What airlines fly to Lisbon?

United Airlines, British Airways and Delta are the top three most popular airlines that fly to Lisbon from Pittsburgh according to our data. United Airlines is the first choice among our users, with 38% of people opting to fly with this airline when traveling to Lisbon. Keep in mind that there are 7 different airlines that fly to Lisbon on a routine basis, so you have a few additional options to choose from.

Which layover airport has the shortest travel time from Pittsburgh to Lisbon?

Flights connecting via Washington, D.C. (IAD) have the shortest average one-way travel time: 9h 25m.

Which layover airport offers the lowest fares from Pittsburgh to Lisbon?

Flights via Philadelphia (PHL) offer the lowest average round-trip price of $1,030.

Which airport is the most popular layover for flights between Pittsburgh and Lisbon?

Philadelphia (PHL) was the most common stop: 68% of momondo users choosing 1-stop flights on this route connected there.

What is the cheapest airline that flies from Pittsburgh to Lisbon Humberto Delgado?

British Airways, United Airlines, and TAP AIR PORTUGAL are the most popular carriers operating from Pittsburgh to Lisbon Humberto Delgado

Which layover airport has the shortest connection time from Pittsburgh to Lisbon?

Washington, D.C. (IAD) has the shortest average layover time for this route: 1h 33m.

When did momondo last update prices for flights from Pittsburgh Airport to Lisbon Humberto Delgado Airport?

Prices for flights from Pittsburgh Airport to Lisbon Humberto Delgado Airport refresh daily.

How many operators does momondo search for flights from Pittsburgh Airport to Lisbon Humberto Delgado Airport?

There are 7 operators available for flights from Pittsburgh Airport to Lisbon Humberto Delgado Airport as of March 2026.

How old do you have to be to fly from Pittsburgh Airport to Lisbon Humberto Delgado 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 Lisbon Humberto Delgado Airport.

What documentation or ID do you need to fly to Lisbon Humberto Delgado Airport?

The travel and health documents you'll need for your trip to Lisbon Humberto Delgado 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 Lisbon Humberto Delgado Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$408 Cheap Flights from Pittsburgh to Lisbon in 2026

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Pittsburgh to Lisbon

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:45 pm - 11:10 pm

PIT

LIS

22h 25m

2 stops

7:10 am - 7:50 pm

LIS

PIT

17h 40m

1 stop

$628British Airways

Fri, Apr 24 - Mon, May 4

10:55 am - 9:05 am

PIT

LIS

17h 10m

1 stop

6:35 am - 5:04 pm

LIS

PIT

15h 29m

2 stops

$669American Airlines

Thu, Apr 23 - Wed, May 6

7:57 pm - 11:05 pm

PIT

LIS

22h 08m

2 stops

6:35 am - 9:00 pm

LIS

PIT

19h 25m

2 stops

$671Multiple Airlines

Thu, Apr 23 - Wed, May 6

10:55 am - 9:05 am

PIT

LIS

17h 10m

1 stop

11:05 am - 11:08 pm

LIS

PIT

17h 03m

1 stop

$672British Airways

Thu, Apr 23 - Wed, May 6

9:22 am - 7:45 am

PIT

LIS

17h 23m

2 stops

8:45 pm - 7:24 pm

LIS

PIT

27h 39m

2 stops

$673Iberia

Thu, Apr 23 - Wed, May 6

9:22 am - 11:05 pm

PIT

LIS

32h 43m

2 stops

11:05 am - 11:08 pm

LIS

PIT

17h 03m

1 stop

$674British Airways

Thu, Apr 23 - Wed, May 6

3:55 pm - 2:35 pm

PIT

LIS

17h 40m

2 stops

11:55 am - 12:45 am

LIS

PIT

17h 50m

2 stops

$675Delta

Fri, May 1 - Sat, May 9

2:09 pm - 11:45 am

PIT

LIS

16h 36m

2 stops

11:25 am - 1:11 pm

LIS

PIT

30h 46m

2 stops

$676United Airlines

Thu, Apr 23 - Fri, May 1

10:55 am - 9:05 am

PIT

LIS

17h 10m

1 stop

11:05 am - 11:08 pm

LIS

PIT

17h 03m

1 stop

$683British Airways

Thu, Apr 23 - Wed, May 6

2:09 pm - 11:45 am

PIT

LIS

16h 36m

2 stops

12:20 pm - 11:23 pm

LIS

PIT

16h 03m

1 stop

$696United Airlines

Thu, Apr 23 - Fri, May 1

KLM flights from Pittsburgh to Lisbon

Our best KLM deals on Pittsburgh to Lisbon flight tickets

KLM

Apr 13

PIT7:13 amPittsburgh

19h 47m

1 stop

LIS8:00 amLisbon Humberto Delgado

Apr 21

LIS5:00 amLisbon Humberto Delgado

17h 00m

2 stops

PIT5:00 pmPittsburgh

$715

KLM

Mar 23

PIT5:08 pmPittsburgh

11h 52m

1 stop

LIS9:00 amLisbon Humberto Delgado

Apr 2

LIS10:00 amLisbon Humberto Delgado

11h 40m

1 stop

PIT4:40 pmPittsburgh

$726

KLM

Mar 27

PIT5:45 pmPittsburgh

10h 15m

1 stop

LIS8:00 amLisbon Humberto Delgado

Apr 5

LIS12:45 pmLisbon Humberto Delgado

33h 12m

1 stop

PIT4:57 pmPittsburgh

$1,405

SWISS flights from Pittsburgh to Lisbon

Our best SWISS deals on Pittsburgh to Lisbon flight tickets

SWISS

Apr 30

PIT10:55 amPittsburgh

22h 50m

2 stops

LIS2:45 pmLisbon Humberto Delgado

May 7

LIS1:00 pmLisbon Humberto Delgado

27h 33m

1 stop

PIT11:33 amPittsburgh

$709

SWISS

Apr 30

PIT10:55 amPittsburgh

31h 30m

2 stops

LIS11:25 pmLisbon Humberto Delgado

May 7

LIS5:55 amLisbon Humberto Delgado

39h 56m

2 stops

PIT4:51 pmPittsburgh

$759

SWISS

Mar 23

PIT2:05 pmPittsburgh

20h 30m

2 stops

LIS2:35 pmLisbon Humberto Delgado

Mar 29

LIS12:05 pmLisbon Humberto Delgado

33h 45m

2 stops

PIT4:50 pmPittsburgh

$1,023

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PittsburghLisbon

PIT - LIS

PITLIS

Pittsburgh

Fri 4/24

7:45 pm-11:10 pm

2 stops22h 25m

Lisbon Humberto Delgado

Mon 5/4

7:10 am-7:50 pm

1 stop17h 40m

$628

Quickest round-trip

PittsburghLisbon

PIT - LIS

PITLIS

Pittsburgh

Thu 4/23

10:55 am-9:05 am

1 stop17h 10m

Lisbon Humberto Delgado

Wed 5/6

6:35 am-5:04 pm

2 stops15h 29m

$669

PittsburghLisbon

PIT - LIS

PITLIS

Pittsburgh

Thu 4/23

7:57 pm-11:05 pm

2 stops22h 08m

Lisbon Humberto Delgado

Wed 5/6

6:35 am-9:00 pm

2 stops19h 25m

$671

PittsburghLisbon

PIT - LIS

PITLIS

Pittsburgh

Thu 4/23

10:55 am-9:05 am

1 stop17h 10m

Lisbon Humberto Delgado

Wed 5/6

11:05 am-11:08 pm

1 stop17h 03m

$672

PittsburghLisbon

PIT - LIS

PITLIS

Pittsburgh

Thu 4/23

9:22 am-7:45 am

2 stops17h 23m

Lisbon Humberto Delgado

Wed 5/6

8:45 pm-7:24 pm

2 stops27h 39m

$673

PittsburghLisbon

PIT - LIS

PITLIS

Pittsburgh

Thu 4/23

9:22 am-11:05 pm

2 stops32h 43m

Lisbon Humberto Delgado

Wed 5/6

11:05 am-11:08 pm

1 stop17h 03m

$674

PittsburghLisbon

PIT - LIS

PITLIS

Pittsburgh

Fri 5/1

3:55 pm-2:35 pm

2 stops17h 40m

Lisbon Humberto Delgado

Sat 5/9

11:55 am-12:45 am

2 stops17h 50m

$675

PittsburghLisbon

PIT - LIS

PITLIS

Pittsburgh

Thu 4/23

2:09 pm-11:45 am

2 stops16h 36m

Lisbon Humberto Delgado

Fri 5/1

11:25 am-1:11 pm

2 stops30h 46m

$676

PittsburghLisbon

PIT - LIS

PITLIS

Pittsburgh

Thu 4/23

10:55 am-9:05 am

1 stop17h 10m

Lisbon Humberto Delgado

Wed 5/6

11:05 am-11:08 pm

1 stop17h 03m

$683

PittsburghLisbon

PIT - LIS

PITLIS

Pittsburgh

Thu 4/23

2:09 pm-11:45 am

2 stops16h 36m

Lisbon Humberto Delgado

Fri 5/1

12:20 pm-11:23 pm

1 stop16h 03m

$696

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Pittsburgh to Lisbon

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

Prices

Airlines

Layovers

What is the cheapest month to fly to Lisbon?

In general, January is the cheapest month to fly from Pittsburgh to Lisbon. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $556. If you are unable to visit Lisbon during the month of January, then departing from Pittsburgh during the month November is also very affordable. Most momondo users find prices during this month for around $634.

How far in advance should I book a flight to Lisbon?

You are more likely to see cheaper flights to Lisbon from Pittsburgh when booking weeks ahead of your departure date. In general, you can expect to find flights to Lisbon for around $885 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Lisbon from Pittsburgh for as low as $675 on momondo.

Can stopping save me money on Pittsburgh to Lisbon flights?

You could potentially save up to 32% on your flight if you consider stops on a Pittsburgh to Lisbon flight.

When to book flights from Pittsburgh to Lisbon

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

Estimated round-trip price

Cheap Pittsburgh to Lisbon (PIT to LIS) flight deals and tips

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

Fastest flight time	9h 12m
Direct flights	None

The fastest flight from Pittsburgh to Lisbon takes 9h 12m

There are no direct flights from Pittsburgh to Lisbon. There are no popular flight routes from Pittsburgh to Lisbon.

Search flight deals

How far is Pittsburgh to Lisbon Humberto Delgado by plane?
Lisbon Humberto Delgado is 3666.3 mi away from Pittsburgh. By plane, this route typically takes 9h 12m.
When did momondo last update prices for flights from Pittsburgh Airport to Lisbon Humberto Delgado Airport?
Prices for flights from Pittsburgh Airport to Lisbon Humberto Delgado Airport refresh daily.
How many operators does momondo search for flights from Pittsburgh Airport to Lisbon Humberto Delgado Airport?
There are 7 operators available for flights from Pittsburgh Airport to Lisbon Humberto Delgado Airport as of March 2026.
How old do you have to be to fly from Pittsburgh Airport to Lisbon Humberto Delgado 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 Lisbon Humberto Delgado Airport.
What documentation or ID do you need to fly to Lisbon Humberto Delgado Airport?
The travel and health documents you'll need for your trip to Lisbon Humberto Delgado 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 Lisbon Humberto Delgado 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 Lisbon?
Based on momondo bookings for flights between Pittsburgh and Lisbon, the leading airline is United Airlines, making up 33% of the total bookings. Other popular airlines include British Airways with 25%, Delta with 15%, and American Airlines with 14%.

Best airlines flying from Pittsburgh to Lisbon

Compare and see reviews for airlines that fly from Pittsburgh to Lisbon with momondo

Airline	Rating	Free Cancellation	Price
KLM	PriceFrom $505	Free Cancellation	Rating 7.8 1,477 reviews	Search KLM flights
United Airlines	PriceFrom $507	Free Cancellation	Rating 7.4 9,458 reviews	Search United Airlines flights
British Airways	PriceFrom $541	Free Cancellation	Rating 6.7 7,808 reviews	Search British Airways flights
Delta	PriceFrom $575	Free Cancellation	Rating 7.9 8,315 reviews	Search Delta flights
TAP AIR PORTUGAL	PriceFrom $699	Free Cancellation	Rating 7.1 2,172 reviews	Search TAP AIR PORTUGAL flights
American Airlines	PriceFrom $854	Free Cancellation	Rating 7.1 11,487 reviews	Search American Airlines flights

Sintra

Fátima

Ericeira

Nazaré

Setúbal

Peniche

Estoril

Evora

Oeiras

Sesimbra

Leiria

Figueira da Foz

Tomar

Zambujeira do Mar

Óbidos

Batalha

Sines

Torres Vedras

Comporta

Almada

Why use momondo?

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

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 Lisbon for you.

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

Yes. momondo enables you to select and highlight flights to Lisbon from Pittsburgh with this policy.

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

momondo helps you find the best flight between Pittsburgh and Lisbon 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 Lisbon right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Pittsburgh to Lisbon 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.

An easier way to manage your Lisbon trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Tue 4/21

Tue 4/28

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Portugal

Nearby airports

Airlines

Cabin classes

Other Portugal destinations

Other flights from Pittsburgh

Complete your trip

Feeling lucky

Airports servicing Portugal

Cheap flights from Pittsburgh to Lisbon from $408

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 Lisbon departing on 7/22. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Pittsburgh to Lisbon

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

KLM flights from Pittsburgh to Lisbon

Our best KLM deals on Pittsburgh to Lisbon flight tickets

SWISS flights from Pittsburgh to Lisbon

Our best SWISS deals on Pittsburgh to Lisbon flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Pittsburgh to Lisbon that are best for you.

See travel insights to Lisbon from

How to get the cheapest flight ticket from Pittsburgh to Lisbon

What is the cheapest month to fly to Lisbon?

How far in advance should I book a flight to Lisbon?

Can stopping save me money on Pittsburgh to Lisbon flights?

What is the cheapest airline that flies from Pittsburgh to Lisbon Humberto Delgado?

What airlines fly to Lisbon?

Which airport is the most popular layover for flights between Pittsburgh and Lisbon?

Which layover airport offers the lowest fares from Pittsburgh to Lisbon?

Which layover airport has the shortest travel time from Pittsburgh to Lisbon?

Which layover airport has the shortest connection time from Pittsburgh to Lisbon?

When to book flights from Pittsburgh to Lisbon

Cheap Pittsburgh to Lisbon (PIT to LIS) flight deals and tips

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

Fastest flight time

Direct flights

Best airlines flying from Pittsburgh to Lisbon

Compare and see reviews for airlines that fly from Pittsburgh to Lisbon with momondo

Traveling to a place near Lisbon?

Why use momondo?

An easier way to manage your Lisbon trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Portugal

Airports servicing Portugal

Fly your favorite airline to Lisbon

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Lisbon

List of cabin classes available on flights landing in Lisbon. Availability may vary depending on flight origin and airline.

Popular cities in Portugal

Popular flights according to clicks in the last 7 days on momondo

Fly to other destinations from Pittsburgh

According to popular flight searches on momondo this year

Complete your trip to Lisbon

Explore popular destinations other users love

According to popular flight searches on momondo this year