HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Jacksonville

$64+ Cheap flights from Key Largo, FL to Jacksonville (JAX)

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 12/6. Fares are subject to change and may not be available on all flights or dates of travel.
MIA — JAX
Nov 26 — Dec 31
Tue 11/26
Tue 12/3
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Key Largo to Jacksonville 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.

The best prices from Key Largo to Jacksonville are usually found in February or July, booked 57 days in advance, depart on a Wednesday or Thursday and return on a Monday

Cheap flight deals from Key Largo to Jacksonville

Discover tips and strategies to find the most affordable flight options for your journey from Key Largo (KE9) to Jacksonville (JAX). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 21, 2024.

Popular in

September

Cheapest in

February

Round-trip from

$118
(Frontier)

One-way from

$64
(Frontier)
High demand for flights, 39% potential price rise
Search Deals
Best time to find cheap flights, 46% potential price drop
Search Deals
From Key Largo to Jacksonville
Search Deals
One-way flight from Key Largo to Jacksonville
Search Deals

Find flight deals from Key Largo to Jacksonville

Cheapest flights from Key Largo to Jacksonville
Explore the most affordable flight options available from Key Largo to Jacksonville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 21, 2024.

This Frontier deal was found by Cheapflights users on 11/20. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/78:06 amMIA - JAX
1 stop10h 10mFrontier
Sun 12/88:12 amJAX - MIA
1 stop7h 16mFrontier
Deal found 11/20$118
This American Airlines deal was found by Cheapflights users on 11/20. 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.
Wed 12/117:00 amMIA - JAX
1 stop10h 20mAmerican Airlines
Wed 12/117:16 pmJAX - MIA
Nonstop1h 28mAmerican Airlines
Deal found 11/20$229
This JetBlue deal was found by Cheapflights users on 11/20. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/1012:40 pmMIA - JAX
1 stop6h 34mJetBlue
Wed 12/116:30 amJAX - MIA
1 stop9h 07mJetBlue
Deal found 11/20$292
This Delta deal was found by Cheapflights users on 11/20. 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.
Wed 12/118:30 amMIA - JAX
1 stop6h 18mDelta
Wed 12/116:55 pmJAX - MIA
1 stop5h 55mDelta
Deal found 11/20$304
This Southwest deal was found by Cheapflights users on 11/20. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/127:15 amMIA - JAX
1 stop5h 40mSouthwest
Sun 12/157:30 amJAX - MIA
1 stop9h 15mSouthwest
Deal found 11/20$335
This Mytrip deal was found by Cheapflights users on 11/20. 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 11/242:08 pmMIA - JAX
1 stop7h 17mMultiple Airlines
Tue 11/2610:05 pmJAX - MIA
1 stop12h 37mMultiple Airlines
Deal found 11/20$393
This United Airlines deal was found by Cheapflights users on 11/21. 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.
Fri 12/69:00 amMIA - JAX
1 stop25h 49mUnited Airlines
Tue 12/103:51 pmJAX - MIA
1 stop7h 55mUnited Airlines
Deal found 11/21$545

Find flights from Key Largo to Jacksonville within your budget

Customize your flight search to find flights from Key Largo to Jacksonville 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 2,629,791 searches. Data last updated November 21, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

MiamiJacksonville

MIA - JAX

MIAJAX

Miami

Sat 12/7

8:06 am-6:16 pm

1 stop10h 10m

Jacksonville

Sun 12/8

8:12 am-3:28 pm

1 stop7h 16m

$118

MiamiJacksonville

MIA - JAX

MIAJAX

Miami

Fri 1/24

7:23 pm-7:24 am

3 stops36h 01m

Jacksonville

Sun 2/2

8:14 am-11:42 pm

2 stops15h 28m

$224

MiamiJacksonville

MIA - JAX

MIAJAX

Miami

Wed 12/11

7:00 am-5:20 pm

1 stop10h 20m

Jacksonville

Wed 12/11

7:16 pm-8:44 pm

Nonstop1h 28m

$229

MiamiJacksonville

MIA - JAX

MIAJAX

Miami

Tue 12/10

12:40 pm-7:14 pm

1 stop6h 34m

Jacksonville

Wed 12/11

6:30 am-3:37 pm

1 stop9h 07m

$292

MiamiJacksonville

MIA - JAX

MIAJAX

Miami

Wed 12/11

8:30 am-2:48 pm

1 stop6h 18m

Jacksonville

Wed 12/11

6:55 pm-12:50 am

1 stop5h 55m

$304

MiamiJacksonville

MIA - JAX

MIAJAX

Miami

Sat 1/11

6:30 am-12:20 pm

1 stop5h 50m

Jacksonville

Wed 1/15

6:45 am-1:50 pm

1 stop7h 05m

$318

MiamiJacksonville

MIA - JAX

MIAJAX

Miami

Wed 1/8

6:15 am-3:20 pm

1 stop9h 05m

Jacksonville

Fri 1/10

2:10 pm-11:59 pm

2 stops9h 49m

$510

MiamiJacksonville

MIA - JAX

MIAJAX

Miami

Fri 12/6

8:06 am-4:59 pm

1 stop8h 53m

$64

MiamiJacksonville

MIA - JAX

MIAJAX

Miami

Wed 2/19

1:58 pm-10:48 pm

1 stop8h 50m

$107

MiamiJacksonville

MIA - JAX

MIAJAX

Miami

Tue 11/26

3:51 pm-5:12 pm

Nonstop1h 21m

$151

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/20

Showing 1-10 of 14 results
1
2

Best time to book a flight from Key Largo to Jacksonville

Have a flexible travel schedule? Discover the best time to fly to Jacksonville 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.

Travel insights for flights from Key Largo to Jacksonville

Get recent, data-driven insights about flights from Key Largo to Jacksonville including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Key Largo to Jacksonville?

Use this chart to determine the optimal time to book a round-trip flight from Key Largo to Jacksonville. Price data was last updated on November 15, 2024.

The best time to book flights from Key Largo to Jacksonville is 57 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Key Largo to Jacksonville?

Currently, August is the cheapest month in which you can book a flight from Key Largo to Jacksonville (average of $278). Flying from Key Largo to Jacksonville in March is currently the most expensive (average of $337). 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 JAX?

Find hourly flight availability from Key Largo to Jacksonville. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 21, 2024.

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

What is the cheapest day to fly from Key Largo to Jacksonville?

Use this chart to determine the cheapest time to fly round-trip from Key Largo to Jacksonville. Price data was last updated on November 18, 2024.

Travelers seeking maximum savings on their Key Largo to Jacksonville flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Key Largo to Jacksonville

Explore weekly flight availability from Key Largo to Jacksonville. 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 November 21, 2024.

The most flights from KE9 to JAX are scheduled on a Wednesday (16 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (13 on average).

Rainfall in Jacksonville by month

Plan your trip to Jacksonville by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Jacksonville ranges from 2.1 - 8.2 inches per month. September is typically the wettest month, when rainfall can reach 8.2 in. November is typically the driest time to visit Jacksonville when rainfall is around 2.1 in.

Temperature in Jacksonville by month

Plan your trip to Jacksonville by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Jacksonville, 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 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 53.6 F).

Reviews of airlines servicing Jacksonville

Get insights into the airlines that provide service to Jacksonville. 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 Jacksonville. Reviews last updated November 21, 2024.
Read through reviews of airlines operating flights from Key Largo to Jacksonville, such as American Airlines, Delta and Southwest. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
5,015 reviews

Crew

8.7

Comfort

8.1

Boarding

8.2

Food

7.2

Overall

8.1

Entertainment

7.7

Reviews

1 / 10

No tray tables for food or drink not convenient nor comfortable

Southwest
8.1
Very good
5,015 reviews
Southwest
8.1
Very good
5,015 reviews

Crew

8.7

Comfort

8.1

Boarding

8.2

Food

7.2

Overall

8.1

Entertainment

7.7

Reviews

1 / 10

No tray tables for food or drink not convenient nor comfortable

Delta
8.0
Very good
8,758 reviews
Southwest
8.1
Very good
5,015 reviews

Crew

8.7

Comfort

8.1

Boarding

8.2

Food

7.2

Overall

8.1

Entertainment

7.7

Reviews

1 / 10

No tray tables for food or drink not convenient nor comfortable

JetBlue
7.5
Good
3,396 reviews
Southwest
8.1
Very good
5,015 reviews

Crew

8.7

Comfort

8.1

Boarding

8.2

Food

7.2

Overall

8.1

Entertainment

7.7

Reviews

1 / 10

No tray tables for food or drink not convenient nor comfortable

United Airlines
7.4
Good
9,172 reviews
Southwest
8.1
Very good
5,015 reviews

Crew

8.7

Comfort

8.1

Boarding

8.2

Food

7.2

Overall

8.1

Entertainment

7.7

Reviews

1 / 10

No tray tables for food or drink not convenient nor comfortable

American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
5,015 reviews

Crew

8.7

Comfort

8.1

Boarding

8.2

Food

7.2

Overall

8.1

Entertainment

7.7

Reviews

1 / 10

No tray tables for food or drink not convenient nor comfortable

Related info for your journey

Find useful and relevant information for your journey from Key Largo to Jacksonville. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Jacksonville from Key Largo?

    Jacksonville (JAX), located 11.2 mi from the city center, is the airport you fly into when you book flights from Key Largo to Jacksonville. 3 airlines have flights to Jacksonville from Key Largo on a regular basis. Booking flights from Key Largo to Jacksonville should not be difficult; the airport handles an average of 14 inbound flights from Key Largo per day.

  • What are the cheapest airlines to fly from Key Largo to Jacksonville one-way?

    For one-way options, check prices for Frontier. According to our data, you can fly for as low as $64. Users have also found prices from $107 and $151 on JetBlue and American Airlines, respectively.

  • What are the most reliable airlines from Key Largo to Jacksonville?

    Consider Envoy Air (96%), American Airlines (84%) or Qatar Airways (79%) when booking your flight. These represent the most reliable airlines when flying from Key Largo to Jacksonville.

  • What are the cheapest flights from Key Largo to Jacksonville?

    Looking for the cheapest flight from Key Largo to Jacksonville? While on average our users pay $384, our data indicates the cheapest price to be $197. The most popular route (Miami - Jacksonville), is priced around $203.

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

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

  • How can I find direct flights from Key Largo to Jacksonville?

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

  • Can I find deals for business class flights from Key Largo to Jacksonville?

    Yes. Cheapflights offers flight deals from Key Largo to Jacksonville 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 Jacksonville?

    Currently, August is the cheapest month in which you can book a flight from Key Largo to Jacksonville (average of $278). Flying from Key Largo to Jacksonville in March is currently the most expensive (average of $337). 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 Jacksonville

See prices for flight routes from nearby airports that may be better suited for you.
Tampa to Miami flights
Miami to Orlando flights
Tampa to Fort Lauderdale flights
Fort Lauderdale to Orlando flights
Orlando to Miami flights
Miami to Tampa flights
Fort Lauderdale to Tampa flights
Orlando to Fort Lauderdale flights
Fort Lauderdale to Tallahassee flights
Pensacola to Orlando flights
Pensacola to Miami flights
Jacksonville to Miami flights
Orlando to Key West flights
Pensacola to Fort Lauderdale flights
Miami to Jacksonville flights
Jacksonville to Fort Lauderdale flights
Orlando to Pensacola flights
Miami to Pensacola flights
Tampa to Key West flights
Tampa to Pensacola flights
Pensacola to Tampa flights
Fort Lauderdale to Jacksonville flights
Fort Lauderdale to Pensacola flights
Tallahassee to Miami flights
Tallahassee to Fort Lauderdale flights
Miami to Tallahassee flights
Miami to Fort Lauderdale flights
Miami to Key West flights
Jacksonville to Fort Myers flights
Fort Lauderdale to Key West flights
Fort Myers to Jacksonville flights
Fort Myers to Orlando flights
Panama City to Miami flights
West Palm Beach to Tampa flights
Fort Lauderdale to Miami flights
Tampa to Tallahassee flights
Pensacola to Key West flights
Miami to Fort Myers flights
Tampa to Jacksonville flights
Fort Lauderdale to Panama City flights
Sarasota to Miami flights
Sarasota to Pensacola flights
West Palm Beach to Valparaiso flights
Valparaiso to Miami flights
Jacksonville to West Palm Beach flights
Jacksonville to Key West flights
Miami to Panama City flights
West Palm Beach to Tallahassee flights
West Palm Beach to Jacksonville flights
Orlando to Fort Myers flights

Top 3 airlines flying from Key Largo to Jacksonville

Discover the top 3 airlines that operate flights from Key Largo to Jacksonville. 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 2,629,791 searches. Data last updated November 21, 2024.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$68Average$171FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$117Average$324FlexibilityNo cancel feeOn-time71%
DeltaCheapest$147Average$268FlexibilityNo cancel feeOn-timeN/A
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.
View all available airlines