$1,132+ Cheap flights from Idaho to Guarulhos Intl, Brazil (GRU)
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 10/19. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — GRU
Feb 7 — Feb 141
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.Cheap flight deals from Idaho to Guarulhos Intl
Keep the following information in mind while searching for Idaho to Guarulhos Intl flight deals. Data was last updated January 8, 2026.
Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $1,212 (American Airlines) |
Find flight deals from Idaho to Guarulhos Intl
Cheapest flights from Idaho to Guarulhos IntlExplore the most affordable flight options available from Idaho to Guarulhos Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 8, 2026.
Explore the most affordable flight options available from Idaho to Guarulhos Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 8, 2026.
This United Airlines deal was found by Cheapflights users on 1/6. 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 10/1910:39 amBOI - GRU
2 stops19h 51mUnited Airlines
Mon 10/2610:15 pmGRU - BOI
1 stop16h 47mUnited Airlines
Deal found 1/6![United Airlines logo]()
$1,132
This Copa Airlines deal was found by Cheapflights users on 1/7. 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 1/85:16 pmBOI - GRU
2 stops23h 34mCopa Airlines
Wed 1/141:30 amGRU - BOI
2 stops22h 21mCopa Airlines
Deal found 1/7![Copa Airlines logo]()
$1,174
This American Airlines deal was found by Cheapflights users on 1/7. 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 5/11:53 pmBOI - GRU
1 stop16h 07mAmerican Airlines
Fri 5/810:00 pmGRU - BOI
1 stop18h 03mAmerican Airlines
Deal found 1/7![American Airlines logo]()
$1,212
This United Airlines deal was found by Cheapflights users on 1/7. 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 5/112:05 pmBOI - GRU
1 stop18h 25mUnited Airlines
Fri 5/810:20 pmGRU - BOI
2 stops25h 56mUnited Airlines
Deal found 1/7![United Airlines logo]()
$1,217
This Copa Airlines deal was found by Cheapflights users on 1/7. 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.
Sun 1/115:16 pmBOI - GRU
2 stops26h 59mCopa Airlines
Tue 1/135:30 amGRU - BOI
2 stops20h 22mCopa Airlines
Deal found 1/7![Copa Airlines logo]()
$1,309
This United Airlines deal was found by Cheapflights users on 1/6. 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 8/177:00 amBOI - GRU
2 stops20h 30mUnited Airlines
Thu 8/209:50 pmGRU - BOI
2 stops24h 26mUnited Airlines
Deal found 1/6![United Airlines logo]()
$1,322
This Kiwi.com deal was found by Cheapflights users on 1/7. 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.
Thu 1/87:02 pmBOI - GRU
1 stop30h 38mMultiple Airlines
Thu 1/155:25 amGRU - BOI
2 stops34h 23mMultiple Airlines
Deal found 1/7![Multiple Airlines logo]()
$1,355
This KAYAK deal was found by Cheapflights users on 1/6. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/121:43 pmBOI - GRU
1 stop15h 52mLATAM Airlines
Sun 2/2211:45 pmGRU - BOI
1 stop16h 43mLATAM Airlines
Deal found 1/6![LATAM Airlines logo]()
$1,376
Cheapflights Fare Finder
Customize your flight search to find flights from Idaho to Guarulhos Intl 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 January 8, 2026.
Use the filters below to find and compare flights from Idaho to Sao Paulo Guarulhos Intl Airport that are best for you.
Fly from
Idaho
Fly to
Guarulhos Intl
Route
Depart
Return
Price
BoiseSao Paulo
BOI - GRU
BOIGRU
Boise Air Term. Gowen Fld
Fri 5/1
1:53 pm-9:00 am
1 stop16h 07m
Sao Paulo Guarulhos Intl
Fri 5/8
10:00 pm-1:03 pm
1 stop18h 03m
$1,212
BoiseSao Paulo
BOI - GRU
BOIGRU
Boise Air Term. Gowen Fld
Fri 5/1
12:05 pm-9:30 am
1 stop18h 25m
Sao Paulo Guarulhos Intl
Fri 5/8
10:20 pm-9:16 pm
2 stops25h 56m
$1,217
BoiseSao Paulo
BOI - GRU
BOIGRU
Boise Air Term. Gowen Fld
Thu 2/12
1:43 pm-9:35 am
1 stop15h 52m
Sao Paulo Guarulhos Intl
Sun 2/22
11:45 pm-12:28 pm
1 stop16h 43m
$1,376
Best time to book a flight from Idaho to Guarulhos Intl
Have a flexible travel schedule? Discover the best time to fly to Guarulhos Intl from Idaho 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 Idaho to Sao Paulo Guarulhos Intl Airport
No data available for this route at this time. Please check back soon.
Related info for your journey
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Alternative routes for Idaho to Guarulhos Intl
See prices for flight routes from nearby airports that may be better suited for you.
Top airline flying from Idaho to Guarulhos Intl
Discover the top airline that operate flights from Idaho to Guarulhos Intl. 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 8, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$1,130 | Average$1,220 | FlexibilityNo cancel fee | On-time69% |