$441+ 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 6/17. Fares are subject to change and may not be available on all flights or dates of travel.
GRU — OPO
Jul 4 — Jul 111
Round-trip
1 adult, Economy
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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
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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 March or November, booked 89 days in advance, depart on a Tuesday or Monday and return on a Tuesday
Cheap flight deals from Guarulhos Intl to Porto
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Cheapest flights from Guarulhos Intl to PortoExplore 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 June 4, 2026.
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 June 4, 2026.
This Air Europa deal was found by Cheapflights users on 6/4. 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.
Fri 7/319:40 pm
GRU
- OPO
2 stops37h 35m
Air Europa
Sun 9/2011:35 am
OPO
- GRU
2 stops24h 30m
Air Europa
Deal found 6/4![Air Europa logo]()
$904
This British Airways deal was found by Cheapflights users on 6/4. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/302:00 pm
GRU
- OPO
1 stop22h 00m
Iberia
Wed 9/168:20 am
OPO
- GRU
1 stop13h 30m
Iberia
Deal found 6/4![Iberia logo]()
$905
This Air Europa deal was found by Cheapflights users on 6/4. 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.
Mon 11/93:05 pm
GRU
- OPO
1 stop12h 45m
Air Europa
Thu 12/37:35 am
OPO
- GRU
1 stop25h 55m
Air Europa
Deal found 6/4![Air Europa logo]()
$906
This British Airways deal was found by Cheapflights users on 6/4. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/84:25 pm
GRU
- OPO
1 stop21h 15m
British Airways
Tue 12/112:25 pm
OPO
- GRU
2 stops20h 35m
British Airways
Deal found 6/4![British Airways logo]()
$908
This Air Europa deal was found by Cheapflights users on 6/3. 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 Air Europa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/284:50 pm
GRU
- OPO
2 stops22h 30m
Air Europa
Mon 9/144:05 pm
OPO
- GRU
2 stops56h 00m
Air Europa
Deal found 6/3![Air Europa logo]()
$911
This British Airways deal was found by Cheapflights users on 6/2. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/312:00 pm
GRU
- OPO
1 stop26h 00m
Iberia
Mon 8/244:40 pm
OPO
- GRU
1 stop17h 15m
Iberia
Deal found 6/2![Iberia logo]()
$912
This Air Europa deal was found by Cheapflights users on 6/2. 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 Air Europa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/319:40 pm
GRU
- OPO
2 stops37h 35m
Air Europa
Fri 9/114:05 pm
OPO
- GRU
2 stops43h 00m
Air Europa
Deal found 6/2![Air Europa logo]()
$914
This British Airways deal was found by Cheapflights users on 6/2. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/182:10 pm
GRU
- OPO
1 stop13h 30m
Iberia
Sat 8/228:40 pm
OPO
- GRU
1 stop25h 10m
Iberia
Deal found 6/2![Iberia logo]()
$915
This British Airways deal was found by Cheapflights users on 6/2. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/217:20 pm
GRU
- OPO
1 stop20h 40m
Iberia
Tue 8/188:40 pm
OPO
- GRU
1 stop25h 10m
Iberia
Deal found 6/2![Iberia logo]()
$916
This Air Europa deal was found by Cheapflights users on 5/31. 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.
Fri 7/319:40 pm
GRU
- OPO
2 stops37h 35m
Air Europa
Mon 8/318:10 pm
OPO
- GRU
2 stops39h 55m
Air Europa
Deal found 5/31![Air Europa logo]()
$917
This British Airways deal was found by Cheapflights users on 6/1. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/37:20 pm
GRU
- OPO
1 stop16h 40m
Iberia
Mon 8/318:40 pm
OPO
- GRU
1 stop25h 10m
Iberia
Deal found 6/1![Iberia logo]()
$918
This Air Europa deal was found by Cheapflights users on 6/2. 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 Air Europa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/319:40 pm
GRU
- OPO
2 stops41h 40m
Air Europa
Mon 8/248:10 pm
OPO
- GRU
1 stop13h 15m
Air Europa
Deal found 6/2![Air Europa logo]()
$919
Best flights from Guarulhos Intl to PortoDiscover carefully curated flight deals from Guarulhos Intl to Porto that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 4, 2026.
Discover carefully curated flight deals from Guarulhos Intl to Porto that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 4, 2026.
This British Airways deal was found by Cheapflights users on 6/4. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/217:20 pm
GRU
- OPO
1 stop20h 40m
Iberia
Tue 8/188:40 pm
OPO
- GRU
1 stop25h 10m
Iberia
Deal found 6/4![Iberia logo]()
$915
This Lufthansa deal was found by Cheapflights users on 5/30. 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.
Fri 6/196:25 pm
GRU
- OPO
1 stop20h 05m
Multiple Airlines
Fri 6/264:35 pm
OPO
- GRU
2 stops19h 40m
Multiple Airlines
Deal found 5/30![Multiple Airlines logo]()
$999
This KLM deal was found by Cheapflights users on 6/2. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/219:45 pm
GRU
- OPO
2 stops20h 20m
KLM
Tue 8/1811:30 am
OPO
- GRU
2 stops22h 45m
KLM
Deal found 6/2![KLM logo]()
$1,056
This British Airways deal was found by Cheapflights users on 6/2. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/207:20 pm
GRU
- OPO
1 stop20h 40m
Iberia
Tue 8/188:40 pm
OPO
- GRU
1 stop25h 10m
Iberia
Deal found 6/2![Iberia logo]()
$981
This KLM deal was found by Cheapflights users on 6/2. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/219:45 pm
GRU
- OPO
2 stops20h 20m
Multiple Airlines
Tue 8/186:15 am
OPO
- GRU
1 stop15h 05m
Multiple Airlines
Deal found 6/2![Multiple Airlines logo]()
$1,016
This KLM deal was found by Cheapflights users on 6/3. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/18:59 pm
GRU
- OPO
1 stop22h 31m
KLM
Wed 12/95:00 am
OPO
- GRU
2 stops20h 05m
KLM
Deal found 6/3![KLM logo]()
$1,057
This Lufthansa deal was found by Cheapflights users on 6/4. 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.
Tue 7/142:15 pm
GRU
- OPO
2 stops21h 30m
Multiple Airlines
Thu 10/1512:15 pm
OPO
- GRU
1 stop21h 10m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$1,064
This KLM deal was found by Cheapflights users on 6/3. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/92:40 pm
GRU
- OPO
1 stop20h 45m
Multiple Airlines
Mon 8/178:00 pm
OPO
- GRU
2 stops25h 20m
Multiple Airlines
Deal found 6/3![Multiple Airlines logo]()
$1,086
This KLM deal was found by Cheapflights users on 5/31. 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 7/89:45 pm
GRU
- OPO
2 stops20h 15m
Multiple Airlines
Wed 8/125:55 am
OPO
- GRU
1 stop15h 25m
Multiple Airlines
Deal found 5/31![Multiple Airlines logo]()
$1,141
Last-minute flights from Guarulhos Intl to PortoDiscover last-minute flight deals from Guarulhos Intl to Porto. Data last updated June 4, 2026 and is based on user searches.
Discover last-minute flight deals from Guarulhos Intl to Porto. Data last updated June 4, 2026 and is based on user searches.
This Lufthansa deal was found by Cheapflights users on 5/31. 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.
Mon 6/88:50 pm
GRU
- OPO
1 stop22h 35m
Lufthansa
Mon 6/154:35 pm
OPO
- GRU
1 stop16h 15m
Lufthansa
Deal found 5/31![Lufthansa logo]()
$920
This KLM deal was found by Cheapflights users on 6/1. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/109:45 pm
GRU
- OPO
1 stop20h 30m
Multiple Airlines
Fri 9/45:55 am
OPO
- GRU
1 stop15h 25m
Multiple Airlines
Deal found 6/1![Multiple Airlines logo]()
$918
This British Airways deal was found by Cheapflights users on 6/4. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/302:00 pm
GRU
- OPO
1 stop22h 00m
Iberia
Wed 9/168:20 am
OPO
- GRU
1 stop13h 30m
Iberia
Deal found 6/4![Iberia logo]()
$905
This British Airways deal was found by Cheapflights users on 6/2. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/182:10 pm
GRU
- OPO
1 stop13h 30m
Iberia
Sat 8/228:40 pm
OPO
- GRU
1 stop25h 10m
Iberia
Deal found 6/2![Iberia logo]()
$915
This British Airways deal was found by Cheapflights users on 6/2. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/217:20 pm
GRU
- OPO
1 stop20h 40m
Iberia
Tue 8/188:40 pm
OPO
- GRU
1 stop25h 10m
Iberia
Deal found 6/2![Iberia logo]()
$916
This Air Europa deal was found by Cheapflights users on 6/3. 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 Air Europa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/284:50 pm
GRU
- OPO
2 stops22h 30m
Air Europa
Mon 9/144:05 pm
OPO
- GRU
2 stops56h 00m
Air Europa
Deal found 6/3![Air Europa logo]()
$911
This Air Europa deal was found by Cheapflights users on 6/4. 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.
Fri 7/319:40 pm
GRU
- OPO
2 stops37h 35m
Air Europa
Sun 9/2011:35 am
OPO
- GRU
2 stops24h 30m
Air Europa
Deal found 6/4![Air Europa logo]()
$904
This British Airways deal was found by Cheapflights users on 6/2. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/312:00 pm
GRU
- OPO
1 stop26h 00m
Iberia
Mon 8/244:40 pm
OPO
- GRU
1 stop17h 15m
Iberia
Deal found 6/2![Iberia logo]()
$912
This Air Europa deal was found by Cheapflights users on 6/2. 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 Air Europa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/319:40 pm
GRU
- OPO
2 stops37h 35m
Air Europa
Mon 9/78:10 pm
OPO
- GRU
2 stops51h 55m
Air Europa
Deal found 6/2![Air Europa logo]()
$914
This Air Europa deal was found by Cheapflights users on 5/31. 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.
Fri 7/319:40 pm
GRU
- OPO
2 stops37h 35m
Air Europa
Mon 8/318:10 pm
OPO
- GRU
2 stops39h 55m
Air Europa
Deal found 5/31![Air Europa logo]()
$917
This Air Europa deal was found by Cheapflights users on 6/2. 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 Air Europa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/319:40 pm
GRU
- OPO
2 stops41h 40m
Air Europa
Mon 8/248:10 pm
OPO
- GRU
1 stop13h 15m
Air Europa
Deal found 6/2![Air Europa logo]()
$919
One-way flights from Guarulhos Intl to PortoSearch for one-way flight options from Guarulhos Intl to Porto. Find affordable one-way fares based on user searches. Data last updated June 4, 2026.
Search for one-way flight options from Guarulhos Intl to Porto. Find affordable one-way fares based on user searches. Data last updated June 4, 2026.
This Travelocity deal was found by Cheapflights users on 6/2. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/1711:00 pm
GRU
- OPO
1 stop27h 50m
Multiple Airlines
Deal found 6/2![Multiple Airlines logo]()
$441
This FlightHub deal was found by Cheapflights users on 6/4. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/242:10 pm
GRU
- OPO
1 stop14h 40m
Azul
Deal found 6/4![Azul logo]()
$449
This CheapOair deal was found by Cheapflights users on 6/4. 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.
Sun 6/219:15 pm
GRU
- OPO
1 stop29h 35m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$450
This Air Europa deal was found by Cheapflights users on 6/2. 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 Air Europa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/131:50 pm
GRU
- OPO
1 stop21h 25m
Air Europa
Deal found 6/2![Air Europa logo]()
$462
This CheapOair deal was found by Cheapflights users on 5/31. 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 7/251:50 pm
GRU
- OPO
1 stop17h 00m
Air Europa
Deal found 5/31![Air Europa logo]()
$463
This Air Europa deal was found by Cheapflights users on 5/31. 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.
Sun 7/261:50 pm
GRU
- OPO
1 stop21h 25m
Air Europa
Deal found 5/31![Air Europa logo]()
$464
This Air Europa deal was found by Cheapflights users on 6/3. 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 Air Europa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/249:40 pm
GRU
- OPO
2 stops37h 35m
Air Europa
Deal found 6/3![Air Europa logo]()
$470
This FlightHub deal was found by Cheapflights users on 6/4. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/2511:20 pm
GRU
- OPO
2 stops40h 00m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$471
This Air Europa deal was found by Cheapflights users on 6/1. 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.
Fri 7/319:40 pm
GRU
- OPO
2 stops37h 35m
Air Europa
Deal found 6/1![Air Europa logo]()
$472
This Air Europa deal was found by Cheapflights users on 6/3. 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 Air Europa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/214:50 pm
GRU
- OPO
2 stops34h 00m
Air Europa
Deal found 6/3![Air Europa logo]()
$478
This FlightHub deal was found by Cheapflights users on 6/4. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/1112:30 am
GRU
- OPO
1 stop13h 30m
Royal Air Maroc
Deal found 6/4![Royal Air Maroc logo]()
$492
Find 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 June 4, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $904 (Air Europa) |
One-way from | $441 (Travelocity) |
Popular in | June |
Cheapest in | March |
Average price | $1,111 |
Good round-trip deal | $1,180 or less |
Good one-way deal | $613 or less |
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 June 4, 2026.
Use the filters below to find and compare flights from Sao Paulo Guarulhos Intl Airport to Porto that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Sao PauloPorto
GRU - OPO
GRUOPO
Sao Paulo Guarulhos Intl
Tue 7/21
7:20 pm-8:00 pm
1 stop20h 40m
Porto
Tue 8/18
8:40 pm-5:50 pm
1 stop25h 10m
$915
Sao PauloPorto
GRU - OPO
GRUOPO
Sao Paulo Guarulhos Intl
Mon 7/20
7:20 pm-8:00 pm
1 stop20h 40m
Porto
Tue 8/18
8:40 pm-5:50 pm
1 stop25h 10m
$981
Sao PauloPorto
GRU - OPO
GRUOPO
Sao Paulo Guarulhos Intl
Fri 6/19
6:25 pm-6:30 pm
1 stop20h 05m
Porto
Fri 6/26
4:35 pm-8:15 am
2 stops19h 40m
$999
Quickest round-trip
Sao PauloPorto
GRU - OPO
GRUOPO
Sao Paulo Guarulhos Intl
Tue 7/21
9:45 pm-10:05 pm
2 stops20h 20m
Porto
Tue 8/18
6:15 am-5:20 pm
1 stop15h 05m
$1,016
Sao PauloPorto
GRU - OPO
GRUOPO
Sao Paulo Guarulhos Intl
Tue 7/21
9:45 pm-10:05 pm
2 stops20h 20m
Porto
Tue 8/18
11:30 am-6:15 am
2 stops22h 45m
$1,056
Sao PauloPorto
GRU - OPO
GRUOPO
Sao Paulo Guarulhos Intl
Tue 12/1
8:59 pm-10:30 pm
1 stop22h 31m
Porto
Wed 12/9
5:00 am-10:05 pm
2 stops20h 05m
$1,057
Sao PauloPorto
GRU - OPO
GRUOPO
Sao Paulo Guarulhos Intl
Tue 7/14
2:15 pm-3:45 pm
2 stops21h 30m
Porto
Thu 10/15
12:15 pm-5:25 am
1 stop21h 10m
$1,064
Sao PauloPorto
GRU - OPO
GRUOPO
Sao Paulo Guarulhos Intl
Thu 7/9
2:40 pm-3:25 pm
1 stop20h 45m
Porto
Mon 8/17
8:00 pm-5:20 pm
2 stops25h 20m
$1,086
Sao PauloPorto
GRU - OPO
GRUOPO
Sao Paulo Guarulhos Intl
Wed 7/8
9:45 pm-10:00 pm
2 stops20h 15m
Porto
Wed 8/12
5:55 am-5:20 pm
1 stop15h 25m
$1,141
Cheapest one-way
Sao PauloPorto
GRU - OPO
GRUOPO
Sao Paulo Guarulhos Intl
Tue 10/13
1:50 pm-3:15 pm
1 stop21h 25m
$463
Showing 1-10 of 20 resultsSorted by cheapest first
- Most accurate provider: When it comes to deals on Sao Paulo Guarulhos Intl Airport-Porto flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Sao Paulo Guarulhos Intl Airport-Porto flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Sao Paulo Guarulhos Intl Airport-Porto flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Sao Paulo Guarulhos Intl Airport-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 Sao Paulo Guarulhos Intl Airport-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 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.
GRU-OPO
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
Prices
Delays
How far ahead should I book a flight from Sao Paulo Guarulhos Intl Airport to Porto?
The best time to book flights from Sao Paulo Guarulhos Intl Airport to Porto is 90 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, March is the cheapest month in which you can book a flight from Sao Paulo Guarulhos Intl Airport to Porto (average of $731). Flying from Sao Paulo Guarulhos Intl Airport to Porto in June is currently the most expensive (average of $1,111). 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 June 4, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Sao Paulo Guarulhos Intl Airport to Porto as you normally would.
How often are flights from Sao Paulo to Porto delayed?
About 28% of weekly flights between Sao Paulo and Porto have experienced delays in the past year, with the average delay time being 125 minutes.
What is the most punctual flight time for Sao Paulo to Porto flights?
Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Saturday tends to have the lowest number of delays on this route, whereas Tuesday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Sao Paulo to Porto flights?
Over the last year, TAP AIR PORTUGAL have had the lowest number of delays on this route, with just 28% of flights being delayed.
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 June 4, 2026.
See what other customers who have flown with TAP AIR PORTUGAL 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.
Entertainment
6.3
Boarding
7.0
Food
6.2
Overall
7.2
Crew
7.8
Comfort
7.1
Reviews
1 / 20
10.0
ExcellentMelanie,May 2026
ORD - LIS
Entertainment
6.3
Boarding
7.0
Food
6.2
Overall
7.2
Crew
7.8
Comfort
7.1
Reviews
1 / 20
10.0
ExcellentMelanie,May 2026
ORD - LIS
Entertainment
6.3
Boarding
7.0
Food
6.2
Overall
7.2
Crew
7.8
Comfort
7.1
Reviews
1 / 20
10.0
ExcellentMelanie,May 2026
ORD - LIS
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.
Traveling to a place near Porto?
Book flights to Porto if you plan to visit one of these locationsVila Nova de Gaia
Aveiro
Arcos de Valdevez
Coimbra
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Guarulhos Intl and Porto flights
Browse other Guarulhos Intl and Porto flight options. Last updated on June 4, 2026.
Other flights from Guarulhos Intl
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Other flights to Porto
Explore flights to Porto departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on June 4, 2026.
Top 2 airlines flying from Guarulhos Intl to Porto
Discover the top 2 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 June 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$658 | Average$882 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$688 | Average$1,094 | FlexibilityNo cancel fee | On-timeN/A |