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Bilbao

$467+ 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 2/26. Fares are subject to change and may not be available on all flights or dates of travel.
PIT — BIO
Mar 2 — Mar 91
Mon 3/2
Mon 3/9
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 January 31, 2026.

This Rumbo deal was found by Cheapflights users on 1/28. 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 Rumbo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/2612:24 pm
PIT
-
BIO
2 stops27h 31m
Lufthansa
Mon 3/26:45 am
BIO
-
PIT
2 stops18h 06m
Lufthansa
Deal found 1/28$467
This United Airlines deal was found by Cheapflights users on 1/29. 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.
Sat 10/101:15 pm
PIT
-
BIO
2 stops16h 00m
United Airlines
Sat 10/176:50 am
BIO
-
PIT
2 stops21h 48m
United Airlines
Deal found 1/29$624
This American Airlines deal was found by Cheapflights users on 1/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1012:14 pm
PIT
-
BIO
2 stops14h 16m
American Airlines
Sat 10/179:15 am
BIO
-
PIT
2 stops19h 43m
American Airlines
Deal found 1/30$645
This Cheapflightsfares deal was found by Cheapflights users on 1/30. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/62:06 pm
PIT
-
BIO
2 stops15h 54m
Lufthansa
Tue 2/1011:35 am
BIO
-
PIT
2 stops18h 03m
Lufthansa
Deal found 1/30$711
This United Airlines deal was found by Cheapflights users on 1/30. 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 2/610:49 am
PIT
-
BIO
2 stops30h 31m
United Airlines
Tue 2/1011:35 am
BIO
-
PIT
2 stops18h 03m
United Airlines
Deal found 1/30$738
This SWISS deal was found by Cheapflights users on 1/28. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/262:05 pm
PIT
-
BIO
3 stops22h 00m
SWISS
Mon 3/211:35 am
BIO
-
PIT
3 stops39h 19m
SWISS
Deal found 1/28$829
This KAYAK deal was found by Cheapflights users on 1/29. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/108:00 am
PIT
-
BIO
2 stops27h 30m
Aer Lingus
Sat 10/175:50 pm
BIO
-
PIT
1 stop31h 20m
Aer Lingus
Deal found 1/29$839
This AranGrant deal was found by Cheapflights users on 1/28. 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 AranGrant is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/59:22 am
PIT
-
BIO
2 stops21h 23m
Multiple Airlines
Thu 5/148:55 am
BIO
-
PIT
2 stops16h 29m
Multiple Airlines
Deal found 1/28$1,440
This AranGrant deal was found by Cheapflights users on 1/28. 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 AranGrant is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/37:59 pm
PIT
-
BIO
2 stops15h 56m
Lufthansa
Fri 4/1011:55 am
BIO
-
PIT
2 stops17h 25m
Lufthansa
Deal found 1/28$1,646
This Air Canada deal was found by Cheapflights users on 1/28. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/35:55 pm
PIT
-
BIO
2 stops18h 00m
Air Canada
Fri 4/1011:55 am
BIO
-
PIT
3 stops35h 23m
Air Canada
Deal found 1/28$2,362

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 January 31, 2026.

Round-trip from

$467
(Rumbo)

Popular in

June

Cheapest in

November
From Pittsburgh to Bilbao
Search Deals
Highest demand for flights based on searches. 26% potential increase in price ($371 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($44 potential savings vs. average RT price).
Search Deals

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 January 31, 2026.
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

Thu 2/26

12:24 pm-9:55 pm

2 stops27h 31m

Bilbao

Mon 3/2

6:45 am-6:51 pm

2 stops18h 06m

$467

PittsburghBilbao

PIT - BIO

PITBIO

Pittsburgh

Thu 2/26

2:05 pm-6:05 pm

3 stops22h 00m

Bilbao

Mon 3/2

11:35 am-8:54 pm

3 stops39h 19m

$829

PittsburghBilbao

PIT - BIO

PITBIO

Pittsburgh

Tue 5/5

9:22 am-12:45 pm

2 stops21h 23m

Bilbao

Thu 5/14

8:55 am-7:24 pm

2 stops16h 29m

$1,440

PittsburghBilbao

PIT - BIO

PITBIO

Pittsburgh

Fri 4/3

7:59 pm-5:55 pm

2 stops15h 56m

Bilbao

Fri 4/10

11:55 am-11:20 pm

2 stops17h 25m

$1,646

PittsburghBilbao

PIT - BIO

PITBIO

Pittsburgh

Fri 4/3

5:55 pm-5:55 pm

2 stops18h 00m

Bilbao

Fri 4/10

11:55 am-5:18 pm

3 stops35h 23m

$2,362

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/28

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.

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 January 31, 2026.
Read reviews from past customers who have flown United Airlines 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
9,219 reviews

Crew

8.1

Overall

7.4

Comfort

7.3

Entertainment

7.1

Food

6.6

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,219 reviews
United Airlines
7.4
Good
9,219 reviews

Crew

8.1

Overall

7.4

Comfort

7.3

Entertainment

7.1

Food

6.6

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

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 22h. Fly via Lufthansa or SWISS to get the fastest option. Airlines will cover a distance of 3830 mi. This flight may include one or multiple stops.

  • What is the cheapest airline to fly from Pittsburgh to Bilbao round-trip?

    Flying on United Airlines is currently your cheapest option to Bilbao, with prices starting at $599. You may be able to fly from Pittsburgh to Bilbao for 40% less than the average price by searching for this airline.

  • 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Pittsburgh to Bilbao

Discover the top airline 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 January 31, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$599Average$1,265FlexibilityNo cancel feeOn-time69%

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