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Cheap flights from Louisville to Rio de Janeiro from $1,282

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Louisville to Rio de Janeiro departing on 11/27. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
9:55 am - 4:40 pmSDF-SDU
28h 45m2 stops
United Airlines Logo
1:45 pm - 1:17 pmSDU-SDF
25h 32m2 stops
$1,282United Airlines
Find Deal
Thu, Nov 27 - Thu, Dec 4
United Airlines Logo
3:35 pm - 4:45 pmSDF-SDU
23h 10m2 stops
United Airlines Logo
1:45 pm - 11:32 amSDU-SDF
23h 47m2 stops
$1,283United Airlines
Find Deal
Wed, Nov 26 - Wed, Dec 3
Multiple Airlines Logo
7:00 am - 4:40 pmSDF-SDU
31h 40m3 stops
Multiple Airlines Logo
5:25 pm - 10:31 amSDU-SDF
19h 06m2 stops
$1,671Multiple Airlines
Find Deal
Thu, Nov 27 - Thu, Dec 4
Multiple Airlines Logo
8:17 am - 4:40 pmSDF-SDU
30h 23m3 stops
Multiple Airlines Logo
10:15 am - 10:31 amSDU-SDF
26h 16m3 stops
$1,683Multiple Airlines
Find Deal
Thu, Nov 27 - Thu, Dec 4
United Airlines Logo
9:15 am - 2:20 pmSDF-SDU
27h 05m2 stops
United Airlines Logo
2:50 pm - 1:00 pmSDU-SDF
24h 10m2 stops
$2,774United Airlines
Find Deal
Wed, Feb 18 - Sun, Feb 22
United Airlines Logo
9:15 am - 2:20 pmSDF-SDU
27h 05m2 stops
United Airlines Logo
2:50 pm - 7:51 pmSDU-SDF
31h 01m2 stops
$2,775United Airlines
Find Deal
Wed, Feb 18 - Sun, Feb 22
LATAM Airlines Logo
5:45 pm - 1:15 pmSDF-SDU
17h 30m2 stops
LATAM Airlines Logo
8:05 pm - 11:37 amSDU-SDF
17h 32m2 stops
$4,384LATAM Airlines
Find Deal
Mon, Jan 5 - Mon, Jan 12
Multiple Airlines Logo
2:22 pm - 2:10 pmSDF-SDU
21h 48m2 stops
Multiple Airlines Logo
11:20 am - 1:28 pmSDU-SDF
28h 08m2 stops
$4,948Multiple Airlines
Find Deal
Mon, Jan 5 - Mon, Jan 12
LATAM Airlines Logo
4:44 pm - 1:15 pmSDF-SDU
18h 31m2 stops
LATAM Airlines Logo
8:05 pm - 11:26 amSDU-SDF
17h 21m2 stops
$6,256LATAM Airlines
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Tue, Dec 23 - Sat, Jan 3

United Airlines flights from Louisville to Rio de Janeiro Santos Dumont Airport

Our best United Airlines deals on Louisville to Rio de Janeiro Santos Dumont Airport flight tickets
United Airlines
Nov 27
SDF9:55 amLouisville Intl
28h 45m
2 stops
SDU4:40 pmRio de Janeiro Santos Dumont
Dec 4
SDU1:45 pmRio de Janeiro Santos Dumont
25h 32m
2 stops
SDF1:17 pmLouisville Intl
$1,282
Find similar
United Airlines
Nov 26
SDF3:35 pmLouisville Intl
23h 10m
2 stops
SDU4:45 pmRio de Janeiro Santos Dumont
Dec 3
SDU1:45 pmRio de Janeiro Santos Dumont
23h 47m
2 stops
SDF11:32 amLouisville Intl
$1,283
Find similar
United Airlines
Feb 18
SDF9:15 amLouisville Intl
27h 05m
2 stops
SDU2:20 pmRio de Janeiro Santos Dumont
Feb 22
SDU2:50 pmRio de Janeiro Santos Dumont
24h 10m
2 stops
SDF1:00 pmLouisville Intl
$2,774
Find similar

LATAM Airlines flights from Louisville to Rio de Janeiro Santos Dumont Airport

Our best LATAM Airlines deals on Louisville to Rio de Janeiro Santos Dumont Airport flight tickets
LATAM Airlines
Jan 5
SDF5:45 pmLouisville Intl
17h 30m
2 stops
SDU1:15 pmRio de Janeiro Santos Dumont
Jan 12
SDU8:05 pmRio de Janeiro Santos Dumont
17h 32m
2 stops
SDF11:37 amLouisville Intl
$4,384
Find similar
LATAM Airlines
Oct 19
SDF5:58 pmLouisville Intl
19h 02m
2 stops
SDU2:00 pmRio de Janeiro Santos Dumont
Oct 25
SDU8:20 pmRio de Janeiro Santos Dumont
16h 29m
2 stops
SDF11:49 amLouisville Intl
$5,951
Find similar
LATAM Airlines
Oct 17
SDF3:11 pmLouisville Intl
17h 24m
2 stops
SDU9:35 amRio de Janeiro Santos Dumont
Oct 18
SDU8:20 pmRio de Janeiro Santos Dumont
16h 29m
2 stops
SDF11:49 amLouisville Intl
$6,128
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Louisville to Rio de Janeiro Santos Dumont Airport 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, momondo users made 832,500 searches. Data last updated October 14, 2025.
Use the filters below to find and compare flights from Louisville to Rio de Janeiro Santos Dumont Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LouisvilleRio de Janeiro

SDF - SDU

SDFSDU

Louisville Intl

Thu 11/27

9:55 am-4:40 pm

2 stops28h 45m

Rio de Janeiro Santos Dumont

Thu 12/4

1:45 pm-1:17 pm

2 stops25h 32m

$1,282

LouisvilleRio de Janeiro

SDF - SDU

SDFSDU

Louisville Intl

Wed 11/26

3:35 pm-4:45 pm

2 stops23h 10m

Rio de Janeiro Santos Dumont

Wed 12/3

1:45 pm-11:32 am

2 stops23h 47m

$1,283

LouisvilleRio de Janeiro

SDF - SDU

SDFSDU

Louisville Intl

Thu 11/27

7:00 am-4:40 pm

3 stops31h 40m

Rio de Janeiro Santos Dumont

Thu 12/4

5:25 pm-10:31 am

2 stops19h 06m

$1,671

LouisvilleRio de Janeiro

SDF - SDU

SDFSDU

Louisville Intl

Thu 11/27

8:17 am-4:40 pm

3 stops30h 23m

Rio de Janeiro Santos Dumont

Thu 12/4

10:15 am-10:31 am

3 stops26h 16m

$1,683

LouisvilleRio de Janeiro

SDF - SDU

SDFSDU

Louisville Intl

Wed 2/18

9:15 am-2:20 pm

2 stops27h 05m

Rio de Janeiro Santos Dumont

Sun 2/22

2:50 pm-1:00 pm

2 stops24h 10m

$2,774

LouisvilleRio de Janeiro

SDF - SDU

SDFSDU

Louisville Intl

Wed 2/18

9:15 am-2:20 pm

2 stops27h 05m

Rio de Janeiro Santos Dumont

Sun 2/22

2:50 pm-7:51 pm

2 stops31h 01m

$2,775

LouisvilleRio de Janeiro

SDF - SDU

SDFSDU

Louisville Intl

Mon 1/5

5:45 pm-1:15 pm

2 stops17h 30m

Rio de Janeiro Santos Dumont

Mon 1/12

8:05 pm-11:37 am

2 stops17h 32m

$4,384

LouisvilleRio de Janeiro

SDF - SDU

SDFSDU

Louisville Intl

Mon 1/5

2:22 pm-2:10 pm

2 stops21h 48m

Rio de Janeiro Santos Dumont

Mon 1/12

11:20 am-1:28 pm

2 stops28h 08m

$4,948

LouisvilleRio de Janeiro

SDF - SDU

SDFSDU

Louisville Intl

Tue 12/23

4:44 pm-1:15 pm

2 stops18h 31m

Rio de Janeiro Santos Dumont

Sat 1/3

8:05 pm-11:26 am

2 stops17h 21m

$6,256

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Louisville to Rio de Janeiro Santos Dumont Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Louisville to Rio de Janeiro Santos Dumont Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Louisville to Rio de Janeiro Santos Dumont Airport (SDF to SDU) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Louisville to Rio de Janeiro Santos Dumont Airport

Direct flights

None
There are no direct flights from Louisville to Rio de Janeiro Santos Dumont Airport. There are no popular flight routes from Louisville to Rio de Janeiro Santos Dumont Airport.
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  • How far is Louisville Intl to Rio de Janeiro Santos Dumont by plane?

    A flight from Louisville Intl to Rio de Janeiro Santos Dumont will travel around 5043.7 mi. By plane, this route typically takes 17h 30m.

  • When did momondo last update prices for flights from Louisville Intl Airport to Rio de Janeiro Santos Dumont Airport?

    Prices for flights from Louisville Intl Airport to Rio de Janeiro Santos Dumont Airport were last updated today.

  • How old do you have to be to fly from Louisville Intl Airport to Rio de Janeiro Santos Dumont Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Louisville Intl Airport to Rio de Janeiro Santos Dumont Airport.

  • What documentation or ID do you need to fly to Rio de Janeiro Santos Dumont Airport?

    The required travel and health documents for your Rio de Janeiro Santos Dumont Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Rio de Janeiro Santos Dumont Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • How do I get Price Alerts for flights from Louisville to Rio de Janeiro Santos Dumont Airport?

    You can take advantage of momondo’s Price Alerts by first searching for your flights to Louisville from Rio de Janeiro Santos Dumont Airport. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

  • How can I save money on flights from Louisville to Rio de Janeiro Santos Dumont Airport with momondo?

    Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

  • How does momondo find its flight prices?

    We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

Why use momondo?

Why should I use momondo to find a flight deal from Louisville to Rio de Janeiro?

It is quick and easy to find Louisville to Rio de Janeiro flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Rio de Janeiro that suits you.

Can I find flights from Louisville to Rio de Janeiro with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Louisville to Rio de Janeiro flights to just show those with flexible booking policies.

How can momondo help me find flights from Louisville to Rio de Janeiro?

momondo provides multiple filters to help you find the best flight to Rio de Janeiro from Louisville. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Louisville to Rio de Janeiro right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Rio de Janeiro from Louisville. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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