HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Rio de Janeiro

$298+ Cheap flights from Key Largo, FL to Rio de Janeiro, Brazil (RIO)

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 3/5. Fares are subject to change and may not be available on all flights or dates of travel.
MIA — RIO
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Key Largo to Rio de Janeiro with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.
Cheapflights Tip: The best prices from Key Largo to Rio de Janeiro are usually found in March or January, booked 69 days in advance, depart on a Wednesday or Sunday and return on a Wednesday

Cheap flight deals from Key Largo to Rio de Janeiro

Cheapest flights from Key Largo to Rio de Janeiro
Explore the most affordable flight options available from Key Largo to Rio de Janeiro. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

This Gurufare deal was found by Cheapflights users on 1/27. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/310:30 pm
MIA
-
GIG
1 stop22h 15m
GOL
Thu 3/55:55 am
GIG
-
MIA
1 stop11h 55m
GOL
Deal found 1/27$579
This Mytrip deal was found by Cheapflights users on 1/27. 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.
Wed 4/15:18 pm
MIA
-
SDU
2 stops23h 52m
Multiple Airlines
Wed 4/151:45 pm
SDU
-
MIA
2 stops23h 40m
Multiple Airlines
Deal found 1/27$580
This Mytrip deal was found by Cheapflights users on 1/27. 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.
Wed 4/225:18 pm
MIA
-
SDU
2 stops22h 27m
Multiple Airlines
Mon 4/277:35 pm
SDU
-
MIA
2 stops17h 50m
Multiple Airlines
Deal found 1/27$583
This Trip.com deal was found by Cheapflights users on 1/27. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/55:40 pm
MIA
-
GIG
1 stop25h 05m
GOL
Tue 2/246:00 am
GIG
-
MIA
1 stop11h 50m
GOL
Deal found 1/27$584
This Trip.com deal was found by Cheapflights users on 1/28. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/56:40 pm
MIA
-
GIG
2 stops13h 35m
Multiple Airlines
Sun 3/87:30 am
GIG
-
MIA
1 stop17h 00m
Multiple Airlines
Deal found 1/28$590
This Mytrip deal was found by Cheapflights users on 1/27. 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.
Sat 4/251:55 pm
MIA
-
GIG
2 stops20h 35m
Multiple Airlines
Sun 8/305:20 pm
GIG
-
MIA
2 stops25h 03m
Multiple Airlines
Deal found 1/27$591
This SmartFares deal was found by Cheapflights users on 1/26. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2910:35 am
MIA
-
GIG
1 stop12h 15m
LATAM Airlines
Thu 4/307:00 am
GIG
-
MIA
1 stop14h 35m
LATAM Airlines
Deal found 1/26$593
This Mytrip deal was found by Cheapflights users on 1/27. 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.
Sat 4/111:55 pm
MIA
-
SDU
2 stops20h 15m
Multiple Airlines
Sat 4/258:15 am
SDU
-
MIA
2 stops33h 35m
Multiple Airlines
Deal found 1/27$593
This FlightHub deal was found by Cheapflights users on 1/27. 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.
Thu 4/210:35 pm
MIA
-
GIG
2 stops31h 55m
GOL
Sun 4/56:05 am
GIG
-
MIA
1 stop11h 45m
GOL
Deal found 1/27$594
This KAYAK deal was found by Cheapflights users on 1/27. 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.
Thu 3/1210:40 am
MIA
-
GIG
1 stop11h 15m
LATAM Airlines
Fri 3/133:10 pm
GIG
-
MIA
1 stop16h 40m
LATAM Airlines
Deal found 1/27$595
This Mytrip deal was found by Cheapflights users on 1/28. 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.
Sat 8/159:25 am
MIA
-
SDU
2 stops24h 45m
Multiple Airlines
Sat 8/225:30 pm
SDU
-
MIA
2 stops22h 02m
Multiple Airlines
Deal found 1/28$595
This CheapOair deal was found by Cheapflights users on 1/27. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/67:30 pm
MIA
-
GIG
2 stops20h 40m
Multiple Airlines
Wed 3/111:45 am
GIG
-
MIA
1 stop22h 45m
Multiple Airlines
Deal found 1/27$596

Find flight deals from Key Largo to Rio de Janeiro

Keep the following information in mind while searching for Key Largo to Rio de Janeiro flight deals. Data was last updated January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$579
(Gurufare)

One-way from

$298
(Trip.com)

Popular in

December

Cheapest in

March

Average price

$732
Provider with most accurate pricing for Miami-Rio de Janeiro (RIO) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Miami-Rio de Janeiro (RIO) flights.
Search Deals
From Key Largo to Rio de Janeiro (RIO)
Search Deals
One-way flight from Key Largo to Rio de Janeiro (RIO)
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($40 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($15 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Key Largo to Rio de Janeiro 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 January 29, 2026.
Use the filters below to find and compare flights from Key Largo to Rio de Janeiro that are best for you.

Fly from

Key Largo

Fly to

Rio de Janeiro

Route

Depart

Return

Price

MiamiRio de Janeiro

MIA - GIG

MIAGIG

Miami

Thu 3/12

6:01 am-4:05 am

1 stop21h 04m

Rio de Janeiro–Galeão Intl

Wed 3/25

1:40 am-7:55 pm

1 stop19h 15m

$656

MiamiRio de Janeiro

MIA - GIG

MIAGIG

Miami

Wed 2/25

4:12 pm-8:00 am

1 stop13h 48m

Rio de Janeiro–Galeão Intl

Tue 3/3

1:40 am-9:24 pm

1 stop21h 44m

$656

MiamiRio de Janeiro

MIA - GIG

MIAGIG

Miami

Mon 3/23

5:10 pm-8:00 am

1 stop13h 50m

Rio de Janeiro–Galeão Intl

Sun 4/5

10:40 am-10:42 pm

1 stop13h 02m

$656

MiamiRio de Janeiro

MIA - GIG

MIAGIG

Miami

Tue 6/2

6:31 pm-7:55 am

1 stop12h 24m

Rio de Janeiro–Galeão Intl

Wed 7/29

10:30 am-1:47 am

1 stop16h 17m

$656

MiamiRio de Janeiro

MIA - GIG

MIAGIG

Miami

Tue 3/3

5:27 pm-8:00 am

1 stop12h 33m

Rio de Janeiro–Galeão Intl

Thu 3/12

5:10 am-10:24 pm

1 stop18h 14m

$656

MiamiRio de Janeiro

MIA - GIG

MIAGIG

Miami

Tue 5/5

6:24 am-12:25 am

1 stop17h 01m

Rio de Janeiro–Galeão Intl

Thu 5/14

10:30 am-1:41 am

1 stop16h 11m

$656

MiamiRio de Janeiro

MIA - GIG

MIAGIG

Miami

Sat 2/28

5:36 am-12:30 am

1 stop16h 54m

Rio de Janeiro–Galeão Intl

Tue 3/10

1:40 am-10:42 pm

1 stop22h 02m

$656

MiamiRio de Janeiro

MIA - GIG

MIAGIG

Miami

Mon 3/2

5:26 am-12:30 am

1 stop17h 04m

Rio de Janeiro–Galeão Intl

Sat 3/7

10:10 am-12:40 am

1 stop16h 30m

$656

MiamiRio de Janeiro

MIA - GIG

MIAGIG

Miami

Sat 2/28

5:01 am-12:30 am

1 stop17h 29m

Rio de Janeiro–Galeão Intl

Thu 3/5

1:40 am-1:31 pm

1 stop13h 51m

$656

MiamiRio de Janeiro

MIA - GIG

MIAGIG

Miami

Wed 3/25

6:27 pm-8:00 am

1 stop12h 33m

Rio de Janeiro–Galeão Intl

Thu 4/30

5:10 am-1:41 am

1 stop21h 31m

$656

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/28

Showing 1-10 of 43 results
1
2
3
...
5

Best time to book a flight from Key Largo to Rio de Janeiro

Have a flexible travel schedule? Discover the best time to fly to Rio de Janeiro from Key Largo 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 Key Largo to Rio de Janeiro

How far ahead should I book a flight from Key Largo to Rio de Janeiro?

Use this chart to determine the optimal time to book a round-trip flight from Key Largo to Rio de Janeiro. Price data was last updated on January 23, 2026.

To ensure you get the cheapest price possible for a flight from Key Largo to Rio de Janeiro, you should look to book at least 69 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Key Largo to Rio de Janeiro?

Currently, May is the cheapest month in which you can book a flight from Key Largo to Rio de Janeiro (average of $455). Flying from Key Largo to Rio de Janeiro in December is currently the most expensive (average of $601). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from KE9 to RIO?

Find hourly flight availability from Key Largo to Rio de Janeiro. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 29, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Key Largo to Rio de Janeiro as you normally would.

Weekly flight availability from Key Largo to Rio de Janeiro

Explore weekly flight availability from Key Largo to Rio de Janeiro. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated January 29, 2026.

The most flights from KE9 to RIO are scheduled on a Wednesday (4 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

Reviews of airlines servicing Rio de Janeiro

Get insights into the airlines that provide service to Rio de Janeiro. 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 Rio de Janeiro. Reviews last updated January 29, 2026.
Get a feel of what it's like to fly with LATAM Airlines, Copa Airlines, and GOL from Key Largo 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
7.5
Good
1,917 reviews

Food

6.7

Boarding

7.5

Comfort

7.3

Overall

7.5

Crew

8.0

Entertainment

7.0

Reviews

1 / 20
2.0
Mediocre

JC,Jan 2026

FLN - GRU

Plane was late in FLN and missed connection in GRU. No alternative was given to me until 6 hours later and I was delayed by over 12 hours total.
LATAM Airlines
7.5
Good
1,917 reviews
LATAM Airlines
7.5
Good
1,917 reviews

Food

6.7

Boarding

7.5

Comfort

7.3

Overall

7.5

Crew

8.0

Entertainment

7.0

Reviews

1 / 20
2.0
Mediocre

JC,Jan 2026

FLN - GRU

Plane was late in FLN and missed connection in GRU. No alternative was given to me until 6 hours later and I was delayed by over 12 hours total.
Copa Airlines
7.5
Good
1,560 reviews
LATAM Airlines
7.5
Good
1,917 reviews

Food

6.7

Boarding

7.5

Comfort

7.3

Overall

7.5

Crew

8.0

Entertainment

7.0

Reviews

1 / 20
2.0
Mediocre

JC,Jan 2026

FLN - GRU

Plane was late in FLN and missed connection in GRU. No alternative was given to me until 6 hours later and I was delayed by over 12 hours total.
GOL
7.3
Good
1,160 reviews
LATAM Airlines
7.5
Good
1,917 reviews

Food

6.7

Boarding

7.5

Comfort

7.3

Overall

7.5

Crew

8.0

Entertainment

7.0

Reviews

1 / 20
2.0
Mediocre

JC,Jan 2026

FLN - GRU

Plane was late in FLN and missed connection in GRU. No alternative was given to me until 6 hours later and I was delayed by over 12 hours total.
American Airlines
7.2
Good
11,206 reviews
LATAM Airlines
7.5
Good
1,917 reviews

Food

6.7

Boarding

7.5

Comfort

7.3

Overall

7.5

Crew

8.0

Entertainment

7.0

Reviews

1 / 20
2.0
Mediocre

JC,Jan 2026

FLN - GRU

Plane was late in FLN and missed connection in GRU. No alternative was given to me until 6 hours later and I was delayed by over 12 hours total.
Avianca
6.6
Okay
2,490 reviews
LATAM Airlines
7.5
Good
1,917 reviews

Food

6.7

Boarding

7.5

Comfort

7.3

Overall

7.5

Crew

8.0

Entertainment

7.0

Reviews

1 / 20
2.0
Mediocre

JC,Jan 2026

FLN - GRU

Plane was late in FLN and missed connection in GRU. No alternative was given to me until 6 hours later and I was delayed by over 12 hours total.

Related info for your journey

Find useful and relevant information for your journey from Key Largo to Rio de Janeiro. 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 Key Largo to Rio de Janeiro?

    Departing from Key Largo to Rio de Janeiro will take you 14h 05m. There are 4180 mi between Key Largo and Rio de Janeiro. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Key Largo to Rio de Janeiro one-way?

    For one-way options, check prices for GOL. According to our data, you can fly for as low as $192. Users have also found prices from $245 and $250 on LATAM Airlines and Copa Airlines, respectively.

  • What are the most reliable airlines from Key Largo to Rio de Janeiro?

    Consider American Airlines (68%), GOL (68%) or Atlas Air (29%) when booking your flight. These represent the most reliable airlines when flying from Key Largo to Rio de Janeiro.

  • What are the cheapest flights from Key Largo to Rio de Janeiro?

    The cheapest flight price from Key Largo to Rio de Janeiro is $289. On average you can expect to pay $1,263. The most popular route, (Miami - Rio de Janeiro–Galeão Intl), can usually be booked for $465.

  • Can I find deals for flights from Key Largo to Rio de Janeiro that include hotel bookings?

    Yes. In addition to deals on Key Largo to Rio de Janeiro flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Key Largo to Rio de Janeiro?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Key Largo to Rio de Janeiro.

  • Can I find deals for business class flights from Key Largo to Rio de Janeiro?

    Yes. Cheapflights offers flight deals from Key Largo to Rio de Janeiro by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Key Largo to Rio de Janeiro?

    Currently, May is the cheapest month in which you can book a flight from Key Largo to Rio de Janeiro (average of $455). Flying from Key Largo to Rio de Janeiro in December is currently the most expensive (average of $601). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Key Largo to Rio de Janeiro

See prices for flight routes from nearby airports that may be better suited for you.
Miami to Rio de Janeiro–Galeão Intl flights
Miami to Santos Dumont flights
Orlando to Rio de Janeiro–Galeão Intl flights
Fort Lauderdale to Rio de Janeiro–Galeão Intl flights
Orlando to Santos Dumont flights
Fort Lauderdale to Santos Dumont flights
Tampa to Rio de Janeiro–Galeão Intl flights
Tampa to Santos Dumont flights
Jacksonville to Rio de Janeiro–Galeão Intl flights
West Palm Beach to Rio de Janeiro–Galeão Intl flights
Melbourne to Rio de Janeiro–Galeão Intl flights
Pensacola to Rio de Janeiro–Galeão Intl flights
Gainesville to Santos Dumont flights
Daytona Beach to Rio de Janeiro–Galeão Intl flights
Tallahassee to Rio de Janeiro–Galeão Intl flights

Top 7 airlines flying from Key Largo to Rio de Janeiro

Discover the top 7 airlines that operate flights from Key Largo to Rio de Janeiro. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
Copa AirlinesCheapest$359Average$678FlexibilityNo cancel feeOn-time70%
AviancaCheapest$400Average$696FlexibilityNo cancel feeOn-time71%
GOLCheapest$420Average$950FlexibilityNo cancel feeOn-time74%
AzulCheapest$463Average$581FlexibilityNo cancel feeOn-time82%
DeltaCheapest$592Average$722FlexibilityNo cancel feeOn-timeN/A
LATAM AirlinesCheapest$617Average$713FlexibilityNo cancel feeOn-time81%
American AirlinesCheapest$678Average$987FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.