1 stop33h 20mTAP AIR PORTUGAL
Deal found 9/14$424
This oojo deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1610:05 pmJFK - BIO
1 stop11h 50mAir Europa
Mon 10/209:05 pmBIO - JFK
1 stop26h 40mAir Europa
Deal found 9/14$424
This oojo deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/286:30 pmIAD - BIO
1 stop11h 55mTAP AIR PORTUGAL
Wed 11/1912:10 pmBIO - IAD
1 stop33h 05mTAP AIR PORTUGAL
Deal found 9/13$424
This oojo deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/910:05 pmJFK - BIO
1 stop11h 50mAir Europa
Tue 10/148:20 amBIO - JFK
1 stop15h 25mAir Europa
Deal found 9/14$427

Cheapflights Fare Finder

 
Customize your flight search to find flights from Pennsylvania to Bilbao that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 15, 2025.
Use the filters below to find and compare flights from Pennsylvania to Bilbao that are best for you.

Fly from

Pennsylvania

Fly to

Bilbao

Route

Depart

Return

Price

NewarkBilbao

EWR - BIO

EWRBIO

Newark

Thu 11/6

11:55 pm-5:55 pm

1 stop12h 00m

Bilbao

Sat 11/15

12:10 pm-10:10 pm

1 stop16h 00m

$412

NewarkBilbao

EWR - BIO

EWRBIO

Newark

Mon 10/20

3:30 pm-6:55 pm

2 stops21h 25m

Bilbao

Mon 10/27

9:55 pm-9:30 pm

2 stops28h 35m

$420

NewarkBilbao

EWR - BIO

EWRBIO

Newark

Wed 10/29

6:40 pm-11:25 am

1 stop11h 45m

Bilbao

Wed 11/5

12:10 pm-3:30 pm

1 stop33h 20m

$420

New YorkBilbao

JFK - BIO

JFKBIO

New York John F Kennedy Intl

Thu 10/16

10:05 pm-3:55 pm

1 stop11h 50m

Bilbao

Mon 10/20

9:05 pm-5:45 pm

1 stop26h 40m

$424

New YorkBilbao

JFK - BIO

JFKBIO

New York John F Kennedy Intl

Thu 10/9

10:05 pm-3:55 pm

1 stop11h 50m

Bilbao

Tue 10/14

8:20 am-5:45 pm

1 stop15h 25m

$427

New YorkBilbao

JFK - BIO

JFKBIO

New York John F Kennedy Intl

Sat 10/4

10:05 pm-3:55 pm

1 stop11h 50m

Bilbao

Tue 10/7

8:20 am-5:45 pm

1 stop15h 25m

$438

New YorkBilbao

LGA - BIO

LGABIO

New York LaGuardia

Sun 10/12

7:05 am-4:45 pm

2 stops27h 40m

Bilbao

Tue 10/21

8:55 am-6:30 pm

2 stops15h 35m

$455

Washington, D.C.Bilbao

IAD - BIO

IADBIO

Washington, D.C. Dulles Intl

Wed 10/1

9:20 pm-10:00 pm

1 stop18h 40m

Bilbao

Wed 10/22

7:10 am-7:15 pm

1 stop18h 05m

$457

Washington, D.C.Bilbao

IAD - BIO

IADBIO

Washington, D.C. Dulles Intl

Mon 10/6

9:35 pm-10:25 am

1 stop30h 50m

Bilbao

Mon 10/13

5:15 pm-3:35 pm

1 stop28h 20m

$459

New YorkBilbao

JFK - BIO

JFKBIO

New York John F Kennedy Intl

Sat 11/8

11:45 pm-8:20 am

1 stop26h 35m

Bilbao

Sun 11/23

7:10 am-10:00 pm

1 stop20h 50m

$461

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 60 results
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Best time to book a flight from Pennsylvania to Bilbao

Have a flexible travel schedule? Discover the best time to fly to Bilbao from Pennsylvania with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Pennsylvania to Bilbao

What is the cheapest month to book a flight from Pennsylvania to Bilbao?

Currently, January is the cheapest month in which you can book a flight from Pennsylvania to Bilbao (average of $541). Flying from Pennsylvania to Bilbao in June is currently the most expensive (average of $1,136). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from PA to BIO?

Find hourly flight availability from Pennsylvania to Bilbao. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 15, 2025.

When flying from Pennsylvania to Bilbao, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Related info for your journey

Find useful and relevant information for your journey from Pennsylvania to Bilbao. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Bilbao from Pennsylvania?

    Located just 3.0 mi from the city center, Bilbao (BIO) is the airport most travelers will use when flying to Bilbao from Pennsylvania.

  • How long is the flight from Pennsylvania to Bilbao?

    There are many flights that can get you from Pennsylvania to Bilbao in 11h 50m. Fly via TAP AIR PORTUGAL, Air Europa, or KLM to get the fastest option. Pennsylvania and Bilbao are separated by a distance of 3530 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Pennsylvania to Bilbao one-way?

    To fly one-way, consider booking your trip with TAP AIR PORTUGAL, which is currently one of the cheapest options available, starting at $249. Aer Lingus flights start at $274 while deals on Air Canada start at $418 one-way.

  • What are the most popular routes from Pennsylvania to Bilbao?

    The most popular route from Pennsylvania to Bilbao is Newark - Bilbao. You may also consider New York John F Kennedy Intl - Bilbao or Washington, D.C. Dulles Intl - Bilbao.

  • Can I find deals for flights from Pennsylvania to Bilbao that include hotel bookings?

    Yes. In addition to deals on Pennsylvania to Bilbao flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Pennsylvania to Bilbao?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Pennsylvania to Bilbao.

  • Can I find deals for business class flights from Pennsylvania to Bilbao?

    Yes. Cheapflights offers flight deals from Pennsylvania to Bilbao by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Pennsylvania to Bilbao?

    Currently, January is the cheapest month in which you can book a flight from Pennsylvania to Bilbao (average of $541). Flying from Pennsylvania to Bilbao in June is currently the most expensive (average of $1,136). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Pennsylvania to Bilbao

See prices for flight routes from nearby airports that may be better suited for you.
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John F Kennedy Intl to San Sebastian flights
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Top 3 airlines flying from Pennsylvania to Bilbao

Discover the top 3 airlines that operate flights from Pennsylvania to Bilbao. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
IberiaCheapest$580Average$1,009FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$587Average$908FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$661Average$1,081FlexibilityNo cancel feeOn-time69%

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