How long is the flight from Key Largo to McAllen?

For as low as $217, Delta can have you in McAllen from Key Largo in 5h 42m. The distance from Key Largo to McAllen is about 1114 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

In terms of precipitation, rainfall in McAllen ranges from 0.9 - 4.5 inches per month. September is typically the wettest month, when rainfall can reach 4.5 in. November is typically the driest time to visit McAllen when rainfall is around 0.9 in.

If weather is an important factor for your trip to McAllen, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 87.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 60.8 F).

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

McAllen Miller Intl (MFE), located 2.0 mi from the city center, is the airport you fly into when you book flights from Key Largo to McAllen. 2 airlines have flights to Miller Intl from Key Largo on a regular basis. Booking flights from Key Largo to McAllen Miller Intl should not be difficult; the airport handles an average of 0 inbound flights from Key Largo per day.

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

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

How can I find direct flights from Key Largo to McAllen?

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

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

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

$109+ Flights from Key Largo to McAllen

Q: How much does it cost to fly round-trip from Key Largo to McAllen?

Airfare is below average for this route at the moment. Key Largo to McAllen flights typically cost between $328 and $653 in January. The cheapest round-trip price found within the last 3 days was $217 on Delta (Jan 15-Jan 20).

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Cheap flight deals from Key Largo to McAllen

Cheapest flights from Key Largo to McAllen
Explore the most affordable flight options available from Key Largo to McAllen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

Fri 12/267:21 pmMIA - MFE

1 stop5h 37mDelta

Wed 12/3112:38 pmMFE - MIA

2 stops10h 53mDelta

Deal found 12/17

$428

Fri 12/267:21 pmMIA - MFE

1 stop5h 37mDelta

Thu 1/15:25 amMFE - MIA

1 stop6h 17mDelta

Deal found 12/17

$463

Fri 12/2611:56 amMIA - MFE

1 stop6h 54mUnited Airlines

Wed 12/314:55 pmMFE - MIA

1 stop19h 13mUnited Airlines

Deal found 12/17

$575

Fri 12/198:45 amMIA - MFE

1 stop8h 15mUnited Airlines

Tue 12/234:55 pmMFE - MIA

1 stop4h 45mUnited Airlines

Deal found 12/17

$688

Sat 12/204:43 pmMIA - MFE

1 stop7h 42mUnited Airlines

Sun 1/45:00 amMFE - MIA

1 stop4h 54mUnited Airlines

Deal found 12/15

$721

Sat 12/204:39 pmMIA - MFE

2 stops29h 58mMultiple Airlines

Sun 1/49:00 pmMFE - MIA

1 stop31h 35mMultiple Airlines

Deal found 12/15

$722

Tue 12/304:25 pmMIA - MFE

1 stop7h 34mAmerican Airlines

Sat 1/35:30 amMFE - MIA

1 stop7h 52mAmerican Airlines

Deal found 12/16

$733

Tue 12/309:00 amMIA - MFE

2 stops15h 25mUnited Airlines

Sat 1/34:55 pmMFE - MIA

1 stop4h 45mUnited Airlines

Deal found 12/16

$740

Best flights from Key Largo to McAllen
Discover carefully curated flight deals from Key Largo to McAllen that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 18, 2025.

Thu 1/157:15 pmMIA - MFE

1 stop5h 42mDelta

Tue 1/205:25 amMFE - MIA

1 stop6h 15mDelta

Deal found 12/17

$217

Wed 1/1411:05 amMIA - MFE

1 stop6h 02mUnited Airlines

Tue 1/207:00 amMFE - MIA

1 stop5h 30mUnited Airlines

Deal found 12/17

$217

Fri 1/239:05 amMIA - MFE

1 stop8h 02mUnited Airlines

Sat 1/2412:05 pmMFE - MIA

1 stop5h 20mUnited Airlines

Deal found 12/16

$217

Fri 1/97:15 pmMIA - MFE

1 stop5h 42mDelta

Sat 1/101:00 pmMFE - MIA

2 stops10h 51mDelta

Deal found 12/16

$232

Fri 1/911:05 amMIA - MFE

1 stop6h 02mUnited Airlines

Sat 1/109:30 amMFE - MIA

1 stop7h 55mUnited Airlines

Deal found 12/16

$217

Wed 3/117:12 pmMIA - MFE

1 stop5h 47mDelta

Fri 3/205:25 amMFE - MIA

1 stop6h 16mDelta

Deal found 12/17

$237

Thu 1/1511:05 amMIA - MFE

1 stop6h 02mUnited Airlines

Tue 1/207:00 amMFE - MIA

1 stop5h 30mUnited Airlines

Deal found 12/17

$217

Tue 1/271:05 pmMIA - MFE

1 stop7h 57mUnited Airlines

Sat 1/319:30 amMFE - MIA

1 stop7h 55mUnited Airlines

Deal found 12/15

$297

Last-minute flights from Key Largo to McAllen
Discover last-minute flight deals from Key Largo to McAllen. Data last updated December 18, 2025 and is based on user searches.

Fri 12/267:21 pmMIA - MFE

1 stop5h 37mDelta

Wed 12/3112:38 pmMFE - MIA

2 stops10h 53mDelta

Deal found 12/17

$428

Fri 1/97:15 pmMIA - MFE

1 stop5h 42mDelta

Sat 1/101:00 pmMFE - MIA

2 stops10h 51mDelta

Deal found 12/16

$232

Wed 1/147:15 pmMIA - MFE

1 stop5h 42mDelta

Tue 1/205:25 amMFE - MIA

2 stops9h 02mDelta

Deal found 12/17

$222

Thu 1/157:15 pmMIA - MFE

1 stop5h 42mDelta

Tue 1/205:25 amMFE - MIA

1 stop6h 15mDelta

Deal found 12/17

$217

Thu 1/157:15 amMIA - MFE

2 stops15h 42mUnited Airlines

Tue 1/207:00 amMFE - MIA

2 stops12h 29mUnited Airlines

Deal found 12/17

$398

Fri 1/165:35 pmMIA - MFE

2 stops29h 22mUnited Airlines

Mon 1/197:00 amMFE - MIA

1 stop5h 30mUnited Airlines

Deal found 12/16

$425

Tue 1/271:05 pmMIA - MFE

1 stop7h 57mUnited Airlines

Sat 1/319:30 amMFE - MIA

1 stop7h 55mUnited Airlines

Deal found 12/15

$297

Fri 1/3011:00 amMIA - MFE

2 stops11h 57mUnited Airlines

Sun 2/17:00 amMFE - MIA

1 stop5h 30mUnited Airlines

Deal found 12/17

$444

One-way flights from Key Largo to McAllen
Search for one-way flight options from Key Largo to McAllen. Find affordable one-way fares based on user searches. Data last updated December 18, 2025.

Thu 1/157:15 pmMIA - MFE

1 stop5h 42mDelta

Deal found 12/17

$109

Thu 1/157:45 amMIA - MFE

3 stops29h 59mMultiple Airlines

Deal found 12/17

$191

Tue 1/67:15 pmMIA - MFE

1 stop5h 42mDelta

Deal found 12/15

$230

Tue 12/2311:56 amMIA - MFE

1 stop6h 54mUnited Airlines

Deal found 12/17

$242

Sun 1/49:01 pmMIA - MFE

2 stops38h 31mMultiple Airlines

Deal found 12/16

$279

Tue 12/232:01 pmMIA - MFE

2 stops10h 57mDelta

Deal found 12/17

$315

Tue 12/239:05 pmMIA - MFE

3 stops44h 54mMultiple Airlines

Deal found 12/17

$382

Thu 1/1512:18 pmMIA - MFE

2 stops10h 39mUnited Airlines

Deal found 12/17

$458

Sun 1/47:21 pmMIA - MFE

1 stop5h 37mDelta

Deal found 12/16

$549

Find flight deals from Key Largo to McAllen

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$217 (Delta)
One-way from	$109 (Delta)
Popular in	June
Cheapest in	January
Average price	$487

Provider with most accurate pricing for Miami-McAllen Miller Intl flight deals.

Search Deals

Provider most trusted by Cheapflights users for Miami-McAllen Miller Intl flights.

Search Deals

From Key Largo to McAllen Miller Intl

Search Deals

One-way flight from Key Largo to McAllen Miller Intl

Search Deals

Highest demand for flights based on searches. 14% potential increase in price ($64 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

MiamiMcAllen

MIA - MFE

MIAMFE

Miami

Thu 1/15

7:15 pm-11:57 pm

1 stop5h 42m

McAllen Miller Intl

Tue 1/20

5:25 am-12:40 pm

1 stop6h 15m

$217

MiamiMcAllen

MIA - MFE

MIAMFE

Miami

Wed 1/14

11:05 am-4:07 pm

1 stop6h 02m

McAllen Miller Intl

Tue 1/20

7:00 am-1:30 pm

1 stop5h 30m

$217

MiamiMcAllen

MIA - MFE

MIAMFE

Miami

Fri 1/23

9:05 am-4:07 pm

1 stop8h 02m

McAllen Miller Intl

Sat 1/24

12:05 pm-6:25 pm

1 stop5h 20m

$217

MiamiMcAllen

MIA - MFE

MIAMFE

Miami

Fri 1/9

11:05 am-4:07 pm

1 stop6h 02m

McAllen Miller Intl

Sat 1/10

9:30 am-6:25 pm

1 stop7h 55m

$217

MiamiMcAllen

MIA - MFE

MIAMFE

Miami

Thu 1/15

11:05 am-4:07 pm

1 stop6h 02m

McAllen Miller Intl

Tue 1/20

7:00 am-1:30 pm

1 stop5h 30m

$217

MiamiMcAllen

MIA - MFE

MIAMFE

Miami

Fri 1/9

7:15 pm-11:57 pm

1 stop5h 42m

McAllen Miller Intl

Sat 1/10

1:00 pm-12:51 am

2 stops10h 51m

$232

MiamiMcAllen

MIA - MFE

MIAMFE

Miami

Wed 3/11

7:12 pm-11:59 pm

1 stop5h 47m

McAllen Miller Intl

Fri 3/20

5:25 am-12:41 pm

1 stop6h 16m

$237

MiamiMcAllen

MIA - MFE

MIAMFE

Miami

Tue 1/27

1:05 pm-8:02 pm

1 stop7h 57m

McAllen Miller Intl

Sat 1/31

9:30 am-6:25 pm

1 stop7h 55m

$297

MiamiMcAllen

MIA - MFE

MIAMFE

Miami

Thu 1/15

7:15 pm-11:57 pm

1 stop5h 42m

$109

MiamiMcAllen

MIA - MFE

MIAMFE

Miami

Thu 1/15

7:45 am-12:44 pm

3 stops29h 59m

$191

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Showing 1-10 of 17 results

Best time to book a flight from Key Largo to McAllen

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

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

Currently, May is the cheapest month in which you can book a flight from Key Largo to McAllen (average of $198). Flying from Key Largo to McAllen in July is currently the most expensive (average of $287). 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 MFE?

One of the essential ways to save on airfare from Key Largo to McAllen is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight at noon could potentially save you up to 24% on airfare.

How much does it cost to fly round-trip from Key Largo to McAllen?

Reviews of airlines servicing McAllen

Read through reviews of airlines operating flights from Key Largo to McAllen, such as United Airlines and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

United Airlines

7.4

Good

9,091 reviews

Reviews

1 / 20

8.0

Excellent

FERNANDO,Sep 2024

YYC - IAH

Everything was good, maybe can give better foof flys more than 4 hours

United Airlines

7.4

Good

9,091 reviews

United Airlines

7.4

Good

9,091 reviews

Reviews

1 / 20

8.0

Excellent

FERNANDO,Sep 2024

YYC - IAH

Everything was good, maybe can give better foof flys more than 4 hours

American Airlines

7.2

Good

11,054 reviews

United Airlines

7.4

Good

9,091 reviews

Reviews

1 / 20

8.0

Excellent

FERNANDO,Sep 2024

YYC - IAH

Everything was good, maybe can give better foof flys more than 4 hours

Related info for your journey

What airport do you fly into for flights to McAllen from Key Largo?
McAllen Miller Intl (MFE), located 2.0 mi from the city center, is the airport you fly into when you book flights from Key Largo to McAllen. 2 airlines have flights to Miller Intl from Key Largo on a regular basis. Booking flights from Key Largo to McAllen Miller Intl should not be difficult; the airport handles an average of 0 inbound flights from Key Largo per day.
How long is the flight from Key Largo to McAllen?
For as low as $217, Delta can have you in McAllen from Key Largo in 5h 42m. The distance from Key Largo to McAllen is about 1114 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.
Can I find deals for flights from Key Largo to McAllen that include hotel bookings?
Yes. In addition to deals on Key Largo to McAllen flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Key Largo to McAllen?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Key Largo to McAllen.
Can I find deals for business class flights from Key Largo to McAllen?
Yes. Cheapflights offers flight deals from Key Largo to McAllen 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 McAllen?
Currently, May is the cheapest month in which you can book a flight from Key Largo to McAllen (average of $198). Flying from Key Largo to McAllen in July is currently the most expensive (average of $287). 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

Weslaco

Pharr

Mission

Edinburg

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Top 2 airlines flying from Key Largo to McAllen

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$216	Average$398	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$256	Average$429	FlexibilityNo cancel fee	On-time69%

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$109+ Cheap flights from Key Largo, FL to McAllen (MFE)

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 1/15. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Key Largo to McAllen with Cheapflights

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2. Select your favorite providers

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Cheap flight deals from Key Largo to McAllen

Cheapest flights from Key Largo to McAllenExplore the most affordable flight options available from Key Largo to McAllen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

Explore the most affordable flight options available from Key Largo to McAllen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

Find flight deals from Key Largo to McAllen

Keep the following information in mind while searching for Key Largo to McAllen flight deals. Data was last updated December 18, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Key Largo to McAllen that are best for you.

Best time to book a flight from Key Largo to McAllen

Have a flexible travel schedule? Discover the best time to fly to McAllen from Key Largo with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Key Largo to McAllen

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

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

Find hourly flight availability from Key Largo to McAllen. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2025.

How much does it cost to fly round-trip from Key Largo to McAllen?

Reviews of airlines servicing McAllen

Read through reviews of airlines operating flights from Key Largo to McAllen, such as United Airlines and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Key Largo to McAllen. 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 McAllen from Key Largo?

How long is the flight from Key Largo to McAllen?

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

How can I find direct flights from Key Largo to McAllen?

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

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

Traveling to a place near McAllen?

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Alternative routes for Key Largo to McAllen

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Top 2 airlines flying from Key Largo to McAllen

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Cheapest flights from Key Largo to McAllen
Explore the most affordable flight options available from Key Largo to McAllen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.