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Cheap flights from Pittsburgh to Bilbao from $670

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Pittsburgh to Bilbao departing on 4/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Pittsburgh to Bilbao

Cheap round-trip flights

Enter your travel dates to find the best prices.
Iberia Logo
9:45 pm - 11:15 pm
PIT
-
BIO
19h 30m
2 stops
Iberia Logo
9:35 pm - 7:24 pm
BIO
-
PIT
27h 49m
2 stops
$670Iberia
Mon, Apr 20 - Mon, Apr 27
Delta Logo
11:23 am - 11:30 am
PIT
-
BIO
19h 07m
2 stops
Delta Logo
6:45 am - 11:02 pm
BIO
-
PIT
22h 17m
2 stops
$754Delta
Tue, Mar 24 - Tue, Mar 31
American Airlines Logo
9:22 am - 8:30 am
PIT
-
BIO
17h 08m
2 stops
American Airlines Logo
9:15 am - 8:47 pm
BIO
-
PIT
17h 32m
2 stops
$841American Airlines
Fri, May 15 - Sat, May 23
Multiple Airlines Logo
5:55 pm - 5:55 pm
PIT
-
BIO
42h 00m
3 stops
Multiple Airlines Logo
6:50 am - 5:18 pm
BIO
-
PIT
40h 28m
2 stops
$859Multiple Airlines
Mon, Apr 20 - Mon, Apr 27
British Airways Logo
9:45 pm - 6:35 pm
PIT
-
BIO
14h 50m
1 stop
British Airways Logo
9:35 pm - 6:17 pm
BIO
-
PIT
26h 42m
2 stops
$861British Airways
Mon, Apr 20 - Mon, Apr 27
Iberia Logo
9:45 pm - 11:15 pm
PIT
-
BIO
19h 30m
2 stops
Iberia Logo
9:15 am - 4:25 pm
BIO
-
PIT
37h 10m
2 stops
$876Iberia
Tue, May 26 - Mon, Jun 1
United Airlines Logo
6:10 am - 4:00 pm
PIT
-
BIO
27h 50m
2 stops
United Airlines Logo
6:50 am - 11:36 pm
BIO
-
PIT
22h 46m
2 stops
$930United Airlines
Sun, May 17 - Sun, May 24
Multiple Airlines Logo
6:00 am - 1:25 pm
PIT
-
BIO
25h 25m
2 stops
Multiple Airlines Logo
6:50 am - 11:33 am
BIO
-
PIT
34h 43m
2 stops
$949Multiple Airlines
Sat, May 16 - Sun, May 24
United Airlines Logo
6:00 am - 10:50 pm
PIT
-
BIO
34h 50m
2 stops
United Airlines Logo
6:50 am - 11:36 pm
BIO
-
PIT
22h 46m
2 stops
$951United Airlines
Fri, May 15 - Sun, May 24
Multiple Airlines Logo
10:45 am - 8:05 pm
PIT
-
BIO
28h 20m
3 stops
Multiple Airlines Logo
6:50 pm - 11:56 pm
BIO
-
PIT
35h 06m
3 stops
$1,013Multiple Airlines
Tue, Mar 24 - Tue, Mar 31

Iberia flights from Pittsburgh to Bilbao

Our best Iberia deals on Pittsburgh to Bilbao flight tickets
Iberia
Apr 20
PIT9:45 pmPittsburgh
19h 30m
2 stops
BIO11:15 pmBilbao
Apr 27
BIO9:35 pmBilbao
27h 49m
2 stops
PIT7:24 pmPittsburgh
$670
Iberia
May 26
PIT9:45 pmPittsburgh
19h 30m
2 stops
BIO11:15 pmBilbao
Jun 1
BIO9:15 amBilbao
37h 10m
2 stops
PIT4:25 pmPittsburgh
$876
Iberia
May 23
PIT8:31 amPittsburgh
17h 59m
2 stops
BIO8:30 amBilbao
May 30
BIO9:15 amBilbao
17h 32m
2 stops
PIT8:47 pmPittsburgh
$1,068

American Airlines flights from Pittsburgh to Bilbao

Our best American Airlines deals on Pittsburgh to Bilbao flight tickets
American Airlines
May 15
PIT9:22 amPittsburgh
17h 08m
2 stops
BIO8:30 amBilbao
May 23
BIO9:15 amBilbao
17h 32m
2 stops
PIT8:47 pmPittsburgh
$841
American Airlines
May 23
PIT8:31 amPittsburgh
17h 59m
2 stops
BIO8:30 amBilbao
May 30
BIO9:15 amBilbao
17h 32m
2 stops
PIT8:47 pmPittsburgh
$1,118

momondo 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, momondo users made 832,500 searches. Data last updated March 10, 2026.
Use the filters below to find and compare flights from Pittsburgh to Bilbao that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PittsburghBilbao

PIT - BIO

PITBIO

Pittsburgh

Mon 4/20

9:45 pm-11:15 pm

2 stops19h 30m

Bilbao

Mon 4/27

9:35 pm-7:24 pm

2 stops27h 49m

$670

PittsburghBilbao

PIT - BIO

PITBIO

Pittsburgh

Tue 3/24

11:23 am-11:30 am

2 stops19h 07m

Bilbao

Tue 3/31

6:45 am-11:02 pm

2 stops22h 17m

$754
Quickest round-trip

PittsburghBilbao

PIT - BIO

PITBIO

Pittsburgh

Fri 5/15

9:22 am-8:30 am

2 stops17h 08m

Bilbao

Sat 5/23

9:15 am-8:47 pm

2 stops17h 32m

$841

PittsburghBilbao

PIT - BIO

PITBIO

Pittsburgh

Mon 4/20

5:55 pm-5:55 pm

3 stops42h 00m

Bilbao

Mon 4/27

6:50 am-5:18 pm

2 stops40h 28m

$859

PittsburghBilbao

PIT - BIO

PITBIO

Pittsburgh

Mon 4/20

9:45 pm-6:35 pm

1 stop14h 50m

Bilbao

Mon 4/27

9:35 pm-6:17 pm

2 stops26h 42m

$861

PittsburghBilbao

PIT - BIO

PITBIO

Pittsburgh

Tue 5/26

9:45 pm-11:15 pm

2 stops19h 30m

Bilbao

Mon 6/1

9:15 am-4:25 pm

2 stops37h 10m

$876

PittsburghBilbao

PIT - BIO

PITBIO

Pittsburgh

Sun 5/17

6:10 am-4:00 pm

2 stops27h 50m

Bilbao

Sun 5/24

6:50 am-11:36 pm

2 stops22h 46m

$930

PittsburghBilbao

PIT - BIO

PITBIO

Pittsburgh

Sat 5/16

6:00 am-1:25 pm

2 stops25h 25m

Bilbao

Sun 5/24

6:50 am-11:33 am

2 stops34h 43m

$949

PittsburghBilbao

PIT - BIO

PITBIO

Pittsburgh

Fri 5/15

6:00 am-10:50 pm

2 stops34h 50m

Bilbao

Sun 5/24

6:50 am-11:36 pm

2 stops22h 46m

$951

PittsburghBilbao

PIT - BIO

PITBIO

Pittsburgh

Tue 3/24

10:45 am-8:05 pm

3 stops28h 20m

Bilbao

Tue 3/31

6:50 pm-11:56 pm

3 stops35h 06m

$1,013

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Pittsburgh to Bilbao

Are you open to changing your travel dates? Check out the ideal times to fly from Pittsburgh to Bilbao according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Pittsburgh to Bilbao (PIT to BIO) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Pittsburgh to Bilbao

Fastest flight time

13h 11m

Direct flights

None
The fastest flight from Pittsburgh to Bilbao takes 13h 11m
There are no direct flights from Pittsburgh to Bilbao. There are no popular flight routes from Pittsburgh to Bilbao.
Search flight deals

  • How far is Pittsburgh to Bilbao by plane?

    A flight from Pittsburgh to Bilbao will travel around 3821.3 mi. A reasonable flight in good conditions will take 13h 11m.

  • When did momondo last update prices for flights from Pittsburgh Airport to Bilbao Airport?

    Prices for flights from Pittsburgh Airport to Bilbao Airport were last updated today.

  • How many operators does momondo search for flights from Pittsburgh Airport to Bilbao Airport?

  • How old do you have to be to fly from Pittsburgh Airport to Bilbao Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Pittsburgh Airport to Bilbao Airport.

  • What documentation or ID do you need to fly to Bilbao Airport?

    The travel and health documents required for your trip to Bilbao Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Bilbao Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Pittsburgh to Bilbao?

Best airlines flying from Pittsburgh to Bilbao

Compare and see reviews for airlines that fly from Pittsburgh to Bilbao with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $599Free CancellationRating
7.4
9,409 reviews
Search United Airlines flights

  • How do I get Price Alerts for flights from Pittsburgh to Bilbao?

    Confirm your travel details to search for the latest offers for flights from Pittsburgh to Bilbao. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

  • How can I save money on flights from Pittsburgh to Bilbao with momondo?

    By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

  • How does momondo find its flight prices?

    We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

Traveling to a place near Bilbao?

Book flights to Bilbao if you plan to visit one of these locations
Getxo
Laredo
Lekeitio

Why use momondo?

Why should I use momondo to find a flight deal from Pittsburgh to Bilbao?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Bilbao from Pittsburgh.

Can I find flights from Pittsburgh to Bilbao with flexible booking policies on momondo?

Yes. All flights to Bilbao from Pittsburgh on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Pittsburgh to Bilbao?

momondo helps you find the best flight between Pittsburgh and Bilbao by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Pittsburgh to Bilbao right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Bilbao from Pittsburgh. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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