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Santos Dumont

$359+ 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 12/23. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — SDU
Dec 2 — Dec 91
Tue 12/2
Tue 12/9
1 adult, Economy
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Find 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 November 2, 2025.

This Mytrip deal was found by Cheapflights users on 10/31. 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.
Thu 12/1111:19 amBNA - SDU
3 stops23h 51mMultiple Airlines
Wed 12/312:00 pmSDU - BNA
3 stops23h 09mMultiple Airlines
Deal found 10/31$1,061
This Mytrip deal was found by Cheapflights users on 11/1. 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 12/228:38 pmBNA - SDU
3 stops35h 07mMultiple Airlines
Fri 1/97:40 pmSDU - BNA
3 stops28h 32mMultiple Airlines
Deal found 11/1$1,348
This Mytrip deal was found by Cheapflights users on 11/1. 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 12/1612:00 pmBNA - SDU
2 stops19h 45mMultiple Airlines
Tue 12/232:00 pmSDU - BNA
3 stops23h 09mMultiple Airlines
Deal found 11/1$1,383
This United Airlines deal was found by Cheapflights users on 10/31. 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 12/612:45 pmBNA - SDU
2 stops19h 25mUnited Airlines
Sun 12/142:50 pmSDU - BNA
2 stops21h 42mUnited Airlines
Deal found 10/31$1,395
This Mytrip deal was found by Cheapflights users on 11/1. 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 12/228:38 pmBNA - SDU
3 stops33h 17mMultiple Airlines
Sun 1/48:40 pmSDU - BNA
3 stops29h 34mMultiple Airlines
Deal found 11/1$1,410
This Expedia deal was found by Cheapflights users on 10/31. 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.
Fri 11/143:09 pmSDF - SDU
2 stops16h 26mLATAM Airlines
Mon 11/172:00 pmSDU - SDF
2 stops29h 16mLATAM Airlines
Deal found 10/31$4,446

Cheap 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 November 2, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$821
(Mytrip)

One-way from

$359
(Kiwi.com)

Popular in

April

Cheapest in

May

Average price

$1,046
Provider with most accurate pricing for Louisville Intl-Rio de Janeiro (RIO) flight deals.
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Provider most trusted by Cheapflights users for Louisville Intl-Rio de Janeiro (RIO) flights.
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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, 3% potential price rise
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($48 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
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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 November 2, 2025.
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

Mon 2/23

6:10 am-9:25 am

3 stops24h 15m

Rio de Janeiro Santos Dumont

Fri 2/27

3:05 pm-9:12 pm

2 stops33h 07m

$821

NashvilleRio de Janeiro

BNA - SDU

BNASDU

Nashville Intl

Thu 12/11

11:19 am-2:10 pm

3 stops23h 51m

Rio de Janeiro Santos Dumont

Wed 12/31

2:00 pm-10:09 am

3 stops23h 09m

$1,061

LouisvilleRio de Janeiro

SDF - SDU

SDFSDU

Louisville Intl

Wed 2/18

9:50 am-2:20 pm

2 stops26h 30m

Rio de Janeiro Santos Dumont

Sun 2/22

2:50 pm-7:42 pm

2 stops30h 52m

$1,310

NashvilleRio de Janeiro

BNA - SDU

BNASDU

Nashville Intl

Mon 12/22

8:38 pm-10:45 am

3 stops35h 07m

Rio de Janeiro Santos Dumont

Fri 1/9

7:40 pm-9:12 pm

3 stops28h 32m

$1,348

NashvilleRio de Janeiro

BNA - SDU

BNASDU

Nashville Intl

Tue 12/16

12:00 pm-10:45 am

2 stops19h 45m

Rio de Janeiro Santos Dumont

Tue 12/23

2:00 pm-10:09 am

3 stops23h 09m

$1,383

NashvilleRio de Janeiro

BNA - SDU

BNASDU

Nashville Intl

Sat 12/6

12:45 pm-11:10 am

2 stops19h 25m

Rio de Janeiro Santos Dumont

Sun 12/14

2:50 pm-9:32 am

2 stops21h 42m

$1,395

NashvilleRio de Janeiro

BNA - SDU

BNASDU

Nashville Intl

Mon 12/22

8:38 pm-8:55 am

3 stops33h 17m

Rio de Janeiro Santos Dumont

Sun 1/4

8:40 pm-11:14 pm

3 stops29h 34m

$1,410

NashvilleRio de Janeiro

BNA - SDU

BNASDU

Nashville Intl

Wed 1/14

2:06 pm-9:25 am

2 stops16h 19m

Rio de Janeiro Santos Dumont

Wed 1/21

8:05 pm-10:46 am

2 stops17h 41m

$1,521

LouisvilleRio de Janeiro

SDF - SDU

SDFSDU

Louisville Intl

Fri 2/20

7:30 pm-4:10 pm

2 stops18h 40m

Rio de Janeiro Santos Dumont

Fri 2/27

8:05 pm-11:37 am

2 stops17h 32m

$1,663

LouisvilleRio de Janeiro

SDF - SDU

SDFSDU

Louisville Intl

Wed 2/18

5:45 pm-1:15 pm

2 stops41h 30m

Rio de Janeiro Santos Dumont

Sun 2/22

8:05 pm-8:52 pm

2 stops26h 47m

$2,331

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/31

Showing 1-10 of 15 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 18h 40m. United Airlines provides one of the quickest options available for as low as $1,663. 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
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LaGuardia to Rio de Janeiro–Galeão Intl flights
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Fort Lauderdale to Rio de Janeiro–Galeão Intl flights
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O'Hare Intl to Santos Dumont flights
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Minneapolis to Rio de Janeiro–Galeão Intl flights
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Atlanta to Santos Dumont flights
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Raleigh to Santos Dumont flights
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Detroit to Rio de Janeiro–Galeão Intl flights

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