Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from Houston to Key West from $99

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 3/25. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Houston to Key West

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
1:14 pm - 9:53 pm
IAH
-
EYW
7h 39m
1 stop
American Airlines Logo
11:24 am - 5:45 pm
EYW
-
IAH
7h 21m
1 stop
$209American Airlines
Tue, May 12 - Wed, May 20
American Airlines Logo
3:22 pm - 10:36 pm
IAH
-
EYW
6h 14m
1 stop
American Airlines Logo
11:24 am - 5:45 pm
EYW
-
IAH
7h 21m
1 stop
$214American Airlines
Sat, May 9 - Wed, May 13
American Airlines Logo
3:22 pm - 10:36 pm
IAH
-
EYW
6h 14m
1 stop
American Airlines Logo
6:45 am - 3:51 pm
EYW
-
IAH
10h 06m
2 stops
$219American Airlines
Sat, May 9 - Wed, May 13
Multiple Airlines Logo
4:38 pm - 12:26 pm
IAH
-
EYW
18h 48m
1 stop
Multiple Airlines Logo
11:51 am - 5:39 pm
EYW
-
IAH
6h 48m
1 stop
$233Multiple Airlines
Sun, Apr 19 - Wed, Apr 22
American Airlines Logo
5:25 pm - 10:58 pm
IAH
-
EYW
4h 33m
1 stop
American Airlines Logo
7:30 pm - 11:59 pm
EYW
-
IAH
5h 29m
1 stop
$234American Airlines
Fri, May 8 - Sun, May 10
Multiple Airlines Logo
6:00 am - 11:11 am
IAH
-
EYW
28h 11m
2 stops
Multiple Airlines Logo
9:46 am - 8:20 pm
EYW
-
IAH
11h 34m
1 stop
$237Multiple Airlines
Tue, Mar 24 - Thu, Mar 26
Multiple Airlines Logo
12:14 pm - 9:42 pm
IAH
-
EYW
8h 28m
1 stop
Multiple Airlines Logo
10:32 pm - 7:29 am
EYW
-
IAH
33h 57m
2 stops
$238Multiple Airlines
Thu, Apr 2 - Sun, Apr 5
Delta Logo
11:33 am - 7:41 pm
HOU
-
EYW
7h 08m
1 stop
Delta Logo
7:33 am - 12:40 pm
EYW
-
HOU
6h 07m
1 stop
$291Delta
Thu, Apr 9 - Wed, Apr 15
Delta Logo
11:33 am - 5:30 pm
HOU
-
EYW
4h 57m
1 stop
Delta Logo
6:23 pm - 11:08 pm
EYW
-
HOU
5h 45m
1 stop
$311Delta
Thu, Apr 9 - Thu, Apr 16
Delta Logo
11:33 am - 7:41 pm
HOU
-
EYW
7h 08m
1 stop
Delta Logo
6:25 pm - 10:42 pm
EYW
-
HOU
5h 17m
1 stop
$432Delta
Fri, Mar 20 - Mon, Mar 23

Delta flights from Houston to Key West

Our best Delta deals on Houston to Key West flight tickets
Delta
Aug 15
IAH8:15 amHouston George Bush Intcntl
5h 09m
1 stop
EYW2:24 pmKey West
Aug 18
EYW7:00 amKey West
6h 07m
1 stop
IAH12:07 pmHouston George Bush Intcntl
$269
Delta
Apr 9
HOU11:33 amHouston Hobby
7h 08m
1 stop
EYW7:41 pmKey West
Apr 15
EYW7:33 amKey West
6h 07m
1 stop
HOU12:40 pmHouston Hobby
$291
Delta
Apr 9
HOU11:33 amHouston Hobby
4h 57m
1 stop
EYW5:30 pmKey West
Apr 16
EYW6:23 pmKey West
5h 45m
1 stop
HOU11:08 pmHouston Hobby
$311

American Airlines flights from Houston to Key West

Our best American Airlines deals on Houston to Key West flight tickets
American Airlines
Aug 15
IAH6:32 amHouston George Bush Intcntl
8h 48m
1 stop
EYW4:20 pmKey West
Aug 18
EYW7:09 pmKey West
6h 19m
1 stop
IAH12:28 amHouston George Bush Intcntl
$189
American Airlines
May 12
IAH1:14 pmHouston George Bush Intcntl
7h 39m
1 stop
EYW9:53 pmKey West
May 20
EYW11:24 amKey West
7h 21m
1 stop
IAH5:45 pmHouston George Bush Intcntl
$209
American Airlines
May 9
IAH3:22 pmHouston George Bush Intcntl
6h 14m
1 stop
EYW10:36 pmKey West
May 13
EYW11:24 amKey West
7h 21m
1 stop
IAH5:45 pmHouston George Bush Intcntl
$214

momondo Fare Finder

 
Customize your flight search to find flights from Houston to Key West that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated March 11, 2026.
Use the filters below to find and compare flights from Houston to Key West that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HoustonKey West

IAH - EYW

IAHEYW

Houston George Bush Intcntl

Tue 5/12

1:14 pm-9:53 pm

1 stop7h 39m

Key West

Wed 5/20

11:24 am-5:45 pm

1 stop7h 21m

$209

HoustonKey West

IAH - EYW

IAHEYW

Houston George Bush Intcntl

Sat 5/9

3:22 pm-10:36 pm

1 stop6h 14m

Key West

Wed 5/13

11:24 am-5:45 pm

1 stop7h 21m

$214

HoustonKey West

IAH - EYW

IAHEYW

Houston George Bush Intcntl

Sat 5/9

3:22 pm-10:36 pm

1 stop6h 14m

Key West

Wed 5/13

6:45 am-3:51 pm

2 stops10h 06m

$219

HoustonKey West

IAH - EYW

IAHEYW

Houston George Bush Intcntl

Sun 4/19

4:38 pm-12:26 pm

1 stop18h 48m

Key West

Wed 4/22

11:51 am-5:39 pm

1 stop6h 48m

$233
Quickest round-trip

HoustonKey West

IAH - EYW

IAHEYW

Houston George Bush Intcntl

Fri 5/8

5:25 pm-10:58 pm

1 stop4h 33m

Key West

Sun 5/10

7:30 pm-11:59 pm

1 stop5h 29m

$234

HoustonKey West

IAH - EYW

IAHEYW

Houston George Bush Intcntl

Tue 3/24

6:00 am-11:11 am

2 stops28h 11m

Key West

Thu 3/26

9:46 am-8:20 pm

1 stop11h 34m

$237

HoustonKey West

IAH - EYW

IAHEYW

Houston George Bush Intcntl

Thu 4/2

12:14 pm-9:42 pm

1 stop8h 28m

Key West

Sun 4/5

10:32 pm-7:29 am

2 stops33h 57m

$238

HoustonKey West

HOU - EYW

HOUEYW

Houston Hobby

Thu 4/9

11:33 am-7:41 pm

1 stop7h 08m

Key West

Wed 4/15

7:33 am-12:40 pm

1 stop6h 07m

$291

HoustonKey West

HOU - EYW

HOUEYW

Houston Hobby

Thu 4/9

11:33 am-5:30 pm

1 stop4h 57m

Key West

Thu 4/16

6:23 pm-11:08 pm

1 stop5h 45m

$311

HoustonKey West

HOU - EYW

HOUEYW

Houston Hobby

Fri 3/20

11:33 am-7:41 pm

1 stop7h 08m

Key West

Mon 3/23

6:25 pm-10:42 pm

1 stop5h 17m

$432

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Key West from

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

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, 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 $272. If you are unable to visit Key West during the month of February, then departing from Houston during the month September is also very affordable. Most momondo users find prices during this month for around $287.

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 $358 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 $285 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

Every day

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 every day.
There is 1 airport in Key West. From Houston there are direct flights to Key West (EYW).
Search flight deals

  • 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?

  • 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
DeltaPriceFrom $220Free CancellationRating
7.9
8,278 reviews
Search Delta flights
American AirlinesPriceFrom $236Free CancellationRating
7.1
11,419 reviews
Search American Airlines flights
United AirlinesPriceFrom $238Free CancellationRating
7.4
9,414 reviews
Search United Airlines flights

Traveling to a place near Key West?

Book flights to Key West if you plan to visit one of these locations
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.

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.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Fri 4/10
Fri 4/17
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States