$429 Cheap Flights from Boise (BOI) to São Paulo (GRU)

View $429 flight on Tue, Apr 14, 2026Opens in a new window

Popular airlines from Boise Airport (BOI) to São Paulo/Guarulhos Intl. Airport

Cheap Flights from Boise to São Paulo (BOI-GRU)

Prices were available within the past 7 days and start at $429 for one-way flights and $882 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Copa
Tue, Apr 14 - Wed, Apr 22
BOI
Boise
GRU
Sao Paulo
$882 Roundtrip, found 1 day ago
$882
Roundtrip
found 1 day ago
Select Copa flight, departing Tue, Apr 14 from Boise to Sao Paulo, returning Wed, Apr 22, priced at $882 found 1 day ago
Copa
Tue, Apr 14 - Wed, Apr 22
BOI
Boise
GRU
Sao Paulo
$927 Roundtrip, found 1 day ago
$927
Roundtrip
found 1 day ago
Select Copa flight, departing Tue, Apr 14 from Boise to Sao Paulo, returning Wed, Apr 22, priced at $927 found 1 day ago
Copa
Tue, Apr 14 - Wed, Apr 22
BOI
Boise
GRU
Sao Paulo
$962 Roundtrip, found 1 day ago
$962
Roundtrip
found 1 day ago
Select Copa flight, departing Tue, Apr 14 from Boise to Sao Paulo, returning Wed, Apr 22, priced at $962 found 1 day ago
Copa
Tue, Apr 14 - Wed, Apr 22
BOI
Boise
GRU
Sao Paulo
$1,002 Roundtrip, found 1 day ago
$1,002
Roundtrip
found 1 day ago
Select Copa flight, departing Tue, Apr 14 from Boise to Sao Paulo, returning Wed, Apr 22, priced at $1,002 found 1 day ago
Aeromexico
Tue, Apr 14 - Wed, Apr 22
BOI
Boise
GRU
Sao Paulo
$1,013 Roundtrip, found 1 day ago
$1,013
Roundtrip
found 1 day ago
Select Aeromexico flight, departing Tue, Apr 14 from Boise to Sao Paulo, returning Wed, Apr 22, priced at $1,013 found 1 day ago
Copa
Tue, Apr 14 - Wed, Apr 22
BOI
Boise
GRU
Sao Paulo
$1,047 Roundtrip, found 1 day ago
$1,047
Roundtrip
found 1 day ago
Select Copa flight, departing Tue, Apr 14 from Boise to Sao Paulo, returning Wed, Apr 22, priced at $1,047 found 1 day ago
Aeromexico
Thu, Oct 16 - Wed, Nov 5
BOI
Boise
GRU
Sao Paulo
$1,048 Roundtrip, found 3 days ago
$1,048
Roundtrip
found 3 days ago
Select Aeromexico flight, departing Thu, Oct 16 from Boise to Sao Paulo, returning Wed, Nov 5, priced at $1,048 found 3 days ago
Delta
Tue, Oct 21 - Wed, Nov 5
BOI
Boise
GRU
Sao Paulo
$1,095 Roundtrip, found 3 days ago
$1,095
Roundtrip
found 3 days ago
Select Delta flight, departing Tue, Oct 21 from Boise to Sao Paulo, returning Wed, Nov 5, priced at $1,095 found 3 days ago
Air Canada
Tue, Apr 14 - Wed, Apr 22
BOI
Boise
GRU
Sao Paulo
$1,110 Roundtrip, found 1 day ago
$1,110
Roundtrip
found 1 day ago
Select Air Canada flight, departing Tue, Apr 14 from Boise to Sao Paulo, returning Wed, Apr 22, priced at $1,110 found 1 day ago
United
Tue, Apr 14 - Wed, Apr 22
BOI
Boise
GRU
Sao Paulo
$1,121 Roundtrip, found 1 day ago
$1,121
Roundtrip
found 1 day ago
Select United flight, departing Tue, Apr 14 from Boise to Sao Paulo, returning Wed, Apr 22, priced at $1,121 found 1 day ago

Alternative airports near São Paulo

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Guarulhos - Governor Andre Franco Montoro Intl. GRU. Cheapest option available. Average driving time to city center is 22 minutes. Flights from $1,400
GRU
Guarulhos - Governor Andre Franco Montoro Intl.
Cheapest
Average driving time to city center22 min
Flights from $1,400
Flights from Boise (BOI) to São Paulo (GRU)
Origin airport
Boise
Destination airport
Guarulhos - Governor André Franco Montoro Intl.
Airlines serving
Aeromexico, Air Canada, American Airlines, Copa, Delta, LATAM Airlines Group, United
Roundtrip price
$882
Distance
6391 mi

Boise to São Paulo Flights

The cheapest times to fly from Boise to São Paulo

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Boise to São Paulo are during the month of April. You can find some of the cheapest flights from Boise to São Paulo with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Boise to São Paulo

Sunday is one of the best days to book for cheap flights from Boise to São Paulo: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Boise to São Paulo

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Boise to São Paulo in 2025. You can also book with separate airlines for your outbound and return journeys, from $429 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Boise to São Paulo flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Boise to São Paulo airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Boise Airport (BOI) to Guarulhos - Governor Andre Franco Montoro Intl. Airport (GRU) cost?
Snag a cheap one-way flight from $429 or cheap return flight from $882 from Boise Airport (BOI) to Guarulhos - Governor Andre Franco Montoro Intl. Airport (GRU) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Boise Airport (BOI) to Guarulhos - Governor Andre Franco Montoro Intl. Airport (GRU)?
April is the most affordable month to fly from BOI to GRU. Planning your trip for the off-season is often the key to better flight prices.
What is the cheapest airline that flies from Boise Airport (BOI) to Guarulhos - Governor Andre Franco Montoro Intl. Airport (GRU)?
To find the cheapest airline flying from BOI to GRU, use Expedia's filter tool. Customize your search based on what's important to you, such as preferred carriers and seat class. You can then sort your results by "Price (lowest to highest)" to see the cheapest fares upfront.
How many flights per day from Boise Airport (BOI) to Guarulhos - Governor Andre Franco Montoro Intl. Airport (GRU)?
There aren't any daily nonstop flights from Boise Airport (BOI) to Guarulhos - Governor Andre Franco Montoro Intl. Airport (GRU). But you can opt for flights with layovers. Filter your search results on Expedia to include one or two stops, and you'll be cruising above the clouds in no time.
What day of the week has the most flights from BOI to GRU?
Friday is generally the busiest day for flights, while Tuesday tends to be the quietest.* Just remember that flight schedules can change based on a range of factors, such as the carrier and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Boise Airport (BOI) to Guarulhos - Governor Andre Franco Montoro Intl. Airport (GRU)?
To land at Guarulhos - Governor Andre Franco Montoro Intl. Airport (GRU) without delays, pick a flight that leaves from Boise Airport (BOI) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Boise Airport (BOI) to Guarulhos - Governor Andre Franco Montoro Intl. Airport (GRU) last-minute?
Last-minute fares from BOI to GRU are generally more expensive. To lock in the best prices, start looking for flights as early as possible. That being said, if you can play around with your travel dates, it's possible to land a cheap ticket just before your departure.
Is it cheaper to book a BOI to GRU flight and hotel package?
Compared with arranging flights and hotels separately, booking a BOI to GRU flight and hotel package with Expedia could result in significant savings. Better yet, having it all in one place takes the hassle out of planning your trip. Simply secure your flights and select from our extensive range of stays, then tailor your trip with extras like tours, car rentals and activities.
Can I cancel or change the date of my flight from Boise Airport (BOI) to Guarulhos - Governor Andre Franco Montoro Intl. Airport (GRU)?
If you reserved your BOI to GRU flight within the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal for more information.

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*Available to One Key members.