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$381+ Cheap flights from Guarulhos Intl, Brazil (GRU) 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 12/2. Fares are subject to change and may not be available on all flights or dates of travel.
GRU — OPO
oct. 16 — oct. 231
jue. 10/16
jue. 10/23
1 adult, Economy
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Cheapflights Tip: The best prices from Sao Paulo Guarulhos Intl to Porto are usually found in November or February, booked 24 days in advance, depart on a Wednesday or Tuesday and return on a Saturday

Cheap flight deals from Guarulhos Intl to Porto

Discover tips and strategies to find the most affordable flight options for your journey from Guarulhos Intl (GRU) 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 septiembre 16, 2025.

Round-trip from

$691
(Air Europa)

One-way from

$381
(British Airways)

Popular in

July

Cheapest in

November

Average price

$981

Good round-trip deal

$2,344 or less
From Sao Paulo Guarulhos Intl to Porto
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One-way flight from Sao Paulo Guarulhos Intl to Porto
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Highest demand for flights based on searches. 10% potential increase in price ($102 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($17 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Sao Paulo Guarulhos Intl to Porto.
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Find flight deals from Guarulhos Intl to Porto

Cheapest flights from Guarulhos Intl to Porto
Explore the most affordable flight options available from Guarulhos Intl to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 16, 2025.

This TAP AIR PORTUGAL deal was found by Cheapflights users on 9/16. 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 TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/61:35 amGRU - OPO
1 stop14h 25mTAP AIR PORTUGAL
mié. 11/196:00 pmOPO - GRU
1 stop15h 50mTAP AIR PORTUGAL
Deal found 9/16$699
This TAP AIR PORTUGAL deal was found by Cheapflights users on 9/15. 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 TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/101:35 amGRU - OPO
1 stop13h 40mTAP AIR PORTUGAL
mar. 11/1810:05 amOPO - GRU
1 stop12h 50mTAP AIR PORTUGAL
Deal found 9/15$700
This TAP AIR PORTUGAL deal was found by Cheapflights users on 9/13. 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 TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/101:35 amGRU - OPO
1 stop12h 25mTAP AIR PORTUGAL
vie. 11/219:00 amOPO - GRU
1 stop13h 55mTAP AIR PORTUGAL
Deal found 9/13$701
This TAP AIR PORTUGAL deal was found by Cheapflights users on 9/15. 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 TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/61:35 amGRU - OPO
1 stop14h 25mTAP AIR PORTUGAL
jue. 11/279:00 amOPO - GRU
1 stop13h 55mTAP AIR PORTUGAL
Deal found 9/15$702
This Air Europa deal was found by Cheapflights users on 9/15. 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 Air Europa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/43:05 pmGRU - OPO
1 stop12h 45mAir Europa
lun. 11/2411:35 amOPO - GRU
2 stops30h 00mAir Europa
Deal found 9/15$703
This TAP AIR PORTUGAL deal was found by Cheapflights users on 9/15. 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 TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/611:15 pmGRU - OPO
1 stop14h 45mTAP AIR PORTUGAL
dom. 11/99:55 amOPO - GRU
1 stop13h 00mTAP AIR PORTUGAL
Deal found 9/15$704
This GOL deal was found by Cheapflights users on 9/15. 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 GOL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/112:50 pmGRU - OPO
1 stop16h 40mGOL
sáb. 11/224:10 pmOPO - GRU
1 stop29h 50mGOL
Deal found 9/15$705
This GOL deal was found by Cheapflights users on 9/15. 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 GOL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 11/232:40 pmGRU - OPO
1 stop16h 50mGOL
lun. 12/16:30 amOPO - GRU
1 stop26h 05mGOL
Deal found 9/15$706
This GOL deal was found by Cheapflights users on 9/15. 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 GOL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 11/218:59 pmGRU - OPO
1 stop22h 21mGOL
mar. 12/24:10 pmOPO - GRU
1 stop29h 50mGOL
Deal found 9/15$707
This Air Europa deal was found by Cheapflights users on 9/16. 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 Air Europa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/193:05 pmGRU - OPO
1 stop12h 45mAir Europa
mié. 11/268:10 pmOPO - GRU
1 stop13h 20mAir Europa
Deal found 9/16$708
This Air Europa deal was found by Cheapflights users on 9/16. 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 Air Europa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 11/73:05 pmGRU - OPO
1 stop21h 10mAir Europa
dom. 11/238:10 pmOPO - GRU
2 stops45h 25mAir Europa
Deal found 9/16$710
This Air Europa deal was found by Cheapflights users on 9/16. 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 Air Europa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/183:05 pmGRU - OPO
1 stop12h 45mAir Europa
mié. 11/2611:35 amOPO - GRU
1 stop21h 55mAir Europa
Deal found 9/16$711

Cheapflights Fare Finder

 
Customize your flight search to find flights from Guarulhos Intl 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 septiembre 16, 2025.
Use the filters below to find and compare flights from Sao Paulo Guarulhos Intl Airport to Porto that are best for you.

Fly from

Guarulhos Intl

Fly to

Porto

Route

Depart

Return

Price

Sao PauloPorto

GRU - OPO

GRUOPO

Sao Paulo Guarulhos Intl

mar. 3/10

9:35 pm-10:25 am

2 stops57h 50m

Porto

mar. 3/24

6:05 am-7:00 pm

1 stop15h 55m

$721

Sao PauloPorto

GRU - OPO

GRUOPO

Sao Paulo Guarulhos Intl

mar. 3/10

9:35 pm-10:25 am

2 stops57h 50m

Porto

mié. 3/25

6:00 am-7:00 pm

1 stop16h 00m

$724

Sao PauloPorto

GRU - OPO

GRUOPO

Sao Paulo Guarulhos Intl

vie. 11/14

8:59 pm-10:30 am

1 stop34h 31m

Porto

vie. 11/28

4:10 pm-7:00 pm

1 stop29h 50m

$725

Sao PauloPorto

GRU - OPO

GRUOPO

Sao Paulo Guarulhos Intl

jue. 10/23

1:50 pm-6:50 am

1 stop13h 00m

Porto

dom. 11/9

11:35 am-8:00 am

2 stops23h 25m

$744

Sao PauloPorto

GRU - OPO

GRUOPO

Sao Paulo Guarulhos Intl

sáb. 11/8

1:35 am-6:55 pm

1 stop14h 20m

Porto

mar. 11/25

8:00 pm-6:50 am

1 stop13h 50m

$755

Sao PauloPorto

GRU - OPO

GRUOPO

Sao Paulo Guarulhos Intl

lun. 11/17

8:59 pm-10:30 am

1 stop34h 31m

Porto

mar. 12/9

11:10 am-9:55 pm

2 stops37h 45m

$756

Sao PauloPorto

GRU - OPO

GRUOPO

Sao Paulo Guarulhos Intl

lun. 11/17

12:05 am-1:15 pm

Nonstop10h 10m

Porto

vie. 11/28

10:00 am-7:55 pm

1 stop12h 55m

$769

Sao PauloPorto

GRU - OPO

GRUOPO

Sao Paulo Guarulhos Intl

jue. 10/30

11:50 pm-1:00 pm

Nonstop10h 10m

Porto

vie. 11/14

9:00 am-7:55 pm

1 stop13h 55m

$769

Sao PauloPorto

GRU - OPO

GRUOPO

Sao Paulo Guarulhos Intl

sáb. 11/8

9:50 am-3:25 pm

2 stops26h 35m

Porto

jue. 1/29

11:20 am-9:55 pm

2 stops37h 35m

$796

Sao PauloPorto

GRU - OPO

GRUOPO

Sao Paulo Guarulhos Intl

dom. 11/23

1:35 am-5:00 pm

1 stop12h 25m

Porto

lun. 12/1

2:00 pm-11:55 pm

1 stop12h 55m

$797

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 20 results
1
2

Best time to book a flight from Guarulhos Intl to Porto

Have a flexible travel schedule? Discover the best time to fly to Porto from Guarulhos Intl 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 Sao Paulo Guarulhos Intl Airport to Porto

How far ahead should I book a flight from Sao Paulo Guarulhos Intl Airport to Porto?

Use this chart to determine the optimal time to book a round-trip flight from Guarulhos Intl to Porto. Price data was last updated on September 12, 2025.

The best time to book flights from Sao Paulo Guarulhos Intl Airport to Porto is 24 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 Sao Paulo Guarulhos Intl Airport to Porto?

Currently, January is the cheapest month in which you can book a flight from Sao Paulo Guarulhos Intl Airport to Porto (average of $523). Flying from Sao Paulo Guarulhos Intl Airport to Porto in June is currently the most expensive (average of $1,027). 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.

What is the cheapest time of day to fly from GRU to OPO?

Find hourly flight availability from Guarulhos Intl to Porto. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated septiembre 16, 2025.

It’s optimal to fly from Sao Paulo Guarulhos Intl Airport to Porto in the afternoon. By choosing this option you can save up to 15% on the cost of your flight, compared to a flight in the morning.

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 septiembre 16, 2025.
See what other customers who have flown with TAP AIR PORTUGAL, Air Europa, and Iberia from Sao Paulo Guarulhos Intl Airport to Porto have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
TAP AIR PORTUGAL
7.1
Good
1,975 reviews

Entertainment

6.3

Boarding

7.0

Comfort

7.1

Crew

7.8

Overall

7.1

Food

6.2

Reviews

1 / 20
2.0
Mediocre

Claudia,Jul 2025

EWR - LIS

Never made the trip. Had to cancel due to multiple delays
TAP AIR PORTUGAL
7.1
Good
1,975 reviews
TAP AIR PORTUGAL
7.1
Good
1,975 reviews

Entertainment

6.3

Boarding

7.0

Comfort

7.1

Crew

7.8

Overall

7.1

Food

6.2

Reviews

1 / 20
2.0
Mediocre

Claudia,Jul 2025

EWR - LIS

Never made the trip. Had to cancel due to multiple delays
Air Europa
7.0
Good
556 reviews
TAP AIR PORTUGAL
7.1
Good
1,975 reviews

Entertainment

6.3

Boarding

7.0

Comfort

7.1

Crew

7.8

Overall

7.1

Food

6.2

Reviews

1 / 20
2.0
Mediocre

Claudia,Jul 2025

EWR - LIS

Never made the trip. Had to cancel due to multiple delays
Iberia
7.0
Good
2,924 reviews
TAP AIR PORTUGAL
7.1
Good
1,975 reviews

Entertainment

6.3

Boarding

7.0

Comfort

7.1

Crew

7.8

Overall

7.1

Food

6.2

Reviews

1 / 20
2.0
Mediocre

Claudia,Jul 2025

EWR - LIS

Never made the trip. Had to cancel due to multiple delays

Related info for your journey

Find useful and relevant information for your journey from Guarulhos Intl to Porto. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Porto from Sao Paulo Guarulhos Intl?

    For a flight from Sao Paulo Guarulhos Intl to Porto, you will be flying into Porto. Porto (OPO) is just 6.8 mi from the center of the city. Porto is the only Porto airport and it handles 0 inbound flights from Sao Paulo Guarulhos Intl per day. 3 airlines have flights to Porto from Sao Paulo Guarulhos Intl on a regular basis.

  • How long is the flight from Sao Paulo Guarulhos Intl Airport to Porto?

    A quick flight from Sao Paulo Guarulhos Intl Airport to Porto can take about 10h 10m. GOL provides one of the quickest options available for as low as $763. The distance between Sao Paulo Guarulhos Intl Airport and Porto is about 5079 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Sao Paulo Guarulhos Intl Airport to Porto round-trip?

    Currently priced at $631, Air Europa will fly you from Sao Paulo Guarulhos Intl Airport to Porto and back. In addition to Air Europa, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from TAP AIR PORTUGAL and Iberia - these airlines can fly you to your destination from $662 and $672, respectively. Air Europa is priced at 26% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest flights from Sao Paulo Guarulhos Intl Airport to Porto?

    Looking at all options, your cheapest flight can be booked for $2,342. While the most popular route (Sao Paulo Guarulhos Intl - Porto) can be booked for $749 on average, our data indicates $2,344 when flying from Sao Paulo Guarulhos Intl Airport to Porto.

  • Can I find deals for flights from Guarulhos Intl to Porto that include hotel bookings?

    Yes. In addition to deals on Guarulhos Intl to Porto flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Guarulhos Intl to Porto?

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

  • Can I find deals for business class flights from Guarulhos Intl to Porto?

    Yes. Cheapflights offers flight deals from Guarulhos Intl 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 Sao Paulo Guarulhos Intl Airport to Porto?

    Currently, January is the cheapest month in which you can book a flight from Sao Paulo Guarulhos Intl Airport to Porto (average of $523). Flying from Sao Paulo Guarulhos Intl Airport to Porto in June is currently the most expensive (average of $1,027). 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
Aveiro
Arcos de Valdevez
Coimbra

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Alternative routes for Guarulhos Intl to Porto

See prices for flight routes from nearby airports that may be better suited for you.
Guarulhos Intl to Lisbon flights

Top 3 airlines flying from Guarulhos Intl to Porto

Discover the top 3 airlines that operate flights from Guarulhos Intl 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 septiembre 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air EuropaCheapest$631Average$808FlexibilityNo cancel feeOn-time83%
TAP AIR PORTUGALCheapest$662Average$910FlexibilityNo cancel feeOn-timeN/A
IberiaCheapest$672Average$756FlexibilityNo cancel feeOn-time77%

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