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Cheap flights from Houston to Key West from $122

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 3/26. 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

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
4:30 pm - 9:06 am
IAH
-
EYW
15h 36m
1 stop
Multiple Airlines Logo
1:06 pm - 8:20 pm
EYW
-
IAH
8h 14m
1 stop
$200Multiple Airlines
Sat, Mar 28 - Fri, Apr 3
Multiple Airlines Logo
9:15 pm - 11:11 am
IAH
-
EYW
12h 56m
1 stop
Multiple Airlines Logo
9:46 am - 7:02 am
EYW
-
IAH
22h 16m
1 stop
$206Multiple Airlines
Tue, Mar 31 - Thu, Apr 2
Multiple Airlines Logo
9:15 pm - 9:06 am
IAH
-
EYW
10h 51m
1 stop
Multiple Airlines Logo
9:46 am - 7:02 am
EYW
-
IAH
22h 16m
1 stop
$210Multiple Airlines
Sat, Mar 28 - Sun, Apr 5
Multiple Airlines Logo
6:03 pm - 3:48 pm
IAH
-
EYW
20h 45m
1 stop
Multiple Airlines Logo
11:51 am - 4:57 pm
EYW
-
IAH
6h 06m
1 stop
$213Multiple Airlines
Sat, Apr 25 - Wed, Apr 29
Multiple Airlines Logo
9:15 pm - 11:11 am
IAH
-
EYW
12h 56m
1 stop
Multiple Airlines Logo
9:46 am - 7:02 am
EYW
-
IAH
22h 16m
1 stop
$216Multiple Airlines
Tue, Mar 31 - Sun, Apr 5
Delta Logo
10:53 am - 5:23 pm
HOU
-
EYW
5h 30m
1 stop
Delta Logo
7:30 am - 12:11 pm
EYW
-
HOU
5h 41m
1 stop
$249Delta
Tue, May 5 - Wed, May 13
Delta Logo
10:53 am - 5:23 pm
HOU
-
EYW
5h 30m
1 stop
Delta Logo
6:22 pm - 11:08 pm
EYW
-
HOU
5h 46m
1 stop
$274Delta
Tue, May 5 - Thu, May 14
Delta Logo
6:00 am - 1:44 pm
HOU
-
EYW
6h 44m
1 stop
Delta Logo
6:22 pm - 11:08 pm
EYW
-
HOU
5h 46m
1 stop
$299Delta
Mon, May 4 - Tue, May 12
Delta Logo
6:00 am - 1:44 pm
HOU
-
EYW
6h 44m
1 stop
Delta Logo
6:22 pm - 11:08 pm
EYW
-
HOU
5h 46m
1 stop
$304Delta
Sun, May 3 - Wed, May 13
American Airlines Logo
12:42 pm - 10:58 pm
HOU
-
EYW
9h 16m
2 stops
American Airlines Logo
2:29 pm - 7:51 pm
EYW
-
HOU
6h 22m
1 stop
$313American Airlines
Wed, May 6 - Wed, May 13

American Airlines flights from Houston to Key West

Our best American Airlines deals on Houston to Key West flight tickets
American Airlines
Aug 15
IAH7:15 amHouston George Bush Intcntl
8h 05m
1 stop
EYW4:20 pmKey West
Aug 18
EYW4:51 pmKey West
8h 03m
2 stops
IAH11:54 pmHouston George Bush Intcntl
$254
American Airlines
May 6
HOU12:42 pmHouston Hobby
9h 16m
2 stops
EYW10:58 pmKey West
May 13
EYW2:29 pmKey West
6h 22m
1 stop
HOU7:51 pmHouston Hobby
$313
American Airlines
Apr 25
HOU9:57 amHouston Hobby
6h 05m
1 stop
EYW5:02 pmKey West
Apr 29
EYW2:29 pmKey West
6h 22m
1 stop
HOU7:51 pmHouston Hobby
$393

Delta flights from Houston to Key West

Our best Delta deals on Houston to Key West flight tickets
Delta
May 5
HOU10:53 amHouston Hobby
5h 30m
1 stop
EYW5:23 pmKey West
May 13
EYW7:30 amKey West
5h 41m
1 stop
HOU12:11 pmHouston Hobby
$249
Delta
May 5
HOU10:53 amHouston Hobby
5h 30m
1 stop
EYW5:23 pmKey West
May 14
EYW6:22 pmKey West
5h 46m
1 stop
HOU11:08 pmHouston Hobby
$274
Delta
May 4
HOU6:00 amHouston Hobby
6h 44m
1 stop
EYW1:44 pmKey West
May 12
EYW6:22 pmKey West
5h 46m
1 stop
HOU11:08 pmHouston Hobby
$299

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 February 22, 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

HoustonKey West

IAH - EYW

IAHEYW

Houston George Bush Intcntl

Sat 3/28

4:30 pm-9:06 am

1 stop15h 36m

Key West

Fri 4/3

1:06 pm-8:20 pm

1 stop8h 14m

$200

HoustonKey West

IAH - EYW

IAHEYW

Houston George Bush Intcntl

Tue 3/31

9:15 pm-11:11 am

1 stop12h 56m

Key West

Thu 4/2

9:46 am-7:02 am

1 stop22h 16m

$206

HoustonKey West

IAH - EYW

IAHEYW

Houston George Bush Intcntl

Sat 3/28

9:15 pm-9:06 am

1 stop10h 51m

Key West

Sun 4/5

9:46 am-7:02 am

1 stop22h 16m

$210

HoustonKey West

IAH - EYW

IAHEYW

Houston George Bush Intcntl

Sat 4/25

6:03 pm-3:48 pm

1 stop20h 45m

Key West

Wed 4/29

11:51 am-4:57 pm

1 stop6h 06m

$213

HoustonKey West

IAH - EYW

IAHEYW

Houston George Bush Intcntl

Tue 3/31

9:15 pm-11:11 am

1 stop12h 56m

Key West

Sun 4/5

9:46 am-7:02 am

1 stop22h 16m

$216

HoustonKey West

HOU - EYW

HOUEYW

Houston Hobby

Tue 5/5

10:53 am-5:23 pm

1 stop5h 30m

Key West

Wed 5/13

7:30 am-12:11 pm

1 stop5h 41m

$249

HoustonKey West

HOU - EYW

HOUEYW

Houston Hobby

Tue 5/5

10:53 am-5:23 pm

1 stop5h 30m

Key West

Thu 5/14

6:22 pm-11:08 pm

1 stop5h 46m

$274

HoustonKey West

HOU - EYW

HOUEYW

Houston Hobby

Mon 5/4

6:00 am-1:44 pm

1 stop6h 44m

Key West

Tue 5/12

6:22 pm-11:08 pm

1 stop5h 46m

$299

HoustonKey West

HOU - EYW

HOUEYW

Houston Hobby

Sun 5/3

6:00 am-1:44 pm

1 stop6h 44m

Key West

Wed 5/13

6:22 pm-11:08 pm

1 stop5h 46m

$304

HoustonKey West

HOU - EYW

HOUEYW

Houston Hobby

Wed 5/6

12:42 pm-10:58 pm

2 stops9h 16m

Key West

Wed 5/13

2:29 pm-7:51 pm

1 stop6h 22m

$313

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 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 $287. If you are unable to visit Key West during the month of September, then departing from Houston during the month February is also very affordable. Most momondo users find prices during this month for around $293.

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 $360 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 $306 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

Mon, Tue, Thu, Fri, 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 Monday, Tuesday, Thursday, Friday, 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).
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
8,241 reviews
Search Delta flights
American AirlinesPriceFrom $236Free CancellationRating
7.2
11,338 reviews
Search American Airlines flights
United AirlinesPriceFrom $238Free CancellationRating
7.4
9,341 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.
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