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Key Largo

$58+ Cheap flights from Houston to Key Largo, FL

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 12/19. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — MIA
Nov 26 — Dec 31
Tue 11/26
Tue 12/3
1 adult, Economy
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The best prices from Houston to Key Largo are usually found in April or May, booked 41 days in advance, depart on a Tuesday or Saturday and return on a Friday

Cheap flight deals from Houston to Key Largo

Discover tips and strategies to find the most affordable flight options for your journey from Houston (HO1) to Key Largo (KE9). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 21, 2024.

Popular in

December

Cheapest in

April

Round-trip from

$108
(Frontier)

One-way from

$58
(Cheapflightsfares)
High demand for flights, 18% potential price rise
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Best time to find cheap flights, 19% potential price drop
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From Houston to Key Largo
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One-way flight from Houston to Key Largo
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Find flight deals from Houston to Key Largo

Cheapest flights from Houston to Key Largo
Explore the most affordable flight options available from Houston to Key Largo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 21, 2024.

This Frontier deal was found by Cheapflights users on 11/20. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/79:59 amIAH - MIA
1 stop11h 10mFrontier
Mon 12/910:44 amMIA - IAH
1 stop9h 54mFrontier
Deal found 11/20$108
This Kiwi.com deal was found by Cheapflights users on 11/20. 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.
Wed 12/41:14 pmIAH - MIA
1 stop9h 09mMultiple Airlines
Wed 12/119:30 amMIA - IAH
Nonstop3h 03mMultiple Airlines
Deal found 11/20$113
This Cheapflightsfares deal was found by Cheapflights users on 11/21. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/132:17 pmIAH - MIA
Nonstop2h 33mSpirit Airlines
Sun 12/158:06 pmMIA - IAH
Nonstop3h 07mSpirit Airlines
Deal found 11/21$116
This American Airlines deal was found by Cheapflights users on 11/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/44:05 pmIAH - MIA
Nonstop2h 25mAmerican Airlines
Thu 12/1212:04 pmMIA - IAH
Nonstop3h 14mAmerican Airlines
Deal found 11/20$184
This United Airlines deal was found by Cheapflights users on 11/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/44:30 pmIAH - MIA
Nonstop2h 33mUnited Airlines
Wed 12/116:28 amMIA - IAH
Nonstop2h 59mUnited Airlines
Deal found 11/20$194
This Delta deal was found by Cheapflights users on 11/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/106:42 pmHOU - MIA
1 stop5h 08mDelta
Tue 12/177:00 amMIA - HOU
1 stop6h 29mDelta
Deal found 11/19$196
This American Airlines deal was found by Cheapflights users on 11/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/74:27 pmHOU - MIA
1 stop7h 08mAmerican Airlines
Fri 12/1310:00 amMIA - HOU
1 stop6h 57mAmerican Airlines
Deal found 11/20$256
This eDestinos deal was found by Cheapflights users on 11/20. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/910:36 amHOU - MIA
2 stops31h 06mFrontier
Wed 12/118:00 amMIA - HOU
1 stop10h 26mFrontier
Deal found 11/20$260
This Delta deal was found by Cheapflights users on 11/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/166:41 pmIAH - MIA
1 stop5h 09mDelta
Wed 12/253:29 pmMIA - IAH
1 stop6h 36mDelta
Deal found 11/20$266
This eDestinos deal was found by Cheapflights users on 11/20. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/910:36 amHOU - MIA
3 stops29h 39mMultiple Airlines
Wed 12/114:38 pmMIA - HOU
2 stops41h 55mMultiple Airlines
Deal found 11/20$285
This Southwest deal was found by Cheapflights users on 11/20. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/186:00 amHOU - MIA
1 stop5h 25mSouthwest
Wed 12/182:25 pmMIA - HOU
1 stop6h 35mSouthwest
Deal found 11/20$321

Find flights from Houston to Key Largo within your budget

Customize your flight search to find flights from Houston to Key Largo 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 2,612,795 searches. Data last updated November 21, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

HoustonMiami

IAH - MIA

IAHMIA

Houston George Bush Intcntl

Sat 12/7

9:59 am-10:09 pm

1 stop11h 10m

Miami

Mon 12/9

10:44 am-7:38 pm

1 stop9h 54m

$108

HoustonMiami

IAH - MIA

IAHMIA

Houston George Bush Intcntl

Mon 1/13

8:10 am-3:41 pm

1 stop6h 31m

Miami

Wed 1/22

5:43 am-7:42 am

Nonstop2h 59m

$115

HoustonMiami

IAH - MIA

IAHMIA

Houston George Bush Intcntl

Fri 12/13

2:17 pm-5:50 pm

Nonstop2h 33m

Miami

Sat 12/21

10:20 pm-12:26 am

Nonstop3h 06m

$116

HoustonMiami

HOU - MIA

HOUMIA

Houston Hobby

Thu 1/16

10:36 am-1:54 am

1 stop14h 18m

Miami

Sun 1/19

6:00 am-5:26 pm

1 stop12h 26m

$138

HoustonMiami

IAH - MIA

IAHMIA

Houston George Bush Intcntl

Wed 12/4

4:05 pm-7:30 pm

Nonstop2h 25m

Miami

Thu 12/12

12:04 pm-2:18 pm

Nonstop3h 14m

$184

HoustonMiami

IAH - MIA

IAHMIA

Houston George Bush Intcntl

Wed 12/4

4:30 pm-8:03 pm

Nonstop2h 33m

Miami

Wed 12/11

6:28 am-8:27 am

Nonstop2h 59m

$194

HoustonMiami

IAH - MIA

IAHMIA

Houston George Bush Intcntl

Sun 1/26

7:05 am-1:46 pm

1 stop5h 41m

Miami

Wed 1/29

4:47 pm-11:59 pm

1 stop8h 12m

$196

HoustonMiami

HOU - MIA

HOUMIA

Houston Hobby

Tue 1/21

6:00 am-1:46 pm

1 stop6h 46m

Miami

Fri 1/24

1:34 pm-5:50 pm

1 stop5h 16m

$196

HoustonMiami

HOU - MIA

HOUMIA

Houston Hobby

Sat 12/7

4:27 pm-12:35 am

1 stop7h 08m

Miami

Fri 12/13

10:00 am-3:57 pm

1 stop6h 57m

$256

HoustonMiami

HOU - MIA

HOUMIA

Houston Hobby

Thu 1/30

8:00 am-6:35 pm

2 stops9h 35m

Miami

Thu 2/6

5:55 pm-12:05 am

1 stop7h 10m

$257

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/20

Showing 1-10 of 23 results
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Best time to book a flight from Houston to Key Largo

Have a flexible travel schedule? Discover the best time to fly to Key Largo from Houston 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.

Travel insights for flights from Houston to Key Largo

Get recent, data-driven insights about flights from Houston to Key Largo including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Houston to Key Largo?

Use this chart to determine the optimal time to book a round-trip flight from Houston to Key Largo. Price data was last updated on November 15, 2024.

Booking 41 days in advance of your planned departure date is, on average, the best time to get cheap flights from Houston to Key Largo. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Houston to Key Largo?

Currently, September is the cheapest month in which you can book a flight from Houston to Key Largo (average of $218). Flying from Houston to Key Largo in March is currently the most expensive (average of $286). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from HOU to KE9?

Find hourly flight availability from Houston to Key Largo. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 21, 2024.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Houston to Key Largo as you normally would.

What is the cheapest day to fly from Houston to Key Largo?

Use this chart to determine the cheapest time to fly round-trip from Houston to Key Largo. Price data was last updated on November 18, 2024.

Travelers seeking maximum savings on their Houston to Key Largo flight should consider departing on Tuesday evenings when fares are most often at their lowest. Tuesday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Key Largo by month

Plan your trip to Key Largo by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Key Largo ranges from 1.6 - 9.9 inches per month. September is typically the wettest month, when rainfall can reach 9.9 in. January is typically the driest time to visit Key Largo when rainfall is around 1.6 in.

Temperature in Key Largo by month

Plan your trip to Key Largo by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Key Largo, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 68.0 F).

Reviews of airlines servicing Key Largo

Get insights into the airlines that provide service to Key Largo. 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 Key Largo. Reviews last updated November 21, 2024.
Get a feel of what it's like to fly with Frontier, Spirit Airlines and American Airlines from Houston to Key Largo by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
5,005 reviews

Comfort

8.1

Boarding

8.2

Overall

8.1

Crew

8.7

Entertainment

7.7

Food

7.2

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

Southwest
8.1
Very good
5,005 reviews
Southwest
8.1
Very good
5,005 reviews

Comfort

8.1

Boarding

8.2

Overall

8.1

Crew

8.7

Entertainment

7.7

Food

7.2

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

Delta
8.0
Very good
8,755 reviews
Southwest
8.1
Very good
5,005 reviews

Comfort

8.1

Boarding

8.2

Overall

8.1

Crew

8.7

Entertainment

7.7

Food

7.2

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

United Airlines
7.4
Good
9,172 reviews
Southwest
8.1
Very good
5,005 reviews

Comfort

8.1

Boarding

8.2

Overall

8.1

Crew

8.7

Entertainment

7.7

Food

7.2

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
5,005 reviews

Comfort

8.1

Boarding

8.2

Overall

8.1

Crew

8.7

Entertainment

7.7

Food

7.2

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

Sun Country Air
7.0
Good
415 reviews
Southwest
8.1
Very good
5,005 reviews

Comfort

8.1

Boarding

8.2

Overall

8.1

Crew

8.7

Entertainment

7.7

Food

7.2

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

Related info for your journey

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

  • What are the cheapest airlines to fly from Houston to Key Largo one-way?

    The cheapest airlines for a one-way flight from Houston to Key Largo are Spirit Airlines ($58), Frontier ($59), and United Airlines ($79).

  • Can I find deals for flights from Houston to Key Largo that include hotel bookings?

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

  • How can I find direct flights from Houston to Key Largo?

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

  • Can I find deals for business class flights from Houston to Key Largo?

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

  • What is the cheapest month to book a flight from Houston to Key Largo?

    Currently, September is the cheapest month in which you can book a flight from Houston to Key Largo (average of $218). Flying from Houston to Key Largo in March is currently the most expensive (average of $286). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 6 airlines flying from Houston to Key Largo

Discover the top 6 airlines that operate flights from Houston to Key Largo. 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 2,612,795 searches. Data last updated November 21, 2024.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$63Average$151FlexibilityNo cancel feeOn-time65%
FrontierCheapest$102Average$183FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$156Average$395FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$156Average$367FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$198Average$395FlexibilityNo cancel feeOn-time63%
DeltaCheapest$208Average$418FlexibilityNo cancel feeOn-timeN/A
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