What airlines fly to Florida Keys?

American Airlines, Delta and United Airlines are the top three most popular airlines that fly to Florida Keys from Texas according to our data. American Airlines is the first choice among our users, with 77% of people opting to fly with this airline when traveling to Florida Keys. Keep in mind that there are 3 different airlines that fly to Florida Keys on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Texas to Florida Keys?

Frontier, Spirit Airlines, and American Airlines are the most popular carriers operating from Texas to Florida Keys

How long is the flight from Texas to Florida Keys?

On average, it takes 12h 54m to fly from Texas to Florida Keys if you fly out of San Antonio (the most popular airport in Texas) and into Copenhagen (the most popular airport in Florida Keys). If you’re flying out of Austin and into Copenhagen, then the flight time is around 12h 55m.

How many flights depart from Texas to Florida Keys on average per week?

The number of flights available between Texas and Florida Keys is 479 per week as of September 2025. The most frequent departure day is Thu, with 17% of weekly flights leaving on this day.

When did momondo last update prices for flights from Texas to Florida Keys?

Prices for flights from Texas to Florida Keys are refreshed on a daily basis.

How many operators does momondo search for flights from Texas to Florida Keys?

There are 6 operators available for flights from Texas to Florida Keys as of September 2025.

How old do you have to be to fly from Texas to Florida Keys?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Texas to Florida Keys.

What documentation or ID do you need to fly to Florida Keys?

The necessary travel and health documents for your Florida Keys trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$47 Cheap Flights from Texas to Florida Keys in 2025/26

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Find the cheapest flights from Texas to Florida Keys

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

8:00 pm - 11:43 pmIAH-MIA

2h 43mnonstop

3:47 pm - 5:38 pmMIA-IAH

2h 51mnonstop

$71Multiple Airlines

Find Deal

Sat, Oct 25 - Thu, Oct 30

8:00 pm - 11:43 pmIAH-MIA

2h 43mnonstop

3:47 pm - 5:38 pmMIA-IAH

2h 51mnonstop

$72Multiple Airlines

Find Deal

Sat, Oct 25 - Thu, Oct 30

2:48 pm - 6:11 pmIAH-MIA

2h 23mnonstop

7:23 pm - 9:17 pmMIA-IAH

2h 54mnonstop

$74Spirit Airlines

Find Deal

Tue, Oct 14 - Tue, Oct 21

2:48 pm - 6:11 pmIAH-MIA

2h 23mnonstop

7:23 pm - 9:17 pmMIA-IAH

2h 54mnonstop

$75Spirit Airlines

Find Deal

Tue, Oct 14 - Tue, Oct 21

9:00 pm - 12:50 amDFW-MIA

2h 50mnonstop

6:43 pm - 9:13 pmMIA-DFW

3h 30mnonstop

$84Frontier

Find Deal

Mon, Oct 13 - Thu, Oct 16

9:00 pm - 12:50 amDFW-MIA

2h 50mnonstop

7:25 am - 9:48 amMIA-DFW

3h 23mnonstop

$87Frontier

Find Deal

Fri, Oct 24 - Mon, Nov 3

7:55 pm - 11:15 pmHOU-MIA

2h 20mnonstop

7:30 pm - 9:20 pmMIA-HOU

2h 50mnonstop

$127Southwest

Find Deal

Fri, Oct 17 - Fri, Oct 24

7:55 pm - 11:15 pmHOU-MIA

2h 20mnonstop

3:15 pm - 9:05 pmMIA-HOU

6h 50m1 stop

$142Southwest

Find Deal

Fri, Oct 17 - Wed, Oct 22

7:05 am - 10:51 amAUS-MIA

2h 46mnonstop

8:00 am - 10:03 amMIA-AUS

3h 03mnonstop

$157American Airlines

Find Deal

Sat, Oct 18 - Tue, Oct 21

5:45 pm - 9:29 pmAUS-MIA

2h 44mnonstop

9:44 pm - 11:59 pmMIA-AUS

3h 15mnonstop

$177American Airlines

Find Deal

Fri, Nov 7 - Mon, Nov 10

Frontier flights from Texas to Florida Keys

Our best Frontier deals on Texas to Florida Keys flight tickets

Frontier

Oct 13

DFW9:00 pmDallas/Fort Worth

2h 50m

MIA12:50 amMiami

Oct 16

MIA6:43 pmMiami

3h 30m

DFW9:13 pmDallas/Fort Worth

$84

Find similar

Frontier

Oct 24

DFW9:00 pmDallas/Fort Worth

2h 50m

MIA12:50 amMiami

Nov 3

MIA7:25 amMiami

3h 23m

DFW9:48 amDallas/Fort Worth

$87

Find similar

Frontier

Oct 24

DFW9:00 pmDallas/Fort Worth

2h 50m

MIA12:50 amMiami

Oct 27

MIA5:22 pmMiami

3h 38m

DFW8:00 pmDallas/Fort Worth

$89

Find similar

American Airlines flights from Texas to Florida Keys

Our best American Airlines deals on Texas to Florida Keys flight tickets

American Airlines

Oct 18

AUS7:05 amAustin Bergstrom

2h 46m

MIA10:51 amMiami

Oct 21

MIA8:00 amMiami

3h 03m

AUS10:03 amAustin Bergstrom

$157

Find similar

American Airlines

Nov 7

AUS5:45 pmAustin Bergstrom

2h 44m

MIA9:29 pmMiami

Nov 10

MIA9:44 pmMiami

3h 15m

AUS11:59 pmAustin Bergstrom

$177

Find similar

American Airlines

Oct 30

SAT5:30 amSan Antonio

2h 45m

MIA9:15 amMiami

Nov 4

MIA9:40 pmMiami

3h 19m

SAT11:59 pmSan Antonio

$188

Find similar

Fly from

Fly to

Route

Depart

Return

Price

HoustonMiami

IAH - MIA

IAHMIA

Houston George Bush Intcntl

Sat 10/25

8:00 pm-11:43 pm

Nonstop2h 43m

Miami

Thu 10/30

3:47 pm-5:38 pm

Nonstop2h 51m

$71

HoustonMiami

IAH - MIA

IAHMIA

Houston George Bush Intcntl

Sat 10/25

8:00 pm-11:43 pm

Nonstop2h 43m

Miami

Thu 10/30

3:47 pm-5:38 pm

Nonstop2h 51m

$72

HoustonMiami

IAH - MIA

IAHMIA

Houston George Bush Intcntl

Tue 10/14

2:48 pm-6:11 pm

Nonstop2h 23m

Miami

Tue 10/21

7:23 pm-9:17 pm

Nonstop2h 54m

$74

HoustonMiami

IAH - MIA

IAHMIA

Houston George Bush Intcntl

Tue 10/14

2:48 pm-6:11 pm

Nonstop2h 23m

Miami

Tue 10/21

7:23 pm-9:17 pm

Nonstop2h 54m

$75

DallasMiami

DFW - MIA

DFWMIA

Dallas/Fort Worth

Mon 10/13

9:00 pm-12:50 am

Nonstop2h 50m

Miami

Thu 10/16

6:43 pm-9:13 pm

Nonstop3h 30m

$84

DallasMiami

DFW - MIA

DFWMIA

Dallas/Fort Worth

Fri 10/24

9:00 pm-12:50 am

Nonstop2h 50m

Miami

Mon 11/3

7:25 am-9:48 am

Nonstop3h 23m

$87

HoustonMiami

HOU - MIA

HOUMIA

Houston Hobby

Fri 10/17

7:55 pm-11:15 pm

Nonstop2h 20m

Miami

Fri 10/24

7:30 pm-9:20 pm

Nonstop2h 50m

$127

HoustonMiami

HOU - MIA

HOUMIA

Houston Hobby

Fri 10/17

7:55 pm-11:15 pm

Nonstop2h 20m

Miami

Wed 10/22

3:15 pm-9:05 pm

1 stop6h 50m

$142

AustinMiami

AUS - MIA

AUSMIA

Austin Bergstrom

Sat 10/18

7:05 am-10:51 am

Nonstop2h 46m

Miami

Tue 10/21

8:00 am-10:03 am

Nonstop3h 03m

$157

AustinMiami

AUS - MIA

AUSMIA

Austin Bergstrom

Fri 11/7

5:45 pm-9:29 pm

Nonstop2h 44m

Miami

Mon 11/10

9:44 pm-11:59 pm

Nonstop3h 15m

$177

Flights are sorted by cheapest round-trip flights first.

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How to get the cheapest flight ticket from Texas to Florida Keys

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Florida Keys?

The month of October is another great option to travel to Florida Keys, with average flight prices from Texas averaging around $169.

What is the cheapest day to depart on your flight to Florida Keys?

The cheapest day to depart from Texas to Florida Keys is on a Thursday when prices can be found for as low as $392. The most expensive day to fly to Florida Keys is Wednesday, with ticket prices averaging around $599.

What is the cheapest time of day to depart on your flight to Florida Keys?

According to our data, the cheapest time of day to fly to Florida Keys is in the evening. momondo users have found flights departing from Texas to Florida Keys in the evening for as low as $259. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights at noon are often more expensive with an average ticket price of $531.

What is the cheapest Texas to Florida Keys flight route?

Fly from Houston George Bush Intcntl to Key West for the best Texas - Florida Keys flight prices

How far in advance should I book a flight to Florida Keys?

You are more likely to see cheaper flights to Florida Keys from Texas when booking weeks ahead of your departure date. In general, you can expect to find flights to Florida Keys for around $225 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Florida Keys from Texas for as low as $171 on momondo.

What cabin class options are available on Texas to Florida Keys flights?

There are 3 cabin classes available to choose from on Texas to Florida Keys flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Texas to Florida Keys flights?

No. A direct flight is the cheapest option for a flight between Texas to Florida Keys.

Cheap Texas to Florida Keys flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Texas to Florida Keys

Fastest flight time	2h 15m
Direct flights	Mon, Tue, Wed, Fri, Sat and Sun
Airports in Florida Keys	1 airport

The fastest flight from Texas to Florida Keys takes 2h 15m

Direct flights go from Texas to Florida Keys on Monday, Tuesday, Wednesday, Friday, Saturday and Sunday. There are no airlines offering direct flights.

There is 1 airport near Florida Keys: Miami (MIA)

Search flight deals

When did momondo last update prices for flights from Texas to Florida Keys?
Prices for flights from Texas to Florida Keys are refreshed on a daily basis.
How many operators does momondo search for flights from Texas to Florida Keys?
There are 6 operators available for flights from Texas to Florida Keys as of September 2025.
How old do you have to be to fly from Texas to Florida Keys?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Texas to Florida Keys.
What documentation or ID do you need to fly to Florida Keys?
The necessary travel and health documents for your Florida Keys trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Texas to Florida Keys?
momondo data reveals that the most frequently booked plane model on the route from Texas to Florida Keys is Boeing 737-800, representing 14.76% of all bookings. The subsequent popular models are Airbus A321-100/200 at 13.07%, Boeing 737 MAX 8 at 11.15%, and Airbus A320neo at 9.31%.

Best airlines flying from Texas to Florida Keys

Compare and see reviews for airlines that fly from Texas to Florida Keys with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $148	Free Cancellation	Rating 7.9 7,964 reviews	Search Delta flights
United Airlines	PriceFrom $209	Free Cancellation	Rating 7.4 8,926 reviews	Search United Airlines flights
American Airlines	PriceFrom $218	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Texas to Florida Keys?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Texas to Florida Keys for you.

Can I find flights from Texas to Florida Keys with flexible booking policies on momondo?

Yes. All flights to Florida Keys from Texas on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Texas to Florida Keys?

Once you have performed a search for Texas to Florida Keys flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Texas to Florida Keys right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Texas to Florida Keys flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Florida Keys trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Popular cities in Florida Keys

Flights to New Yorkfrom $49

Flights to Los Angelesfrom $49

Flights to Miamifrom $49

Flights to Chicagofrom $47

Flights to Orlandofrom $60

Flights to Las Vegasfrom $48

Flights to San Franciscofrom $53

Flights to Washington, D.C.from $49

Flights to Bostonfrom $73

Flights to Atlantafrom $51

Flights to Dallasfrom $56

Flights to Seattlefrom $86

Texas flight routes

Flights from Houston George Bush Intcntl to New Orleans Louis Armstrong

Flights from Dallas/Fort Worth to Atlanta Hartsfield-Jackson

Flights from Dallas/Fort Worth to Raleigh-Durham

Flights from Dallas/Fort Worth to Phoenix Sky Harbor Intl

Flights from Dallas/Fort Worth to Indianapolis

Flights from Dallas/Fort Worth to Las Vegas Harry Reid Intl

Cheap flights from Texas to Florida Keys from $47

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Texas to Florida Keys departing on 11/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Big names and deals

Filter for what you want

Filter for what you want

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Find the cheapest flights from Texas to Florida Keys

Cheap round-trip flights

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Cheap last minute flights

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Frontier flights from Texas to Florida Keys

Our best Frontier deals on Texas to Florida Keys flight tickets

American Airlines flights from Texas to Florida Keys

Our best American Airlines deals on Texas to Florida Keys flight tickets

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Use the filters below to find and compare flights from Texas to Florida Keys that are best for you.

See travel insights to Florida Keys from

How to get the cheapest flight ticket from Texas to Florida Keys

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Florida Keys?

The month of October is another great option to travel to Florida Keys, with average flight prices from Texas averaging around $169.

What is the cheapest day to depart on your flight to Florida Keys?

The cheapest day to depart from Texas to Florida Keys is on a Thursday when prices can be found for as low as $392. The most expensive day to fly to Florida Keys is Wednesday, with ticket prices averaging around $599.

What is the cheapest time of day to depart on your flight to Florida Keys?

What is the cheapest Texas to Florida Keys flight route?

Fly from Houston George Bush Intcntl to Key West for the best Texas - Florida Keys flight prices

How far in advance should I book a flight to Florida Keys?

What cabin class options are available on Texas to Florida Keys flights?

There are 3 cabin classes available to choose from on Texas to Florida Keys flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Texas to Florida Keys flights?

No. A direct flight is the cheapest option for a flight between Texas to Florida Keys.

What is the cheapest airline that flies from Texas to Florida Keys?

Frontier, Spirit Airlines, and American Airlines are the most popular carriers operating from Texas to Florida Keys

What airlines fly to Florida Keys?

How many flights depart from Texas to Florida Keys on average per week?

The number of flights available between Texas and Florida Keys is 479 per week as of September 2025. The most frequent departure day is Thu, with 17% of weekly flights leaving on this day.

How long is the flight from Texas to Florida Keys?

On average, it takes 12h 54m to fly from Texas to Florida Keys if you fly out of San Antonio (the most popular airport in Texas) and into Copenhagen (the most popular airport in Florida Keys). If you’re flying out of Austin and into Copenhagen, then the flight time is around 12h 55m.

Cheap Texas to Florida Keys flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Texas to Florida Keys

Fastest flight time

Direct flights

Airports in Florida Keys

When did momondo last update prices for flights from Texas to Florida Keys?

How many operators does momondo search for flights from Texas to Florida Keys?

How old do you have to be to fly from Texas to Florida Keys?

What documentation or ID do you need to fly to Florida Keys?

What is the most popular plane model from Texas to Florida Keys?

Best airlines flying from Texas to Florida Keys

Compare and see reviews for airlines that fly from Texas to Florida Keys with momondo

Why use momondo?

Why should I use momondo to find a flight deal from Texas to Florida Keys?

Can I find flights from Texas to Florida Keys with flexible booking policies on momondo?

How can momondo help me find flights from Texas to Florida Keys?

I’m not ready to book a flight from Texas to Florida Keys right now. Can momondo alert me if prices change?

An easier way to manage your Florida Keys trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Florida Keys

Popular cities in Florida Keys

Popular flights according to clicks in the last 7 days on momondo