$852+ Cheap flights from St. Louis (STL) 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 10/9. Fares are subject to change and may not be available on all flights or dates of travel.
STL — SAO
Oct 8 — Oct 151
Round-trip
1 adult, Economy
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Find cheap flights from St. Louis to Sao Paulo with Cheapflights
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 St. Louis to Sao Paulo
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Cheapest flights from St. Louis to Sao PauloExplore the most affordable flight options available from St. Louis to Sao Paulo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 8, 2026.
Explore the most affordable flight options available from St. Louis to Sao Paulo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 8, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/58:24 am -
1 stop15h 49m
Mon 12/71:00 am -
2 stops26h 41m
Deal found 9/6![Multiple Airlines logo]()
$930
This Kiwi.com deal was found by Cheapflights users on 9/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/58:24 am -
1 stop15h 49m
Sat 12/124:13 am -
2 stops31h 34m
Deal found 9/6![Multiple Airlines logo]()
$946
This Gotogate deal was found by Cheapflights users on 9/6. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/78:55 am -
1 stop22h 10m
Mon 9/219:00 pm -
2 stops25h 20m
Deal found 9/6![Air Canada logo]()
$1,063
This Kiwi.com deal was found by Cheapflights users on 9/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/49:50 am -
1 stop16h 10m
Mon 12/71:00 am -
2 stops26h 41m
Deal found 9/6![Multiple Airlines logo]()
$1,068
This Kiwi.com deal was found by Cheapflights users on 9/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/46:05 pm -
1 stop32h 50m
Sun 12/136:00 pm -
2 stops33h 41m
Deal found 9/6![Multiple Airlines logo]()
$1,071
This Kiwi.com deal was found by Cheapflights users on 9/5. 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 10/84:30 pm -
1 stop34h 30m
Wed 10/215:00 am -
2 stops44h 13m
Deal found 9/5![Multiple Airlines logo]()
$1,080
This Air Canada deal was found by Cheapflights users on 9/8. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1112:10 pm -
1 stop19h 40m
Thu 10/229:00 pm -
1 stop23h 41m
Deal found 9/8![Air Canada logo]()
$1,091
This Air Canada deal was found by Cheapflights users on 9/8. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1112:10 pm -
1 stop19h 40m
Wed 10/219:35 pm -
1 stop18h 25m
Deal found 9/8![Air Canada logo]()
$1,096
This Air Canada deal was found by Cheapflights users on 9/8. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1112:10 pm -
1 stop19h 40m
Tue 10/209:35 pm -
2 stops23h 06m
Deal found 9/8![Air Canada logo]()
$1,099
This Kiwi.com deal was found by Cheapflights users on 9/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/79:50 am -
1 stop20h 05m
Wed 12/99:45 am -
1 stop17h 56m
Deal found 9/6![Multiple Airlines logo]()
$1,100
This Kiwi.com deal was found by Cheapflights users on 9/5. 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 10/84:30 pm -
1 stop34h 30m
Mon 10/191:00 am -
2 stops39h 25m
Deal found 9/5![Multiple Airlines logo]()
$1,100
This Kiwi.com deal was found by Cheapflights users on 9/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/58:24 am -
1 stop15h 49m
Wed 12/91:00 am -
2 stops18h 25m
Deal found 9/6![Multiple Airlines logo]()
$1,102
Best flights from St. Louis to Sao PauloDiscover carefully curated flight deals from St. Louis to Sao Paulo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 8, 2026.
Discover carefully curated flight deals from St. Louis to Sao Paulo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 8, 2026.
This Delta deal was found by Cheapflights users on 9/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/512:36 pm -
1 stop17h 59m
Mon 12/1411:45 pm -
1 stop21h 28m
Deal found 9/6![Delta logo]()
$1,254
This LATAM Airlines deal was found by Cheapflights users on 9/3. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/223:40 pm -
2 stops21h 45m
Sat 3/67:15 pm -
2 stops18h 33m
Deal found 9/3![LATAM Airlines logo]()
$1,254
This United Airlines deal was found by Cheapflights users on 9/6. 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 12/71:15 pm -
2 stops17h 15m
Mon 12/1410:25 pm -
1 stop14h 33m
Deal found 9/6![United Airlines logo]()
$1,264
This GOL deal was found by Cheapflights users on 9/3. 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 GOL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/222:54 pm -
1 stop14h 36m
Sat 3/612:05 am -
1 stop17h 44m
Deal found 9/3![GOL logo]()
$1,304
This Air Canada deal was found by Cheapflights users on 9/6. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/238:55 am -
2 stops22h 55m
Wed 9/309:00 pm -
2 stops19h 00m
Deal found 9/6![Air Canada logo]()
$1,377
This Kiwi.com deal was found by Cheapflights users on 9/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/96:05 pm -
1 stop32h 50m
Sun 12/139:45 am -
1 stop26h 02m
Deal found 9/6![Multiple Airlines logo]()
$1,449
This Delta deal was found by Cheapflights users on 9/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/52:33 pm -
1 stop12h 07m
Sat 12/1211:45 pm -
1 stop14h 44m
Deal found 9/6![Delta logo]()
$1,294
This LATAM Airlines deal was found by Cheapflights users on 9/5. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/812:00 pm -
2 stops15h 30m
Tue 10/202:55 pm -
2 stops20h 14m
Deal found 9/5![LATAM Airlines logo]()
$1,364
This United Airlines deal was found by Cheapflights users on 9/3. 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.
Sun 10/187:01 pm -
1 stop12h 39m
Sun 10/2510:15 pm -
1 stop18h 14m
Deal found 9/3![United Airlines logo]()
$1,369
This GOL deal was found by Cheapflights users on 9/3. 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 GOL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/2211:19 am -
2 stops19h 36m
Sat 3/65:00 am -
2 stops43h 51m
Deal found 9/3![GOL logo]()
$1,516
This Delta deal was found by Cheapflights users on 9/8. 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.
Wed 10/71:02 pm -
1 stop16h 13m
Sun 10/1810:50 pm -
1 stop18h 49m
Deal found 9/8![Delta logo]()
$1,404
This LATAM Airlines deal was found by Cheapflights users on 9/7. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/92:25 pm -
1 stop13h 15m
Sat 10/172:10 pm -
2 stops20h 59m
Deal found 9/7![LATAM Airlines logo]()
$1,443
This GOL deal was found by Cheapflights users on 9/3. 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 GOL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/2211:19 am -
2 stops24h 16m
Sat 3/66:05 am -
2 stops18h 46m
Deal found 9/3![GOL logo]()
$1,536
This Delta deal was found by Cheapflights users on 9/8. 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.
Sat 10/1010:47 am -
1 stop16h 53m
Thu 10/2210:50 pm -
1 stop14h 01m
Deal found 9/8![Delta logo]()
$1,404
This Delta deal was found by Cheapflights users on 9/5. 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.
Fri 10/92:25 pm -
1 stop13h 15m
Sat 10/177:10 pm -
2 stops20h 10m
Deal found 9/5![Delta logo]()
$1,444
This GOL deal was found by Cheapflights users on 9/6. 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 GOL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/710:38 am -
2 stops20h 12m
Fri 12/116:00 pm -
2 stops30h 47m
Deal found 9/6![GOL logo]()
$1,614
This Kiwi.com deal was found by Cheapflights users on 9/4. 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.
Tue 12/156:05 pm -
1 stop32h 50m
Sat 1/27:55 am -
2 stops19h 46m
Deal found 9/4![Multiple Airlines logo]()
$2,098
This Expedia deal was found by Cheapflights users on 9/6. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/710:38 am -
2 stops26h 52m
Fri 12/116:40 am -
2 stops31h 53m
Deal found 9/6![GOL logo]()
$1,636
This Kiwi.com deal was found by Cheapflights users on 9/4. 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.
Wed 12/162:59 pm -
2 stops24h 41m
Mon 1/412:45 pm -
1 stop14h 56m
Deal found 9/4![Multiple Airlines logo]()
$2,141
This Gurufare deal was found by Cheapflights users on 9/5. 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.
Wed 12/306:19 pm -
2 stops37h 26m
Sun 1/36:00 pm -
2 stops31h 25m
Deal found 9/5![GOL logo]()
$1,778
This Kiwi.com deal was found by Cheapflights users on 9/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/157:18 pm -
2 stops35h 52m
Tue 12/229:45 am -
1 stop17h 56m
Deal found 9/6![Multiple Airlines logo]()
$2,239
This FlightHub deal was found by Cheapflights users on 9/5. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/306:19 pm -
2 stops58h 46m
Sun 1/38:25 pm -
2 stops29h 00m
Deal found 9/5![GOL logo]()
$1,792
This GOL deal was found by Cheapflights users on 9/4. 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 GOL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/165:00 pm -
2 stops51h 00m
Mon 1/46:00 pm -
2 stops50h 22m
Deal found 9/4![GOL logo]()
$2,708
This United Airlines deal was found by Cheapflights users on 9/6. 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.
Tue 2/161:08 pm -
3 stops22h 27m
Sat 2/209:45 am -
2 stops26h 57m
Deal found 9/6![United Airlines logo]()
$4,948
This GOL deal was found by Cheapflights users on 9/4. 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 GOL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/165:00 pm -
2 stops19h 40m
Mon 1/46:40 am -
2 stops18h 45m
Deal found 9/4![GOL logo]()
$2,821
This United Airlines deal was found by Cheapflights users on 9/5. 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 10/265:55 pm -
2 stops22h 20m
Thu 10/299:45 am -
2 stops26h 47m
Deal found 9/5![United Airlines logo]()
$4,987
Last-minute flights from St. Louis to Sao PauloDiscover last-minute flight deals from St. Louis to Sao Paulo. Data last updated September 8, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to Sao Paulo. Data last updated September 8, 2026 and is based on user searches.
This Gotogate deal was found by Cheapflights users on 9/6. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/78:55 am -
1 stop22h 10m
Mon 9/219:00 pm -
2 stops25h 20m
Deal found 9/6![Air Canada logo]()
$1,063
This FlightHub deal was found by Cheapflights users on 9/4. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/232:30 pm -
2 stops27h 30m
Wed 9/3012:45 pm -
2 stops22h 15m
Deal found 9/4![LATAM Airlines logo]()
$1,130
This Air Canada deal was found by Cheapflights users on 9/8. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/62:40 pm -
2 stops41h 10m
Wed 10/219:35 pm -
1 stop18h 25m
Deal found 9/8![Air Canada logo]()
$1,104
This FlightHub deal was found by Cheapflights users on 9/8. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/712:10 pm -
1 stop19h 40m
Thu 10/229:00 pm -
1 stop23h 41m
Deal found 9/8![Air Canada logo]()
$1,135
This FlightHub deal was found by Cheapflights users on 9/8. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/712:10 pm -
1 stop19h 40m
Wed 10/219:35 pm -
1 stop18h 25m
Deal found 9/8![Air Canada logo]()
$1,140
This Kiwi.com deal was found by Cheapflights users on 9/5. 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 10/84:30 pm -
1 stop34h 30m
Wed 10/215:00 am -
2 stops44h 13m
Deal found 9/5![Multiple Airlines logo]()
$1,080
This Kiwi.com deal was found by Cheapflights users on 9/5. 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 10/84:30 pm -
1 stop34h 30m
Mon 10/191:00 am -
2 stops39h 25m
Deal found 9/5![Multiple Airlines logo]()
$1,100
This Air Canada deal was found by Cheapflights users on 9/8. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1112:10 pm -
1 stop19h 40m
Thu 10/229:00 pm -
1 stop23h 41m
Deal found 9/8![Air Canada logo]()
$1,091
This Air Canada deal was found by Cheapflights users on 9/8. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1112:10 pm -
1 stop19h 40m
Tue 10/209:35 pm -
1 stop24h 45m
Deal found 9/8![Air Canada logo]()
$1,096
This United Airlines deal was found by Cheapflights users on 9/6. 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 10/261:08 pm -
3 stops27h 07m
Thu 10/2910:30 pm -
2 stops19h 13m
Deal found 9/6![United Airlines logo]()
$4,987
One-way flights from St. Louis to Sao PauloSearch for one-way flight options from St. Louis to Sao Paulo. Find affordable one-way fares based on user searches. Data last updated September 8, 2026.
Search for one-way flight options from St. Louis to Sao Paulo. Find affordable one-way fares based on user searches. Data last updated September 8, 2026.
This GOL deal was found by Cheapflights users on 9/4. 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 GOL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/96:07 pm -
2 stops34h 48m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![GOL logo]()
$852
This United Airlines deal was found by Cheapflights users on 9/8. 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 10/91:29 pm -
1 stop18h 06m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![United Airlines logo]()
$869
Find flight deals from St. Louis to Sao Paulo
Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) 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 September 8, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $930 (Kiwi.com) |
One-way from | $852 (GOL) |
Popular in | February |
Cheapest in | September |
Average price | $832 |
Cheapflights Fare Finder
Customize your flight search to find flights from St. Louis 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 7,457,451 searches. Data last updated September 8, 2026.
Use the filters below to find and compare flights from St. Louis to Sao Paulo that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
St. LouisSao Paulo
STL Lambert-St Louis - GRU Sao Paulo Guarulhos Intl
STLGRU
Lambert-St Louis
Fri 10/9
6:07 pm-6:55 am
2 stops34h 48m
Sao Paulo Guarulhos Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$852
Quickest round-trip
St. LouisSao Paulo
STL Lambert-St Louis - GRU Sao Paulo Guarulhos Intl
STLGRU
Lambert-St Louis
Fri 10/9
8:00 am-7:10 am
2 stops21h 10m
Sao Paulo Guarulhos Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$869
St. LouisSao Paulo
STL Lambert-St Louis - GRU Sao Paulo Guarulhos Intl
STLGRU
Lambert-St Louis
Sat 12/5
12:36 pm-9:35 am
1 stop17h 59m
Sao Paulo Guarulhos Intl
Mon 12/14
11:45 pm-6:13 pm
1 stop21h 28m
$1,254
St. LouisSao Paulo
STL Lambert-St Louis - GRU Sao Paulo Guarulhos Intl
STLGRU
Lambert-St Louis
Mon 2/22
3:40 pm-4:25 pm
2 stops21h 45m
Sao Paulo Guarulhos Intl
Sat 3/6
7:15 pm-10:48 am
2 stops18h 33m
$1,254
St. LouisSao Paulo
STL Lambert-St Louis - GRU Sao Paulo Guarulhos Intl
STLGRU
Lambert-St Louis
Mon 12/7
1:15 pm-9:30 am
2 stops17h 15m
Sao Paulo Guarulhos Intl
Mon 12/14
10:25 pm-9:58 am
1 stop14h 33m
$1,264
St. LouisSao Paulo
STL Lambert-St Louis - GRU Sao Paulo Guarulhos Intl
STLGRU
Lambert-St Louis
Sat 12/5
2:33 pm-5:40 am
1 stop12h 07m
Sao Paulo Guarulhos Intl
Sat 12/12
11:45 pm-11:29 am
1 stop14h 44m
$1,294
St. LouisSao Paulo
STL Lambert-St Louis - GRU Sao Paulo Guarulhos Intl
STLGRU
Lambert-St Louis
Mon 2/22
2:54 pm-8:30 am
1 stop14h 36m
Sao Paulo Guarulhos Intl
Sat 3/6
12:05 am-2:49 pm
1 stop17h 44m
$1,304
St. LouisSao Paulo
STL Lambert-St Louis - GRU Sao Paulo Guarulhos Intl
STLGRU
Lambert-St Louis
Thu 10/8
12:00 pm-5:30 am
2 stops15h 30m
Sao Paulo Guarulhos Intl
Tue 10/20
2:55 pm-9:09 am
2 stops20h 14m
$1,364
St. LouisSao Paulo
STL Lambert-St Louis - GRU Sao Paulo Guarulhos Intl
STLGRU
Lambert-St Louis
Sun 10/18
7:01 pm-9:40 am
1 stop12h 39m
Sao Paulo Guarulhos Intl
Sun 10/25
10:15 pm-2:29 pm
1 stop18h 14m
$1,369
St. LouisSao Paulo
STL Lambert-St Louis - GRU Sao Paulo Guarulhos Intl
STLGRU
Lambert-St Louis
Wed 9/23
8:55 am-9:50 am
2 stops22h 55m
Sao Paulo Guarulhos Intl
Wed 9/30
9:00 pm-2:00 pm
2 stops19h 00m
$1,377
Showing 1-10 of 28 resultsSorted by cheapest first
Compare providers for flights from St. Louis to Sao Paulo
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 St. Louis to Sao Paulo in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 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 St. Louis-Sao Paulo flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on St. Louis-Sao Paulo flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from St. Louis-Sao Paulo flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on St. Louis-Sao Paulo flights, Cheapflights users trust FlightHub the most. FlightHub 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 St. Louis-Sao Paulo 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 St. Louis to Sao Paulo
Have a flexible travel schedule? Discover the best time to fly to Sao Paulo from St. Louis with our price prediction graph.
STL-SAO
STL-GRU
STL-VCP
STL-CGH
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 St. Louis to Sao Paulo
STL-SAO
STL-GRU
STL-VCP
STL-CGH
What is the cheapest month to book a flight from St. Louis to Sao Paulo?
Currently, September is the cheapest month in which you can book a flight from St. Louis to Sao Paulo (average of $834). Flying from St. Louis to Sao Paulo in June is currently the most expensive (average of $1,651). 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.
Reviews of airlines servicing Sao Paulo
Get insights into the airlines that provide service to Sao Paulo. 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 Sao Paulo. Reviews last updated September 8, 2026.
Read through reviews of airlines operating flights from St. Louis to Sao Paulo, such as Delta,American Airlines, andAir Canada. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.5
Overall
7.8
Boarding
8.1
Comfort
7.8
Entertainment
7.8
Food
7.2
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
Crew
8.5
Overall
7.8
Boarding
8.1
Comfort
7.8
Entertainment
7.8
Food
7.2
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
Crew
8.5
Overall
7.8
Boarding
8.1
Comfort
7.8
Entertainment
7.8
Food
7.2
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
Crew
8.5
Overall
7.8
Boarding
8.1
Comfort
7.8
Entertainment
7.8
Food
7.2
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
Related info for your journey
Find useful and relevant information for your journey from St. Louis to Sao Paulo. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Sao Paulo?
Book flights to Sao Paulo if you plan to visit one of these locationsSantos
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St. Louis and Sao Paulo flights
Browse other St. Louis and Sao Paulo flight options. Last updated on September 8, 2026.
Other flights from St. Louis
Browse through other flights departing from St. Louis. Flights are based on user searches made on Cheapflights and were last updated on September 8, 2026.
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Other flights to Sao Paulo
Explore flights to Sao Paulo departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 8, 2026.
Top 2 airlines flying from St. Louis to Sao Paulo
Discover the top 2 airlines that operate flights from St. Louis 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 7,457,451 searches. Data last updated September 8, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$1,179 | Average$1,403 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$1,188 | Average$1,530 | FlexibilityNo cancel fee | On-time71% |