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$1,252+ Cheap flights from Boise (BOI) to Sao Paulo, Brazil (SAO)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/3. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — SAO
Aug 25 — Sep 11
Mon 8/25
Mon 9/1
1 adult, Economy
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Cheap flight deals from Boise to Sao Paulo

Discover tips and strategies to find the most affordable flight options for your journey from Boise (BOI) to Sao Paulo (SAO). 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 August 20, 2025.

Round-trip from

$1,174
(United Airlines)

Popular in

August

Cheapest in

July

Average price

$1,466
From Boise Air Term. Gowen Fld to Sao Paulo (SAO)
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High demand for flights, 18% potential price rise
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Cheapest flight prices on average. 4% potential price decrease ($43 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Boise to Sao Paulo

Cheapest flights from Boise to Sao Paulo
Explore the most affordable flight options available from Boise to Sao Paulo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 20, 2025.

This Kiwi.com deal was found by Cheapflights users on 8/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/38:27 pmBOI - GRU
1 stop30h 13mMultiple Airlines
Fri 10/108:35 amGRU - BOI
2 stops41h 40mMultiple Airlines
Deal found 8/19$1,252
This Copa Airlines deal was found by Cheapflights users on 8/19. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/62:11 pmBOI - GRU
2 stops36h 19mCopa Airlines
Mon 11/105:25 amGRU - BOI
2 stops21h 20mCopa Airlines
Deal found 8/19$1,315
This oojo deal was found by Cheapflights users on 8/19. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/188:10 amBOI - GRU
2 stops29h 15mMultiple Airlines
Mon 9/2910:50 pmGRU - BOI
2 stops24h 16mMultiple Airlines
Deal found 8/19$1,328
This United Airlines deal was found by Cheapflights users on 8/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/39:45 amBOI - GRU
2 stops18h 50mUnited Airlines
Fri 10/109:50 pmGRU - BOI
2 stops18h 40mUnited Airlines
Deal found 8/19$1,357
This oojo deal was found by Cheapflights users on 8/18. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/48:27 pmBOI - GRU
1 stop30h 13mMultiple Airlines
Sat 9/69:25 pmGRU - BOI
2 stops43h 14mMultiple Airlines
Deal found 8/18$1,361
This Gurufare deal was found by Cheapflights users on 8/18. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1811:35 pmBOI - GRU
2 stops17h 25mLATAM Airlines
Mon 9/294:30 pmGRU - BOI
2 stops25h 34mLATAM Airlines
Deal found 8/18$1,398
This Delta deal was found by Cheapflights users on 8/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/181:25 pmBOI - GRU
1 stop16h 35mDelta
Mon 9/2910:50 pmGRU - BOI
1 stop16h 40mDelta
Deal found 8/18$1,400
This American Airlines deal was found by Cheapflights users on 8/19. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/31:38 pmBOI - GRU
1 stop14h 37mAmerican Airlines
Fri 10/1010:00 pmGRU - BOI
1 stop17h 45mAmerican Airlines
Deal found 8/19$1,403
This American Airlines deal was found by Cheapflights users on 8/18. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/46:35 amBOI - GRU
2 stops21h 40mAmerican Airlines
Sat 9/69:25 pmGRU - BOI
2 stops18h 22mAmerican Airlines
Deal found 8/18$1,404
This Copa Airlines deal was found by Cheapflights users on 8/19. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/37:05 pmBOI - GRU
2 stops26h 05mCopa Airlines
Thu 10/91:30 amGRU - BOI
2 stops24h 00mCopa Airlines
Deal found 8/19$1,424
This Expedia deal was found by Cheapflights users on 8/19. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/311:35 pmBOI - GRU
1 stop30h 25mLATAM Airlines
Thu 10/93:40 amGRU - BOI
2 stops35h 49mLATAM Airlines
Deal found 8/19$1,462
This United Airlines deal was found by Cheapflights users on 8/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/225:12 pmBOI - GRU
2 stops36h 18mUnited Airlines
Wed 12/3110:25 pmGRU - BOI
2 stops28h 34mUnited Airlines
Deal found 8/17$1,486

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boise to Sao Paulo 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 August 20, 2025.
Use the filters below to find and compare flights from Boise to Sao Paulo that are best for you.

Fly from

Boise

Fly to

Sao Paulo

Route

Depart

Return

Price

BoiseSao Paulo

BOI - GRU

BOIGRU

Boise Air Term. Gowen Fld

Fri 10/3

8:27 pm-5:40 am

1 stop30h 13m

Sao Paulo Guarulhos Intl

Fri 10/10

8:35 am-11:15 pm

2 stops41h 40m

$1,252

BoiseSao Paulo

BOI - GRU

BOIGRU

Boise Air Term. Gowen Fld

Thu 11/6

2:11 pm-12:10 am

2 stops29h 59m

Sao Paulo Guarulhos Intl

Sun 11/9

3:10 am-10:45 pm

2 stops23h 35m

$1,315

BoiseSao Paulo

BOI - GRU

BOIGRU

Boise Air Term. Gowen Fld

Thu 11/6

1:39 pm-4:30 pm

2 stops22h 51m

Sao Paulo Guarulhos Intl

Mon 11/10

9:30 pm-12:38 pm

1 stop19h 08m

$1,315

BoiseSao Paulo

BOI - GRU

BOIGRU

Boise Air Term. Gowen Fld

Thu 11/6

12:35 pm-7:15 am

1 stop14h 40m

Sao Paulo Guarulhos Intl

Mon 11/10

9:45 pm-11:39 am

1 stop17h 54m

$1,315

BoiseSao Paulo

BOI - GRU

BOIGRU

Boise Air Term. Gowen Fld

Thu 9/18

8:10 am-4:25 pm

2 stops29h 15m

Sao Paulo Guarulhos Intl

Mon 9/29

10:50 pm-8:06 pm

2 stops24h 16m

$1,328

BoiseSao Paulo

BOI - GRU

BOIGRU

Boise Air Term. Gowen Fld

Fri 10/3

9:45 am-7:35 am

2 stops18h 50m

Sao Paulo Guarulhos Intl

Fri 10/10

9:50 pm-1:30 pm

2 stops18h 40m

$1,357

BoiseSao Paulo

BOI - GRU

BOIGRU

Boise Air Term. Gowen Fld

Thu 9/4

8:27 pm-5:40 am

1 stop30h 13m

Sao Paulo Guarulhos Intl

Sat 9/6

9:25 pm-1:39 pm

2 stops43h 14m

$1,361

BoiseSao Paulo

BOI - GRU

BOIGRU

Boise Air Term. Gowen Fld

Thu 9/18

11:35 pm-8:00 pm

2 stops17h 25m

Sao Paulo Guarulhos Intl

Mon 9/29

4:30 pm-3:04 pm

2 stops25h 34m

$1,398

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/19

Best time to book a flight from Boise to Sao Paulo

Have a flexible travel schedule? Discover the best time to fly to Sao Paulo from Boise 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 Boise to Sao Paulo
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Boise to Sao Paulo. 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 from for flights from Boise to Sao Paulo?

    Most people fly from Boise Air Term. Gowen Fld (BOI) if they book a flight from Boise to Sao Paulo. On average, Air Term. Gowen Fld has 0 outbound flights to Sao Paulo per day from 1 airline. Boise Air Term. Gowen Fld is conveniently located just 3.3 mi from Boise’s city center.

  • How long is the flight from Boise to Sao Paulo?

    Departing from Boise to Sao Paulo will take you 14h 40m. The distance between Boise and Sao Paulo is about 6388 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What is the cheapest airline to fly from Boise to Sao Paulo round-trip?

    Flying on United Airlines is currently your cheapest option to Sao Paulo, with prices starting at $987. This flight start at 9% lower than the current average price 3 months from now.

  • Can I find deals for flights from Boise to Sao Paulo that include hotel bookings?

    Yes. In addition to deals on Boise to Sao Paulo flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Boise to Sao Paulo?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Boise to Sao Paulo.

  • Can I find deals for business class flights from Boise to Sao Paulo?

    Yes. Cheapflights offers flight deals from Boise to Sao Paulo 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 Boise to Sao Paulo?

    Currently, September is the cheapest month in which you can book a flight from Boise to Sao Paulo (average of $672). Flying from Boise to Sao Paulo in December is currently the most expensive (average of $1,209). 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

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Alternative routes for Boise to Sao Paulo

See prices for flight routes from nearby airports that may be better suited for you.
Boise to Guarulhos Intl flights

Top airline flying from Boise to Sao Paulo

Discover the top airline that operate flights from Boise to Sao Paulo. 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 August 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$987Average$1,220FlexibilityNo cancel feeOn-time69%

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