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

American Airlines and Delta are the most popular carriers operating from Houston to Key West

What airlines fly to Key West?

American Airlines, Delta and United Airlines 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 70% 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.

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 January 2026, 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.

$108 Cheap Flights from Houston to Key West in 2026

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Find the cheapest flights from Houston to Key West

Round-trip

One-way

Last minute

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Cheap round-trip flights

Enter your travel dates to find the best prices.

8:45 am - 9:26 am

IAH

EYW

23h 41m1 stop

1:06 pm - 9:00 am

EYW

IAH

20h 54m1 stop

$174Multiple Airlines

Wed, Jan 28 - Fri, Jan 30

12:16 pm - 9:06 am

IAH

EYW

19h 50m1 stop

1:06 pm - 11:11 am

EYW

IAH

23h 05m1 stop

$186Multiple Airlines

Wed, Feb 4 - Mon, Feb 9

12:16 pm - 9:06 am

IAH

EYW

19h 50m1 stop

2:25 pm - 8:00 am

EYW

IAH

18h 35m1 stop

$193Multiple Airlines

Wed, Feb 4 - Fri, Feb 27

5:46 am - 11:56 am

IAH

EYW

5h 10m1 stop

2:25 pm - 8:23 pm

EYW

IAH

6h 58m1 stop

$204Spirit Airlines

Sun, Feb 8 - Thu, Feb 12

4:35 pm - 9:06 am

IAH

EYW

15h 31m2 stops

1:06 pm - 11:11 am

EYW

IAH

23h 05m1 stop

$208Multiple Airlines

Wed, Feb 4 - Mon, Feb 9

6:05 am - 12:26 pm

IAH

EYW

29h 21m2 stops

1:06 pm - 11:11 am

EYW

IAH

23h 05m1 stop

$209Multiple Airlines

Thu, Jan 22 - Mon, Jan 26

11:09 am - 7:40 pm

HOU

EYW

7h 31m1 stop

5:56 pm - 10:28 pm

EYW

HOU

5h 32m1 stop

$274Delta

Wed, Feb 4 - Wed, Feb 25

10:35 am - 4:24 pm

HOU

EYW

4h 49m1 stop

5:15 pm - 10:46 pm

EYW

HOU

6h 31m1 stop

$299American Airlines

Wed, Jan 21 - Sat, Jan 24

5:25 am - 10:59 am

HOU

EYW

4h 34m1 stop

5:56 pm - 10:28 pm

EYW

HOU

5h 32m1 stop

$304Delta

Sat, Feb 21 - Wed, Feb 25

10:35 am - 4:24 pm

HOU

EYW

4h 49m1 stop

2:45 pm - 7:46 pm

EYW

HOU

6h 01m1 stop

$317American Airlines

Sun, Feb 8 - Thu, Feb 12

Spirit Airlines flights from Houston to Key West

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

Spirit Airlines

Feb 8

IAH5:46 amHouston George Bush Intcntl

5h 10m

1 stop

EYW11:56 amKey West

Feb 12

EYW2:25 pmKey West

6h 58m

1 stop

IAH8:23 pmHouston George Bush Intcntl

$204

Spirit Airlines

Feb 19

IAH7:21 amHouston George Bush Intcntl

5h 09m

1 stop

EYW1:30 pmKey West

Feb 22

EYW2:25 pmKey West

6h 58m

1 stop

IAH8:23 pmHouston George Bush Intcntl

$216

Spirit Airlines

Jan 26

IAH5:46 amHouston George Bush Intcntl

6h 44m

1 stop

EYW1:30 pmKey West

Jan 29

EYW12:51 pmKey West

8h 32m

1 stop

IAH8:23 pmHouston George Bush Intcntl

$224

American Airlines flights from Houston to Key West

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

American Airlines

Feb 4

IAH11:18 amHouston George Bush Intcntl

6h 52m

1 stop

EYW7:10 pmKey West

Feb 10

EYW7:45 pmKey West

6h 00m

1 stop

IAH12:45 amHouston George Bush Intcntl

$249

American Airlines

Feb 4

IAH11:18 amHouston George Bush Intcntl

6h 52m

1 stop

EYW7:10 pmKey West

Feb 25

EYW1:55 pmKey West

9h 53m

2 stops

IAH10:48 pmHouston George Bush Intcntl

$254

American Airlines

Feb 6

IAH2:41 pmHouston George Bush Intcntl

8h 15m

2 stops

EYW11:56 pmKey West

Feb 13

EYW2:06 pmKey West

10h 46m

2 stops

IAH11:52 pmHouston George Bush Intcntl

$260

Fly from

Fly to

Route

Depart

Return

Price

HoustonKey West

IAH - EYW

IAHEYW

Houston George Bush Intcntl

Wed 1/28

8:45 am-9:26 am

1 stop23h 41m

Key West

Fri 1/30

1:06 pm-9:00 am

1 stop20h 54m

$174

HoustonKey West

IAH - EYW

IAHEYW

Houston George Bush Intcntl

Wed 2/4

12:16 pm-9:06 am

1 stop19h 50m

Key West

Mon 2/9

1:06 pm-11:11 am

1 stop23h 05m

$186

HoustonKey West

IAH - EYW

IAHEYW

Houston George Bush Intcntl

Wed 2/4

12:16 pm-9:06 am

1 stop19h 50m

Key West

Fri 2/27

2:25 pm-8:00 am

1 stop18h 35m

$193

HoustonKey West

IAH - EYW

IAHEYW

Houston George Bush Intcntl

Sun 2/8

5:46 am-11:56 am

1 stop5h 10m

Key West

Thu 2/12

2:25 pm-8:23 pm

1 stop6h 58m

$204

HoustonKey West

IAH - EYW

IAHEYW

Houston George Bush Intcntl

Wed 2/4

4:35 pm-9:06 am

2 stops15h 31m

Key West

Mon 2/9

1:06 pm-11:11 am

1 stop23h 05m

$208

HoustonKey West

IAH - EYW

IAHEYW

Houston George Bush Intcntl

Thu 1/22

6:05 am-12:26 pm

2 stops29h 21m

Key West

Mon 1/26

1:06 pm-11:11 am

1 stop23h 05m

$209

HoustonKey West

HOU - EYW

HOUEYW

Houston Hobby

Wed 2/4

11:09 am-7:40 pm

1 stop7h 31m

Key West

Wed 2/25

5:56 pm-10:28 pm

1 stop5h 32m

$274

HoustonKey West

HOU - EYW

HOUEYW

Houston Hobby

Wed 1/21

10:35 am-4:24 pm

1 stop4h 49m

Key West

Sat 1/24

5:15 pm-10:46 pm

1 stop6h 31m

$299

HoustonKey West

HOU - EYW

HOUEYW

Houston Hobby

Sat 2/21

5:25 am-10:59 am

1 stop4h 34m

Key West

Wed 2/25

5:56 pm-10:28 pm

1 stop5h 32m

$304

HoustonKey West

HOU - EYW

HOUEYW

Houston Hobby

Sun 2/8

10:35 am-4:24 pm

1 stop4h 49m

Key West

Thu 2/12

2:45 pm-7:46 pm

1 stop6h 01m

$317

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 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

Other information

What is the cheapest month to fly to Key West?

In general, September 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 $283. If you are unable to visit Key West during the month of September, then departing from Houston during the month April is also very affordable. Most momondo users find prices during this month for around $299.

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 $362 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 $325 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 42m
Direct flights	Tue, Thu, Sat and Sun
Airports in Key West	1 airport

The fastest flight from Houston to Key West takes 2h 42m

Direct flights go from Houston to Key West on Tuesday, Thursday, Saturday and Sunday. There are no airlines offering direct flights.

There is 1 airport in Key West. From Houston there are direct flights to 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 2h 42m.
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 January 2026, 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 9,142 reviews	Search United Airlines flights
Delta	PriceFrom $220	Free Cancellation	Rating 7.9 8,032 reviews	Search Delta flights
American Airlines	PriceFrom $235	Free Cancellation	Rating 7.2 11,097 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.