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Santos Dumont

$665+ Cheap flights from Kentucky 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 8/9. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — SDU
Mar 14 — Mar 211
Sat 3/14
Sat 3/21
1 adult, Economy
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Cheap flight deals from Kentucky to Santos Dumont

Cheapest flights from Kentucky to Santos Dumont
Explore the most affordable flight options available from Kentucky to Santos Dumont. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 12, 2026.

This Air Canada deal was found by Cheapflights users on 2/9. 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.
Fri 9/183:45 pm
BNA
-
SDU
2 stops26h 30m
Air Canada
Mon 9/211:45 pm
SDU
-
BNA
2 stops33h 09m
Air Canada
Deal found 2/9$773
This Mytrip deal was found by Cheapflights users on 2/8. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/245:33 pm
BNA
-
SDU
3 stops25h 47m
Multiple Airlines
Tue 3/315:30 pm
SDU
-
BNA
2 stops21h 59m
Multiple Airlines
Deal found 2/8$774
This Air Canada deal was found by Cheapflights users on 2/10. 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 5/63:45 pm
BNA
-
SDU
2 stops23h 00m
Multiple Airlines
Mon 5/111:45 pm
SDU
-
BNA
2 stops33h 11m
Multiple Airlines
Deal found 2/10$953
This Air Canada deal was found by Cheapflights users on 2/12. 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 5/68:15 am
BNA
-
SDU
2 stops30h 30m
Air Canada
Mon 5/111:45 pm
SDU
-
BNA
2 stops27h 20m
Air Canada
Deal found 2/12$954
This Mytrip deal was found by Cheapflights users on 2/11. 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.
Sun 3/295:33 pm
BNA
-
SDU
2 stops23h 07m
Multiple Airlines
Sun 4/510:50 am
SDU
-
BNA
2 stops34h 56m
Multiple Airlines
Deal found 2/11$1,028
This Orbitz deal was found by Cheapflights users on 2/11. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1010:25 am
BNA
-
SDU
2 stops29h 20m
Air Canada
Sat 10/177:55 am
SDU
-
BNA
2 stops38h 59m
Air Canada
Deal found 2/11$1,108
This KAYAK deal was found by Cheapflights users on 2/9. 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.
Wed 4/151:00 pm
SDF
-
SDU
2 stops23h 10m
LATAM Airlines
Wed 4/221:55 pm
SDU
-
SDF
2 stops23h 16m
LATAM Airlines
Deal found 2/9$1,148
This Orbitz deal was found by Cheapflights users on 2/11. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/283:35 pm
BNA
-
SDU
2 stops26h 40m
Multiple Airlines
Mon 8/318:15 pm
SDU
-
BNA
2 stops18h 49m
Multiple Airlines
Deal found 2/11$1,189
This Orbitz deal was found by Cheapflights users on 2/11. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/173:45 pm
BNA
-
SDU
2 stops23h 00m
Multiple Airlines
Sun 6/211:55 pm
SDU
-
BNA
2 stops25h 29m
Multiple Airlines
Deal found 2/11$1,201
This United Airlines deal was found by Cheapflights users on 2/9. 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.
Wed 4/155:43 pm
SDF
-
SDU
2 stops22h 02m
United Airlines
Wed 4/221:45 pm
SDU
-
SDF
2 stops24h 32m
United Airlines
Deal found 2/9$1,322
This FlightHub deal was found by Cheapflights users on 2/10. 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 8/263:24 pm
SDF
-
SDU
2 stops16h 11m
LATAM Airlines
Mon 8/318:15 pm
SDU
-
SDF
2 stops16h 18m
LATAM Airlines
Deal found 2/10$1,372
This KAYAK deal was found by Cheapflights users on 2/10. 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.
Sun 8/97:32 pm
SDF
-
SDU
2 stops20h 13m
Azul
Sat 8/155:30 pm
SDU
-
SDF
2 stops17h 47m
Azul
Deal found 2/10$1,421

Find flight deals from Kentucky to Santos Dumont

Keep the following information in mind while searching for Kentucky to Santos Dumont flight deals. Data was last updated February 12, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$774
(Mytrip)

One-way from

$665
(FlightHub)

Popular in

April

Cheapest in

May

Average price

$1,189
Provider with most accurate pricing for Louisville Intl-Rio de Janeiro (RIO) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Louisville Intl-Rio de Janeiro (RIO) flights.
Search Deals
From Kentucky to Rio de Janeiro Santos Dumont
Search Deals
One-way flight from Kentucky to Rio de Janeiro Santos Dumont
Search Deals
High demand for flights, 2% potential price rise
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($53 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Kentucky 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 February 12, 2026.
Use the filters below to find and compare flights from Kentucky to Rio de Janeiro Santos Dumont Airport that are best for you.

Fly from

Kentucky

Fly to

Santos Dumont

Route

Depart

Return

Price

NashvilleRio de Janeiro

BNA - SDU

BNASDU

Nashville Intl

Tue 3/24

5:33 pm-9:20 pm

3 stops25h 47m

Rio de Janeiro Santos Dumont

Tue 3/31

5:30 pm-1:29 pm

2 stops21h 59m

$774

NashvilleRio de Janeiro

BNA - SDU

BNASDU

Nashville Intl

Wed 5/6

8:15 am-4:45 pm

2 stops30h 30m

Rio de Janeiro Santos Dumont

Mon 5/11

1:45 pm-3:05 pm

2 stops27h 20m

$953

NashvilleRio de Janeiro

BNA - SDU

BNASDU

Nashville Intl

Wed 5/6

3:45 pm-4:45 pm

2 stops23h 00m

Rio de Janeiro Santos Dumont

Mon 5/11

1:45 pm-8:56 pm

2 stops33h 11m

$953

NashvilleRio de Janeiro

BNA - SDU

BNASDU

Nashville Intl

Sun 3/29

5:33 pm-6:40 pm

2 stops23h 07m

Rio de Janeiro Santos Dumont

Sun 4/5

10:50 am-7:46 pm

2 stops34h 56m

$1,028

LouisvilleRio de Janeiro

SDF - SDU

SDFSDU

Louisville Intl

Wed 4/15

1:00 pm-1:10 pm

2 stops23h 10m

Rio de Janeiro Santos Dumont

Wed 4/22

1:55 pm-12:11 pm

2 stops23h 16m

$1,148

NashvilleRio de Janeiro

BNA - SDU

BNASDU

Nashville Intl

Thu 3/12

7:44 am-9:30 am

3 stops23h 46m

Rio de Janeiro Santos Dumont

Wed 3/18

6:00 am-7:46 pm

2 stops15h 46m

$1,202

LouisvilleRio de Janeiro

SDF - SDU

SDFSDU

Louisville Intl

Wed 4/15

5:43 pm-4:45 pm

2 stops22h 02m

Rio de Janeiro Santos Dumont

Wed 4/22

1:45 pm-1:17 pm

2 stops24h 32m

$1,322

LouisvilleRio de Janeiro

SDF - SDU

SDFSDU

Louisville Intl

Sun 8/9

7:32 pm-4:45 pm

2 stops20h 13m

Rio de Janeiro Santos Dumont

Sat 8/15

5:30 pm-10:17 am

2 stops17h 47m

$1,421

NashvilleRio de Janeiro

BNA - SDU

BNASDU

Nashville Intl

Sat 2/28

2:25 pm-5:45 pm

2 stops24h 20m

Rio de Janeiro Santos Dumont

Tue 3/3

1:50 pm-7:50 pm

2 stops33h 00m

$1,467

LouisvilleRio de Janeiro

SDF - SDU

SDFSDU

Louisville Intl

Wed 2/25

2:35 pm-4:45 pm

2 stops24h 10m

Rio de Janeiro Santos Dumont

Sun 3/1

2:50 pm-2:47 pm

2 stops25h 57m

$1,589

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/10

Showing 1-10 of 14 results
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Best time to book a flight from Kentucky to Santos Dumont

Have a flexible travel schedule? Discover the best time to fly to Santos Dumont from Kentucky 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 Kentucky 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 Kentucky 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 Kentucky to Rio de Janeiro Santos Dumont Airport?

    A quick flight from Kentucky to Rio de Janeiro Santos Dumont Airport can take about 22h 02m. Air Canada provides one of the quickest options available for as low as $1,322. Airlines will cover a distance of 5039 mi. This flight may include one or multiple stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Kentucky 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 Kentucky 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
Dulles Intl to Rio de Janeiro–Galeão Intl flights
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LaGuardia to Rio de Janeiro–Galeão Intl flights
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Atlanta to Rio de Janeiro–Galeão Intl flights
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Boston to Rio de Janeiro–Galeão Intl flights
O'Hare Intl to Santos Dumont flights
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San Francisco to Rio de Janeiro–Galeão Intl flights
George Bush Intcntl to Rio de Janeiro–Galeão Intl flights
Seattle to Santos Dumont flights
Fort Lauderdale to Rio de Janeiro–Galeão Intl flights
Boston to Santos Dumont flights
Austin to Rio de Janeiro–Galeão Intl flights
Fort Lauderdale to Santos Dumont flights
Dallas/Fort Worth to Santos Dumont flights
Raleigh to Rio de Janeiro–Galeão Intl flights
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Atlanta to Santos Dumont flights
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Tampa to Rio de Janeiro–Galeão Intl flights
Raleigh to Santos Dumont flights
Philadelphia to Santos Dumont flights
Tampa to Santos Dumont flights
Philadelphia to Rio de Janeiro–Galeão Intl flights

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