Cheap flights from Guarulhos Intl, Brazil (GRU) to Istanbul (IST)
GRU — IST
Jan 31 — Feb 71
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
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 Istanbul are usually found in November or March, booked 79 days in advance, depart on a Monday or Sunday and return on a Wednesday
Find flight deals from Guarulhos Intl to Istanbul
Discover tips and strategies to find the most affordable flight options for your journey from Guarulhos Intl (GRU) to Istanbul (IST). 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 January 1, 2026.
Most accurate provider | business-class.com 3 stars |
|---|---|
Most trusted provider | business-class.com 3 stars |
Popular in | December |
Cheapest in | November |
Average price | $1,277 |
Good round-trip deal | $1,153 or less |
Good one-way deal | $825 or less |
Compare providers for flights from Guarulhos Intl to Istanbul
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Guarulhos Intl to Istanbul in January.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Sao Paulo Guarulhos Intl Airport-Istanbul Airport flights, users find the pricing of business-class.com to be most consistent on Cheapflights vs. business-class.com Users can find the same prices on Sao Paulo Guarulhos Intl Airport-Istanbul Airport flight deals on Cheapflights vs. business-class.com >95% of the time. Price accuracy is based on data collected from Sao Paulo Guarulhos Intl Airport-Istanbul Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Sao Paulo Guarulhos Intl Airport-Istanbul Airport flights, Cheapflights users trust business-class.com the most. business-class.com 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-Istanbul Airport 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 Istanbul
Have a flexible travel schedule? Discover the best time to fly to Istanbul 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 Istanbul Airport
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How far ahead should I book a flight from Sao Paulo Guarulhos Intl Airport to Istanbul Airport?
Use this chart to determine the optimal time to book a round-trip flight from Guarulhos Intl to Istanbul. Price data was last updated on December 26, 2025.
The best time to book flights from Sao Paulo Guarulhos Intl Airport to Istanbul Airport is 79 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 Istanbul Airport?
Currently, February is the cheapest month in which you can book a flight from Sao Paulo Guarulhos Intl Airport to Istanbul Airport (average of $796). Flying from Sao Paulo Guarulhos Intl Airport to Istanbul Airport in July is currently the most expensive (average of $952). 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 IST?
Find hourly flight availability from Guarulhos Intl to Istanbul. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 1, 2026.
When flying from Sao Paulo Guarulhos Intl Airport to Istanbul Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
How often are flights from Sao Paulo to Istanbul delayed?
About 20% of weekly flights between Sao Paulo and Istanbul have experienced delays in the past year, with the average delay time being 156 minutes.
What is the most punctual flight time for Sao Paulo to Istanbul 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?
Wednesday tends to have the lowest number of delays on this route, whereas Monday 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 Istanbul flights?
Over the last year, Turkish Airlines have had the lowest number of delays on this route, with just 20% of flights being delayed.
What’s the top layover airport for flights from Sao Paulo Guarulhos Intl Airport to Istanbul Airport?
Share of 1-stop round-trip flights from Sao Paulo Guarulhos Intl Airport to Istanbul Airport chosen by Cheapflights users in the past 12 months, using the same layover each way.
London (LHR) – chosen by Cheapflights users on 78% of 1-stop itineraries from Sao Paulo Guarulhos Intl Airport to Istanbul Airport on Cheapflights.
What’s the cheapest layover airport for flights from Sao Paulo Guarulhos Intl Airport to Istanbul Airport?
Average round-trip fare for 1-stop flights from Sao Paulo Guarulhos Intl Airport to Istanbul Airport, chosen by Cheapflights users in the past 12 months, with the same layover each way.
London (LHR) is the most affordable 1-stop option, with an average round-trip price of $811.
What’s the fastest layover option from Sao Paulo Guarulhos Intl Airport to Istanbul Airport?
Shortest average travel time for 1-stop one-way flights from Sao Paulo Guarulhos Intl Airport to Istanbul Airport, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Madrid (MAD) have the shortest average one-way travel time for 1-stop routes: 17h 50m.
Which airport typically offers the quickest layover for flights from Sao Paulo Guarulhos Intl Airport to Istanbul Airport?
Average layover duration for 1-stop one-way flights from Sao Paulo Guarulhos Intl Airport to Istanbul Airport, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Madrid (MAD) offer the fastest connection on this route, with an average layover time of 4h 10m.
Reviews of airlines servicing Istanbul
Get insights into the airlines that provide service to Istanbul. 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 Istanbul. Reviews last updated January 1, 2026.
Peruse reviews from past customers who have flown with Turkish Airlines and British Airways from Sao Paulo Guarulhos Intl Airport to Istanbul Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.3
Boarding
7.3
Crew
7.8
Overall
7.3
Food
7.4
Entertainment
7.4
Reviews
1 / 20
6.0
GoodChandra,Nov 2025
ATL - IST
Comfort
7.3
Boarding
7.3
Crew
7.8
Overall
7.3
Food
7.4
Entertainment
7.4
Reviews
1 / 20
6.0
GoodChandra,Nov 2025
ATL - IST
Comfort
7.3
Boarding
7.3
Crew
7.8
Overall
7.3
Food
7.4
Entertainment
7.4
Reviews
1 / 20
6.0
GoodChandra,Nov 2025
ATL - IST
Related info for your journey
Find useful and relevant information for your journey from Guarulhos Intl to Istanbul. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Top 2 airlines flying from Guarulhos Intl to Istanbul
Discover the top 2 airlines that operate flights from Guarulhos Intl to Istanbul. 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 January 1, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$732 | Average$880 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$1,133 | Average$1,304 | FlexibilityNo cancel fee | On-time77% |