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Bilbao

$488+ Cheap flights from Pittsburgh (PIT) to Bilbao (BIO)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/30. Fares are subject to change and may not be available on all flights or dates of travel.
PIT — BIO
Jan 14 — Jan 211
Wed 1/14
Wed 1/21
1 adult, Economy
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Cheap flight deals from Pittsburgh to Bilbao

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

This Ovago deal was found by Cheapflights users on 12/14. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/197:55 pmPIT - BIO
2 stops32h 55mLufthansa
Sat 1/37:25 amBIO - PIT
2 stops21h 49mLufthansa
Deal found 12/14$2,926
This United Airlines deal was found by Cheapflights users on 12/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1910:30 amPIT - BIO
2 stops42h 20mUnited Airlines
Sat 1/311:35 amBIO - PIT
3 stops59h 20mUnited Airlines
Deal found 12/14$7,305

Find flight deals from Pittsburgh to Bilbao

Discover tips and strategies to find the most affordable flight options for your journey from Pittsburgh (PIT) to Bilbao (BIO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 15, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$488
(United Airlines)

Popular in

June

Cheapest in

November

Average price

$977
Provider with most accurate pricing for Pittsburgh-Bilbao flight deals.
Search Deals
Provider most trusted by Cheapflights users for Pittsburgh-Bilbao flights.
Search Deals
From Pittsburgh to Bilbao
Search Deals
Highest demand for flights based on searches. 28% potential increase in price ($392 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($42 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Pittsburgh 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 December 15, 2025.
Use the filters below to find and compare flights from Pittsburgh to Bilbao that are best for you.

Fly from

Pittsburgh

Fly to

Bilbao

Route

Depart

Return

Price

PittsburghBilbao

PIT - BIO

PITBIO

Pittsburgh

Fri 1/30

2:06 pm-11:20 pm

2 stops27h 14m

Bilbao

Tue 2/3

11:35 am-8:41 pm

2 stops39h 06m

$488

PittsburghBilbao

PIT - BIO

PITBIO

Pittsburgh

Fri 6/12

6:00 pm-11:25 pm

2 stops23h 25m

Bilbao

Fri 6/19

6:45 am-4:51 pm

2 stops16h 06m

$1,345

PittsburghBilbao

PIT - BIO

PITBIO

Pittsburgh

Sat 6/13

6:00 pm-11:25 pm

2 stops23h 25m

Bilbao

Fri 6/19

6:35 pm-11:19 pm

2 stops34h 44m

$1,443

PittsburghBilbao

PIT - BIO

PITBIO

Pittsburgh

Sat 6/13

2:10 pm-1:20 pm

2 stops17h 10m

Bilbao

Sat 6/20

7:15 am-11:19 pm

2 stops22h 04m

$1,445

PittsburghBilbao

PIT - BIO

PITBIO

Pittsburgh

Sat 6/13

4:25 pm-10:45 am

1 stop12h 20m

Bilbao

Fri 6/19

8:55 am-4:57 pm

2 stops38h 02m

$1,511

PittsburghBilbao

PIT - BIO

PITBIO

Pittsburgh

Fri 6/12

8:40 pm-5:30 pm

1 stop14h 50m

Bilbao

Fri 6/19

12:30 pm-11:19 pm

1 stop16h 49m

$4,112

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/12

Compare providers for flights from Pittsburgh to Bilbao

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Pittsburgh to Bilbao in December.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Pittsburgh-Bilbao flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Pittsburgh-Bilbao flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Pittsburgh-Bilbao flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Pittsburgh-Bilbao flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Pittsburgh-Bilbao flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Pittsburgh to Bilbao

Have a flexible travel schedule? Discover the best time to fly to Bilbao from Pittsburgh 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 Pittsburgh to Bilbao

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

Currently, November is the cheapest month in which you can book a flight from Pittsburgh to Bilbao (average of $598). Flying from Pittsburgh to Bilbao in June is currently the most expensive (average of $1,316). 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 PIT to BIO?

Find hourly flight availability from Pittsburgh 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 December 15, 2025.

It’s typically best to fly out from Pittsburgh to Bilbao at noon. Doing so could potentially save you 29% on the flight price compared to flying in the afternoon, which is usually more expensive.

Reviews of airlines servicing Bilbao

Get insights into the airlines that provide service to Bilbao. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Bilbao. Reviews last updated December 15, 2025.
Read reviews from past customers who have flown United Airlines and Lufthansa from Pittsburgh to Bilbao. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,092 reviews

Crew

8.1

Boarding

7.7

Overall

7.4

Entertainment

7.1

Comfort

7.3

Food

6.6

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.
United Airlines
7.4
Good
9,092 reviews
United Airlines
7.4
Good
9,092 reviews

Crew

8.1

Boarding

7.7

Overall

7.4

Entertainment

7.1

Comfort

7.3

Food

6.6

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.
Lufthansa
6.8
Okay
7,628 reviews
United Airlines
7.4
Good
9,092 reviews

Crew

8.1

Boarding

7.7

Overall

7.4

Entertainment

7.1

Comfort

7.3

Food

6.6

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.

Related info for your journey

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

  • How long is the flight from Pittsburgh to Bilbao?

    There are many flights that can get you from Pittsburgh to Bilbao in 23h 25m. Fly via United Airlines or Lufthansa to get the fastest option. Airlines will cover a distance of 3830 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Pittsburgh to Bilbao round-trip?

    Flying on United Airlines is currently your cheapest option to Bilbao, with prices starting at $661. Another option worth looking into is Lufthansa, starting at $681 round trip. You may be able to fly from Pittsburgh to Bilbao for 33% less than the average price by searching for these airlines.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Pittsburgh 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 Pittsburgh to Bilbao?

    Currently, November is the cheapest month in which you can book a flight from Pittsburgh to Bilbao (average of $598). Flying from Pittsburgh to Bilbao in June is currently the most expensive (average of $1,316). 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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Top 2 airlines flying from Pittsburgh to Bilbao

Discover the top 2 airlines that operate flights from Pittsburgh 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 December 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$661Average$1,276FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$681Average$886FlexibilityNo cancel feeOn-time76%

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