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Cheap flights from St. Louis (STL) to Santos Dumont (SDU) from $390

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 6/20. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
STL — SDU
may. 21 — may. 281
From?
To?
mar. 5/21
mar. 5/28
1 adult, Economy
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What is the cheapest month to fly from St. Louis to Rio de Janeiro Santos Dumont Airport?

Flights from St. Louis to Rio de Janeiro Santos Dumont Airport lean towards being more expensive in June. Prices are generally better when you fly from St. Louis to Rio de Janeiro Santos Dumont Airport in October, with the cheapest ticket starting at $839.

When is the cheapest time to fly from St. Louis to Rio de Janeiro Santos Dumont Airport (STL - SDU)?

When flying from St. Louis to Rio de Janeiro Santos Dumont Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Cheap GOL flights from St. Louis to Santos Dumont

Explore cheap flight options specifically provided by GOL for the route between St. Louis and Santos Dumont. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated mayo 16, 2024.
Peruse some of the lowest-priced GOL flights we've found from St. Louis to Rio de Janeiro. Make sure to check back often as deals are often changing.
dom. 8/115:31 amSTL - SDU
2 stops25h 19mGOL
dom. 8/189:35 amSDU - STL
2 stops39h 25mGOL
Deal found 5/15$846
dom. 6/305:00 amSTL - SDU
2 stops25h 55mGOL
sáb. 7/205:50 pmSDU - STL
2 stops31h 17mGOL
Deal found 5/16$1,485

Cheap LATAM Airlines flights from St. Louis to Santos Dumont

Explore cheap flight options specifically provided by LATAM Airlines for the route between St. Louis and Santos Dumont. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated mayo 16, 2024.
Browse through some of the cheapest LATAM Airlines flights traveling from St. Louis to Rio de Janeiro. Deals frequently update to provide users with more options.
sáb. 8/175:05 pmSTL - SDU
2 stops24h 40mLATAM Airlines
mié. 8/216:05 amSDU - STL
2 stops19h 34mLATAM Airlines
Deal found 5/14$1,031
mié. 6/1210:15 amSTL - SDU
2 stops33h 15mLATAM Airlines
dom. 8/186:05 amSDU - STL
2 stops37h 59mLATAM Airlines
Deal found 5/15$1,174
sáb. 6/156:05 amSTL - SDU
2 stops30h 20mLATAM Airlines
sáb. 6/221:15 pmSDU - STL
2 stops36h 28mLATAM Airlines
Deal found 5/16$1,186
dom. 6/301:06 pmSTL - SDU
2 stops30h 24mLATAM Airlines
sáb. 7/206:05 amSDU - STL
2 stops28h 57mLATAM Airlines
Deal found 5/15$1,191
jue. 7/256:00 amSTL - SDU
2 stops28h 35mLATAM Airlines
vie. 12/206:50 pmSDU - STL
2 stops28h 53mLATAM Airlines
Deal found 5/15$1,200
sáb. 10/122:05 pmSTL - SDU
2 stops16h 55mLATAM Airlines
sáb. 10/268:20 pmSDU - STL
2 stops29h 15mLATAM Airlines
Deal found 5/15$4,480

Cheap St. Louis to Santos Dumont flights in May & June 2024

Find cheap flight options from St. Louis to Santos Dumont specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,637,452 searches. Prices were last updated on mayo 16, 2024.
These are some of the best deals we've found on flights to Rio de Janeiro in 2024 at this time. For more flight deals, be sure to check back very soon.
mié. 6/129:50 amSTL - SDU
2 stops32h 45mAir Canada
mié. 6/197:40 amSDU - STL
2 stops38h 21mAir Canada
Deal found 5/15$1,092
mar. 6/46:30 pmSTL - SDU
2 stops17h 25mLATAM Airlines
sáb. 8/312:45 pmSDU - STL
2 stops20h 57mLATAM Airlines
Deal found 5/16$1,115
mié. 6/129:50 amSTL - SDU
2 stops32h 45mMultiple Airlines
mié. 6/193:45 pmSDU - STL
2 stops30h 16mMultiple Airlines
Deal found 5/15$1,129
mié. 6/1210:15 amSTL - SDU
2 stops33h 15mLATAM Airlines
dom. 8/186:05 amSDU - STL
2 stops37h 59mLATAM Airlines
Deal found 5/15$1,174
mié. 6/129:50 amSTL - SDU
2 stops32h 45mMultiple Airlines
mié. 6/192:10 pmSDU - STL
3 stops29h 18mMultiple Airlines
Deal found 5/15$1,185
sáb. 6/156:05 amSTL - SDU
2 stops30h 20mLATAM Airlines
sáb. 6/221:15 pmSDU - STL
2 stops36h 28mLATAM Airlines
Deal found 5/16$1,186
dom. 6/301:06 pmSTL - SDU
2 stops30h 24mLATAM Airlines
sáb. 7/206:05 amSDU - STL
2 stops28h 57mLATAM Airlines
Deal found 5/15$1,191
mié. 6/129:50 amSTL - SDU
2 stops32h 45mMultiple Airlines
dom. 8/189:45 pmSDU - STL
3 stops26h 29mMultiple Airlines
Deal found 5/15$1,198
sáb. 6/155:31 pmSTL - SDU
2 stops25h 04mMultiple Airlines
vie. 6/285:45 pmSDU - STL
2 stops22h 51mMultiple Airlines
Deal found 5/16$1,250

St. Louis to Santos Dumont 2024 flight deals

Discover exclusive flight deals for travel between St. Louis and Santos Dumont in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated mayo 16, 2024.
These are some of the best deals we've found on flights to Rio de Janeiro in 2024 at this time. For more flight deals, be sure to check back very soon.
mar. 8/1311:26 amSTL - SDU
3 stops25h 49mMultiple Airlines
mié. 8/147:45 pmSDU - STL
2 stops23h 45mMultiple Airlines
Deal found 5/16$845
dom. 8/115:31 amSTL - SDU
2 stops25h 19mGOL
dom. 8/189:35 amSDU - STL
2 stops39h 25mGOL
Deal found 5/15$846
mar. 8/1310:11 amSTL - SDU
2 stops21h 19mMultiple Airlines
mié. 8/142:00 pmSDU - STL
2 stops29h 30mMultiple Airlines
Deal found 5/16$857
mar. 8/1311:26 amSTL - SDU
3 stops24h 54mMultiple Airlines
mié. 8/147:15 pmSDU - STL
3 stops24h 15mMultiple Airlines
Deal found 5/16$943
sáb. 8/175:05 pmSTL - SDU
2 stops24h 40mLATAM Airlines
mié. 8/216:05 amSDU - STL
2 stops19h 34mLATAM Airlines
Deal found 5/14$1,031
dom. 8/116:19 pmSTL - SDU
2 stops26h 06mMultiple Airlines
dom. 8/189:45 pmSDU - STL
3 stops26h 29mMultiple Airlines
Deal found 5/15$1,036
mié. 6/129:50 amSTL - SDU
2 stops32h 45mAir Canada
mié. 6/197:40 amSDU - STL
2 stops38h 21mAir Canada
Deal found 5/15$1,092
lun. 10/711:51 amSTL - SDU
2 stops31h 39mLATAM Airlines
vie. 10/111:15 pmSDU - STL
2 stops36h 20mLATAM Airlines
Deal found 5/16$1,096
vie. 10/1112:00 pmSTL - SDU
2 stops30h 35mMultiple Airlines
vie. 10/1810:15 pmSDU - STL
2 stops48h 50mMultiple Airlines
Deal found 5/16$1,109

One-way flights to Santos Dumont from St. Louis

Search for one-way flight options from St. Louis to Santos Dumont. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated mayo 16, 2024.
Some of the best available deals we've found on one-way flights from St. Louis to Rio de Janeiro. Those needing a return flight from St. Louis to Rio de Janeiro can use the search form above.
jue. 6/207:44 pmSTL - SDU
3 stops41h 31mMultiple Airlines
Deal found 5/15$390
lun. 9/99:20 pmSTL - SDU
3 stops45h 15mMultiple Airlines
Deal found 5/15$420
jue. 6/208:12 pmSTL - SDU
2 stops36h 33mMultiple Airlines
Deal found 5/15$422
mar. 9/310:34 amSTL - SDU
2 stops32h 01mMultiple Airlines
Deal found 5/15$474
mié. 6/127:29 pmSTL - SDU
3 stops33h 41mMultiple Airlines
Deal found 5/15$495
vie. 6/147:44 pmSTL - SDU
3 stops35h 36mMultiple Airlines
Deal found 5/15$504
dom. 8/47:31 pmSTL - SDU
3 stops47h 04mMultiple Airlines
Deal found 5/15$535
lun. 9/99:20 pmSTL - SDU
2 stops45h 15mMultiple Airlines
Deal found 5/15$552
dom. 8/47:31 pmSTL - SDU
2 stops37h 14mMultiple Airlines
Deal found 5/15$583

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 2,637,452 searches. Data last updated mayo 16, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$846 - $1,331

Route

Depart

Return

Price

Lambert-St LouisRio de Janeiro Santos Dumont

STL - SDU

STLSDU

Lambert-St Louis

dom. 8/11

2 stops25h 19m

Rio de Janeiro Santos Dumont

dom. 8/18

2 stops39h 25m

$846

Lambert-St LouisRio de Janeiro Santos Dumont

STL - SDU

STLSDU

Lambert-St Louis

sáb. 8/17

2 stops24h 40m

Rio de Janeiro Santos Dumont

mié. 8/21

2 stops19h 34m

$1,031

Lambert-St LouisRio de Janeiro Santos Dumont

STL - SDU

STLSDU

Lambert-St Louis

dom. 8/11

2 stops26h 06m

Rio de Janeiro Santos Dumont

dom. 8/18

3 stops26h 29m

$1,036

Lambert-St LouisRio de Janeiro Santos Dumont

STL - SDU

STLSDU

Lambert-St Louis

mié. 6/12

2 stops32h 45m

Rio de Janeiro Santos Dumont

mié. 6/19

2 stops38h 21m

$1,092

Lambert-St LouisRio de Janeiro Santos Dumont

STL - SDU

STLSDU

Lambert-St Louis

mié. 6/12

2 stops32h 45m

Rio de Janeiro Santos Dumont

mié. 6/19

2 stops30h 16m

$1,129

Lambert-St LouisRio de Janeiro Santos Dumont

STL - SDU

STLSDU

Lambert-St Louis

lun. 10/14

2 stops26h 30m

Rio de Janeiro Santos Dumont

lun. 10/28

2 stops28h 03m

$1,146

Lambert-St LouisRio de Janeiro Santos Dumont

STL - SDU

STLSDU

Lambert-St Louis

mié. 6/12

2 stops33h 15m

Rio de Janeiro Santos Dumont

dom. 8/18

2 stops37h 59m

$1,174

Lambert-St LouisRio de Janeiro Santos Dumont

STL - SDU

STLSDU

Lambert-St Louis

mié. 6/12

2 stops32h 45m

Rio de Janeiro Santos Dumont

mié. 6/19

3 stops29h 18m

$1,185

Lambert-St LouisRio de Janeiro Santos Dumont

STL - SDU

STLSDU

Lambert-St Louis

sáb. 6/1

2 stops24h 30m

Rio de Janeiro Santos Dumont

mar. 6/4

2 stops25h 27m

$1,331

Flights are sorted by cheapest first

Deals found on 5/15

No data available for this route at this time. Please check back soon.

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 mayo 16, 2024.
Get a feel of what it's like to fly with GOL, LATAM Airlines and Air Canada 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.
LATAM Airlines
7.6
Good
2,405 reviews
Check prices

Comfort

7.4

Overall

7.6

Boarding

7.6

Crew

8.1

Entertainment

7.1

Food

6.8

Reviews

1 / 10

I almost lost my connection flight because of tehe delay, but the worst part was that the crew didn’t help me at all

LATAM Airlines
7.6
Good
2,405 reviews
LATAM Airlines
7.6
Good
2,405 reviews
Check prices

Comfort

7.4

Overall

7.6

Boarding

7.6

Crew

8.1

Entertainment

7.1

Food

6.8

Reviews

1 / 10

I almost lost my connection flight because of tehe delay, but the worst part was that the crew didn’t help me at all

GOL
7.5
Good
1,299 reviews
LATAM Airlines
7.6
Good
2,405 reviews
Check prices

Comfort

7.4

Overall

7.6

Boarding

7.6

Crew

8.1

Entertainment

7.1

Food

6.8

Reviews

1 / 10

I almost lost my connection flight because of tehe delay, but the worst part was that the crew didn’t help me at all

United Airlines
7.4
Good
10,924 reviews
LATAM Airlines
7.6
Good
2,405 reviews
Check prices

Comfort

7.4

Overall

7.6

Boarding

7.6

Crew

8.1

Entertainment

7.1

Food

6.8

Reviews

1 / 10

I almost lost my connection flight because of tehe delay, but the worst part was that the crew didn’t help me at all

Air Canada
7.0
Good
6,947 reviews
LATAM Airlines
7.6
Good
2,405 reviews
Check prices

Comfort

7.4

Overall

7.6

Boarding

7.6

Crew

8.1

Entertainment

7.1

Food

6.8

Reviews

1 / 10

I almost lost my connection flight because of tehe delay, but the worst part was that the crew didn’t help me at all

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 flights from St. Louis to Rio de Janeiro Santos Dumont Airport for under $900 on Cheapflights?

    Yes, there are multiple flights from St. Louis to Rio de Janeiro Santos Dumont Airport for under $900. The cheapest flight booked recently is on GOL for just $846, but on average you can expect to pay $1,848.

  • What does STL to SDU mean?

    These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Lambert-St Louis Airport to Rio de Janeiro Santos Dumont Airport flight would often be abbreviated as a STL to SDU flight.

  • Can I find deals for flights from St. Louis to Santos Dumont that include extra baggage allowance?

    The amount of baggage you can bring on your St. Louis to Santos Dumont flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from St. Louis to Santos Dumont with specific airlines?

    Yes, Cheapflights allows you to browse and filter St. Louis to Santos Dumont flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • 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.

  • Can I find deals for flights from St. Louis to Santos Dumont that allow pets onboard?

    Many airlines flying from St. Louis to Santos Dumont offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from St. Louis to Santos Dumont?

    Yes, you can often find last-minute deals on St. Louis to Santos Dumont flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the St. Louis to Rio de Janeiro Santos Dumont Airport flight deals updated?

    The St. Louis to Rio de Janeiro Santos Dumont Airport flight deals you see on this page were last updated on 5/16.

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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Search flights from St. Louis to Santos Dumont by cabin class

Find flights from St. Louis to Santos Dumont, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Fly with Cheapflights

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How does Cheapflights help users find flights from St. Louis to Santos Dumont?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from St. Louis to Santos Dumont. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from St. Louis to Santos Dumont?

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Can Cheapflights find flights from St. Louis to Santos Dumont with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from St. Louis to Santos Dumont flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from St. Louis to Santos Dumont become cheaper?

Yes! Start tracking prices for St. Louis to Santos Dumont flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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