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$63+ Cheap flights from Key Largo, FL to Dallas

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 5/18. Fares are subject to change and may not be available on all flights or dates of travel.
MIA — DFW
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
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Cheapflights Tip: The best prices from Key Largo to Dallas are usually found in October or September, booked 37 days in advance, depart on a Friday or Thursday and return on a Friday

Cheap flight deals from Key Largo to Dallas

Keep the following information in mind while searching for Key Largo to Dallas flight deals. Data was last updated May 1, 2025.

Round-trip from

$115
(Kiwi.com)

One-way from

$63
(eDestinos)

Popular in

January

Cheapest in

October

Average price

$175
From Key Largo to Dallas
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One-way flight from Key Largo to Dallas
Search Deals
Highest demand for flights based on searches. 23% potential increase in price ($56 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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Find flight deals from Key Largo to Dallas

Cheapest flights from Key Largo to Dallas
Explore the most affordable flight options available from Key Largo to Dallas. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 4/30. 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.
Fri 5/306:00 amMIA - DFW
Nonstop3h 14mMultiple Airlines
Sun 6/15:30 amDFW - MIA
Nonstop3h 02mMultiple Airlines
Deal found 4/30$115
This eDestinos deal was found by Cheapflights users on 4/30. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/1312:00 pmMIA - DFW
Nonstop3h 18mSpirit Airlines
Tue 5/204:00 pmDFW - MIA
Nonstop2h 58mSpirit Airlines
Deal found 4/30$119
This Frontier deal was found by Cheapflights users on 4/30. 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.
Thu 5/2210:37 amMIA - DFW
Nonstop3h 39mFrontier
Thu 5/295:30 amDFW - MIA
Nonstop2h 57mFrontier
Deal found 4/30$124
This Southwest deal was found by Cheapflights users on 4/30. 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 6/1211:30 amMIA - DAL
Nonstop2h 55mSouthwest
Sun 6/153:15 pmDAL - MIA
Nonstop2h 50mSouthwest
Deal found 4/30$213
This Delta deal was found by Cheapflights users on 4/30. 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.
Thu 7/317:22 pmMIA - DFW
1 stop5h 59mDelta
Tue 8/57:00 amDFW - MIA
1 stop5h 07mDelta
Deal found 4/30$233
This Delta deal was found by Cheapflights users on 4/29. 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.
Fri 5/305:35 amMIA - DAL
1 stop4h 53mDelta
Tue 6/312:00 pmDAL - MIA
1 stop6h 32mDelta
Deal found 4/29$233
This American Airlines deal was found by Cheapflights users on 4/30. 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.
Thu 5/295:18 amMIA - DFW
Nonstop3h 16mAmerican Airlines
Sun 6/14:50 pmDFW - MIA
Nonstop2h 52mAmerican Airlines
Deal found 4/30$264

Cheapflights Fare Finder

Customize your flight search to find flights from Key Largo to Dallas 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 May 1, 2025.
Use the filters below to find and compare flights from Key Largo to Dallas that are best for you.

Fly from

Key Largo

Fly to

Dallas

Route

Depart

Return

Price

MiamiDallas

MIA - DFW

MIADFW

Miami

Fri 5/30

6:00 am-8:14 am

Nonstop3h 14m

Dallas/Fort Worth

Sun 6/1

5:30 am-9:32 am

Nonstop3h 02m

$115

MiamiDallas

MIA - DFW

MIADFW

Miami

Tue 5/13

12:00 pm-2:18 pm

Nonstop3h 18m

Dallas/Fort Worth

Tue 5/20

4:00 pm-7:58 pm

Nonstop2h 58m

$119

MiamiDallas

MIA - DFW

MIADFW

Miami

Thu 5/22

10:37 am-1:16 pm

Nonstop3h 39m

Dallas/Fort Worth

Thu 5/29

5:30 am-9:27 am

Nonstop2h 57m

$124

MiamiDallas

MIA - DAL

MIADAL

Miami

Thu 6/12

11:30 am-1:25 pm

Nonstop2h 55m

Dallas Love Field

Sun 6/15

3:15 pm-7:05 pm

Nonstop2h 50m

$213

MiamiDallas

MIA - DFW

MIADFW

Miami

Fri 7/11

2:43 pm-10:30 pm

1 stop8h 47m

Dallas/Fort Worth

Wed 7/16

1:24 pm-7:27 pm

1 stop5h 03m

$233

MiamiDallas

MIA - DAL

MIADAL

Miami

Fri 5/30

5:35 am-9:28 am

1 stop4h 53m

Dallas Love Field

Tue 6/3

12:00 pm-7:32 pm

1 stop6h 32m

$233

MiamiDallas

MIA - DFW

MIADFW

Miami

Thu 5/29

5:18 am-7:34 am

Nonstop3h 16m

Dallas/Fort Worth

Sun 6/1

4:50 pm-8:42 pm

Nonstop2h 52m

$264

MiamiDallas

MIA - DFW

MIADFW

Miami

Sun 5/18

6:00 am-8:14 am

Nonstop3h 14m

$63

MiamiDallas

MIA - DFW

MIADFW

Miami

Sun 6/1

10:37 am-1:10 pm

Nonstop3h 33m

$71

MiamiDallas

MIA - DAL

MIADAL

Miami

Thu 6/12

11:30 am-1:25 pm

Nonstop2h 55m

$107

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 16 results
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Best time to book a flight from Key Largo to Dallas

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

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

Use this chart to determine the optimal time to book a round-trip flight from Key Largo to Dallas. Price data was last updated on April 25, 2025.

Booking 37 days in advance of your planned departure date is, on average, the best time to get cheap flights from Key Largo to Dallas. 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 Key Largo to Dallas?

Currently, August is the cheapest month in which you can book a flight from Key Largo to Dallas (average of $216). Flying from Key Largo to Dallas in March is currently the most expensive (average of $295). 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 DFW?

Find hourly flight availability from Key Largo to Dallas. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 1, 2025.

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

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

Use this chart to determine the cheapest time to fly round-trip from Key Largo to Dallas. Price data was last updated on June 23, 2024.

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

Weekly flight availability from Key Largo to Dallas

Explore weekly flight availability from Key Largo to Dallas. 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 May 1, 2025.

The most flights from KE9 to A78 are scheduled on a Thursday (46 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (4 on average).

Rainfall in Dallas by month

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

In terms of precipitation, rainfall in Dallas ranges from 1.9 - 4.9 inches per month. May is typically the wettest month, when rainfall can reach 4.9 in. August is typically the driest time to visit Dallas when rainfall is around 1.9 in.

Temperature in Dallas by month

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

If weather is an important factor for your trip to Dallas, 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 86.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 46.4 F).

Reviews of airlines servicing Dallas

Get insights into the airlines that provide service to Dallas. 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 Dallas. Reviews last updated May 1, 2025.
See what other customers who have flown with Alaska Airlines, Southwest and Delta from Key Largo to Dallas have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,968 reviews

Entertainment

7.1

Food

7.1

Crew

8.5

Comfort

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
9,968 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Entertainment

7.1

Food

7.1

Crew

8.5

Comfort

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,294 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Entertainment

7.1

Food

7.1

Crew

8.5

Comfort

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,934 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Entertainment

7.1

Food

7.1

Crew

8.5

Comfort

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Entertainment

7.1

Food

7.1

Crew

8.5

Comfort

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Entertainment

7.1

Food

7.1

Crew

8.5

Comfort

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

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

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

    For one-way options, check prices for Spirit Airlines. According to our data, you can fly for as low as $63. Users have also found prices from $71 and $107 on Frontier and Southwest, respectively.

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

    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 Key Largo to Dallas on time: Royal Air Maroc (78%), Japan Airlines (77%), Alaska Airlines (73%).

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

    Looking at all options, your cheapest flight can be booked for $101. While the most popular route (Miami - Dallas/Fort Worth) can be booked for $76 on average our data indicates $1,228 when flying from Key Largo to Dallas.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Key Largo to Dallas (average of $216). Flying from Key Largo to Dallas in March is currently the most expensive (average of $295). 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

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Alternative routes for Key Largo to Dallas

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Top 5 airlines flying from Key Largo to Dallas

Discover the top 5 airlines that operate flights from Key Largo to Dallas. 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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$51Average$129FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$62Average$172FlexibilityNo cancel feeOn-time65%
SouthwestCheapest$160Average$355FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$162Average$465FlexibilityNo cancel feeOn-time71%
DeltaCheapest$232Average$401FlexibilityNo cancel feeOn-timeN/A

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