$43+ Cheap flights from George Bush Intcntl (IAH) 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 11/8. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — MIA
Nov 27 — Dec 41
1 adult, Economy
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Find cheap flights from George Bush Intcntl to Key Largo with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Houston George Bush Intcntl to Key Largo are usually found in September or March, booked 71 days in advance, depart on a Friday or Thursday and return on a Thursday
Find flight deals from George Bush Intcntl to Key Largo
Cheapest flights from George Bush Intcntl to Key LargoExplore the most affordable flight options available from George Bush Intcntl to Key Largo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 28, 2025.
Explore the most affordable flight options available from George Bush Intcntl to Key Largo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 28, 2025.
This Priceline deal was found by Cheapflights users on 10/26. 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 11/123:13 pmIAH - MIA
Nonstop2h 31mMultiple Airlines
Sat 11/158:00 amMIA - IAH
Nonstop3h 07mMultiple Airlines
Deal found 10/26![Multiple Airlines logo]()
$78
This Cheapflightsfares deal was found by Cheapflights users on 10/26. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/158:35 pmIAH - MIA
Nonstop2h 33mSpirit Airlines
Tue 11/255:02 pmMIA - IAH
Nonstop3h 03mSpirit Airlines
Deal found 10/26![Spirit Airlines logo]()
$79
This Cheapflightsfares deal was found by Cheapflights users on 10/27. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/54:57 pmIAH - MIA
Nonstop2h 34mSpirit Airlines
Mon 12/89:36 pmMIA - IAH
Nonstop3h 04mSpirit Airlines
Deal found 10/27![Spirit Airlines logo]()
$80
This Kiwi.com deal was found by Cheapflights users on 10/28. 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.
Fri 10/3110:55 amIAH - MIA
Nonstop2h 28mFrontier
Fri 11/78:00 amMIA - IAH
Nonstop3h 07mFrontier
Deal found 10/28![Frontier logo]()
$81
This CheapOair deal was found by Cheapflights users on 10/27. 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 11/1310:28 amIAH - MIA
1 stop13h 26mFrontier
Mon 11/178:00 amMIA - IAH
Nonstop3h 07mFrontier
Deal found 10/27![Frontier logo]()
$82
This Frontier deal was found by Cheapflights users on 10/26. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/1510:04 amIAH - MIA
1 stop7h 01mFrontier
Mon 11/178:00 amMIA - IAH
Nonstop3h 07mFrontier
Deal found 10/26![Frontier logo]()
$83
This Mytrip deal was found by Cheapflights users on 10/27. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/168:35 pmIAH - MIA
Nonstop2h 33mSpirit Airlines
Wed 11/1912:17 pmMIA - IAH
Nonstop3h 01mSpirit Airlines
Deal found 10/27![Spirit Airlines logo]()
$84
This Kiwi.com deal was found by Cheapflights users on 10/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/98:35 pmIAH - MIA
Nonstop2h 33mMultiple Airlines
Mon 11/178:00 amMIA - IAH
Nonstop3h 07mMultiple Airlines
Deal found 10/26![Multiple Airlines logo]()
$85
This Mytrip deal was found by Cheapflights users on 10/27. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/158:47 pmIAH - MIA
1 stop13h 13mSpirit Airlines
Tue 11/185:27 pmMIA - IAH
Nonstop3h 03mSpirit Airlines
Deal found 10/27![Spirit Airlines logo]()
$86
This Priceline deal was found by Cheapflights users on 10/27. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/1510:04 amIAH - MIA
1 stop7h 01mMultiple Airlines
Tue 11/185:27 pmMIA - IAH
Nonstop3h 03mMultiple Airlines
Deal found 10/27![Multiple Airlines logo]()
$87
This Cheapflightsfares deal was found by Cheapflights users on 10/25. 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.
Wed 11/268:10 pmIAH - MIA
Nonstop2h 33mSpirit Airlines
Fri 12/55:05 amMIA - IAH
Nonstop2h 59mSpirit Airlines
Deal found 10/25![Spirit Airlines logo]()
$88
This CheapOair deal was found by Cheapflights users on 10/26. 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.
Sat 12/134:57 pmIAH - MIA
Nonstop2h 34mSpirit Airlines
Sun 12/217:00 amMIA - IAH
Nonstop3h 00mSpirit Airlines
Deal found 10/26![Spirit Airlines logo]()
$89
Cheap flight deals from George Bush Intcntl to Key Largo
Keep the following information in mind while searching for George Bush Intcntl to Key Largo flight deals. Data was last updated October 28, 2025.
Round-trip from | $77 (Priceline) |
|---|---|
One-way from | $43 (Cheapflightsfares) |
Popular in | December |
Cheapest in | September |
Average price | $176 |
Cheapflights Fare Finder
Customize your flight search to find flights from George Bush Intcntl 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 2,558,603 searches. Data last updated October 28, 2025.
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Key Largo that are best for you.
Fly from
George Bush Intcntl
Fly to
Key Largo
Route
Depart
Return
Price
HoustonMiami
IAH - MIA
IAHMIA
Houston George Bush Intcntl
Wed 12/3
3:54 pm-7:25 pm
Nonstop2h 31m
Miami
Sun 12/7
5:05 am-7:04 am
Nonstop2h 59m
$88
HoustonMiami
IAH - MIA
IAHMIA
Houston George Bush Intcntl
Thu 2/5
6:18 pm-9:59 pm
Nonstop2h 41m
Miami
Sun 2/8
10:15 am-7:46 pm
1 stop10h 31m
$106
HoustonMiami
IAH - MIA
IAHMIA
Houston George Bush Intcntl
Sat 11/15
11:02 am-2:30 pm
Nonstop2h 28m
Miami
Fri 11/21
4:35 pm-6:42 pm
Nonstop3h 07m
$107
HoustonMiami
IAH - MIA
IAHMIA
Houston George Bush Intcntl
Sat 11/15
8:48 pm-6:19 am
1 stop8h 31m
Miami
Mon 11/17
6:00 am-11:39 pm
1 stop18h 39m
$111
HoustonMiami
IAH - MIA
IAHMIA
Houston George Bush Intcntl
Sat 11/22
8:23 pm-11:54 pm
Nonstop2h 31m
Miami
Mon 12/1
5:02 pm-7:05 pm
Nonstop3h 03m
$115
HoustonMiami
IAH - MIA
IAHMIA
Houston George Bush Intcntl
Fri 12/5
4:57 pm-8:31 pm
Nonstop2h 34m
Miami
Sun 12/7
10:25 am-5:14 pm
1 stop7h 49m
$128
HoustonMiami
IAH - MIA
IAHMIA
Houston George Bush Intcntl
Wed 11/26
8:10 pm-11:43 pm
Nonstop2h 33m
Miami
Fri 12/26
7:00 am-9:00 am
Nonstop3h 00m
$137
HoustonMiami
IAH - MIA
IAHMIA
Houston George Bush Intcntl
Fri 12/19
3:09 pm-9:04 pm
1 stop4h 55m
Miami
Sun 12/21
7:10 am-9:37 am
Nonstop3h 27m
$147
HoustonMiami
IAH - MIA
IAHMIA
Houston George Bush Intcntl
Fri 11/14
2:59 pm-9:58 am
2 stops17h 59m
Miami
Sun 11/16
5:27 pm-7:30 pm
Nonstop3h 03m
$149
HoustonMiami
IAH - MIA
IAHMIA
Houston George Bush Intcntl
Mon 11/24
6:10 am-2:53 pm
1 stop7h 43m
Miami
Fri 11/28
5:02 pm-7:05 pm
Nonstop3h 03m
$155
Showing 1-10 of 23 results
Best time to book a flight from George Bush Intcntl to Key Largo
Have a flexible travel schedule? Discover the best time to fly to Key Largo from George Bush Intcntl 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 Houston George Bush Intcntl Airport to Key Largo
How far ahead should I book a flight from Houston George Bush Intcntl Airport to Key Largo?
Use this chart to determine the optimal time to book a round-trip flight from George Bush Intcntl to Key Largo. Price data was last updated on October 24, 2025.
To ensure you get the cheapest price possible for a flight from Houston George Bush Intcntl Airport to Key Largo, you should look to book at least 71 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from Houston George Bush Intcntl Airport to Key Largo?
Currently, February is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Key Largo (average of $49). Flying from Houston George Bush Intcntl Airport to Key Largo in December is currently the most expensive (average of $109). 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 IAH to KE9?
Find hourly flight availability from George Bush Intcntl 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 October 28, 2025.
It’s typically best to fly out from Houston George Bush Intcntl Airport to Key Largo at noon. Doing so could potentially save you 29% on the flight price compared to flying in the evening, which is usually more expensive.
What is the cheapest day to fly from Houston George Bush Intcntl Airport to Key Largo?
Use this chart to determine the cheapest time to fly round-trip from George Bush Intcntl to Key Largo. Price data was last updated on October 26, 2025.
Travelers seeking maximum savings on their Houston George Bush Intcntl Airport to Key Largo flight should consider departing on Monday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Weekly flight availability from Houston George Bush Intcntl Airport to Key Largo
Explore weekly flight availability from George Bush Intcntl to Key Largo. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated October 28, 2025.
The most flights from IAH to KE9 are scheduled on a Monday (31 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (24 on average).
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 October 28, 2025.
Peruse reviews from past customers who have flown with United Airlines, American Airlines, and Spirit Airlines from Houston George Bush Intcntl Airport to Key Largo to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
7.7
Comfort
7.3
Crew
8.1
Entertainment
7.1
Food
6.6
Overall
7.4
Reviews
1 / 20
2.0
MediocreSebrena,Oct 2025
IAH - RSW
Boarding
7.7
Comfort
7.3
Crew
8.1
Entertainment
7.1
Food
6.6
Overall
7.4
Reviews
1 / 20
2.0
MediocreSebrena,Oct 2025
IAH - RSW
Boarding
7.7
Comfort
7.3
Crew
8.1
Entertainment
7.1
Food
6.6
Overall
7.4
Reviews
1 / 20
2.0
MediocreSebrena,Oct 2025
IAH - RSW
Boarding
7.7
Comfort
7.3
Crew
8.1
Entertainment
7.1
Food
6.6
Overall
7.4
Reviews
1 / 20
2.0
MediocreSebrena,Oct 2025
IAH - RSW
Boarding
7.7
Comfort
7.3
Crew
8.1
Entertainment
7.1
Food
6.6
Overall
7.4
Reviews
1 / 20
2.0
MediocreSebrena,Oct 2025
IAH - RSW
Related info for your journey
Find useful and relevant information for your journey from George Bush Intcntl to Key Largo. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for George Bush Intcntl to Key Largo
See prices for flight routes from nearby airports that may be better suited for you.
Top 5 airlines flying from George Bush Intcntl to Key Largo
Discover the top 5 airlines that operate flights from George Bush Intcntl 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 2,558,603 searches. Data last updated October 28, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$48 | Average$146 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$72 | Average$172 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$118 | Average$340 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$143 | Average$395 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$248 | Average$368 | FlexibilityNo cancel fee | On-timeN/A |