$436 Cheap Flights from São Paulo (GRU) to Boise (BOI)

View $436 flight on Mon, Aug 24, 2026Opens in a new window

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

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

Prices were available within the past 7 days and start at $436 for one-way flights and $975 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Copa
Sat, Jan 17 - Sun, Jan 18
GRU
Sao Paulo
BOI
Boise
$975 Roundtrip, found 6 days ago
$975
Roundtrip
found 6 days ago
Select Copa flight, departing Sat, Jan 17 from Sao Paulo to Boise, returning Sun, Jan 18, priced at $975 found 6 days ago
Copa
Sat, Jan 17 - Sun, Jan 18
GRU
Sao Paulo
BOI
Boise
$1,055 Roundtrip, found 6 days ago
$1,055
Roundtrip
found 6 days ago
Select Copa flight, departing Sat, Jan 17 from Sao Paulo to Boise, returning Sun, Jan 18, priced at $1,055 found 6 days ago
Copa
Sat, Jan 17 - Sun, Jan 18
GRU
Sao Paulo
BOI
Boise
$1,103 Roundtrip, found 6 days ago
$1,103
Roundtrip
found 6 days ago
Select Copa flight, departing Sat, Jan 17 from Sao Paulo to Boise, returning Sun, Jan 18, priced at $1,103 found 6 days ago
Copa
Tue, Nov 18 - Wed, Jan 21
GRU
Sao Paulo
BOI
Boise
$1,128 Roundtrip, found 17 hours ago
$1,128
Roundtrip
found 17 hours ago
Select Copa flight, departing Tue, Nov 18 from Sao Paulo to Boise, returning Wed, Jan 21, priced at $1,128 found 17 hours ago
Copa
Sat, Jan 17 - Sun, Jan 18
GRU
Sao Paulo
BOI
Boise
$1,129 Roundtrip, found 6 days ago
$1,129
Roundtrip
found 6 days ago
Select Copa flight, departing Sat, Jan 17 from Sao Paulo to Boise, returning Sun, Jan 18, priced at $1,129 found 6 days ago
Copa
Sat, Jan 17 - Sun, Jan 18
GRU
Sao Paulo
BOI
Boise
$1,177 Roundtrip, found 6 days ago
$1,177
Roundtrip
found 6 days ago
Select Copa flight, departing Sat, Jan 17 from Sao Paulo to Boise, returning Sun, Jan 18, priced at $1,177 found 6 days ago
Delta
Sat, Jan 17 - Sun, Jan 18
GRU
Sao Paulo
BOI
Boise
$1,217 Roundtrip, found 6 days ago
$1,217
Roundtrip
found 6 days ago
Select Delta flight, departing Sat, Jan 17 from Sao Paulo to Boise, returning Sun, Jan 18, priced at $1,217 found 6 days ago
American Airlines
Tue, Nov 18 - Wed, Jan 21
GRU
Sao Paulo
BOI
Boise
$1,226 Roundtrip, found 17 hours ago
$1,226
Roundtrip
found 17 hours ago
Select American Airlines flight, departing Tue, Nov 18 from Sao Paulo to Boise, returning Wed, Jan 21, priced at $1,226 found 17 hours ago
United
Tue, Nov 18 - Wed, Jan 21
GRU
Sao Paulo
BOI
Boise
$1,257 Roundtrip, found 17 hours ago
$1,257
Roundtrip
found 17 hours ago
Select United flight, departing Tue, Nov 18 from Sao Paulo to Boise, returning Wed, Jan 21, priced at $1,257 found 17 hours ago
LATAM Airlines Group
Tue, Nov 18 - Wed, Jan 21
GRU
Sao Paulo
BOI
Boise
$1,275 Roundtrip, found 17 hours ago
$1,275
Roundtrip
found 17 hours ago
Select LATAM Airlines Group flight, departing Tue, Nov 18 from Sao Paulo to Boise, returning Wed, Jan 21, priced at $1,275 found 17 hours ago

Frequently asked questions

How much does a flight from Guarulhos - Governor Andre Franco Montoro Intl. Airport (GRU) to Boise Airport (BOI) cost?
Grab a cheap one-way flight from $436 or cheap return flight from $975 from Guarulhos - Governor Andre Franco Montoro Intl. Airport (GRU) to Boise Airport (BOI) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Guarulhos - Governor Andre Franco Montoro Intl. Airport (GRU) to Boise Airport (BOI)?
January is the least expensive month to fly from GRU to BOI. Avoiding peak travel times is often the key to better flight prices.
What is the cheapest airline that flies from Guarulhos - Governor Andre Franco Montoro Intl. Airport (GRU) to Boise Airport (BOI)?
Use the filters on Expedia to compare airlines and find the cheapest carrier that'll take you from GRU to BOI. Then, sort your results by "Price (lowest to highest)" to snap up a good deal.
How many flights per day from Guarulhos - Governor Andre Franco Montoro Intl. Airport (GRU) to Boise Airport (BOI)?
There are no daily nonstop flights from Guarulhos - Governor Andre Franco Montoro Intl. Airport (GRU) to Boise Airport (BOI). But you can choose flights with layovers. Filter your search results on Expedia to include one or two stops, and you'll be cruising above the clouds before you know it.
What day of the week has the most flights from GRU to BOI?
You'll usually find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can vary from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Guarulhos - Governor Andre Franco Montoro Intl. Airport (GRU) to Boise Airport (BOI)?
To land at Boise Airport (BOI) without delays, book a flight that leaves from Guarulhos - Governor Andre Franco Montoro Intl. Airport (GRU) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**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 Guarulhos - Governor Andre Franco Montoro Intl. Airport (GRU) to Boise Airport (BOI) last-minute?
Waiting until just before your trip to book a flight from GRU to BOI generally means paying more. Although you may find some last-minute deals, they're not always guaranteed. Be flexible with your itinerary for a better chance of scoring a bargain.
Is it cheaper to book a GRU to BOI flight and hotel package?
You'll generally save money by securing a GRU to BOI flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one place. After selecting your preferred flights and accommodations, consider other add-ons like car rentals, activities and tours.
Can I cancel or change the date of my flight from Guarulhos - Governor Andre Franco Montoro Intl. Airport (GRU) to Boise Airport (BOI)?
If you reserved your GRU to BOI flight in 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 details.

Travel information

Origin airport
Guarulhos - Governor André Franco Montoro Intl.
Destination airport
Boise
Airlines serving
Aeromexico, Air Canada, American Airlines, Delta, LATAM Airlines Group, United
Roundtrip price
$974
Distance
6391 mi

Book with confidence

São Paulo to Boise Flights

The cheapest times to fly from São Paulo to Boise

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 São Paulo to Boise are during the month of January. You can find some of the cheapest flights from São Paulo to Boise with Expedia's search tool and vast selection of airlines.

 

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

Sunday is one of the best days to book for cheap flights from São Paulo to Boise: 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 São Paulo to Boise

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 São Paulo to Boise in 2025. You can also book with separate airlines for your outbound and return journeys, from $436 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 São Paulo to Boise 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 São Paulo to Boise 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.

 

São Paulo to Boise Flights

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*Available to One Key members.