What airlines fly to Florida Keys?

American Airlines, United Airlines and Delta are the top three most popular airlines that fly to Florida Keys from Houston George Bush Intcntl Airport according to our data. American Airlines is the first choice among our users, with 74% 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 Houston George Bush Intcntl to Florida Keys?

Spirit Airlines, American Airlines, and United Airlines are the most popular carriers operating from Houston George Bush Intcntl to Florida Keys

How many operators does momondo search for flights from Houston George Bush Intcntl Airport to Florida Keys?

As of August 2025, there are 5 operators available to choose from for flights from Houston George Bush Intcntl Airport to Florida Keys.

How old do you have to be to fly from Houston George Bush Intcntl Airport to Florida Keys?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Houston George Bush Intcntl Airport to Florida Keys.

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

The required travel and health documents for your Florida Keys trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Florida Keys. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$30 Cheap Flights from Houston George Bush Intcntl Airport to Florida Keys in 2025

Q: How many flights depart from Houston George Bush Intcntl Airport to Florida Keys on average per week?

As of August 2025, there are 162 flights per week flying from Houston George Bush Intcntl Airport to Florida Keys. The most common day of the week flights depart is Thu, with 17% of flights taking off on this day.

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Find the cheapest flights from Houston George Bush Intcntl Airport to Florida Keys

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

3:40 pm - 7:21 pmIAH-MIA

2h 41mnonstop

6:59 pm - 9:07 pmMIA-IAH

3h 08mnonstop

$61Spirit Airlines

Find Deal

Tue, Sep 2 - Tue, Sep 9

3:40 pm - 7:21 pmIAH-MIA

2h 41mnonstop

6:59 pm - 9:07 pmMIA-IAH

3h 08mnonstop

$67Spirit Airlines

Find Deal

Wed, Sep 3 - Fri, Sep 5

6:59 pm - 10:37 pmIAH-MIA

2h 38mnonstop

6:32 pm - 8:18 pmMIA-IAH

2h 46mnonstop

$69Spirit Airlines

Find Deal

Mon, Aug 25 - Thu, Aug 28

1:07 pm - 8:12 pmIAH-EYW

6h 05m1 stop

6:20 pm - 11:56 pmEYW-IAH

6h 36m1 stop

$218Delta

Find Deal

Sat, Aug 23 - Sat, Aug 30

6:05 am - 5:23 pmIAH-EYW

10h 18m2 stops

12:50 pm - 8:12 pmEYW-IAH

8h 22m1 stop

$223American Airlines

Find Deal

Sat, Aug 23 - Sat, Aug 30

8:00 am - 5:23 pmIAH-EYW

8h 23m2 stops

11:26 am - 8:06 pmEYW-IAH

9h 40m2 stops

$228American Airlines

Find Deal

Sat, Aug 23 - Sat, Aug 30

11:05 am - 7:44 pmIAH-EYW

7h 39m1 stop

7:00 am - 12:19 pmEYW-IAH

6h 19m1 stop

$237Delta

Find Deal

Sat, Nov 15 - Wed, Nov 19

9:05 pm - 11:52 amIAH-EYW

13h 47m1 stop

8:55 am - 3:32 pmEYW-IAH

7h 37m1 stop

$241

Find Deal

Thu, Nov 6 - Sun, Nov 9

5:17 pm - 9:22 amIAH-EYW

15h 05m1 stop

1:47 pm - 6:26 pmEYW-IAH

5h 39m1 stop

$251

Find Deal

Sat, Aug 23 - Mon, Aug 25

12:09 pm - 4:01 pmIAH-EYW

2h 52mnonstop

4:50 pm - 7:02 pmEYW-IAH

3h 12mnonstop

$364United Airlines

Find Deal

Sun, Jan 25 - Sun, Feb 1

Spirit Airlines flights from Houston George Bush Intcntl Airport to Florida Keys

Our best Spirit Airlines deals on Houston George Bush Intcntl Airport to Florida Keys flight tickets

Spirit Airlines

Sep 2

IAH3:40 pmHouston George Bush Intcntl

2h 41m

MIA7:21 pmMiami

Sep 9

MIA6:59 pmMiami

3h 08m

IAH9:07 pmHouston George Bush Intcntl

$61

Find similar

Spirit Airlines

Sep 3

IAH3:40 pmHouston George Bush Intcntl

2h 41m

MIA7:21 pmMiami

Sep 5

MIA6:59 pmMiami

3h 08m

IAH9:07 pmHouston George Bush Intcntl

$67

Find similar

Spirit Airlines

Aug 25

IAH6:59 pmHouston George Bush Intcntl

2h 38m

MIA10:37 pmMiami

Aug 28

MIA6:32 pmMiami

2h 46m

IAH8:18 pmHouston George Bush Intcntl

$69

Find similar

Frontier flights from Houston George Bush Intcntl Airport to Florida Keys

Our best Frontier deals on Houston George Bush Intcntl Airport to Florida Keys flight tickets

Frontier

Aug 14

IAH7:54 pmHouston George Bush Intcntl

2h 42m

MIA11:36 pmMiami

Aug 17

MIA4:57 pmMiami

2h 52m

IAH6:49 pmHouston George Bush Intcntl

$146

Find similar

Frontier

Aug 14

IAH7:54 pmHouston George Bush Intcntl

2h 42m

MIA11:36 pmMiami

Aug 17

MIA4:57 pmMiami

2h 52m

IAH6:49 pmHouston George Bush Intcntl

$155

Find similar

Frontier

Aug 14

IAH7:54 pmHouston George Bush Intcntl

2h 42m

MIA11:36 pmMiami

Aug 17

MIA4:57 pmMiami

2h 52m

IAH6:49 pmHouston George Bush Intcntl

$156

Find similar

momondo Fare Finder

Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Florida Keys that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HoustonMiami

IAH - MIA

IAHMIA

Houston George Bush Intcntl

Tue 9/2

3:40 pm-7:21 pm

Nonstop2h 41m

Miami

Tue 9/9

6:59 pm-9:07 pm

Nonstop3h 08m

$61

HoustonMiami

IAH - MIA

IAHMIA

Houston George Bush Intcntl

Wed 9/3

3:40 pm-7:21 pm

Nonstop2h 41m

Miami

Fri 9/5

6:59 pm-9:07 pm

Nonstop3h 08m

$67

HoustonMiami

IAH - MIA

IAHMIA

Houston George Bush Intcntl

Mon 8/25

6:59 pm-10:37 pm

Nonstop2h 38m

Miami

Thu 8/28

6:32 pm-8:18 pm

Nonstop2h 46m

$69

HoustonKey West

IAH - EYW

IAHEYW

Houston George Bush Intcntl

Sat 8/23

1:07 pm-8:12 pm

1 stop6h 05m

Key West

Sat 8/30

6:20 pm-11:56 pm

1 stop6h 36m

$218

HoustonKey West

IAH - EYW

IAHEYW

Houston George Bush Intcntl

Sat 8/23

6:05 am-5:23 pm

2 stops10h 18m

Key West

Sat 8/30

12:50 pm-8:12 pm

1 stop8h 22m

$223

HoustonKey West

IAH - EYW

IAHEYW

Houston George Bush Intcntl

Sat 8/23

8:00 am-5:23 pm

2 stops8h 23m

Key West

Sat 8/30

11:26 am-8:06 pm

2 stops9h 40m

$228

HoustonKey West

IAH - EYW

IAHEYW

Houston George Bush Intcntl

Sat 11/15

11:05 am-7:44 pm

1 stop7h 39m

Key West

Wed 11/19

7:00 am-12:19 pm

1 stop6h 19m

$237

HoustonKey West

IAH - EYW

IAHEYW

Houston George Bush Intcntl

Thu 11/6

9:05 pm-11:52 am

1 stop13h 47m

Key West

Sun 11/9

8:55 am-3:32 pm

1 stop7h 37m

$241

HoustonKey West

IAH - EYW

IAHEYW

Houston George Bush Intcntl

Sat 8/23

5:17 pm-9:22 am

1 stop15h 05m

Key West

Mon 8/25

1:47 pm-6:26 pm

1 stop5h 39m

$251

HoustonKey West

IAH - EYW

IAHEYW

Houston George Bush Intcntl

Sun 1/25

12:09 pm-4:01 pm

Nonstop2h 52m

Key West

Sun 2/1

4:50 pm-7:02 pm

Nonstop3h 12m

$364

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How to get the cheapest flight ticket from Houston George Bush Intcntl Airport 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

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Other information

What is the cheapest month to fly to Florida Keys?

The month of August is another great option to travel to Florida Keys, with average flight prices from Houston George Bush Intcntl Airport averaging around $164.

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

The cheapest day to depart from Houston George Bush Intcntl Airport to Florida Keys is on a Friday when prices can be found for as low as $408. The most expensive day to fly to Florida Keys is Monday, with ticket prices averaging around $546.

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 Houston George Bush Intcntl Airport to Florida Keys in the evening for as low as $172. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the morning are often more expensive with an average ticket price of $553.

What is the cheapest Houston George Bush Intcntl to Florida Keys flight route?

Fly from Houston George Bush Intcntl to Key West for the best Houston George Bush Intcntl - 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 Houston George Bush Intcntl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Florida Keys for around $202 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Florida Keys from Houston George Bush Intcntl Airport for as low as $148 on momondo.

What cabin class options are available on Houston George Bush Intcntl to Florida Keys flights?

There are 2 cabin classes available to choose from on Houston George Bush Intcntl 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 Houston George Bush Intcntl Airport to Florida Keys flights?

No. A direct flight is the cheapest option for a flight between Houston George Bush Intcntl Airport to Florida Keys.

Cheap Houston George Bush Intcntl Airport to Florida Keys flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Houston George Bush Intcntl Airport to Florida Keys

Best Price Found	$30
Fastest flight time	2h 28m
Direct flights	Every day
Airports in Florida Keys	1 airport

The best one-way flight to Florida Keys from Houston George Bush Intcntl Airport in the past 72 hours is $30. The best round-trip flight deal from Houston George Bush Intcntl Airport to Florida Keys found on momondo in the last 72 hours is $61.

The fastest flight from Houston George Bush Intcntl Airport to Florida Keys takes 2h 28m

Direct flights go from Houston George Bush Intcntl Airport to Florida Keys every day.

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

Search flight deals

When did momondo last update prices for flights from Houston George Bush Intcntl Airport to Florida Keys?
Prices for flights from Houston George Bush Intcntl Airport to Florida Keys are refreshed on a daily basis.
How many operators does momondo search for flights from Houston George Bush Intcntl Airport to Florida Keys?
As of August 2025, there are 5 operators available to choose from for flights from Houston George Bush Intcntl Airport to Florida Keys.
How old do you have to be to fly from Houston George Bush Intcntl Airport to Florida Keys?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Houston George Bush Intcntl Airport to Florida Keys.
What documentation or ID do you need to fly to Florida Keys?
The required travel and health documents for your Florida Keys trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Florida Keys. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Houston George Bush Intcntl Airport to Florida Keys?
Based on momondo bookings for flights between Houston George Bush Intcntl Airport and Florida Keys, the leading plane model is Boeing 737-900, making up 13.57% of the total bookings. Other popular models include Boeing 737 MAX 8 with 8.87%, Boeing 737-800 with 8.78%, and Airbus A320neo with 8.65%.

Best airlines flying from Houston George Bush Intcntl Airport to Florida Keys

Compare and see reviews for airlines that fly from Houston George Bush Intcntl Airport to Florida Keys with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $229	Free Cancellation	Rating 7.4 8,916 reviews	Search United Airlines flights
American Airlines	PriceFrom $245	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
Delta	PriceFrom $248	Free Cancellation	Rating 8.0 7,987 reviews	Search Delta flights

Why use momondo?

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

It is quick and easy to find Houston to Florida Keys flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Florida Keys that suits you.

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

Flights from Houston to Florida Keys with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Florida Keys from Houston.

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

Price alerts on flights to Florida Keys from Houston are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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

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Flights to Seattlefrom $95

Cheap flights from Houston George Bush Intcntl Airport to Florida Keys from $30

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Find the cheapest flights from Houston George Bush Intcntl Airport to Florida Keys

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Spirit Airlines flights from Houston George Bush Intcntl Airport to Florida Keys

Our best Spirit Airlines deals on Houston George Bush Intcntl Airport to Florida Keys flight tickets

Frontier flights from Houston George Bush Intcntl Airport to Florida Keys

Our best Frontier deals on Houston George Bush Intcntl Airport to Florida Keys flight tickets

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Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Florida Keys that are best for you.

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How to get the cheapest flight ticket from Houston George Bush Intcntl Airport 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 August is another great option to travel to Florida Keys, with average flight prices from Houston George Bush Intcntl Airport averaging around $164.

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

The cheapest day to depart from Houston George Bush Intcntl Airport to Florida Keys is on a Friday when prices can be found for as low as $408. The most expensive day to fly to Florida Keys is Monday, with ticket prices averaging around $546.

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

What is the cheapest Houston George Bush Intcntl to Florida Keys flight route?

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

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

What cabin class options are available on Houston George Bush Intcntl to Florida Keys flights?

There are 2 cabin classes available to choose from on Houston George Bush Intcntl 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 Houston George Bush Intcntl Airport to Florida Keys flights?

No. A direct flight is the cheapest option for a flight between Houston George Bush Intcntl Airport to Florida Keys.

What is the cheapest airline that flies from Houston George Bush Intcntl to Florida Keys?

Spirit Airlines, American Airlines, and United Airlines are the most popular carriers operating from Houston George Bush Intcntl to Florida Keys

What airlines fly to Florida Keys?

How many flights depart from Houston George Bush Intcntl Airport to Florida Keys on average per week?

As of August 2025, there are 162 flights per week flying from Houston George Bush Intcntl Airport to Florida Keys. The most common day of the week flights depart is Thu, with 17% of flights taking off on this day.

Cheap Houston George Bush Intcntl Airport to Florida Keys flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Houston George Bush Intcntl Airport to Florida Keys

Best Price Found

Fastest flight time

Direct flights

Airports in Florida Keys

When did momondo last update prices for flights from Houston George Bush Intcntl Airport to Florida Keys?

How many operators does momondo search for flights from Houston George Bush Intcntl Airport to Florida Keys?

How old do you have to be to fly from Houston George Bush Intcntl Airport to Florida Keys?

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

What is the most popular plane model from Houston George Bush Intcntl Airport to Florida Keys?

Best airlines flying from Houston George Bush Intcntl Airport to Florida Keys

Compare and see reviews for airlines that fly from Houston George Bush Intcntl Airport to Florida Keys with momondo

Why use momondo?

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

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

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

I’m not ready to book a flight from Houston 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