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Key Largo

$48+ Cheap flights from Dallas/Fort Worth (DFW) 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 10/7. Fares are subject to change and may not be available on all flights or dates of travel.
DFW — MIA
out 15 — out 221
qua 10/15
qua 10/22
1 adult, Economy
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Cheapflights Tip: The best prices from Dallas/Fort Worth to Key Largo are usually found in September or October, booked 28 days in advance, depart on a Thursday or Friday and return on a Friday

Cheap flight deals from Dallas/Fort Worth to Key Largo

Keep the following information in mind while searching for Dallas/Fort Worth to Key Largo flight deals. Data was last updated setembro 15, 2025.

Round-trip from

$80
(Priceline)

One-way from

$48
(Kiwi.com)

Popular in

June

Cheapest in

September

Average price

$143
From Dallas/Fort Worth to Key Largo
Search Deals
One-way flight from Dallas/Fort Worth to Key Largo
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($43 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
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Find flight deals from Dallas/Fort Worth to Key Largo

Cheapest flights from Dallas/Fort Worth to Key Largo
Explore the most affordable flight options available from Dallas/Fort Worth to Key Largo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on setembro 15, 2025.

This Priceline deal was found by Cheapflights users on 9/14. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
seg 9/292:59 pmDFW - MIA
Nonstop2h 58mFrontier
seg 10/68:02 pmMIA - DFW
Nonstop3h 37mFrontier
Deal found 9/14$80
This Kiwi.com deal was found by Cheapflights users on 9/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qui 10/302:21 pmDFW - MIA
Nonstop2h 48mFrontier
qui 11/610:30 amMIA - DFW
Nonstop3h 41mFrontier
Deal found 9/13$83
This Cheapflightsfares deal was found by Cheapflights users on 9/13. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
seg 10/62:59 pmDFW - MIA
Nonstop2h 58mFrontier
qui 10/96:43 pmMIA - DFW
Nonstop3h 30mFrontier
Deal found 9/13$84
This Gotogate deal was found by Cheapflights users on 9/13. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qui 10/302:21 pmDFW - MIA
Nonstop2h 48mFrontier
seg 11/37:25 amMIA - DFW
Nonstop3h 23mFrontier
Deal found 9/13$85
This Cheapflightsfares deal was found by Cheapflights users on 9/14. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
seg 9/225:05 amDFW - MIA
Nonstop2h 54mSpirit Airlines
sex 10/37:54 pmMIA - DFW
Nonstop3h 23mSpirit Airlines
Deal found 9/14$86
This Kiwi.com deal was found by Cheapflights users on 9/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom 9/287:24 pmDFW - MIA
Nonstop3h 03mFrontier
seg 10/68:02 pmMIA - DFW
Nonstop3h 37mFrontier
Deal found 9/14$89
This Cheapflightsfares deal was found by Cheapflights users on 9/13. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qui 10/27:24 pmDFW - MIA
Nonstop3h 03mFrontier
seg 10/68:02 pmMIA - DFW
Nonstop3h 37mFrontier
Deal found 9/13$93
This Kiwi.com deal was found by Cheapflights users on 9/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sex 10/249:00 pmDFW - MIA
Nonstop2h 50mMultiple Airlines
seg 10/278:24 pmMIA - DFW
Nonstop3h 19mMultiple Airlines
Deal found 9/12$94
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom 9/217:24 pmDFW - MIA
Nonstop3h 03mFrontier
seg 9/228:02 pmMIA - DFW
Nonstop3h 37mFrontier
Deal found 9/15$95
This Priceline deal was found by Cheapflights users on 9/13. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
seg 10/139:00 pmDFW - MIA
Nonstop2h 50mMultiple Airlines
sex 10/178:24 pmMIA - DFW
Nonstop3h 19mMultiple Airlines
Deal found 9/13$96
This Cheapflightsfares deal was found by Cheapflights users on 9/13. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom 10/125:10 amDFW - MIA
Nonstop2h 44mSpirit Airlines
sex 10/178:24 pmMIA - DFW
Nonstop3h 19mSpirit Airlines
Deal found 9/13$97

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dallas/Fort Worth 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 setembro 15, 2025.
Use the filters below to find and compare flights from Dallas/Fort Worth Airport to Key Largo that are best for you.

Fly from

Dallas/Fort Worth

Fly to

Key Largo

Route

Depart

Return

Price

DallasMiami

DFW - MIA

DFWMIA

Dallas/Fort Worth

ter 9/23

8:05 pm-12:44 am

1 stop27h 39m

Miami

qua 10/1

7:54 pm-10:17 pm

Nonstop3h 23m

$129

DallasMiami

DFW - MIA

DFWMIA

Dallas/Fort Worth

sáb 10/4

6:00 am-4:30 pm

1 stop9h 30m

Miami

sex 10/10

5:15 am-12:28 am

2 stops20h 13m

$186

DallasMiami

DFW - MIA

DFWMIA

Dallas/Fort Worth

qui 10/23

1:51 pm-12:34 am

1 stop9h 43m

Miami

dom 10/26

10:46 pm-8:06 pm

2 stops22h 20m

$199

DallasMiami

DFW - MIA

DFWMIA

Dallas/Fort Worth

dom 12/7

6:50 am-6:07 pm

1 stop10h 17m

Miami

sáb 12/13

6:00 am-1:24 pm

1 stop8h 24m

$217

DallasMiami

DFW - MIA

DFWMIA

Dallas/Fort Worth

ter 11/11

5:20 am-11:21 am

1 stop5h 01m

Miami

ter 11/11

6:23 pm-12:16 am

1 stop6h 53m

$217

DallasMiami

DFW - MIA

DFWMIA

Dallas/Fort Worth

seg 11/17

7:01 am-1:02 pm

1 stop5h 01m

Miami

ter 12/2

6:30 pm-12:15 am

1 stop6h 45m

$227

DallasMiami

DFW - MIA

DFWMIA

Dallas/Fort Worth

qua 10/1

7:15 am-3:17 pm

1 stop7h 02m

Miami

qui 10/16

7:10 am-12:54 pm

1 stop6h 44m

$233

DallasMiami

DFW - MIA

DFWMIA

Dallas/Fort Worth

qui 10/2

7:15 am-1:28 pm

1 stop5h 13m

Miami

sex 10/17

6:15 pm-11:59 pm

1 stop6h 44m

$291

DallasMiami

DFW - MIA

DFWMIA

Dallas/Fort Worth

seg 10/20

2:26 pm-9:13 pm

1 stop5h 47m

Miami

qua 10/22

4:56 pm-10:59 pm

1 stop7h 03m

$297

DallasMiami

DFW - MIA

DFWMIA

Dallas/Fort Worth

qua 9/24

5:29 am-1:28 pm

1 stop6h 59m

Miami

qua 10/1

6:00 am-10:11 am

1 stop5h 11m

$299

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 21 results
1
2
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Best time to book a flight from Dallas/Fort Worth to Key Largo

Have a flexible travel schedule? Discover the best time to fly to Key Largo from Dallas/Fort Worth 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 Dallas/Fort Worth Airport to Key Largo

How far ahead should I book a flight from Dallas/Fort Worth Airport to Key Largo?

Use this chart to determine the optimal time to book a round-trip flight from Dallas/Fort Worth to Key Largo. Price data was last updated on September 12, 2025.

Booking 28 days in advance of your planned departure date is, on average, the best time to get cheap flights from Dallas/Fort Worth Airport to Key Largo. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Dallas/Fort Worth Airport to Key Largo?

Currently, September is the cheapest month in which you can book a flight from Dallas/Fort Worth Airport to Key Largo (average of $232). Flying from Dallas/Fort Worth Airport 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 DFW to KE9?

Find hourly flight availability from Dallas/Fort Worth 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 setembro 15, 2025.

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

What is the cheapest day to fly from Dallas/Fort Worth Airport to Key Largo?

Use this chart to determine the cheapest time to fly round-trip from Dallas/Fort Worth to Key Largo. Price data was last updated on December 16, 2024.

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

Weekly flight availability from Dallas/Fort Worth Airport to Key Largo

Explore weekly flight availability from Dallas/Fort Worth to Key Largo. 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 setembro 15, 2025.

The most flights from DFW to KE9 are scheduled on a Friday (42 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (32 on average).

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 setembro 15, 2025.
Read through reviews of airlines operating flights from Dallas/Fort Worth Airport to Key Largo, such as Southwest, United Airlines, and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,242 reviews

Comfort

8.0

Overall

8.0

Food

7.0

Boarding

8.1

Crew

8.6

Entertainment

7.5

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Southwest
8.0
Very good
4,242 reviews
Southwest
8.0
Very good
4,242 reviews

Comfort

8.0

Overall

8.0

Food

7.0

Boarding

8.1

Crew

8.6

Entertainment

7.5

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
United Airlines
7.4
Good
8,929 reviews
Southwest
8.0
Very good
4,242 reviews

Comfort

8.0

Overall

8.0

Food

7.0

Boarding

8.1

Crew

8.6

Entertainment

7.5

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,242 reviews

Comfort

8.0

Overall

8.0

Food

7.0

Boarding

8.1

Crew

8.6

Entertainment

7.5

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Spirit Airlines
6.3
Okay
8,015 reviews
Southwest
8.0
Very good
4,242 reviews

Comfort

8.0

Overall

8.0

Food

7.0

Boarding

8.1

Crew

8.6

Entertainment

7.5

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Frontier
5.8
Fair
3,172 reviews
Southwest
8.0
Very good
4,242 reviews

Comfort

8.0

Overall

8.0

Food

7.0

Boarding

8.1

Crew

8.6

Entertainment

7.5

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Related info for your journey

Find useful and relevant information for your journey from Dallas/Fort Worth to Key Largo. 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 Dallas/Fort Worth Airport to Key Largo?

    Airlines like Frontier and Delta fly from Dallas/Fort Worth Airport to Key Largo in about 9h 30m. The time it takes to get you to your destination can typically vary by up to 47m. There are 1119 mi between Dallas/Fort Worth Airport and Key Largo. This flight may include one or multiple stops.

  • What are the most reliable airlines from Dallas/Fort Worth Airport to Key Largo?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Dallas/Fort Worth Airport to Key Largo on time: Spirit Airlines (83%), Japan Airlines (69%), GOL (68%).

  • What are the cheapest flights from Dallas/Fort Worth Airport to Key Largo?

    The cheapest flight price from Dallas/Fort Worth Airport to Key Largo is $47. On average you can expect to pay $808. The most popular route, (Dallas/Fort Worth - Miami), can usually be booked for $82.

  • Can I find deals for flights from Dallas/Fort Worth to Key Largo that include hotel bookings?

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

  • How can I find direct flights from Dallas/Fort Worth to Key Largo?

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

  • Can I find deals for business class flights from Dallas/Fort Worth to Key Largo?

    Yes. Cheapflights offers flight deals from Dallas/Fort Worth to Key Largo 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 Dallas/Fort Worth Airport to Key Largo?

    Currently, September is the cheapest month in which you can book a flight from Dallas/Fort Worth Airport to Key Largo (average of $232). Flying from Dallas/Fort Worth Airport 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.

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Top 6 airlines flying from Dallas/Fort Worth to Key Largo

Discover the top 6 airlines that operate flights from Dallas/Fort Worth 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 setembro 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$49Average$205FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$86Average$194FlexibilityNo cancel feeOn-time65%
DeltaCheapest$110Average$443FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$136Average$472FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$142Average$384FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$315Average$471FlexibilityNo cancel feeOn-time69%

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