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 59% 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?

American Airlines and Delta are the most popular carriers 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 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.

$118 Cheap Flights from Houston to Key West in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Houston to Key West

Round-trip

One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

12:09 pm - 7:03 pmIAH Houston George Bush Intcntl-EYW Key West

5h 54m1 stop Miami

5:52 pm - 11:59 pmEYW Key West-IAH Houston George Bush Intcntl

7h 07m1 stop Miami

$291American Airlines

Sat, Jan 9 - Sat, Jan 16

5:36 pm - 9:24 amIAH Houston George Bush Intcntl-EYW Key West

14h 48m1 stop Tampa

10:04 am - 10:23 pmEYW Key West-IAH Houston George Bush Intcntl

13h 19m2 stops Tampa Atlanta Hartsfield-Jackson

$306Multiple Airlines

Fri, Oct 9 - Wed, Oct 14

5:14 am - 1:03 pmIAH Houston George Bush Intcntl-EYW Key West

6h 49m1 stop Miami

8:03 pm - 11:47 pmEYW Key West-IAH Houston George Bush Intcntl

4h 44m1 stop Miami

$310American Airlines

Mon, Oct 26 - Sat, Oct 31

7:21 am - 1:03 pmIAH Houston George Bush Intcntl-EYW Key West

4h 42m1 stop Miami

2:34 pm - 7:33 pmEYW Key West-IAH Houston George Bush Intcntl

5h 59m1 stop Dallas/Fort Worth

$310American Airlines

Mon, Oct 26 - Sat, Oct 31

5:36 pm - 12:36 pmIAH Houston George Bush Intcntl-EYW Key West

18h 00m1 stop Tampa

12:59 pm - 7:19 amEYW Key West-IAH Houston George Bush Intcntl

19h 20m2 stops Tampa Atlanta Hartsfield-Jackson

$314Multiple Airlines

Mon, Oct 12 - Fri, Oct 16

11:12 am - 8:01 pmHOU Houston Hobby-EYW Key West

7h 49m1 stop Atlanta Hartsfield-Jackson

6:10 pm - 11:03 pmEYW Key West-HOU Houston Hobby

5h 53m1 stop Atlanta Hartsfield-Jackson

$330Delta

Tue, Oct 20 - Tue, Oct 27

5:36 pm - 9:24 amIAH Houston George Bush Intcntl-EYW Key West

14h 48m1 stop Tampa

10:04 am - 10:23 pmEYW Key West-IAH Houston George Bush Intcntl

13h 19m2 stops Tampa Atlanta Hartsfield-Jackson

$340Multiple Airlines

Fri, Oct 9 - Wed, Oct 14

5:40 am - 12:53 pmIAH Houston George Bush Intcntl-EYW Key West

6h 13m1 stop Atlanta Hartsfield-Jackson

6:19 pm - 11:54 pmEYW Key West-IAH Houston George Bush Intcntl

6h 35m1 stop Atlanta Hartsfield-Jackson

$363Delta

Tue, Sep 15 - Sat, Sep 19

5:05 pm - 11:11 amIAH Houston George Bush Intcntl-EYW Key West

17h 06m1 stop Chicago O'Hare Intl

4:52 pm - 7:00 pmEYW Key West-IAH Houston George Bush Intcntl

3h 08mnonstop

$696United Airlines

Sat, Dec 12 - Sat, Dec 19

6:20 am - 3:26 pmIAH Houston George Bush Intcntl-EYW Key West

8h 06m1 stop Chicago O'Hare Intl

4:52 pm - 7:00 pmEYW Key West-IAH Houston George Bush Intcntl

3h 08mnonstop

$708United Airlines

Sat, Dec 12 - Sat, Dec 19

Cheap last minute flights

Enter your travel dates to find the best prices.

4:32 pm - 9:24 amIAH Houston George Bush Intcntl-EYW Key West

15h 52m2 stops Atlanta Hartsfield-Jackson Tampa

10:59 am - 9:14 pmEYW Key West-IAH Houston George Bush Intcntl

11h 15m1 stop Orlando

$500Multiple Airlines

Tue, Sep 8 - Fri, Sep 11

12:21 pm - 8:00 pmIAH Houston George Bush Intcntl-EYW Key West

6h 39m1 stop Atlanta Hartsfield-Jackson

2:00 pm - 8:02 pmEYW Key West-IAH Houston George Bush Intcntl

7h 02m1 stop Atlanta Hartsfield-Jackson

$534Delta

Thu, Sep 10 - Sun, Sep 13

2:25 pm - 8:00 pmHOU Houston Hobby-EYW Key West

4h 35m1 stop Atlanta Hartsfield-Jackson

7:40 am - 1:18 pmEYW Key West-HOU Houston Hobby

6h 38m1 stop Atlanta Hartsfield-Jackson

$534Delta

Thu, Sep 10 - Sun, Sep 13

11:01 am - 5:23 pmHOU Houston Hobby-EYW Key West

5h 22m1 stop Atlanta Hartsfield-Jackson

7:40 am - 1:18 pmEYW Key West-HOU Houston Hobby

6h 38m1 stop Atlanta Hartsfield-Jackson

$571Delta

Thu, Sep 10 - Sun, Sep 13

4:32 pm - 9:24 amIAH Houston George Bush Intcntl-EYW Key West

15h 52m2 stops Atlanta Hartsfield-Jackson Tampa

10:59 am - 9:26 amEYW Key West-IAH Houston George Bush Intcntl

23h 27m1 stop Orlando

$572Multiple Airlines

Tue, Sep 8 - Thu, Sep 10

6:30 am - 12:34 pmIAH Houston George Bush Intcntl-EYW Key West

29h 04m2 stops Denver Intl Tampa

10:59 am - 9:14 pmEYW Key West-IAH Houston George Bush Intcntl

11h 15m1 stop Orlando

$578Multiple Airlines

Mon, Sep 7 - Fri, Sep 11

6:06 am - 12:55 pmIAH Houston George Bush Intcntl-EYW Key West

5h 49m1 stop Charlotte Douglas

7:47 pm - 9:53 amEYW Key West-IAH Houston George Bush Intcntl

15h 06m1 stop Miami

$692American Airlines

Tue, Sep 8 - Fri, Sep 11

11:01 am - 7:39 pmIAH Houston George Bush Intcntl-EYW Key West

7h 38m1 stop Miami

7:47 pm - 9:53 amEYW Key West-IAH Houston George Bush Intcntl

15h 06m1 stop Miami

$786American Airlines

Mon, Sep 7 - Fri, Sep 11

8:22 pm - 1:29 pmIAH Houston George Bush Intcntl-EYW Key West

16h 07m2 stops Cincinnati Cinci./N. Kentucky Newark

2:20 pm - 8:12 amEYW Key West-IAH Houston George Bush Intcntl

18h 52m2 stops Newark Cincinnati Cinci./N. Kentucky

$1,041United Airlines

Mon, Sep 7 - Fri, Sep 11

8:22 pm - 1:29 pmIAH Houston George Bush Intcntl-EYW Key West

16h 07m2 stops Cincinnati Cinci./N. Kentucky Newark

2:20 pm - 8:12 amEYW Key West-IAH Houston George Bush Intcntl

18h 52m2 stops Newark Cincinnati Cinci./N. Kentucky

$1,041United Airlines

Tue, Sep 8 - Fri, Sep 11

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American Airlines flights from Houston to Key West

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

American Airlines

Jan 9

IAH12:09 pmHouston George Bush Intcntl

5h 54m

1 stop

EYW7:03 pmKey West

Jan 16

EYW5:52 pmKey West

7h 07m

1 stop

IAH11:59 pmHouston George Bush Intcntl

$291

American Airlines

Oct 26

IAH7:21 amHouston George Bush Intcntl

4h 42m

1 stop

EYW1:03 pmKey West

Oct 31

EYW2:34 pmKey West

5h 59m

1 stop

IAH7:33 pmHouston George Bush Intcntl

$310

American Airlines

Oct 3

IAH10:46 amHouston George Bush Intcntl

7h 31m

1 stop

EYW7:17 pmKey West

Oct 7

EYW2:34 pmKey West

6h 55m

1 stop

IAH8:29 pmHouston George Bush Intcntl

$327

Delta flights from Houston to Key West

Our best Delta deals on Houston to Key West flight tickets

Delta

Oct 20

HOU11:12 amHouston Hobby

7h 49m

1 stop

EYW8:01 pmKey West

Oct 27

EYW6:10 pmKey West

5h 53m

1 stop

HOU11:03 pmHouston Hobby

$330

Delta

Sep 15

HOU6:00 amHouston Hobby

5h 53m

1 stop

EYW12:53 pmKey West

Sep 19

EYW6:19 pmKey West

5h 20m

1 stop

HOU10:39 pmHouston Hobby

$363

Delta

Sep 15

IAH5:30 amHouston George Bush Intcntl

10h 53m

2 stops

EYW5:23 pmKey West

Sep 19

EYW6:19 pmKey West

6h 35m

1 stop

IAH11:54 pmHouston George Bush Intcntl

$368

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HoustonKey West

IAH Houston George Bush Intcntl - EYW Key West

IAHEYW

Houston George Bush Intcntl

Sat 1/9

12:09 pm-7:03 pm

1 stop5h 54m

Key West

Sat 1/16

5:52 pm-11:59 pm

1 stop7h 07m

$291

HoustonKey West

IAH Houston George Bush Intcntl - EYW Key West

IAHEYW

Houston George Bush Intcntl

Fri 10/9

5:36 pm-9:24 am

1 stop14h 48m

Key West

Wed 10/14

10:04 am-10:23 pm

2 stops13h 19m

$306

HoustonKey West

IAH Houston George Bush Intcntl - EYW Key West

IAHEYW

Houston George Bush Intcntl

Mon 10/26

5:14 am-1:03 pm

1 stop6h 49m

Key West

Sat 10/31

8:03 pm-11:47 pm

1 stop4h 44m

$310

Quickest round-trip

HoustonKey West

IAH Houston George Bush Intcntl - EYW Key West

IAHEYW

Houston George Bush Intcntl

Mon 10/26

7:21 am-1:03 pm

1 stop4h 42m

Key West

Sat 10/31

2:34 pm-7:33 pm

1 stop5h 59m

$310

HoustonKey West

IAH Houston George Bush Intcntl - EYW Key West

IAHEYW

Houston George Bush Intcntl

Mon 10/12

5:36 pm-12:36 pm

1 stop18h 00m

Key West

Fri 10/16

12:59 pm-7:19 am

2 stops19h 20m

$314

HoustonKey West

HOU Houston Hobby - EYW Key West

HOUEYW

Houston Hobby

Tue 10/20

11:12 am-8:01 pm

1 stop7h 49m

Key West

Tue 10/27

6:10 pm-11:03 pm

1 stop5h 53m

$330

HoustonKey West

IAH Houston George Bush Intcntl - EYW Key West

IAHEYW

Houston George Bush Intcntl

Fri 10/9

5:36 pm-9:24 am

1 stop14h 48m

Key West

Wed 10/14

10:04 am-10:23 pm

2 stops13h 19m

$340

HoustonKey West

IAH Houston George Bush Intcntl - EYW Key West

IAHEYW

Houston George Bush Intcntl

Tue 9/15

5:40 am-12:53 pm

1 stop6h 13m

Key West

Sat 9/19

6:19 pm-11:54 pm

1 stop6h 35m

$363

HoustonKey West

IAH Houston George Bush Intcntl - EYW Key West

IAHEYW

Houston George Bush Intcntl

Sat 12/12

5:05 pm-11:11 am

1 stop17h 06m

Key West

Sat 12/19

4:52 pm-7:00 pm

Nonstop3h 08m

$696

HoustonKey West

IAH Houston George Bush Intcntl - EYW Key West

IAHEYW

Houston George Bush Intcntl

Sat 12/12

6:20 am-3:26 pm

1 stop8h 06m

Key West

Sat 12/19

4:52 pm-7:00 pm

Nonstop3h 08m

$708

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 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?

Prices are currently low for flights on this route.

Typical prices usually range from $380 to $564.
The lowest price recently found on this route was $291.

What is the cheapest month to fly to Key West?

In general, February 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 February, then departing from Houston during the month March is also very affordable. Most momondo users find prices during this month for around $341.

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 from Houston 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 $404 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 $253 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

Best Price Found	$118
Fastest flight time	5h 00m
Direct flights	None

The best one-way flight to Key West from Houston in the past 72 hours is $118. The best round-trip flight deal from Houston to Key West found on momondo in the last 72 hours is $291.

The fastest flight from Houston to Key West takes 5h 00m

There are no direct flights from Houston to Key West. There are no popular flight routes from Houston to Key West.

Search flight deals

Frequently asked questions about flying from Houston to Key West

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 5h 00m.
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 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 $238	Free Cancellation	Rating 7.4 10,171 reviews	Search United Airlines flights
American Airlines	PriceFrom $249	Free Cancellation	Rating 7.1 12,044 reviews	Search American Airlines flights
Delta	PriceFrom $253	Free Cancellation	Rating 7.8 8,573 reviews	Search Delta flights

Big Pine Key

Little Torch Key

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.

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Cheap flights from Houston to Key West from $118

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Houston to Key West departing on 11/10. 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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American Airlines flights from Houston to Key West

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

Delta flights from Houston to Key West

Our best Delta deals on Houston to Key West flight tickets

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

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?

What is the cheapest Houston to Key West flight route?

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

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

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

What airlines fly to Key West?

Cheap Houston to Key West flight deals and tips

Best Price Found

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Frequently asked questions about flying from Houston to Key West

Best airlines flying from Houston to Key West

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

Traveling to a place near Key West?

Why use momondo?

An easier way to manage your Key West 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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Airlines are sorted and displayed according to clicks in the past 7 days on momondo

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List of cabin classes available on flights landing in Key West. Availability may vary depending on flight origin and airline.

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