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$426+ Cheap flights from West Palm Beach (PBI) to Porto (OPO)

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 3/18. Fares are subject to change and may not be available on all flights or dates of travel.
PBI — OPO
Mar 13 — Mar 201
Fri 3/13
Fri 3/20
1 adult, Economy
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Cheap flight deals from West Palm Beach to Porto

Cheapest flights from West Palm Beach to Porto
Explore the most affordable flight options available from West Palm Beach to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 11, 2026.

This United Airlines deal was found by Cheapflights users on 2/9. 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.
Fri 2/274:31 pm
PBI
-
OPO
1 stop11h 59m
United Airlines
Fri 3/136:00 am
OPO
-
PBI
2 stops18h 29m
United Airlines
Deal found 2/9$552
This Delta deal was found by Cheapflights users on 2/10. 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.
Thu 2/1912:55 pm
PBI
-
OPO
2 stops16h 35m
Delta
Wed 3/45:00 am
OPO
-
PBI
2 stops17h 51m
Delta
Deal found 2/10$565
This United Airlines deal was found by Cheapflights users on 2/8. 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.
Thu 2/199:10 am
PBI
-
OPO
2 stops21h 30m
United Airlines
Mon 2/236:00 am
OPO
-
PBI
2 stops19h 29m
United Airlines
Deal found 2/8$573
This United Airlines deal was found by Cheapflights users on 2/9. 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 4/205:03 pm
PBI
-
OPO
3 stops35h 42m
United Airlines
Tue 4/286:00 am
OPO
-
PBI
2 stops18h 08m
United Airlines
Deal found 2/9$574
This Delta deal was found by Cheapflights users on 2/10. 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.
Mon 3/2312:18 pm
PBI
-
OPO
2 stops18h 12m
Delta
Wed 4/85:00 am
OPO
-
PBI
2 stops17h 52m
Delta
Deal found 2/10$589
This United Airlines deal was found by Cheapflights users on 2/9. 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.
Wed 4/2212:08 pm
PBI
-
OPO
2 stops22h 32m
United Airlines
Mon 4/276:00 am
OPO
-
PBI
2 stops20h 24m
United Airlines
Deal found 2/9$646

Find flight deals from West Palm Beach to Porto

Discover tips and strategies to find the most affordable flight options for your journey from West Palm Beach (PBI) to Porto (OPO). 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 February 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$552
(United Airlines)

One-way from

$426
(Delta)
Provider with most accurate pricing for Palm Beach Intl-Porto flight deals.
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Provider most trusted by Cheapflights users for Palm Beach Intl-Porto flights.
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From Palm Beach Intl to Porto
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One-way flight from Palm Beach Intl to Porto
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Cheapflights Fare Finder

 
Customize your flight search to find flights from West Palm Beach 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, Cheapflights users made 2,558,603 searches. Data last updated February 11, 2026.
Use the filters below to find and compare flights from West Palm Beach to Porto that are best for you.

Fly from

West Palm Beach

Fly to

Porto

Route

Depart

Return

Price

West Palm BeachPorto

PBI - OPO

PBIOPO

Palm Beach Intl

Mon 4/20

5:03 pm-9:45 am

3 stops35h 42m

Porto

Tue 4/28

6:00 am-7:08 pm

2 stops18h 08m

$574

West Palm BeachPorto

PBI - OPO

PBIOPO

Palm Beach Intl

Mon 3/23

12:18 pm-10:30 am

2 stops18h 12m

Porto

Wed 4/8

5:00 am-5:52 pm

2 stops17h 52m

$589

West Palm BeachPorto

PBI - OPO

PBIOPO

Palm Beach Intl

Wed 4/22

12:08 pm-3:40 pm

2 stops22h 32m

Porto

Mon 4/27

6:00 am-9:24 pm

2 stops20h 24m

$646

West Palm BeachPorto

PBI - OPO

PBIOPO

Palm Beach Intl

Fri 2/27

4:10 pm-9:30 am

2 stops36h 20m

Porto

Fri 3/13

6:00 am-7:38 pm

2 stops17h 38m

$691

West Palm BeachPorto

PBI - OPO

PBIOPO

Palm Beach Intl

Sun 3/8

9:00 am-9:30 am

2 stops20h 30m

Porto

Sun 3/15

12:30 pm-3:01 pm

2 stops54h 31m

$735

West Palm BeachPorto

PBI - OPO

PBIOPO

Palm Beach Intl

Tue 4/28

4:52 pm-3:25 pm

2 stops17h 33m

Porto

Tue 5/5

5:00 am-7:43 pm

2 stops19h 43m

$819

West Palm BeachPorto

PBI - OPO

PBIOPO

Palm Beach Intl

Wed 3/18

12:18 pm-10:30 am

2 stops18h 12m

$426

West Palm BeachPorto

PBI - OPO

PBIOPO

Palm Beach Intl

Fri 3/27

12:40 pm-4:50 pm

2 stops24h 10m

$526

West Palm BeachPorto

PBI - OPO

PBIOPO

Palm Beach Intl

Wed 3/18

4:32 pm-9:30 am

1 stop12h 58m

$528

West Palm BeachPorto

PBI - OPO

PBIOPO

Palm Beach Intl

Mon 7/6

6:00 am-7:00 am

2 stops20h 00m

$614

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/9

Showing 1-10 of 13 results
1
2
  • Most accurate provider: When it comes to deals on West Palm Beach-Porto flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on West Palm Beach-Porto flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from West Palm Beach-Porto flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on West Palm Beach-Porto 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 West Palm Beach-Porto 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 West Palm Beach to Porto

Have a flexible travel schedule? Discover the best time to fly to Porto from West Palm Beach 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 West Palm Beach to Porto

What is the cheapest month to book a flight from West Palm Beach to Porto?

Currently, January is the cheapest month in which you can book a flight from West Palm Beach to Porto (average of $437). Flying from West Palm Beach to Porto in June is currently the most expensive (average of $635). 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.

Reviews of airlines servicing Porto

Get insights into the airlines that provide service to Porto. 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 Porto. Reviews last updated February 11, 2026.
Get a feel of what it's like to fly with United Airlines from West Palm Beach to Porto by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,269 reviews

Food

6.6

Boarding

7.7

Comfort

7.3

Overall

7.4

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,269 reviews
United Airlines
7.4
Good
9,269 reviews

Food

6.6

Boarding

7.7

Comfort

7.3

Overall

7.4

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Related info for your journey

Find useful and relevant information for your journey from West Palm Beach to Porto. 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 West Palm Beach to Porto?

    A quick flight from West Palm Beach to Porto can take about 11h 59m. United Airlines provides one of the quickest options available for as low as $553. West Palm Beach and Porto are separated by a distance of 4096 mi. This flight may include one or multiple stops.

  • What is the cheapest airline to fly from West Palm Beach to Porto round-trip?

    Currently priced at $562, United Airlines will fly you from West Palm Beach to Porto and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip.

  • Can I find deals for flights from West Palm Beach to Porto that include hotel bookings?

    Yes. In addition to deals on West Palm Beach to Porto flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from West Palm Beach to Porto?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from West Palm Beach to Porto.

  • Can I find deals for business class flights from West Palm Beach to Porto?

    Yes. Cheapflights offers flight deals from West Palm Beach to Porto 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 West Palm Beach to Porto?

    Currently, January is the cheapest month in which you can book a flight from West Palm Beach to Porto (average of $437). Flying from West Palm Beach to Porto in June is currently the most expensive (average of $635). 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 Porto?

Book flights to Porto if you plan to visit one of these locations
Vila Nova de Gaia
Aveiro
Arcos de Valdevez
Coimbra

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Top airline flying from West Palm Beach to Porto

Discover the top airline that operate flights from West Palm Beach to Porto. 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 February 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$562Average$1,047FlexibilityNo cancel feeOn-time69%

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