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Cheap flights from Pittsburgh to Porto from $581

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Pittsburgh to Porto departing on 8/23. 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 Porto

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
8:55 am - 3:20 pm
PIT
-
OPO
25h 25m
2 stops
United Airlines Logo
6:00 am - 6:36 pm
OPO
-
PIT
41h 36m
2 stops
$768United Airlines
Sun, Jan 10 - Thu, Jan 14
United Airlines Logo
8:55 am - 3:20 pm
PIT
-
OPO
25h 25m
2 stops
United Airlines Logo
6:00 am - 6:36 pm
OPO
-
PIT
41h 36m
2 stops
$769United Airlines
Sun, Jan 10 - Thu, Jan 14
United Airlines Logo
8:55 am - 3:20 pm
PIT
-
OPO
25h 25m
2 stops
United Airlines Logo
6:00 am - 6:36 pm
OPO
-
PIT
41h 36m
2 stops
$773United Airlines
Sun, Jan 10 - Thu, Jan 14
Multiple Airlines Logo
2:02 pm - 6:30 pm
PIT
-
OPO
23h 28m
2 stops
Multiple Airlines Logo
6:00 am - 6:19 pm
OPO
-
PIT
17h 19m
2 stops
$785Multiple Airlines
Sun, Nov 1 - Sun, Nov 8
Delta Logo
12:20 pm - 9:05 am
PIT
-
OPO
15h 45m
1 stop
Delta Logo
5:00 am - 10:18 pm
OPO
-
PIT
22h 18m
2 stops
$803Delta
Sun, Nov 1 - Sun, Nov 8
Delta Logo
12:10 pm - 10:30 am
PIT
-
OPO
17h 20m
1 stop
Delta Logo
5:00 am - 6:18 pm
OPO
-
PIT
18h 18m
2 stops
$846Delta
Mon, Sep 28 - Fri, Oct 9
Delta Logo
12:10 pm - 10:30 am
PIT
-
OPO
17h 20m
1 stop
Delta Logo
5:00 am - 6:18 pm
OPO
-
PIT
18h 18m
2 stops
$846Delta
Tue, Sep 29 - Fri, Oct 9
Multiple Airlines Logo
5:40 pm - 3:25 pm
PIT
-
OPO
16h 45m
2 stops
Multiple Airlines Logo
11:25 am - 10:18 pm
OPO
-
PIT
15h 53m
2 stops
$850Multiple Airlines
Mon, Sep 28 - Fri, Oct 9
Delta Logo
2:20 pm - 3:25 pm
PIT
-
OPO
20h 05m
2 stops
Delta Logo
5:00 am - 6:18 pm
OPO
-
PIT
18h 18m
2 stops
$850Delta
Tue, Sep 29 - Fri, Oct 9
United Airlines Logo
7:59 pm - 7:00 am
PIT
-
OPO
54h 01m
2 stops
United Airlines Logo
6:00 am - 7:12 pm
OPO
-
PIT
18h 12m
2 stops
$854United Airlines
Sat, Sep 26 - Wed, Oct 7

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United Airlines flights from Pittsburgh to Porto

Our best United Airlines deals on Pittsburgh to Porto flight tickets
United Airlines
Jan 10
PIT8:55 amPittsburgh
25h 25m
2 stops
OPO3:20 pmPorto
Jan 14
OPO6:00 amPorto
41h 36m
2 stops
PIT6:36 pmPittsburgh
$768
United Airlines
Jan 10
PIT8:55 amPittsburgh
25h 25m
2 stops
OPO3:20 pmPorto
Jan 14
OPO6:00 amPorto
41h 36m
2 stops
PIT6:36 pmPittsburgh
$769
United Airlines
Jan 10
PIT8:55 amPittsburgh
25h 25m
2 stops
OPO3:20 pmPorto
Jan 14
OPO6:00 amPorto
41h 36m
2 stops
PIT6:36 pmPittsburgh
$773

Delta flights from Pittsburgh to Porto

Our best Delta deals on Pittsburgh to Porto flight tickets
Delta
Nov 1
PIT12:20 pmPittsburgh
15h 45m
1 stop
OPO9:05 amPorto
Nov 8
OPO5:00 amPorto
22h 18m
2 stops
PIT10:18 pmPittsburgh
$803
Delta
Sep 28
PIT12:10 pmPittsburgh
17h 20m
1 stop
OPO10:30 amPorto
Oct 9
OPO5:00 amPorto
18h 18m
2 stops
PIT6:18 pmPittsburgh
$846
Delta
Aug 30
PIT3:25 pmPittsburgh
14h 00m
1 stop
OPO10:25 amPorto
Sep 15
OPO5:00 amPorto
16h 28m
2 stops
PIT4:28 pmPittsburgh
$902

momondo Fare Finder

 
Customize your flight search to find flights from Pittsburgh to Porto 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 August 2, 2026.
Use the filters below to find and compare flights from Pittsburgh to Porto that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PittsburghPorto

PIT - OPO

PITOPO

Pittsburgh

Sun 1/10

8:55 am-3:20 pm

2 stops25h 25m

Porto

Thu 1/14

6:00 am-6:36 pm

2 stops41h 36m

$768

PittsburghPorto

PIT - OPO

PITOPO

Pittsburgh

Sun 1/10

8:55 am-3:20 pm

2 stops25h 25m

Porto

Thu 1/14

6:00 am-6:36 pm

2 stops41h 36m

$769

PittsburghPorto

PIT - OPO

PITOPO

Pittsburgh

Sun 1/10

8:55 am-3:20 pm

2 stops25h 25m

Porto

Thu 1/14

6:00 am-6:36 pm

2 stops41h 36m

$773

PittsburghPorto

PIT - OPO

PITOPO

Pittsburgh

Sun 11/1

2:02 pm-6:30 pm

2 stops23h 28m

Porto

Sun 11/8

6:00 am-6:19 pm

2 stops17h 19m

$785

PittsburghPorto

PIT - OPO

PITOPO

Pittsburgh

Sun 11/1

12:20 pm-9:05 am

1 stop15h 45m

Porto

Sun 11/8

5:00 am-10:18 pm

2 stops22h 18m

$803

PittsburghPorto

PIT - OPO

PITOPO

Pittsburgh

Mon 9/28

12:10 pm-10:30 am

1 stop17h 20m

Porto

Fri 10/9

5:00 am-6:18 pm

2 stops18h 18m

$846

PittsburghPorto

PIT - OPO

PITOPO

Pittsburgh

Tue 9/29

12:10 pm-10:30 am

1 stop17h 20m

Porto

Fri 10/9

5:00 am-6:18 pm

2 stops18h 18m

$846
Quickest round-trip

PittsburghPorto

PIT - OPO

PITOPO

Pittsburgh

Mon 9/28

5:40 pm-3:25 pm

2 stops16h 45m

Porto

Fri 10/9

11:25 am-10:18 pm

2 stops15h 53m

$850

PittsburghPorto

PIT - OPO

PITOPO

Pittsburgh

Tue 9/29

2:20 pm-3:25 pm

2 stops20h 05m

Porto

Fri 10/9

5:00 am-6:18 pm

2 stops18h 18m

$850

PittsburghPorto

PIT - OPO

PITOPO

Pittsburgh

Sat 9/26

7:59 pm-7:00 am

2 stops54h 01m

Porto

Wed 10/7

6:00 am-7:12 pm

2 stops18h 12m

$854

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Pittsburgh to Porto

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

What is the cheapest month to fly to Porto?

The month of December is, on average, the cheapest month to fly to Porto from Pittsburgh, with most prices found around $0. If you aren’t able to travel during the month of December, then book flights to Porto from Pittsburgh during January instead. Flights to Porto in January, while not as cheap as those in December, still average around $0.

Can stopping save me money on Pittsburgh to Porto flights?

You could potentially save up to 25% on your flight if you consider stops on a Pittsburgh to Porto flight.

When to book flights from Pittsburgh to Porto

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

Cheap Pittsburgh to Porto (PIT to OPO) flight deals and tips

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

Fastest flight time

16h 35m

Direct flights

None
The fastest flight from Pittsburgh to Porto takes 16h 35m
There are no direct flights from Pittsburgh to Porto. There are no popular flight routes from Pittsburgh to Porto.
Search flight deals

Frequently asked questions about flying from Pittsburgh to Porto

  • How far is Pittsburgh to Porto by plane?

    Pittsburgh and Porto are 3618.7 mi apart from one another. Typically, this will take 16h 35m by plane in normal conditions.

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

    Prices for flights from Pittsburgh Airport to Porto Airport refresh daily.

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Pittsburgh Airport to Porto Airport.

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

    The travel and health documents you'll need for your trip to Porto Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Porto Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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

Best airlines flying from Pittsburgh to Porto

Compare and see reviews for airlines that fly from Pittsburgh to Porto with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $640Free CancellationRating
7.4
10,061 reviews
Search United Airlines flights

Traveling to a place near Porto?

Book flights to Porto if you plan to visit one of these locations
Vila Nova de Gaia
Coimbra
Braga
Aveiro
Matosinhos
Pinhao
Esposende
Lamego
Chaves
Arcos de Valdevez
Guimarães
Viseu
Espinho
Ponte de Lima
Mesao Frio
Penafiel
Baiao

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Pittsburgh to Porto for you.

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

Yes. momondo allows you to filter the results for Pittsburgh to Porto flights to just show those with flexible booking policies.

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

Once you have performed a search for Pittsburgh to Porto flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes. momondo can track prices for Pittsburgh to Porto flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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