What airlines fly to Key West?

American Airlines, United Airlines and Delta are the top three most popular airlines that fly to Key West from Houston according to our data. American Airlines is the first choice among our users, with 69% of people opting to fly with this airline when traveling to Key West. Keep in mind that there are 3 different airlines that fly to Key West on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Houston to Key West?

Allegiant Air is the most popular carrier operating from Houston to Key West

When did momondo last update prices for flights from Houston to Key West Airport?

Prices for flights from Houston to Key West Airport refresh daily.

How many operators does momondo search for flights from Houston to Key West Airport?

As of September 2025, there are 3 operators available to choose from for flights from Houston to Key West Airport.

How old do you have to be to fly from Houston to Key West Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Houston to Key West Airport.

What documentation or ID do you need to fly to Key West Airport?

The required travel and health documents for your Key West Airport 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 Key West Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$164 Cheap Flights from Houston to Key West in 2025/26

Q: What is the typical price of a round-trip flight between Houston and Key West?

Prices are currently low for flights on this route. Typical prices usually range from $257 to $421. The lowest price recently found on this route was $224.

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Find the cheapest flights from Houston to Key West

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

7:16 pm - 9:15 amIAH-EYW

12h 59m1 stop

11:45 am - 10:37 amEYW-IAH

23h 52m1 stop

$224Multiple Airlines

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Sat, Nov 1 - Tue, Nov 4

2:39 pm - 9:11 amIAH-EYW

17h 32m1 stop

3:07 pm - 10:37 amEYW-IAH

20h 30m1 stop

$231Multiple Airlines

Find Deal

Tue, Nov 11 - Fri, Nov 14

2:39 pm - 9:11 amIAH-EYW

17h 32m1 stop

2:25 pm - 9:08 amEYW-IAH

19h 43m1 stop

$235Multiple Airlines

Find Deal

Tue, Nov 11 - Mon, Nov 17

6:00 am - 2:03 pmHOU-EYW

7h 03m1 stop

6:18 pm - 11:46 pmEYW-HOU

6h 28m1 stop

$239Delta

Find Deal

Tue, Nov 11 - Tue, Nov 18

7:01 am - 2:03 pmIAH-EYW

6h 02m1 stop

6:18 pm - 11:56 pmEYW-IAH

6h 38m1 stop

$239Delta

Find Deal

Mon, Nov 10 - Tue, Nov 18

10:55 am - 5:16 pmIAH-EYW

5h 21m1 stop

11:22 am - 8:08 pmEYW-IAH

9h 46m2 stops

$244American Airlines

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Tue, Oct 14 - Tue, Oct 21

6:00 am - 1:02 pmHOU-EYW

6h 02m1 stop

7:40 am - 1:27 pmEYW-HOU

6h 47m1 stop

$249Delta

Find Deal

Tue, Oct 14 - Tue, Oct 21

5:35 am - 1:29 pmIAH-EYW

6h 54m1 stop

11:22 am - 7:03 pmEYW-IAH

8h 41m2 stops

$254American Airlines

Find Deal

Sun, Oct 5 - Wed, Oct 8

6:18 am - 5:16 pmIAH-EYW

9h 58m2 stops

11:22 am - 7:47 pmEYW-IAH

9h 25m2 stops

$259American Airlines

Find Deal

Tue, Oct 14 - Tue, Oct 21

5:00 am - 1:29 pmIAH-EYW

7h 29m2 stops

11:22 am - 7:03 pmEYW-IAH

8h 41m2 stops

$264American Airlines

Find Deal

Sun, Oct 5 - Wed, Oct 8

American Airlines flights from Houston to Key West

Our best American Airlines deals on Houston to Key West flight tickets

American Airlines

Oct 14

IAH10:55 amHouston George Bush Intcntl

5h 21m

1 stop

EYW5:16 pmKey West

Oct 21

EYW11:22 amKey West

9h 46m

2 stops

IAH8:08 pmHouston George Bush Intcntl

$244

Find similar

American Airlines

Sep 29

IAH5:35 amHouston George Bush Intcntl

6h 54m

1 stop

EYW1:29 pmKey West

Oct 2

EYW1:59 pmKey West

4h 25m

1 stop

IAH5:24 pmHouston George Bush Intcntl

$249

Find similar

American Airlines

Oct 5

IAH5:35 amHouston George Bush Intcntl

6h 54m

1 stop

EYW1:29 pmKey West

Oct 8

EYW11:22 amKey West

8h 41m

2 stops

IAH7:03 pmHouston George Bush Intcntl

$254

Find similar

Delta flights from Houston to Key West

Our best Delta deals on Houston to Key West flight tickets

Delta

Nov 11

HOU6:00 amHouston Hobby

7h 03m

1 stop

EYW2:03 pmKey West

Nov 18

EYW6:18 pmKey West

6h 28m

1 stop

HOU11:46 pmHouston Hobby

$239

Find similar

Delta

Oct 14

IAH7:05 amHouston George Bush Intcntl

4h 57m

1 stop

EYW1:02 pmKey West

Oct 21

EYW6:17 pmKey West

6h 42m

1 stop

IAH11:59 pmHouston George Bush Intcntl

$249

Find similar

Delta

Oct 25

HOU6:00 amHouston Hobby

6h 02m

1 stop

EYW1:02 pmKey West

Oct 28

EYW6:17 pmKey West

5h 43m

1 stop

HOU11:00 pmHouston Hobby

$264

Find similar

Fly from

Fly to

Route

Depart

Return

Price

HoustonKey West

IAH - EYW

IAHEYW

Houston George Bush Intcntl

Sat 11/1

7:16 pm-9:15 am

1 stop12h 59m

Key West

Tue 11/4

11:45 am-10:37 am

1 stop23h 52m

$224

HoustonKey West

IAH - EYW

IAHEYW

Houston George Bush Intcntl

Tue 11/11

2:39 pm-9:11 am

1 stop17h 32m

Key West

Fri 11/14

3:07 pm-10:37 am

1 stop20h 30m

$231

HoustonKey West

IAH - EYW

IAHEYW

Houston George Bush Intcntl

Tue 11/11

2:39 pm-9:11 am

1 stop17h 32m

Key West

Mon 11/17

2:25 pm-9:08 am

1 stop19h 43m

$235

HoustonKey West

HOU - EYW

HOUEYW

Houston Hobby

Tue 11/11

6:00 am-2:03 pm

1 stop7h 03m

Key West

Tue 11/18

6:18 pm-11:46 pm

1 stop6h 28m

$239

HoustonKey West

IAH - EYW

IAHEYW

Houston George Bush Intcntl

Mon 11/10

7:01 am-2:03 pm

1 stop6h 02m

Key West

Tue 11/18

6:18 pm-11:56 pm

1 stop6h 38m

$239

HoustonKey West

IAH - EYW

IAHEYW

Houston George Bush Intcntl

Tue 10/14

10:55 am-5:16 pm

1 stop5h 21m

Key West

Tue 10/21

11:22 am-8:08 pm

2 stops9h 46m

$244

HoustonKey West

HOU - EYW

HOUEYW

Houston Hobby

Tue 10/14

6:00 am-1:02 pm

1 stop6h 02m

Key West

Tue 10/21

7:40 am-1:27 pm

1 stop6h 47m

$249

HoustonKey West

IAH - EYW

IAHEYW

Houston George Bush Intcntl

Sun 10/5

5:35 am-1:29 pm

1 stop6h 54m

Key West

Wed 10/8

11:22 am-7:03 pm

2 stops8h 41m

$254

HoustonKey West

IAH - EYW

IAHEYW

Houston George Bush Intcntl

Tue 10/14

6:18 am-5:16 pm

2 stops9h 58m

Key West

Tue 10/21

11:22 am-7:47 pm

2 stops9h 25m

$259

HoustonKey West

IAH - EYW

IAHEYW

Houston George Bush Intcntl

Sun 10/5

5:00 am-1:29 pm

2 stops7h 29m

Key West

Wed 10/8

11:22 am-7:03 pm

2 stops8h 41m

$264

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first

How to get the cheapest flight ticket from Houston to Key West

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

What is the typical price of a round-trip flight between Houston and Key West?

What is the cheapest month to fly to Key West?

In general, November is the cheapest month to fly from Houston to Key West. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $296. If you are unable to visit Key West during the month of November, then departing from Houston during the month September is also very affordable. Most momondo users find prices during this month for around $310.

What is the cheapest day to depart on your flight to Key West?

On average, the least expensive day to fly to Key West from Houston is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $302. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Houston to Key West for around $492.

What is the cheapest time of day to depart on your flight to Key West?

According to our data, the cheapest time of day to fly to Key West is at noon. momondo users have found flights departing from Houston to Key West at noon for as low as $327. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Key West are more costly in the evening, with an average ticket price of $1,010. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Houston to Key West flight route?

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

How far in advance should I book a flight to Key West?

You are more likely to see cheaper flights to Key West from Houston when booking weeks ahead of your departure date. In general, you can expect to find flights to Key West for around $400 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Key West from Houston for as low as $313 on momondo.

What cabin class options are available on Houston to Key West flights?

There are 2 cabin classes available to choose from on Houston to Key West flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Houston to Key West flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Houston to Key West

Fastest flight time	2h 48m
Direct flights	Fri and Sun
Airports in Key West	1 airport

The fastest flight from Houston to Key West takes 2h 48m

Direct flights go from Houston to Key West on Friday and Sunday. There are no airlines offering direct flights.

There is 1 airport near Key West: Key West (EYW)

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How far is Houston to Key West by plane?
A flight from Houston to Key West will travel around 906.7 mi. By plane, this route typically takes 4h 27m.
When did momondo last update prices for flights from Houston to Key West Airport?
Prices for flights from Houston to Key West Airport refresh daily.
How many operators does momondo search for flights from Houston to Key West Airport?
As of September 2025, there are 3 operators available to choose from for flights from Houston to Key West Airport.
How old do you have to be to fly from Houston to Key West Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Houston to Key West Airport.
What documentation or ID do you need to fly to Key West Airport?
The required travel and health documents for your Key West Airport 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 Key West Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Houston to Key West

Compare and see reviews for airlines that fly from Houston to Key West with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $209	Free Cancellation	Rating 7.4 8,926 reviews	Search United Airlines flights
Delta	PriceFrom $220	Free Cancellation	Rating 7.9 7,961 reviews	Search Delta flights
American Airlines	PriceFrom $232	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights

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Why use momondo?

Why should I use momondo to find a flight deal from Houston to Key West?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Houston to Key West. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Houston to Key West with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Houston to Key West flights to just show those with flexible booking policies.

How can momondo help me find flights from Houston to Key West?

Once you have performed a search for Houston to Key West 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 Houston to Key West right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Houston to Key West now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Key West and let you know when they change.