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$36+ Cheap flights from Florida Keys to Houston

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/9. Fares are subject to change and may not be available on all flights or dates of travel.
EYW — HOU
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap flight deals from Florida Keys to Houston

Cheapest flights from Florida Keys to Houston
Explore the most affordable flight options available from Florida Keys to Houston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

This CheapOair deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/199:53 pm
MIA
-
IAH
Nonstop3h 06m
Spirit Airlines
Sat 3/215:24 pm
IAH
-
MIA
Nonstop2h 20m
Spirit Airlines
Deal found 1/27$73
This CheapOair deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/199:53 pm
MIA
-
IAH
Nonstop3h 06m
Spirit Airlines
Mon 2/235:24 pm
IAH
-
MIA
Nonstop2h 27m
Spirit Airlines
Deal found 1/26$74
This Kiwi.com deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/213:09 pm
MIA
-
IAH
Nonstop3h 21m
Multiple Airlines
Tue 3/105:24 pm
IAH
-
MIA
Nonstop2h 27m
Multiple Airlines
Deal found 1/28$75
This Priceline deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/111:01 pm
MIA
-
IAH
Nonstop3h 07m
Multiple Airlines
Sun 2/159:35 am
IAH
-
MIA
Nonstop2h 28m
Multiple Airlines
Deal found 1/26$76
This CheapOair deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/267:00 am
MIA
-
IAH
Nonstop3h 13m
Multiple Airlines
Tue 3/245:24 pm
IAH
-
MIA
Nonstop2h 20m
Multiple Airlines
Deal found 1/27$77
This Kiwi.com deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/1911:34 am
MIA
-
IAH
Nonstop3h 20m
Multiple Airlines
Wed 3/255:24 pm
IAH
-
MIA
Nonstop2h 20m
Multiple Airlines
Deal found 1/28$79
This Kiwi.com deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/267:00 am
MIA
-
IAH
Nonstop3h 13m
Multiple Airlines
Mon 3/95:24 pm
IAH
-
MIA
Nonstop2h 27m
Multiple Airlines
Deal found 1/28$80
This Mytrip deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/101:01 pm
MIA
-
IAH
Nonstop3h 07m
Spirit Airlines
Wed 2/185:24 pm
IAH
-
MIA
Nonstop2h 27m
Spirit Airlines
Deal found 1/26$81
This Expedia deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/239:53 pm
MIA
-
IAH
Nonstop3h 06m
Spirit Airlines
Sat 2/285:24 pm
IAH
-
MIA
Nonstop2h 27m
Spirit Airlines
Deal found 1/28$82
This Trip.com deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/139:53 pm
MIA
-
IAH
Nonstop3h 06m
Multiple Airlines
Sun 2/159:35 am
IAH
-
MIA
Nonstop2h 28m
Multiple Airlines
Deal found 1/27$83
This CheapOair deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/189:53 pm
MIA
-
IAH
Nonstop3h 06m
Spirit Airlines
Fri 2/205:24 pm
IAH
-
MIA
Nonstop2h 27m
Spirit Airlines
Deal found 1/27$84
This Kiwi.com deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/99:53 pm
MIA
-
IAH
Nonstop3h 06m
Spirit Airlines
Wed 3/185:24 pm
IAH
-
MIA
Nonstop2h 20m
Spirit Airlines
Deal found 1/28$85

Find flight deals from Florida Keys to Houston

Keep the following information in mind while searching for Florida Keys to Houston flight deals. Data was last updated January 29, 2026.

Round-trip from

$73
(CheapOair)

One-way from

$36
(Expedia)
From Florida Keys to Houston
Search Deals
One-way flight from Florida Keys to Houston
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Florida Keys 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, Cheapflights users made 2,558,603 searches. Data last updated January 29, 2026.
Use the filters below to find and compare flights from Florida Keys to Houston that are best for you.

Fly from

Florida Keys

Fly to

Houston

Route

Depart

Return

Price

MiamiHouston

MIA - IAH

MIAIAH

Miami

Thu 3/19

11:34 am-1:54 pm

Nonstop3h 20m

Houston George Bush Intcntl

Wed 3/25

5:24 pm-8:44 pm

Nonstop2h 20m

$79

MiamiHouston

MIA - IAH

MIAIAH

Miami

Tue 2/10

6:45 am-3:19 pm

1 stop9h 34m

Houston George Bush Intcntl

Wed 2/18

5:24 pm-8:51 pm

Nonstop2h 27m

$85

MiamiHouston

MIA - IAH

MIAIAH

Miami

Thu 2/5

1:00 pm-3:16 pm

Nonstop3h 16m

Houston George Bush Intcntl

Sun 2/8

8:47 pm-12:14 am

Nonstop2h 27m

$87

MiamiHouston

MIA - IAH

MIAIAH

Miami

Thu 2/5

8:51 pm-10:56 pm

Nonstop3h 05m

Houston George Bush Intcntl

Sat 2/7

4:20 pm-7:46 pm

Nonstop2h 26m

$87

MiamiHouston

MIA - IAH

MIAIAH

Miami

Thu 2/19

9:53 pm-11:59 pm

Nonstop3h 06m

Houston George Bush Intcntl

Fri 2/20

5:24 pm-8:51 pm

Nonstop2h 27m

$87

MiamiHouston

MIA - IAH

MIAIAH

Miami

Thu 2/5

1:00 pm-3:16 pm

Nonstop3h 16m

Houston George Bush Intcntl

Sat 2/7

4:20 pm-7:46 pm

Nonstop2h 26m

$88

MiamiHouston

MIA - IAH

MIAIAH

Miami

Sat 2/14

3:09 pm-5:30 pm

Nonstop3h 21m

Houston George Bush Intcntl

Sun 2/15

9:35 am-1:03 pm

Nonstop2h 28m

$93

MiamiHouston

MIA - IAH

MIAIAH

Miami

Thu 2/12

7:00 am-9:13 am

Nonstop3h 13m

Houston George Bush Intcntl

Sun 2/15

9:35 am-1:03 pm

Nonstop2h 28m

$94

MiamiHouston

MIA - IAH

MIAIAH

Miami

Thu 3/19

9:45 pm-11:49 pm

Nonstop3h 04m

Houston George Bush Intcntl

Tue 3/24

7:30 am-7:53 pm

1 stop11h 23m

$99

MiamiHouston

MIA - IAH

MIAIAH

Miami

Wed 4/22

9:45 pm-11:51 pm

Nonstop3h 06m

Houston George Bush Intcntl

Wed 4/29

9:24 am-12:57 pm

Nonstop2h 33m

$100

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Showing 1-10 of 60 results
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Best time to book a flight from Florida Keys to Houston

Have a flexible travel schedule? Discover the best time to fly to Houston from Florida Keys with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Florida Keys to Houston
No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Houston

Get insights into the airlines that provide service to Houston. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Houston. Reviews last updated January 29, 2026.
Read reviews from past customers who have flown Southwest, United Airlines, and American Airlines from Florida Keys to Houston. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,267 reviews

Food

7.0

Entertainment

7.5

Boarding

8.1

Overall

8.0

Comfort

8.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,267 reviews
Southwest
8.0
Very good
4,267 reviews

Food

7.0

Entertainment

7.5

Boarding

8.1

Overall

8.0

Comfort

8.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
9,215 reviews
Southwest
8.0
Very good
4,267 reviews

Food

7.0

Entertainment

7.5

Boarding

8.1

Overall

8.0

Comfort

8.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
11,205 reviews
Southwest
8.0
Very good
4,267 reviews

Food

7.0

Entertainment

7.5

Boarding

8.1

Overall

8.0

Comfort

8.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Spirit Airlines
6.3
Okay
8,394 reviews
Southwest
8.0
Very good
4,267 reviews

Food

7.0

Entertainment

7.5

Boarding

8.1

Overall

8.0

Comfort

8.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Frontier
5.7
Fair
3,056 reviews
Southwest
8.0
Very good
4,267 reviews

Food

7.0

Entertainment

7.5

Boarding

8.1

Overall

8.0

Comfort

8.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

Find useful and relevant information for your journey from Florida Keys to Houston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Florida Keys to Houston?

    Airlines like Spirit Airlines and Frontier fly from Florida Keys to Houston in about 3h 16m. The time it takes to get you to your destination can typically vary by up to 6h 18m. The distance from Florida Keys to Houston is about 962 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Florida Keys to Houston one-way?

    The cheapest airlines for a one-way flight from Florida Keys to Houston are Frontier ($35), Spirit Airlines ($39), and American Airlines ($58).

  • What are the most popular routes from Florida Keys to Houston?

    The most popular flight routes from Florida Keys to Houston are Miami - Houston Hobby, Miami - Houston George Bush Intcntl and Key West - Houston Hobby.

  • Can I find deals for flights from Florida Keys to Houston that include hotel bookings?

    Yes. In addition to deals on Florida Keys to Houston flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Florida Keys to Houston?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Florida Keys to Houston.

  • Can I find deals for business class flights from Florida Keys to Houston?

    Yes. Cheapflights offers flight deals from Florida Keys to Houston by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Florida Keys to Houston

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Florida Keys to Houston

Discover the top airline that operate flights from Florida Keys to Houston. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$218Average$306FlexibilityNo cancel feeOn-time71%

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