$155+ Cheap flights from Baton Rouge (BTR) to Key Largo, FL
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 5/28. Fares are subject to change and may not be available on all flights or dates of travel.
Find cheap flights from Baton Rouge to Key Largo 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 Baton Rouge Ryan to Key Largo are usually found in July or September, booked 61 days in advance, depart on a Wednesday or Saturday and return on a Tuesday
Cheap flight deals from Baton Rouge to Key Largo
Keep the following information in mind while searching for Baton Rouge to Key Largo flight deals. Data was last updated March 25, 2025.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $309 (American Airlines) |
One-way from | $155 (United Airlines) |
Popular in | March |
Cheapest in | July |
Average price | $418 |
Find flight deals from Baton Rouge to Key Largo
Cheapest flights from Baton Rouge to Key LargoExplore the most affordable flight options available from Baton Rouge to Key Largo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 25, 2025.
Explore the most affordable flight options available from Baton Rouge to Key Largo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 25, 2025.
This American Airlines deal was found by Cheapflights users on 3/24. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Delta deal was found by Cheapflights users on 3/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This United Airlines deal was found by Cheapflights users on 3/23. 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.
Cheapflights Fare Finder
Customize your flight search to find flights from Baton Rouge to Key Largo 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 March 25, 2025.
Use the filters below to find and compare flights from Baton Rouge to Key Largo that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
Baton RougeMiami
BTR - MIA
BTRMIA
Baton Rouge Ryan
Sun 5/25
4:32 pm-12:34 am
1 stop7h 02m
Miami
Sat 5/31
7:00 am-1:49 pm
1 stop7h 49m
Baton RougeMiami
BTR - MIA
BTRMIA
Baton Rouge Ryan
Sat 5/17
4:37 pm-12:37 am
1 stop7h 00m
Miami
Sun 5/25
5:35 am-9:34 am
1 stop4h 59m
Baton RougeMiami
BTR - MIA
BTRMIA
Baton Rouge Ryan
Sun 4/6
5:00 am-11:24 am
1 stop5h 24m
Miami
Wed 4/9
1:00 pm-7:23 pm
1 stop7h 23m
Baton RougeMiami
BTR - MIA
BTRMIA
Baton Rouge Ryan
Wed 5/28
2:14 pm-10:45 pm
1 stop7h 31m
Baton RougeMiami
BTR - MIA
BTRMIA
Baton Rouge Ryan
Sun 6/1
7:15 am-4:32 pm
1 stop8h 17m
Best time to book a flight from Baton Rouge to Key Largo
Have a flexible travel schedule? Discover the best time to fly to Key Largo from Baton Rouge with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Baton Rouge to Key Largo
How far ahead should I book a flight from Baton Rouge to Key Largo?
Use this chart to determine the optimal time to book a round-trip flight from Baton Rouge to Key Largo. Price data was last updated on March 21, 2025.
To ensure you get the cheapest price possible for a flight from Baton Rouge to Key Largo, you should look to book at least 61 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 Baton Rouge to Key Largo?
Currently, September is the cheapest month in which you can book a flight from Baton Rouge to Key Largo (average of $229). Flying from Baton Rouge to Key Largo in March is currently the most expensive (average of $289). 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 BTR to KE9?
Find hourly flight availability from Baton Rouge to Key Largo. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 25, 2025.
When flying from Baton Rouge to Key Largo, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
What is the cheapest day to fly from Baton Rouge to Key Largo?
Use this chart to determine the cheapest time to fly round-trip from Baton Rouge to Key Largo. Price data was last updated on December 16, 2024.
Travelers seeking maximum savings on their Baton Rouge to Key Largo flight should consider departing on Thursday at noon when fares are most often at their lowest. Friday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Rainfall in Key Largo by month
Plan your trip to Key Largo by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Key Largo ranges from 1.6 - 9.9 inches per month. September is typically the wettest month, when rainfall can reach 9.9 in. January is typically the driest time to visit Key Largo when rainfall is around 1.6 in.
Temperature in Key Largo by month
Plan your trip to Key Largo by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Key Largo, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 68.0 F).
Reviews of airlines servicing Key Largo
Get insights into the airlines that provide service to Key Largo. 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 Key Largo. Reviews last updated March 25, 2025.
Get a feel of what it's like to fly with Delta, United Airlines and American Airlines from Baton Rouge to Key Largo by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
Boarding
Crew
Overall
Food
Entertainment
Reviews
Anonymous,Aug 2023
MSY - ATL
Comfort
Boarding
Crew
Overall
Food
Entertainment
Reviews
Anonymous,Aug 2023
MSY - ATL
Comfort
Boarding
Crew
Overall
Food
Entertainment
Reviews
Anonymous,Aug 2023
MSY - ATL
Comfort
Boarding
Crew
Overall
Food
Entertainment
Reviews
Anonymous,Aug 2023
MSY - ATL
Related info for your journey
Find useful and relevant information for your journey from Baton Rouge to Key Largo. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Baton Rouge to Key Largo
See prices for flight routes from nearby airports that may be better suited for you.
Top 3 airlines flying from Baton Rouge to Key Largo
Discover the top 3 airlines that operate flights from Baton Rouge to Key Largo. 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 March 25, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$203 | Average$375 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$207 | Average$324 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$248 | Average$372 | FlexibilityNo cancel fee | On-time69% |