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Cheap flights from Pittsburgh to Bilbao from $747

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 12/6. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Pittsburgh to Bilbao

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
6:20 am - 6:05 pm
PIT
-
BIO
29h 45m
2 stops
United Airlines Logo
6:45 am - 5:44 pm
BIO
-
PIT
16h 59m
2 stops
$747United Airlines
Sun, Dec 6 - Thu, Dec 10
United Airlines Logo
6:20 am - 11:40 am
PIT
-
BIO
23h 20m
2 stops
United Airlines Logo
6:45 am - 6:31 pm
BIO
-
PIT
17h 46m
2 stops
$751United Airlines
Sun, Dec 6 - Thu, Dec 10
Lufthansa Logo
7:46 pm - 5:55 pm
PIT
-
BIO
40h 09m
2 stops
Lufthansa Logo
7:15 am - 11:30 pm
BIO
-
PIT
22h 15m
2 stops
$786Lufthansa
Sat, Oct 10 - Sat, Oct 17
Lufthansa Logo
7:46 pm - 1:20 pm
PIT
-
BIO
35h 34m
2 stops
Lufthansa Logo
6:50 am - 11:30 pm
BIO
-
PIT
22h 40m
2 stops
$797Lufthansa
Sat, Oct 10 - Sat, Oct 17
United Airlines Logo
7:59 pm - 10:25 am
PIT
-
BIO
32h 26m
2 stops
United Airlines Logo
6:50 am - 11:30 pm
BIO
-
PIT
22h 40m
2 stops
$808United Airlines
Sat, Oct 10 - Sat, Oct 17
KLM Logo
2:25 pm - 11:55 am
PIT
-
BIO
15h 30m
2 stops
KLM Logo
6:45 am - 4:28 pm
BIO
-
PIT
15h 43m
2 stops
$810KLM
Mon, Aug 24 - Wed, Sep 9
Multiple Airlines Logo
3:20 pm - 4:00 pm
PIT
-
BIO
18h 40m
2 stops
Multiple Airlines Logo
12:30 pm - 7:09 pm
BIO
-
PIT
12h 39m
1 stop
$823Multiple Airlines
Mon, Aug 24 - Wed, Sep 9
Air Canada Logo
3:35 pm - 4:00 pm
PIT
-
BIO
18h 25m
2 stops
Air Canada Logo
6:50 am - 2:48 pm
BIO
-
PIT
37h 58m
2 stops
$824Air Canada
Sun, Aug 23 - Thu, Sep 10
United Airlines Logo
9:00 am - 4:00 pm
PIT
-
BIO
25h 00m
2 stops
United Airlines Logo
6:45 am - 2:48 pm
BIO
-
PIT
14h 03m
2 stops
$825United Airlines
Mon, Aug 24 - Fri, Sep 11
Air Canada Logo
3:35 pm - 4:00 pm
PIT
-
BIO
18h 25m
2 stops
Air Canada Logo
7:15 am - 2:48 pm
BIO
-
PIT
37h 33m
2 stops
$826Air Canada
Sun, Aug 23 - Tue, Sep 8

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United Airlines flights from Pittsburgh to Bilbao

Our best United Airlines deals on Pittsburgh to Bilbao flight tickets
United Airlines
Dec 6
PIT6:20 amPittsburgh
29h 45m
2 stops
BIO6:05 pmBilbao
Dec 10
BIO6:45 amBilbao
16h 59m
2 stops
PIT5:44 pmPittsburgh
$747
United Airlines
Dec 6
PIT6:20 amPittsburgh
23h 20m
2 stops
BIO11:40 amBilbao
Dec 10
BIO6:45 amBilbao
17h 46m
2 stops
PIT6:31 pmPittsburgh
$751
United Airlines
Oct 10
PIT7:59 pmPittsburgh
32h 26m
2 stops
BIO10:25 amBilbao
Oct 17
BIO6:50 amBilbao
22h 40m
2 stops
PIT11:30 pmPittsburgh
$808

KLM flights from Pittsburgh to Bilbao

Our best KLM deals on Pittsburgh to Bilbao flight tickets
KLM
Aug 24
PIT2:25 pmPittsburgh
15h 30m
2 stops
BIO11:55 amBilbao
Sep 9
BIO6:45 amBilbao
15h 43m
2 stops
PIT4:28 pmPittsburgh
$810
KLM
Aug 14
PIT2:25 pmPittsburgh
15h 30m
2 stops
BIO11:55 amBilbao
Aug 21
BIO6:45 amBilbao
16h 29m
2 stops
PIT5:14 pmPittsburgh
$860
KLM
Aug 26
PIT2:25 pmPittsburgh
15h 30m
2 stops
BIO11:55 amBilbao
Sep 9
BIO6:45 amBilbao
15h 43m
2 stops
PIT4:28 pmPittsburgh
$867

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 July 2, 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

Sun 12/6

6:20 am-6:05 pm

2 stops29h 45m

Bilbao

Thu 12/10

6:45 am-5:44 pm

2 stops16h 59m

$747

PittsburghBilbao

PIT - BIO

PITBIO

Pittsburgh

Sun 12/6

6:20 am-11:40 am

2 stops23h 20m

Bilbao

Thu 12/10

6:45 am-6:31 pm

2 stops17h 46m

$751

PittsburghBilbao

PIT - BIO

PITBIO

Pittsburgh

Sat 10/10

7:46 pm-5:55 pm

2 stops40h 09m

Bilbao

Sat 10/17

7:15 am-11:30 pm

2 stops22h 15m

$786

PittsburghBilbao

PIT - BIO

PITBIO

Pittsburgh

Sat 10/10

7:46 pm-1:20 pm

2 stops35h 34m

Bilbao

Sat 10/17

6:50 am-11:30 pm

2 stops22h 40m

$797

PittsburghBilbao

PIT - BIO

PITBIO

Pittsburgh

Sat 10/10

7:59 pm-10:25 am

2 stops32h 26m

Bilbao

Sat 10/17

6:50 am-11:30 pm

2 stops22h 40m

$808
Quickest round-trip

PittsburghBilbao

PIT - BIO

PITBIO

Pittsburgh

Mon 8/24

2:25 pm-11:55 am

2 stops15h 30m

Bilbao

Wed 9/9

6:45 am-4:28 pm

2 stops15h 43m

$810

PittsburghBilbao

PIT - BIO

PITBIO

Pittsburgh

Mon 8/24

3:20 pm-4:00 pm

2 stops18h 40m

Bilbao

Wed 9/9

12:30 pm-7:09 pm

1 stop12h 39m

$823

PittsburghBilbao

PIT - BIO

PITBIO

Pittsburgh

Sun 8/23

3:35 pm-4:00 pm

2 stops18h 25m

Bilbao

Thu 9/10

6:50 am-2:48 pm

2 stops37h 58m

$824

PittsburghBilbao

PIT - BIO

PITBIO

Pittsburgh

Mon 8/24

9:00 am-4:00 pm

2 stops25h 00m

Bilbao

Fri 9/11

6:45 am-2:48 pm

2 stops14h 03m

$825

PittsburghBilbao

PIT - BIO

PITBIO

Pittsburgh

Sun 8/23

3:35 pm-4:00 pm

2 stops18h 25m

Bilbao

Tue 9/8

7:15 am-2:48 pm

2 stops37h 33m

$826

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Bilbao from

How to get the cheapest flight ticket from Pittsburgh to Bilbao

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Can stopping save me money on Pittsburgh to Bilbao flights?

You could potentially save up to 50% on your flight if you consider stops on a Pittsburgh to Bilbao flight.

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

15h 30m

Direct flights

None
The fastest flight from Pittsburgh to Bilbao takes 15h 30m
There are no direct flights from Pittsburgh to Bilbao. There are no popular flight routes from Pittsburgh to Bilbao.
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Frequently asked questions about flying from Pittsburgh to Bilbao

  • 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 15h 30m.

  • 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
9,926 reviews
Search United Airlines flights

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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