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Cheap flights from Pittsburgh to Porto from $347

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 9/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Pittsburgh to Porto (PIT-OPO)

Cheap round-trip flights

Iberia Logo
9:45 am - 7:40 amPIT-OPO
16h 55m2 stops
Iberia Logo
8:40 pm - 5:10 pmOPO-PIT
24h 30m2 stops
$558Iberia
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Tue, Feb 24 - Tue, Mar 10
Logo
11:55 am - 9:30 amPIT-OPO
17h 35m1 stop
Logo
6:00 am - 5:14 pmOPO-PIT
40h 14m2 stops
$586
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Mon, Oct 27 - Wed, Nov 12
United Airlines Logo
2:11 pm - 9:30 amPIT-OPO
14h 19m2 stops
United Airlines Logo
6:00 am - 6:49 pmOPO-PIT
17h 49m2 stops
$590United Airlines
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Wed, Nov 12 - Wed, Nov 19
United Airlines Logo
6:15 am - 9:30 amPIT-OPO
23h 15m2 stops
United Airlines Logo
12:30 pm - 9:54 amOPO-PIT
26h 24m2 stops
$594United Airlines
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Mon, Oct 27 - Wed, Nov 12
Lufthansa Logo
8:10 pm - 11:40 pmPIT-OPO
22h 30m2 stops
Lufthansa Logo
6:00 am - 6:58 pmOPO-PIT
17h 58m2 stops
$728Lufthansa
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Fri, Dec 12 - Wed, Dec 31
Lufthansa Logo
2:10 pm - 11:40 amPIT-OPO
16h 30m2 stops
Lufthansa Logo
6:00 am - 11:14 pmOPO-PIT
22h 14m2 stops
$746Lufthansa
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Thu, Dec 11 - Wed, Dec 31
Air Canada Logo
5:55 pm - 11:40 amPIT-OPO
36h 45m2 stops
Air Canada Logo
6:00 am - 5:14 pmOPO-PIT
40h 14m2 stops
$843Air Canada
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Fri, Dec 12 - Mon, Dec 29
Air Canada Logo
5:55 pm - 3:15 pmPIT-OPO
40h 20m2 stops
Air Canada Logo
6:00 am - 5:14 pmOPO-PIT
40h 14m2 stops
$875Air Canada
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Sat, Dec 13 - Wed, Dec 31
Turkish Airlines Logo
6:00 am - 9:50 amPIT-OPO
46h 50m2 stops
Turkish Airlines Logo
4:50 pm - 11:49 pmOPO-PIT
59h 59m2 stops
$971Turkish Airlines
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Sun, Oct 12 - Sat, Oct 18
Turkish Airlines Logo
6:00 am - 3:50 pmPIT-OPO
28h 50m2 stops
Turkish Airlines Logo
4:50 pm - 10:31 amOPO-PIT
46h 41m2 stops
$1,011Turkish Airlines
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Sun, Oct 12 - Sat, Oct 18

United Airlines flights from Pittsburgh to Porto

Our best United Airlines deals on Pittsburgh to Porto flight tickets
United Airlines
Nov 12
PIT2:11 pmPittsburgh
14h 19m
2 stops
OPO9:30 amPorto
Nov 19
OPO6:00 amPorto
17h 49m
2 stops
PIT6:49 pmPittsburgh
$590
Find similar
United Airlines
Oct 27
PIT6:15 amPittsburgh
23h 15m
2 stops
OPO9:30 amPorto
Nov 12
OPO12:30 pmPorto
26h 24m
2 stops
PIT9:54 amPittsburgh
$594
Find similar
United Airlines
Nov 12
PIT4:57 pmPittsburgh
11h 33m
1 stop
OPO9:30 amPorto
Nov 19
OPO12:35 pmPorto
13h 07m
1 stop
PIT8:42 pmPittsburgh
$641
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Lufthansa flights from Pittsburgh to Porto

Our best Lufthansa deals on Pittsburgh to Porto flight tickets
Lufthansa
Dec 12
PIT8:10 pmPittsburgh
22h 30m
2 stops
OPO11:40 pmPorto
Dec 31
OPO6:00 amPorto
17h 58m
2 stops
PIT6:58 pmPittsburgh
$728
Find similar
Lufthansa
Dec 11
PIT2:10 pmPittsburgh
16h 30m
2 stops
OPO11:40 amPorto
Dec 31
OPO6:00 amPorto
22h 14m
2 stops
PIT11:14 pmPittsburgh
$746
Find similar
Lufthansa
Oct 27
PIT1:21 pmPittsburgh
16h 09m
1 stop
OPO9:30 amPorto
Nov 12
OPO12:35 pmPorto
15h 59m
1 stop
PIT11:34 pmPittsburgh
$789
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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 September 3, 2025.
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

PittsburghPorto

PIT - OPO

PITOPO

Pittsburgh

Tue 2/24

9:45 am-7:40 am

2 stops16h 55m

Porto

Tue 3/10

8:40 pm-5:10 pm

2 stops24h 30m

$558

PittsburghPorto

PIT - OPO

PITOPO

Pittsburgh

Mon 10/27

11:55 am-9:30 am

1 stop17h 35m

Porto

Wed 11/12

6:00 am-5:14 pm

2 stops40h 14m

$586

PittsburghPorto

PIT - OPO

PITOPO

Pittsburgh

Wed 11/12

2:11 pm-9:30 am

2 stops14h 19m

Porto

Wed 11/19

6:00 am-6:49 pm

2 stops17h 49m

$590

PittsburghPorto

PIT - OPO

PITOPO

Pittsburgh

Mon 10/27

6:15 am-9:30 am

2 stops23h 15m

Porto

Wed 11/12

12:30 pm-9:54 am

2 stops26h 24m

$594

PittsburghPorto

PIT - OPO

PITOPO

Pittsburgh

Fri 12/12

8:10 pm-11:40 pm

2 stops22h 30m

Porto

Wed 12/31

6:00 am-6:58 pm

2 stops17h 58m

$728

PittsburghPorto

PIT - OPO

PITOPO

Pittsburgh

Thu 12/11

2:10 pm-11:40 am

2 stops16h 30m

Porto

Wed 12/31

6:00 am-11:14 pm

2 stops22h 14m

$746

PittsburghPorto

PIT - OPO

PITOPO

Pittsburgh

Fri 12/12

5:55 pm-11:40 am

2 stops36h 45m

Porto

Mon 12/29

6:00 am-5:14 pm

2 stops40h 14m

$843

PittsburghPorto

PIT - OPO

PITOPO

Pittsburgh

Sat 12/13

5:55 pm-3:15 pm

2 stops40h 20m

Porto

Wed 12/31

6:00 am-5:14 pm

2 stops40h 14m

$875

PittsburghPorto

PIT - OPO

PITOPO

Pittsburgh

Sun 10/12

6:00 am-9:50 am

2 stops46h 50m

Porto

Sat 10/18

4:50 pm-11:49 pm

2 stops59h 59m

$971

PittsburghPorto

PIT - OPO

PITOPO

Pittsburgh

Sun 10/12

6:00 am-3:50 pm

2 stops28h 50m

Porto

Sat 10/18

4:50 pm-10:31 am

2 stops46h 41m

$1,011

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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See travel insights to Porto from

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 typical price of a round-trip flight between Pittsburgh and Porto?

What is the cheapest month to fly to Porto?

The month of February is, on average, the cheapest month to fly to Porto from Pittsburgh, with most prices found around $706. If you aren’t able to travel during the month of February, then book flights to Porto from Pittsburgh during August instead. Flights to Porto in August, while not as cheap as those in February, still average around $751.

What is the cheapest day to depart on your flight to Porto?

The cheapest day to depart on your flight to Porto is on a Saturday when prices can be found for as low as $1,045. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Thursday because tickets tend to average around $1,661. These prices are subject to change though, so be sure to set up a Price Alert for flights to Porto.

What is the cheapest time of day to depart on your flight to Porto?

At noon is the cheapest time of day to fly from Pittsburgh to Porto when you can find flight prices for as low as $1,079. Flying to Porto at noon is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $1,402 on average. Flights to Porto from Pittsburgh in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

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

Direct flights

None
There are no direct flights from Pittsburgh to Porto. There are no popular flight routes from Pittsburgh to Porto.
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  • How far is Pittsburgh to Porto by plane?

    Pittsburgh and Porto are 3618.7 mi apart from one another. Typically, this will take 11h 27m 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 $700Free CancellationRating
7.4
8,937 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
Aveiro
Coimbra
Braga
Matosinhos
Caminha
Guimarães
Lamego
Esposende
Chaves
Espinho
Arcos de Valdevez
Viseu
Ponte de Lima
Pinhao
Santa Maria da Feira
Curia
Penafiel
Mesao Frio
Mira

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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