HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Porto

$448+ 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 7/21. Fares are subject to change and may not be available on all flights or dates of travel.
GRU — OPO
jul. 8 — jul. 151
mar. 7/8
mar. 7/15
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Guarulhos Intl to Porto with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 julio 3, 2025.

Round-trip from

$760
(GOL)

One-way from

$448
(Air Europa)

Popular in

July

Cheapest in

November

Average price

$1,045

Good round-trip deal

$587 or less

Good one-way deal

$494 or less
From Sao Paulo Guarulhos Intl to Porto
Search Deals
One-way flight from Sao Paulo Guarulhos Intl to Porto
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($102 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($17 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
Search Deals
Price to beat on a round-trip flight from Sao Paulo Guarulhos Intl to Porto.
Search Deals
Price to beat on a one-way flight from Sao Paulo Guarulhos Intl to Porto.
Search Deals

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 julio 3, 2025.

This GOL deal was found by Cheapflights users on 7/2. 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.
jue. 7/319:45 pmGRU - OPO
1 stop20h 30mGOL
mié. 9/108:10 pmOPO - GRU
1 stop27h 40mGOL
Deal found 7/2$760
This SWISS deal was found by Cheapflights users on 7/1. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 8/66:30 pmGRU - OPO
1 stop20h 00mSWISS
mar. 11/47:25 pmOPO - GRU
1 stop38h 05mSWISS
Deal found 7/1$762
This Air Europa deal was found by Cheapflights users on 7/1. 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. 10/81:50 pmGRU - OPO
1 stop13h 00mAir Europa
sáb. 11/18:10 pmOPO - GRU
2 stops38h 55mAir Europa
Deal found 7/1$763
This Iberia deal was found by Cheapflights users on 7/3. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/147:15 pmGRU - OPO
1 stop12h 25mIberia
mar. 10/218:35 pmOPO - GRU
1 stop13h 20mIberia
Deal found 7/3$764
This Lufthansa deal was found by Cheapflights users on 7/3. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/510:30 pmGRU - OPO
2 stops20h 55mMultiple Airlines
lun. 3/26:00 amOPO - GRU
2 stops26h 45mMultiple Airlines
Deal found 7/3$766
This TAP AIR PORTUGAL deal was found by Cheapflights users on 7/2. 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.
vie. 7/252:25 amGRU - OPO
1 stop12h 35mTAP AIR PORTUGAL
sáb. 9/611:00 amOPO - GRU
1 stop16h 15mTAP AIR PORTUGAL
Deal found 7/2$777
This Gotogate deal was found by Cheapflights users on 7/3. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 8/1612:30 amGRU - OPO
1 stop13h 30mRoyal Air Maroc
dom. 8/247:00 pmOPO - GRU
1 stop31h 30mRoyal Air Maroc
Deal found 7/3$787
This Lufthansa deal was found by Cheapflights users on 7/3. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/2610:25 pmGRU - OPO
1 stop22h 20mLufthansa
mié. 2/1812:00 pmOPO - GRU
2 stops20h 50mLufthansa
Deal found 7/3$792
This Ethiopian Air deal was found by Cheapflights users on 7/2. 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 Ethiopian Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 8/51:45 amGRU - OPO
2 stops25h 30mEthiopian Air
lun. 8/257:55 pmOPO - GRU
2 stops24h 25mEthiopian Air
Deal found 7/2$801

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 julio 3, 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

jue. 7/31

9:45 pm-10:15 pm

1 stop20h 30m

Porto

mié. 9/10

8:10 pm-7:50 pm

1 stop27h 40m

$760

Sao PauloPorto

GRU - OPO

GRUOPO

Sao Paulo Guarulhos Intl

mié. 8/6

6:30 pm-6:30 pm

1 stop20h 00m

Porto

mar. 11/4

7:25 pm-6:30 am

1 stop38h 05m

$762

Sao PauloPorto

GRU - OPO

GRUOPO

Sao Paulo Guarulhos Intl

mié. 10/8

1:50 pm-6:50 am

1 stop13h 00m

Porto

sáb. 11/1

8:10 pm-8:05 am

2 stops38h 55m

$763

Sao PauloPorto

GRU - OPO

GRUOPO

Sao Paulo Guarulhos Intl

mar. 10/14

7:15 pm-11:40 am

1 stop12h 25m

Porto

mar. 10/21

8:35 pm-5:55 am

1 stop13h 20m

$764

Sao PauloPorto

GRU - OPO

GRUOPO

Sao Paulo Guarulhos Intl

vie. 12/5

10:30 pm-10:25 pm

2 stops20h 55m

Porto

lun. 3/2

6:00 am-5:45 am

2 stops26h 45m

$766

Sao PauloPorto

GRU - OPO

GRUOPO

Sao Paulo Guarulhos Intl

vie. 7/25

2:25 am-7:00 pm

1 stop12h 35m

Porto

sáb. 9/6

11:00 am-11:15 pm

1 stop16h 15m

$777

Sao PauloPorto

GRU - OPO

GRUOPO

Sao Paulo Guarulhos Intl

sáb. 8/16

12:30 am-6:00 pm

1 stop13h 30m

Porto

dom. 8/24

7:00 pm-10:30 pm

1 stop31h 30m

$787

Sao PauloPorto

GRU - OPO

GRUOPO

Sao Paulo Guarulhos Intl

mié. 11/26

10:25 pm-11:45 pm

1 stop22h 20m

Porto

mié. 2/18

12:00 pm-5:50 am

2 stops20h 50m

$792

Sao PauloPorto

GRU - OPO

GRUOPO

Sao Paulo Guarulhos Intl

mar. 8/5

1:45 am-7:15 am

2 stops25h 30m

Porto

lun. 8/25

7:55 pm-4:20 pm

2 stops24h 25m

$801

Sao PauloPorto

GRU - OPO

GRUOPO

Sao Paulo Guarulhos Intl

lun. 7/21

1:50 pm-10:50 am

1 stop17h 00m

$448

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/3

Showing 1-10 of 14 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 June 27, 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 $1,033). 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 julio 3, 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 julio 3, 2025.
See what other customers who have flown with SWISS, United Airlines, and GOL 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.
SWISS
7.5
Good
1,654 reviews

Comfort

7.4

Food

7.1

Overall

7.5

Crew

8.2

Entertainment

6.8

Boarding

7.6

Reviews

1 / 20
2.0
Mediocre

Jeff,Feb 2025

BER - ZRH

Ground and flight crew are lazy. No food. Late. Ryanair is better.
SWISS
7.5
Good
1,654 reviews
SWISS
7.5
Good
1,654 reviews

Comfort

7.4

Food

7.1

Overall

7.5

Crew

8.2

Entertainment

6.8

Boarding

7.6

Reviews

1 / 20
2.0
Mediocre

Jeff,Feb 2025

BER - ZRH

Ground and flight crew are lazy. No food. Late. Ryanair is better.
United Airlines
7.4
Good
8,861 reviews
SWISS
7.5
Good
1,654 reviews

Comfort

7.4

Food

7.1

Overall

7.5

Crew

8.2

Entertainment

6.8

Boarding

7.6

Reviews

1 / 20
2.0
Mediocre

Jeff,Feb 2025

BER - ZRH

Ground and flight crew are lazy. No food. Late. Ryanair is better.
GOL
7.3
Good
1,086 reviews
SWISS
7.5
Good
1,654 reviews

Comfort

7.4

Food

7.1

Overall

7.5

Crew

8.2

Entertainment

6.8

Boarding

7.6

Reviews

1 / 20
2.0
Mediocre

Jeff,Feb 2025

BER - ZRH

Ground and flight crew are lazy. No food. Late. Ryanair is better.
Ethiopian Air
7.2
Good
790 reviews
SWISS
7.5
Good
1,654 reviews

Comfort

7.4

Food

7.1

Overall

7.5

Crew

8.2

Entertainment

6.8

Boarding

7.6

Reviews

1 / 20
2.0
Mediocre

Jeff,Feb 2025

BER - ZRH

Ground and flight crew are lazy. No food. Late. Ryanair is better.
TAP AIR PORTUGAL
7.1
Good
1,908 reviews
SWISS
7.5
Good
1,654 reviews

Comfort

7.4

Food

7.1

Overall

7.5

Crew

8.2

Entertainment

6.8

Boarding

7.6

Reviews

1 / 20
2.0
Mediocre

Jeff,Feb 2025

BER - ZRH

Ground and flight crew are lazy. No food. Late. Ryanair is better.

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.

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

    Currently priced at $760, GOL will fly you from Sao Paulo Guarulhos Intl Airport to Porto and back. In addition to GOL, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from SWISS and Air Europa - these airlines can fly you to your destination from $762 and $763, respectively. GOL is priced at 12% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Sao Paulo Guarulhos Intl Airport to Porto one-way?

    The cheapest airline one-way is Air Europa, with whom users have recently found tickets for as low as $448. However, be on the lookout for offers from TAP AIR PORTUGAL and United Airlines, as they are both options that can get you from Sao Paulo Guarulhos Intl Airport to Porto for a low price.

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

    Looking at all options, your cheapest flight can be booked for $429. While the most popular route (Sao Paulo Guarulhos Intl - Porto) can be booked for $680 on average our data indicates $669 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 $1,033). 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 Sao Paulo Guarulhos Intl Airport?

Book flights to Sao Paulo Guarulhos Intl Airport if you plan to visit one of these locations
Aveiro
Coimbra
Matosinhos

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 julio 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air EuropaCheapest$659Average$808FlexibilityNo cancel feeOn-time83%
IberiaCheapest$672Average$731FlexibilityNo cancel feeOn-time77%
TAP AIR PORTUGALCheapest$688Average$896FlexibilityNo cancel feeOn-timeN/A

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.