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Lisbon

$353+ Cheap flights from Pittsburgh (PIT) to Lisbon (LIS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/27. Fares are subject to change and may not be available on all flights or dates of travel.
PIT — LIS
Aug 26 — Sep 21
Wed 8/26
Wed 9/2
1 adult, Economy
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Cheap flight deals from Pittsburgh to Lisbon

Cheapest flights from Pittsburgh to Lisbon
Explore the most affordable flight options available from Pittsburgh to Lisbon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 27, 2026.

This Expedia deal was found by Cheapflights users on 7/27. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/277:20 pm
PIT
-
LIS
1 stop10h 00m
Multiple Airlines
Wed 11/45:00 am
LIS
-
PIT
2 stops18h 19m
Multiple Airlines
Deal found 7/27$700
This Expedia deal was found by Cheapflights users on 7/27. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/274:01 pm
PIT
-
LIS
2 stops20h 04m
Iberia
Wed 11/46:30 am
LIS
-
PIT
2 stops20h 04m
Iberia
Deal found 7/27$709
This United Airlines deal was found by Cheapflights users on 7/27. 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.
Sun 11/110:37 am
PIT
-
LIS
1 stop18h 28m
United Airlines
Tue 11/105:00 am
LIS
-
PIT
2 stops19h 02m
United Airlines
Deal found 7/27$718
This Delta deal was found by Cheapflights users on 7/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/43:18 pm
PIT
-
LIS
1 stop11h 42m
Delta
Wed 11/115:00 am
LIS
-
PIT
2 stops21h 30m
Delta
Deal found 7/27$720
This United Airlines deal was found by Cheapflights users on 7/27. 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.
Mon 11/212:57 pm
PIT
-
LIS
2 stops16h 43m
United Airlines
Tue 11/105:00 am
LIS
-
PIT
2 stops19h 02m
United Airlines
Deal found 7/27$722
This United Airlines deal was found by Cheapflights users on 7/23. 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 10/247:59 pm
PIT
-
LIS
2 stops32h 11m
United Airlines
Wed 11/45:00 am
LIS
-
PIT
2 stops20h 41m
United Airlines
Deal found 7/23$723
This Delta deal was found by Cheapflights users on 7/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/18:13 am
PIT
-
LIS
2 stops19h 47m
Delta
Tue 11/105:00 am
LIS
-
PIT
2 stops20h 22m
Delta
Deal found 7/27$725
This KLM deal was found by Cheapflights users on 7/27. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/42:22 pm
PIT
-
LIS
1 stop13h 38m
KLM
Tue 11/1010:00 am
LIS
-
PIT
1 stop12h 06m
KLM
Deal found 7/27$731
This Expedia deal was found by Cheapflights users on 7/26. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/17:20 pm
PIT
-
LIS
2 stops34h 20m
Air Canada
Fri 11/611:20 am
LIS
-
PIT
2 stops36h 16m
Air Canada
Deal found 7/26$732
This CheapOair deal was found by Cheapflights users on 7/23. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/242:11 pm
PIT
-
LIS
2 stops39h 09m
Multiple Airlines
Wed 11/45:00 am
LIS
-
PIT
2 stops20h 47m
Multiple Airlines
Deal found 7/23$733

Find flight deals from Pittsburgh to Lisbon

Discover tips and strategies to find the most affordable flight options for your journey from Pittsburgh (PIT) to Lisbon (LIS). 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 July 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$700
(Expedia)

One-way from

$353
(Gotogate)

Popular in

May

Cheapest in

January

Average price

$1,255
Provider with most accurate pricing for Pittsburgh-Lisbon Humberto Delgado flight deals.
Search Deals
Provider most trusted by Cheapflights users for Pittsburgh-Lisbon Humberto Delgado flights.
Search Deals
From Pittsburgh to Lisbon Humberto Delgado
Search Deals
One-way flight from Pittsburgh to Lisbon Humberto Delgado
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($143 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($38 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Pittsburgh to Lisbon 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 July 27, 2026.
Use the filters below to find and compare flights from Pittsburgh to Lisbon that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PittsburghLisbon

PIT - LIS

PITLIS

Pittsburgh

Mon 11/23

12:57 pm-8:10 am

1 stop14h 13m

Lisbon Humberto Delgado

Tue 12/1

12:50 pm-3:40 pm

2 stops31h 50m

$741

PittsburghLisbon

PIT - LIS

PITLIS

Pittsburgh

Tue 10/13

9:30 am-9:20 am

2 stops18h 50m

Lisbon Humberto Delgado

Tue 10/20

5:05 am-5:20 pm

2 stops17h 15m

$753

PittsburghLisbon

PIT - LIS

PITLIS

Pittsburgh

Sun 11/15

8:00 am-8:10 am

1 stop19h 10m

Lisbon Humberto Delgado

Thu 11/19

10:55 am-6:36 pm

1 stop12h 41m

$764
Quickest round-trip

PittsburghLisbon

PIT - LIS

PITLIS

Pittsburgh

Sun 11/1

11:00 am-9:00 am

1 stop17h 00m

Lisbon Humberto Delgado

Fri 11/6

11:15 am-8:54 pm

1 stop14h 39m

$765

PittsburghLisbon

PIT - LIS

PITLIS

Pittsburgh

Sat 10/3

7:18 pm-8:20 am

1 stop32h 02m

Lisbon Humberto Delgado

Wed 10/14

1:00 pm-11:32 am

1 stop27h 32m

$771

PittsburghLisbon

PIT - LIS

PITLIS

Pittsburgh

Thu 11/5

10:49 am-10:20 am

2 stops18h 31m

Lisbon Humberto Delgado

Thu 11/12

5:00 am-10:11 pm

2 stops22h 11m

$773

PittsburghLisbon

PIT - LIS

PITLIS

Pittsburgh

Fri 11/13

1:39 pm-11:25 am

2 stops16h 46m

Lisbon Humberto Delgado

Sat 11/21

11:30 am-12:36 am

2 stops18h 06m

$824
Cheapest one-way

PittsburghLisbon

PIT - LIS

PITLIS

Pittsburgh

Sun 12/27

7:20 pm-10:40 am

2 stops34h 20m

$353

PittsburghLisbon

PIT - LIS

PITLIS

Pittsburgh

Sun 12/27

6:10 am-10:05 am

1 stop22h 55m

$357

PittsburghLisbon

PIT - LIS

PITLIS

Pittsburgh

Sat 8/15

7:13 pm-11:15 pm

2 stops47h 02m

$456

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/24

Showing 1-10 of 13 resultsSorted by cheapest first
1
2

Compare providers for flights from Pittsburgh to Lisbon

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Pittsburgh to Lisbon in July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy3 starsTrust Score*3 stars
Trip.comPrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Pittsburgh-Lisbon flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Pittsburgh-Lisbon flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Pittsburgh-Lisbon flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Pittsburgh-Lisbon flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Pittsburgh-Lisbon flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Pittsburgh to Lisbon

Have a flexible travel schedule? Discover the best time to fly to Lisbon 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.

Cheapflights Insights

Everything you need to know about your flight from Pittsburgh to Lisbon

How far ahead should I book a flight from Pittsburgh to Lisbon?

The best time to book flights from Pittsburgh to Lisbon is 25 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Pittsburgh to Lisbon?

Currently, January is the cheapest month in which you can book a flight from Pittsburgh to Lisbon (average of $604). Flying from Pittsburgh to Lisbon in May is currently the most expensive (average of $1,297). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost to fly round-trip from Pittsburgh to Lisbon?

Airfare is below average for this route at the moment.

Pittsburgh to Lisbon flights typically cost between $935 and $1,182 in October.
The cheapest round-trip price found within the last 5 days was $700 on Multiple Airlines (Oct 27-Nov 4).

Reviews of airlines servicing Lisbon

Get insights into the airlines that provide service to Lisbon. 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 Lisbon. Reviews last updated July 27, 2026.
Read through reviews of airlines operating flights from Pittsburgh to Lisbon, such as KLM,Delta, andUnited Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,550 reviews

Comfort

7.7

Entertainment

7.2

Boarding

7.8

Crew

8.4

Overall

7.8

Food

7.3

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
KLM
7.8
Good
1,550 reviews
KLM
7.8
Good
1,550 reviews

Comfort

7.7

Entertainment

7.2

Boarding

7.8

Crew

8.4

Overall

7.8

Food

7.3

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
Delta
7.8
Good
8,485 reviews
KLM
7.8
Good
1,550 reviews

Comfort

7.7

Entertainment

7.2

Boarding

7.8

Crew

8.4

Overall

7.8

Food

7.3

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
United Airlines
7.4
Good
10,042 reviews
KLM
7.8
Good
1,550 reviews

Comfort

7.7

Entertainment

7.2

Boarding

7.8

Crew

8.4

Overall

7.8

Food

7.3

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
American Airlines
7.1
Good
11,842 reviews
KLM
7.8
Good
1,550 reviews

Comfort

7.7

Entertainment

7.2

Boarding

7.8

Crew

8.4

Overall

7.8

Food

7.3

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
British Airways
6.7
Okay
8,132 reviews
KLM
7.8
Good
1,550 reviews

Comfort

7.7

Entertainment

7.2

Boarding

7.8

Crew

8.4

Overall

7.8

Food

7.3

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful

Related info for your journey

Find useful and relevant information for your journey from Pittsburgh to Lisbon. 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 Lisbon?

    For as low as $741, United Airlines can have you in Lisbon from Pittsburgh in 14h 13m. The distance between Pittsburgh and Lisbon is about 3675 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Pittsburgh to Lisbon round-trip?

    Our cheapest airline available from Pittsburgh to Lisbon is KLM. Our recent data shows that you can find tickets from as low as $505 on this airline. Additional options worth looking into are United Airlines and British Airways, starting at $507 and $541 round-trip. These flights start at 43% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Pittsburgh to Lisbon one-way?

    To fly one-way, consider booking your trip with United Airlines, which is currently one of the cheapest options available, starting at $419. Lufthansa flights start at $457 while deals on British Airways start at $533 one-way.

  • Can I find deals for flights from Pittsburgh to Lisbon that include hotel bookings?

    Yes. In addition to deals on Pittsburgh to Lisbon flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Pittsburgh to Lisbon?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Pittsburgh to Lisbon.

  • Can I find deals for business class flights from Pittsburgh to Lisbon?

    Yes. Cheapflights offers flight deals from Pittsburgh to Lisbon by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Pittsburgh to Lisbon?

    Currently, January is the cheapest month in which you can book a flight from Pittsburgh to Lisbon (average of $604). Flying from Pittsburgh to Lisbon in May is currently the most expensive (average of $1,297). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Lisbon?

Book flights to Lisbon if you plan to visit one of these locations
Fátima
Ericeira
Oeiras
Beja
Torres Vedras
Nazaré
Colares
Sesimbra

Browse thousands of different options on Cheapflights for your next trip

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Top 5 airlines flying from Pittsburgh to Lisbon

Discover the top 5 airlines that operate flights from Pittsburgh to Lisbon. 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 July 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$505Average$1,000FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$507Average$840FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$541Average$855FlexibilityNo cancel feeOn-time70%
DeltaCheapest$575Average$953FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$604Average$1,115FlexibilityNo cancel feeOn-time71%

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