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Cheap flights from Key West to Houston from $139

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 11/7. 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

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Key West to Houston

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
1:16 pm - 10:06 pmEYW  Key West-IAH Houston George Bush Intcntl
33h 50m2 stops Tampa Atlanta Hartsfield-Jackson
Multiple Airlines Logo
5:09 pm - 2:04 pmIAH  Houston George Bush Intcntl-EYW Key West
19h 55m1 stop Orlando
$212Multiple Airlines
Tue, Oct 13 - Sun, Oct 18
Delta Logo
6:15 pm - 10:40 pmEYW  Key West-IAH Houston George Bush Intcntl
5h 25m1 stop Atlanta Hartsfield-Jackson
Delta Logo
12:21 pm - 8:00 pmIAH  Houston George Bush Intcntl-EYW Key West
6h 39m1 stop Atlanta Hartsfield-Jackson
$310Delta
Thu, Sep 3 - Wed, Sep 9
Multiple Airlines Logo
10:04 am - 10:06 pmEYW  Key West-IAH Houston George Bush Intcntl
13h 02m2 stops Tampa Atlanta Hartsfield-Jackson
Multiple Airlines Logo
5:09 pm - 2:04 pmIAH  Houston George Bush Intcntl-EYW Key West
19h 55m1 stop Orlando
$323Multiple Airlines
Wed, Oct 14 - Sun, Oct 18
Delta Logo
11:48 am - 5:40 pmEYW  Key West-IAH Houston George Bush Intcntl
6h 52m1 stop Atlanta Hartsfield-Jackson
Delta Logo
12:12 pm - 7:57 pmIAH  Houston George Bush Intcntl-EYW Key West
6h 45m1 stop Atlanta Hartsfield-Jackson
$329Delta
Fri, Aug 28 - Tue, Sep 1
Delta Logo
7:40 am - 12:16 pmEYW  Key West-HOU Houston Hobby
5h 36m1 stop Atlanta Hartsfield-Jackson
Delta Logo
1:13 pm - 7:57 pmHOU  Houston Hobby-EYW Key West
5h 44m1 stop Atlanta Hartsfield-Jackson
$329Delta
Fri, Aug 28 - Tue, Sep 1
Multiple Airlines Logo
1:16 pm - 12:40 pmEYW  Key West-IAH Houston George Bush Intcntl
24h 24m2 stops Tampa Atlanta Hartsfield-Jackson
Multiple Airlines Logo
5:09 pm - 2:04 pmIAH  Houston George Bush Intcntl-EYW Key West
19h 55m1 stop Orlando
$343Multiple Airlines
Tue, Oct 13 - Sun, Oct 18
Multiple Airlines Logo
1:14 pm - 7:20 amEYW  Key West-IAH Houston George Bush Intcntl
19h 06m2 stops Tampa Atlanta Hartsfield-Jackson
Multiple Airlines Logo
8:57 am - 11:27 amIAH  Houston George Bush Intcntl-EYW Key West
25h 30m1 stop Orlando
$354Multiple Airlines
Tue, Sep 1 - Thu, Sep 3
American Airlines Logo
1:50 pm - 9:32 pmEYW  Key West-IAH Houston George Bush Intcntl
8h 42m1 stop Charlotte Douglas
American Airlines Logo
10:23 am - 7:17 pmIAH  Houston George Bush Intcntl-EYW Key West
7h 54m2 stops Dallas/Fort Worth Miami
$368American Airlines
Thu, Sep 3 - Wed, Sep 9
American Airlines Logo
11:30 am - 5:33 pmEYW  Key West-IAH Houston George Bush Intcntl
7h 03m1 stop Miami
American Airlines Logo
6:06 am - 12:55 pmIAH  Houston George Bush Intcntl-EYW Key West
5h 49m1 stop Charlotte Douglas
$440American Airlines
Fri, Aug 28 - Tue, Sep 1
American Airlines Logo
2:34 pm - 7:49 pmEYW  Key West-HOU Houston Hobby
6h 15m1 stop Dallas/Fort Worth
American Airlines Logo
9:51 am - 4:54 pmHOU  Houston Hobby-EYW Key West
6h 03m1 stop Dallas/Fort Worth
$471American Airlines
Wed, Oct 14 - Sun, Oct 18

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Delta flights from Key West to Houston

Our best Delta deals on Key West to Houston flight tickets
Delta
Sep 3
EYW6:15 pmKey West
5h 25m
1 stop
IAH10:40 pmHouston George Bush Intcntl
Sep 9
IAH12:21 pmHouston George Bush Intcntl
6h 39m
1 stop
EYW8:00 pmKey West
$310
Delta
Aug 28
EYW7:40 amKey West
5h 36m
1 stop
HOU12:16 pmHouston Hobby
Sep 1
HOU1:13 pmHouston Hobby
5h 44m
1 stop
EYW7:57 pmKey West
$329
Delta
Aug 28
EYW11:48 amKey West
6h 52m
1 stop
IAH5:40 pmHouston George Bush Intcntl
Sep 1
IAH5:20 amHouston George Bush Intcntl
11h 00m
2 stops
EYW5:20 pmKey West
$334

American Airlines flights from Key West to Houston

Our best American Airlines deals on Key West to Houston flight tickets
American Airlines
Sep 3
EYW1:50 pmKey West
8h 42m
1 stop
IAH9:32 pmHouston George Bush Intcntl
Sep 9
IAH10:23 amHouston George Bush Intcntl
7h 54m
2 stops
EYW7:17 pmKey West
$368
American Airlines
Aug 19
EYW1:50 pmKey West
9h 30m
2 stops
IAH10:20 pmHouston George Bush Intcntl
Aug 26
IAH9:03 amHouston George Bush Intcntl
9h 36m
2 stops
EYW7:39 pmKey West
$407
American Airlines
Aug 28
EYW11:30 amKey West
7h 03m
1 stop
IAH5:33 pmHouston George Bush Intcntl
Sep 1
IAH6:06 amHouston George Bush Intcntl
5h 49m
1 stop
EYW12:55 pmKey West
$440

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 August 11, 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 Key West - IAH Houston George Bush Intcntl

EYWIAH

Key West

Tue 10/13

1:16 pm-10:06 pm

2 stops33h 50m

Houston George Bush Intcntl

Sun 10/18

5:09 pm-2:04 pm

1 stop19h 55m

$212

Key WestHouston

EYW Key West - IAH Houston George Bush Intcntl

EYWIAH

Key West

Thu 9/3

6:15 pm-10:40 pm

1 stop5h 25m

Houston George Bush Intcntl

Wed 9/9

12:21 pm-8:00 pm

1 stop6h 39m

$310

Key WestHouston

EYW Key West - IAH Houston George Bush Intcntl

EYWIAH

Key West

Wed 10/14

10:04 am-10:06 pm

2 stops13h 02m

Houston George Bush Intcntl

Sun 10/18

5:09 pm-2:04 pm

1 stop19h 55m

$323

Key WestHouston

EYW Key West - IAH Houston George Bush Intcntl

EYWIAH

Key West

Fri 8/28

11:48 am-5:40 pm

1 stop6h 52m

Houston George Bush Intcntl

Tue 9/1

12:12 pm-7:57 pm

1 stop6h 45m

$329
Quickest round-trip

Key WestHouston

EYW Key West - HOU Houston Hobby

EYWHOU

Key West

Fri 8/28

7:40 am-12:16 pm

1 stop5h 36m

Houston Hobby

Tue 9/1

1:13 pm-7:57 pm

1 stop5h 44m

$329

Key WestHouston

EYW Key West - IAH Houston George Bush Intcntl

EYWIAH

Key West

Tue 10/13

1:16 pm-12:40 pm

2 stops24h 24m

Houston George Bush Intcntl

Sun 10/18

5:09 pm-2:04 pm

1 stop19h 55m

$343

Key WestHouston

EYW Key West - IAH Houston George Bush Intcntl

EYWIAH

Key West

Tue 9/1

1:14 pm-7:20 am

2 stops19h 06m

Houston George Bush Intcntl

Thu 9/3

8:57 am-11:27 am

1 stop25h 30m

$354

Key WestHouston

EYW Key West - IAH Houston George Bush Intcntl

EYWIAH

Key West

Thu 9/3

1:50 pm-9:32 pm

1 stop8h 42m

Houston George Bush Intcntl

Wed 9/9

10:23 am-7:17 pm

2 stops7h 54m

$368

Key WestHouston

EYW Key West - IAH Houston George Bush Intcntl

EYWIAH

Key West

Fri 8/28

11:30 am-5:33 pm

1 stop7h 03m

Houston George Bush Intcntl

Tue 9/1

6:06 am-12:55 pm

1 stop5h 49m

$440

Key WestHouston

EYW Key West - HOU Houston Hobby

EYWHOU

Key West

Wed 10/14

2:34 pm-7:49 pm

1 stop6h 15m

Houston Hobby

Sun 10/18

9:51 am-4:54 pm

1 stop6h 03m

$471

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 2 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

5h 25m

Direct flights

None
The fastest flight from Key West to Houston takes 5h 25m
There are no direct flights from Key West to Houston. There are no popular flight routes from Key West to Houston.
Search flight deals

Frequently asked questions about flying from Key West to Houston

  • 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 5h 25m.

  • 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
11,902 reviews
Search American Airlines flights
DeltaPriceFrom $236Free CancellationRating
7.8
8,505 reviews
Search Delta 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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