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Santos Dumont

$437+ Cheap flights from Missouri to Santos Dumont, Brazil (SDU)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/28. Fares are subject to change and may not be available on all flights or dates of travel.
STL — SDU
Nov 14 — Nov 211
Fri 11/14
Fri 11/21
1 adult, Economy
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Find flight deals from Missouri to Santos Dumont

Cheapest flights from Missouri to Santos Dumont
Explore the most affordable flight options available from Missouri to Santos Dumont. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 15, 2025.

This Mytrip deal was found by Cheapflights users on 10/15. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/187:15 pmSTL - SDU
2 stops25h 10mMultiple Airlines
Sat 11/810:30 amSDU - STL
3 stops33h 46mMultiple Airlines
Deal found 10/15$1,164
This GOL deal was found by Cheapflights users on 10/14. 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 11/2811:07 amSTL - SDU
2 stops25h 53mGOL
Fri 12/56:00 amSDU - STL
2 stops20h 59mGOL
Deal found 10/14$1,234
This United Airlines deal was found by Cheapflights users on 10/14. 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.
Sat 11/293:00 pmMCI - SDU
2 stops23h 45mUnited Airlines
Sat 12/65:30 pmSDU - MCI
2 stops20h 09mUnited Airlines
Deal found 10/14$1,407
This Mytrip deal was found by Cheapflights users on 10/14. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/226:15 pmMCI - SDU
2 stops25h 10mMultiple Airlines
Fri 1/26:00 amSDU - MCI
2 stops19h 59mMultiple Airlines
Deal found 10/14$1,921
This Ovago deal was found by Cheapflights users on 10/14. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/196:00 pmSTL - SDU
2 stops25h 25mGOL
Sun 1/48:25 pmSDU - STL
2 stops29h 10mGOL
Deal found 10/14$2,135
This GOL deal was found by Cheapflights users on 10/14. 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 12/266:00 pmSTL - SDU
2 stops35h 55mGOL
Wed 1/76:00 amSDU - STL
2 stops20h 59mGOL
Deal found 10/14$2,645
This Mytrip deal was found by Cheapflights users on 10/14. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/264:05 pmSTL - SDU
2 stops19h 30mMultiple Airlines
Wed 1/77:35 amSDU - STL
3 stops30h 26mMultiple Airlines
Deal found 10/14$3,466
This Ovago deal was found by Cheapflights users on 10/15. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/233:35 pmMCI - SDU
2 stops18h 40mLATAM Airlines
Wed 12/318:05 pmSDU - MCI
2 stops18h 27mLATAM Airlines
Deal found 10/15$4,979
This Ovago deal was found by Cheapflights users on 10/15. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/293:35 pmMCI - SDU
2 stops18h 40mLATAM Airlines
Tue 1/138:05 pmSDU - MCI
2 stops19h 40mLATAM Airlines
Deal found 10/15$5,811
This Delta deal was found by Cheapflights users on 10/14. 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 12/255:13 pmSTL - SDU
2 stops17h 02mDelta
Tue 1/68:05 pmSDU - STL
2 stops18h 45mDelta
Deal found 10/14$8,182

Cheap flight deals from Missouri to Santos Dumont

Keep the following information in mind while searching for Missouri to Santos Dumont flight deals. Data was last updated October 15, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,086
(GOL)

One-way from

$437
(Mytrip)

Popular in

December

Cheapest in

May

Average price

$1,079
Provider with most accurate pricing for Lambert-St Louis-Rio de Janeiro (RIO) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lambert-St Louis-Rio de Janeiro (RIO) flights.
Search Deals
From Missouri to Rio de Janeiro Santos Dumont
Search Deals
One-way flight from Missouri to Rio de Janeiro Santos Dumont
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($117 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($62 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Missouri to Santos Dumont 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 October 15, 2025.
Use the filters below to find and compare flights from Missouri to Rio de Janeiro Santos Dumont Airport that are best for you.

Fly from

Missouri

Fly to

Santos Dumont

Route

Depart

Return

Price

St. LouisRio de Janeiro

STL - SDU

STLSDU

Lambert-St Louis

Fri 3/20

11:30 am-2:10 pm

2 stops24h 40m

Rio de Janeiro Santos Dumont

Fri 3/27

6:00 am-11:37 pm

2 stops19h 37m

$1,086

St. LouisRio de Janeiro

STL - SDU

STLSDU

Lambert-St Louis

Wed 2/18

4:59 pm-2:10 pm

2 stops42h 11m

Rio de Janeiro Santos Dumont

Sun 2/22

6:00 am-10:29 am

2 stops31h 29m

$1,086

Kansas CityRio de Janeiro

MCI - SDU

MCISDU

Kansas City

Wed 3/11

9:59 am-9:25 am

2 stops21h 26m

Rio de Janeiro Santos Dumont

Fri 3/13

8:05 pm-6:08 pm

2 stops24h 03m

$1,197

St. LouisRio de Janeiro

STL - SDU

STLSDU

Lambert-St Louis

Fri 11/28

11:07 am-4:00 pm

2 stops25h 53m

Rio de Janeiro Santos Dumont

Fri 12/5

6:00 am-11:59 pm

2 stops20h 59m

$1,234

Kansas CityRio de Janeiro

MCI - SDU

MCISDU

Kansas City

Sat 11/29

3:00 pm-5:45 pm

2 stops23h 45m

Rio de Janeiro Santos Dumont

Sat 12/6

5:30 pm-10:39 am

2 stops20h 09m

$1,407

Kansas CityRio de Janeiro

MCI - SDU

MCISDU

Kansas City

Mon 12/22

6:15 pm-10:25 pm

2 stops25h 10m

Rio de Janeiro Santos Dumont

Fri 1/2

6:00 am-10:59 pm

2 stops19h 59m

$1,921

St. LouisRio de Janeiro

STL - SDU

STLSDU

Lambert-St Louis

Fri 12/19

6:00 pm-10:25 pm

2 stops25h 25m

Rio de Janeiro Santos Dumont

Sun 1/4

8:25 pm-10:35 pm

2 stops29h 10m

$2,135

St. LouisRio de Janeiro

STL - SDU

STLSDU

Lambert-St Louis

Fri 12/26

6:00 pm-8:55 am

2 stops35h 55m

Rio de Janeiro Santos Dumont

Wed 1/7

6:00 am-11:59 pm

2 stops20h 59m

$2,645

St. LouisRio de Janeiro

STL - SDU

STLSDU

Lambert-St Louis

Fri 12/26

4:05 pm-2:35 pm

2 stops19h 30m

Rio de Janeiro Santos Dumont

Wed 1/7

7:35 am-11:01 am

3 stops30h 26m

$3,466

Kansas CityRio de Janeiro

MCI - SDU

MCISDU

Kansas City

Thu 1/1

4:12 pm-1:15 pm

2 stops18h 03m

Rio de Janeiro Santos Dumont

Wed 1/14

8:05 pm-12:45 pm

2 stops19h 40m

$3,954

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/15

Showing 1-10 of 16 results
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Best time to book a flight from Missouri to Santos Dumont

Have a flexible travel schedule? Discover the best time to fly to Santos Dumont from Missouri 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 Missouri to Rio de Janeiro Santos Dumont Airport
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 Missouri to Santos Dumont. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Missouri to Rio de Janeiro Santos Dumont Airport?

    GOL, LATAM Airlines, and United Airlines can get you from Missouri to Rio de Janeiro Santos Dumont Airport in just under 21h 26m. Your travel time can differ by up to 3h 14m. The distance from Missouri to Rio de Janeiro Santos Dumont Airport is about 5431 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • Can I find deals for flights from Missouri to Santos Dumont that include hotel bookings?

    Yes. In addition to deals on Missouri to Santos Dumont flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Missouri to Santos Dumont?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Missouri to Santos Dumont.

  • Can I find deals for business class flights from Missouri to Santos Dumont?

    Yes. Cheapflights offers flight deals from Missouri to Santos Dumont by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Alternative routes for Missouri to Santos Dumont

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Rio de Janeiro–Galeão Intl flights
Miami to Rio de Janeiro–Galeão Intl flights
John F Kennedy Intl to Santos Dumont flights
Newark to Rio de Janeiro–Galeão Intl flights
LaGuardia to Rio de Janeiro–Galeão Intl flights
Dulles Intl to Rio de Janeiro–Galeão Intl flights
Dallas/Fort Worth to Rio de Janeiro–Galeão Intl flights
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Baltimore to Rio de Janeiro–Galeão Intl flights
Miami to Santos Dumont flights
Reagan-National to Rio de Janeiro–Galeão Intl flights
Los Angeles to Rio de Janeiro–Galeão Intl flights
LaGuardia to Santos Dumont flights
Atlanta to Rio de Janeiro–Galeão Intl flights
Dulles Intl to Santos Dumont flights
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Hobby to Rio de Janeiro–Galeão Intl flights
Orlando to Rio de Janeiro–Galeão Intl flights
Boston to Rio de Janeiro–Galeão Intl flights
Los Angeles to Santos Dumont flights
Fort Lauderdale to Rio de Janeiro–Galeão Intl flights
O'Hare Intl to Rio de Janeiro–Galeão Intl flights
George Bush Intcntl to Rio de Janeiro–Galeão Intl flights
Austin to Rio de Janeiro–Galeão Intl flights
Fort Lauderdale to Santos Dumont flights
Dallas/Fort Worth to Santos Dumont flights
San Francisco to Santos Dumont flights
Boston to Santos Dumont flights
Orlando to Santos Dumont flights
O'Hare Intl to Santos Dumont flights
Austin to Santos Dumont flights
Midway to Rio de Janeiro–Galeão Intl flights
Seattle to Rio de Janeiro–Galeão Intl flights
Atlanta to Santos Dumont flights
Love Field to Rio de Janeiro–Galeão Intl flights
Raleigh to Rio de Janeiro–Galeão Intl flights
Tampa to Rio de Janeiro–Galeão Intl flights
Sky Harbor Intl to Rio de Janeiro–Galeão Intl flights
Philadelphia to Rio de Janeiro–Galeão Intl flights
Minneapolis to Rio de Janeiro–Galeão Intl flights
San Diego to Rio de Janeiro–Galeão Intl flights
Seattle to Santos Dumont flights
Philadelphia to Santos Dumont flights
Denver to Rio de Janeiro–Galeão Intl flights
Las Vegas to Rio de Janeiro–Galeão Intl flights

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