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Santos Dumont

$476+ Cheap flights from St. Louis (STL) 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 2/2. Fares are subject to change and may not be available on all flights or dates of travel.
STL — SDU
Dec 23 — Dec 301
Mon 12/23
Mon 12/30
1 adult, Economy
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Cheap flight deals from St. Louis to Santos Dumont

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Santos Dumont (SDU). 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 December 18, 2024.

Round-trip from

$814
(LATAM Airlines)

One-way from

$476
(Kiwi.com)
From Lambert-St Louis to Rio de Janeiro Santos Dumont
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One-way flight from Lambert-St Louis to Rio de Janeiro Santos Dumont
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Find flight deals from St. Louis to Santos Dumont

Cheapest flights from St. Louis to Santos Dumont
Explore the most affordable flight options available from St. Louis to Santos Dumont. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2024.

This FlightHub deal was found by Cheapflights users on 12/16. 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.
Mon 12/235:17 pmSTL - SDU
2 stops26h 03mLATAM Airlines
Mon 12/309:00 amSDU - STL
2 stops27h 08mLATAM Airlines
Deal found 12/16$1,452
This Expedia deal was found by Cheapflights users on 12/17. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/319:53 amSTL - SDU
2 stops25h 07mMultiple Airlines
Tue 1/76:00 amSDU - STL
2 stops37h 08mMultiple Airlines
Deal found 12/17$2,730
This Delta deal was found by Cheapflights users on 12/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/273:24 pmSTL - SDU
2 stops19h 51mDelta
Tue 1/72:40 pmSDU - STL
2 stops21h 43mDelta
Deal found 12/17$7,409

Find flights from St. Louis to Santos Dumont within your budget

Customize your flight search to find flights from St. Louis 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 December 18, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

St. LouisRio de Janeiro

STL - SDU

STLSDU

Lambert-St Louis

Mon 1/20

12:52 pm-11:55 am

2 stops20h 03m

Rio de Janeiro Santos Dumont

Wed 1/22

5:05 pm-9:22 am

2 stops19h 17m

$814

St. LouisRio de Janeiro

STL - SDU

STLSDU

Lambert-St Louis

Sat 3/15

5:33 pm-6:15 pm

2 stops22h 42m

Rio de Janeiro Santos Dumont

Sat 3/22

5:30 pm-9:51 am

2 stops18h 21m

$1,088

St. LouisRio de Janeiro

STL - SDU

STLSDU

Lambert-St Louis

Sun 2/2

4:28 pm-9:15 am

3 stops37h 47m

Rio de Janeiro Santos Dumont

Wed 2/5

9:00 pm-2:43 pm

2 stops20h 43m

$1,102

St. LouisRio de Janeiro

STL - SDU

STLSDU

Lambert-St Louis

Tue 1/7

4:44 pm-10:20 pm

2 stops26h 36m

Rio de Janeiro Santos Dumont

Tue 1/14

3:00 pm-4:08 pm

2 stops28h 08m

$1,588

St. LouisRio de Janeiro

STL - SDU

STLSDU

Lambert-St Louis

Sat 12/28

3:24 pm-1:10 pm

2 stops18h 46m

Rio de Janeiro Santos Dumont

Sun 1/5

8:15 pm-11:47 am

2 stops18h 32m

$10,349

St. LouisRio de Janeiro

STL - SDU

STLSDU

Lambert-St Louis

Sun 2/2

8:31 pm-5:55 pm

3 stops42h 24m

$476

St. LouisRio de Janeiro

STL - SDU

STLSDU

Lambert-St Louis

Wed 1/29

6:00 am-6:05 pm

2 stops33h 05m

$500

St. LouisRio de Janeiro

STL - SDU

STLSDU

Lambert-St Louis

Sat 2/8

4:44 pm-4:55 pm

2 stops45h 11m

$1,010

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Best time to book a flight from St. Louis to Santos Dumont

Have a flexible travel schedule? Discover the best time to fly to Santos Dumont from St. Louis 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.

Travel insights for flights from St. Louis to Santos Dumont

Get recent, data-driven insights about flights from St. Louis to Santos Dumont including ideal travel times, pricing trends, and more.

Rainfall in Santos Dumont by month

Plan your trip to Santos Dumont by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Rio de Janeiro Santos Dumont Airport ranges from 1.6 - 5.1 inches per month. January is typically the wettest month, when rainfall can reach 5.1 in. July is typically the driest time to visit Rio de Janeiro Santos Dumont Airport when rainfall is around 1.6 in.

Temperature in Santos Dumont by month

Plan your trip to Santos Dumont by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Rio de Janeiro Santos Dumont Airport, use this chart to help with planning. For those seeking warmer temperatures, February is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of June, when temperatures are typically at their lowest (around 69.8 F).

Reviews of airlines servicing Santos Dumont

Get insights into the airlines that provide service to Santos Dumont. 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 Santos Dumont. Reviews last updated December 18, 2024.
Get a feel of what it's like to fly with Delta and LATAM Airlines from St. Louis to Rio de Janeiro by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,604 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.6

Comfort

7.9

Food

7.3

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very good
8,604 reviews
Delta
8.0
Very good
8,604 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.6

Comfort

7.9

Food

7.3

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

LATAM Airlines
7.5
Good
1,879 reviews
Delta
8.0
Very good
8,604 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.6

Comfort

7.9

Food

7.3

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines
7.4
Good
9,059 reviews
Delta
8.0
Very good
8,604 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.6

Comfort

7.9

Food

7.3

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

GOL
7.3
Good
1,110 reviews
Delta
8.0
Very good
8,604 reviews

Entertainment

7.9

Boarding

8.2

Crew

8.6

Comfort

7.9

Food

7.3

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Santos Dumont. 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 St. Louis to Rio de Janeiro Santos Dumont?

    Most people fly from Lambert-St Louis (STL) if they book a flight from St. Louis to Rio de Janeiro Santos Dumont. On average, Lambert-St Louis has 0 outbound flights to Rio de Janeiro Santos Dumont per day from 0 airlines. Lambert-St Louis is conveniently located just 12.7 mi from St. Louis’s city center.

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

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

  • How can I find direct flights from St. Louis to Santos Dumont?

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

  • Can I find deals for business class flights from St. Louis to Santos Dumont?

    Yes. Cheapflights offers flight deals from St. Louis 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 St. Louis to Santos Dumont

See prices for flight routes from nearby airports that may be better suited for you.
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