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Cheap flights from Key West to Houston from $128

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Key West to Houston departing on 4/29. 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
1 adult, Economy, 0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
1:06 pm - 8:38 am
EYW
-
IAH
20h 32m
1 stop
Multiple Airlines Logo
5:43 pm - 9:09 am
IAH
-
EYW
14h 26m
2 stops
$256Multiple Airlines
Fri, Apr 17 - Sun, Apr 26
American Airlines Logo
11:24 am - 5:45 pm
EYW
-
IAH
7h 21m
1 stop
American Airlines Logo
6:00 am - 3:24 pm
IAH
-
EYW
8h 24m
1 stop
$309American Airlines
Tue, Apr 14 - Thu, Apr 23
American Airlines Logo
3:58 pm - 9:29 pm
EYW
-
IAH
6h 31m
1 stop
American Airlines Logo
8:50 am - 5:02 pm
IAH
-
EYW
7h 12m
1 stop
$311American Airlines
Fri, Apr 17 - Sun, Apr 26
Spirit Airlines Logo
2:30 pm - 11:11 am
EYW
-
IAH
21h 41m
2 stops
Spirit Airlines Logo
6:00 am - 11:31 am
IAH
-
EYW
4h 31m
1 stop
$324Spirit Airlines
Fri, Apr 17 - Sun, Apr 26
American Airlines Logo
8:20 am - 2:21 pm
EYW
-
IAH
7h 01m
1 stop
American Airlines Logo
7:36 am - 1:07 pm
IAH
-
EYW
4h 31m
1 stop
$334American Airlines
Tue, May 19 - Mon, May 25
Multiple Airlines Logo
1:14 pm - 10:50 pm
EYW
-
IAH
10h 36m
2 stops
Multiple Airlines Logo
1:58 pm - 11:27 am
IAH
-
EYW
20h 29m
1 stop
$335Multiple Airlines
Tue, May 19 - Sun, May 24
Spirit Airlines Logo
2:30 pm - 12:53 pm
EYW
-
IAH
23h 23m
3 stops
Spirit Airlines Logo
6:00 am - 11:31 am
IAH
-
EYW
4h 31m
1 stop
$352Spirit Airlines
Fri, Apr 17 - Sun, Apr 26
United Airlines Logo
4:38 pm - 6:56 pm
EYW
-
IAH
3h 18mnonstop
United Airlines Logo
12:10 pm - 3:57 pm
IAH
-
EYW
2h 47mnonstop
$372United Airlines
Fri, Apr 17 - Sun, Apr 26
Delta Logo
6:19 pm - 10:26 pm
EYW
-
HOU
5h 07m
1 stop
Delta Logo
6:00 am - 1:00 pm
HOU
-
EYW
6h 00m
1 stop
$397Delta
Tue, May 19 - Sun, May 24
Delta Logo
6:23 pm - 11:07 pm
EYW
-
HOU
5h 44m
1 stop
Delta Logo
10:27 am - 5:23 pm
HOU
-
EYW
5h 56m
1 stop
$495Delta
Mon, May 4 - Mon, May 11

Delta flights from Key West to Houston

Our best Delta deals on Key West to Houston flight tickets
Delta
May 19
EYW6:19 pmKey West
5h 07m
1 stop
HOU10:26 pmHouston Hobby
May 24
HOU6:00 amHouston Hobby
6h 00m
1 stop
EYW1:00 pmKey West
$397
Delta
Apr 9
EYW6:25 pmKey West
5h 17m
1 stop
HOU10:42 pmHouston Hobby
Apr 13
HOU1:31 pmHouston Hobby
5h 09m
1 stop
EYW7:40 pmKey West
$425
Delta
May 4
EYW6:23 pmKey West
5h 44m
1 stop
HOU11:07 pmHouston Hobby
May 11
HOU10:27 amHouston Hobby
5h 56m
1 stop
EYW5:23 pmKey West
$495

American Airlines flights from Key West to Houston

Our best American Airlines deals on Key West to Houston flight tickets
American Airlines
Apr 14
EYW11:24 amKey West
7h 21m
1 stop
IAH5:45 pmHouston George Bush Intcntl
Apr 23
IAH6:00 amHouston George Bush Intcntl
8h 24m
1 stop
EYW3:24 pmKey West
$309
American Airlines
Apr 17
EYW3:58 pmKey West
6h 31m
1 stop
IAH9:29 pmHouston George Bush Intcntl
Apr 26
IAH8:50 amHouston George Bush Intcntl
7h 12m
1 stop
EYW5:02 pmKey West
$311
American Airlines
May 19
EYW8:20 amKey West
7h 01m
1 stop
IAH2:21 pmHouston George Bush Intcntl
May 25
IAH7:36 amHouston George Bush Intcntl
4h 31m
1 stop
EYW1:07 pmKey West
$334

momondo Fare Finder

 
Customize your flight search to find flights from Key West to Houston 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 25, 2026.
Use the filters below to find and compare flights from Key West to Houston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Key WestHouston

EYW - IAH

EYWIAH

Key West

Fri 4/17

1:06 pm-8:38 am

1 stop20h 32m

Houston George Bush Intcntl

Sun 4/26

5:43 pm-9:09 am

2 stops14h 26m

$256

Key WestHouston

EYW - IAH

EYWIAH

Key West

Tue 4/14

11:24 am-5:45 pm

1 stop7h 21m

Houston George Bush Intcntl

Thu 4/23

6:00 am-3:24 pm

1 stop8h 24m

$309

Key WestHouston

EYW - IAH

EYWIAH

Key West

Fri 4/17

3:58 pm-9:29 pm

1 stop6h 31m

Houston George Bush Intcntl

Sun 4/26

8:50 am-5:02 pm

1 stop7h 12m

$311

Key WestHouston

EYW - IAH

EYWIAH

Key West

Fri 4/17

2:30 pm-11:11 am

2 stops21h 41m

Houston George Bush Intcntl

Sun 4/26

6:00 am-11:31 am

1 stop4h 31m

$324

Key WestHouston

EYW - IAH

EYWIAH

Key West

Tue 5/19

8:20 am-2:21 pm

1 stop7h 01m

Houston George Bush Intcntl

Mon 5/25

7:36 am-1:07 pm

1 stop4h 31m

$334

Key WestHouston

EYW - IAH

EYWIAH

Key West

Tue 5/19

1:14 pm-10:50 pm

2 stops10h 36m

Houston George Bush Intcntl

Sun 5/24

1:58 pm-11:27 am

1 stop20h 29m

$335

Key WestHouston

EYW - IAH

EYWIAH

Key West

Fri 4/17

2:30 pm-12:53 pm

3 stops23h 23m

Houston George Bush Intcntl

Sun 4/26

6:00 am-11:31 am

1 stop4h 31m

$352
Quickest round-trip

Key WestHouston

EYW - IAH

EYWIAH

Key West

Fri 4/17

4:38 pm-6:56 pm

Nonstop3h 18m

Houston George Bush Intcntl

Sun 4/26

12:10 pm-3:57 pm

Nonstop2h 47m

$372

Key WestHouston

EYW - HOU

EYWHOU

Key West

Tue 5/19

6:19 pm-10:26 pm

1 stop5h 07m

Houston Hobby

Sun 5/24

6:00 am-1:00 pm

1 stop6h 00m

$397

Key WestHouston

EYW - HOU

EYWHOU

Key West

Mon 5/4

6:23 pm-11:07 pm

1 stop5h 44m

Houston Hobby

Mon 5/11

10:27 am-5:23 pm

1 stop5h 56m

$495

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 Houston from

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

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 Key West to Houston flight route?

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

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

There are 3 cabin classes available to choose from on Key West to Houston flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Key West to Houston flight deals and tips

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

Fastest flight time

3h 18m

Direct flights

Wed, Thu, Fri and Sat

Airports in Houston

2 airports
The fastest flight from Key West to Houston takes 3h 18m
Direct flights go from Key West to Houston on Wednesday, Thursday, Friday and Saturday. There are no airlines offering direct flights.
There are 2 airports in Houston. From Key West there are direct flights to Houston George Bush Intcntl (IAH).
Search flight deals

  • How far is Key West to Houston by plane?

    There are 906.7 mi between Key West and Houston. In terms of flight time, this usually takes a little over 3h 18m.

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

    Prices for flights from Key West Airport to Houston are refreshed on a daily basis.

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Key West Airport to Houston.

  • What documentation or ID do you need to fly to Houston?

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

Best airlines flying from Key West to Houston

Compare and see reviews for airlines that fly from Key West to Houston with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $218Free CancellationRating
7.1
11,494 reviews
Search American Airlines flights

Why use momondo?

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

Finding the right flight to Houston from Key West is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Houston quick and easy, saving you time and money.

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

Flights from Key West to Houston with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo provides multiple filters to help you find the best flight to Houston from Key West. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Key West to Houston right now. Can momondo alert me if prices change?

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

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