$99+ Cheap flights from Birmingham, AL (BHM) 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 3/24. Fares are subject to change and may not be available on all flights or dates of travel.
BHM — MIA
Mar 28 — Apr 41
1 adult, Economy
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Find cheap flights from Birmingham 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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
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 Birmingham to Key Largo are usually found in August or September, booked 90 days in advance, depart on a Friday or Saturday and return on a Wednesday
Cheap flight deals from Birmingham to Key Largo
Cheapest
Best
Last-minute
One-way
Cheapest flights from Birmingham to Key LargoExplore the most affordable flight options available from Birmingham to Key Largo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 26, 2026.
Explore the most affordable flight options available from Birmingham to Key Largo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 26, 2026.
This American Airlines deal was found by Cheapflights users on 2/23. 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.
Tue 4/216:00 am
BHM
- MIA
Nonstop2h 00m
American Airlines
Wed 5/610:55 pm
MIA
- BHM
Nonstop2h 04m
American Airlines
Deal found 2/23![American Airlines logo]()
$177
This Delta deal was found by Cheapflights users on 2/24. 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 3/175:52 pm
BHM
- MIA
1 stop6h 00m
Delta
Tue 3/247:05 am
MIA
- BHM
1 stop3h 56m
Delta
Deal found 2/24![Delta logo]()
$197
This American Airlines deal was found by Cheapflights users on 2/25. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/16:00 am
BHM
- MIA
Nonstop2h 01m
American Airlines
Sat 4/410:55 pm
MIA
- BHM
Nonstop2h 04m
American Airlines
Deal found 2/25![American Airlines logo]()
$205
This American Airlines deal was found by Cheapflights users on 2/24. 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 4/16:00 am
BHM
- MIA
Nonstop2h 01m
American Airlines
Mon 4/610:55 pm
MIA
- BHM
Nonstop2h 04m
American Airlines
Deal found 2/24![American Airlines logo]()
$207
This Delta deal was found by Cheapflights users on 2/24. 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 3/314:20 pm
BHM
- MIA
1 stop5h 06m
Delta
Sat 4/46:00 am
MIA
- BHM
1 stop5h 01m
Delta
Deal found 2/24![Delta logo]()
$225
This American Airlines deal was found by Cheapflights users on 2/23. 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.
Mon 4/136:00 am
BHM
- MIA
Nonstop2h 00m
American Airlines
Sat 4/1810:55 pm
MIA
- BHM
Nonstop2h 04m
American Airlines
Deal found 2/23![American Airlines logo]()
$233
This Southwest deal was found by Cheapflights users on 2/22. 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.
Sat 4/185:10 pm
BHM
- MIA
1 stop3h 55m
Southwest
Sat 4/256:15 am
MIA
- BHM
1 stop3h 45m
Southwest
Deal found 2/22![Southwest logo]()
$241
This American Airlines deal was found by Cheapflights users on 2/25. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/317:00 am
BHM
- MIA
1 stop5h 01m
American Airlines
Sat 4/410:55 pm
MIA
- BHM
Nonstop2h 04m
American Airlines
Deal found 2/25![American Airlines logo]()
$243
This Southwest deal was found by Cheapflights users on 2/23. 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.
Tue 4/711:10 am
BHM
- MIA
2 stops9h 45m
Southwest
Wed 4/87:00 am
MIA
- BHM
1 stop3h 35m
Southwest
Deal found 2/23![Southwest logo]()
$248
Best flights from Birmingham to Key LargoDiscover carefully curated flight deals from Birmingham to Key Largo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 26, 2026.
Discover carefully curated flight deals from Birmingham to Key Largo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 26, 2026.
This Southwest deal was found by Cheapflights users on 2/24. 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.
Mon 5/46:30 am
BHM
- MIA
2 stops7h 50m
Southwest
Wed 5/206:15 am
MIA
- BHM
2 stops10h 20m
Southwest
Deal found 2/24![Southwest logo]()
$327
This Delta deal was found by Cheapflights users on 2/22. 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.
Fri 5/225:20 pm
BHM
- MIA
1 stop6h 27m
Delta
Sat 5/307:05 am
MIA
- BHM
1 stop4h 59m
Delta
Deal found 2/22![Delta logo]()
$387
This Southwest deal was found by Cheapflights users on 2/23. 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 5/204:15 pm
BHM
- MIA
1 stop4h 40m
Southwest
Mon 5/256:40 am
MIA
- BHM
2 stops10h 55m
Southwest
Deal found 2/23![Southwest logo]()
$341
This Southwest deal was found by Cheapflights users on 2/22. 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.
Sat 7/115:00 am
BHM
- MIA
1 stop12h 40m
Southwest
Sat 7/187:00 am
MIA
- BHM
2 stops12h 15m
Southwest
Deal found 2/22![Southwest logo]()
$359
This Southwest deal was found by Cheapflights users on 2/24. 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.
Sun 4/57:10 am
BHM
- MIA
2 stops9h 50m
Southwest
Thu 4/96:20 am
MIA
- BHM
2 stops9h 40m
Southwest
Deal found 2/24![Southwest logo]()
$367
This Southwest deal was found by Cheapflights users on 2/24. 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.
Thu 7/162:40 pm
BHM
- MIA
1 stop7h 35m
Southwest
Tue 7/214:20 pm
MIA
- BHM
1 stop7h 15m
Southwest
Deal found 2/24![Southwest logo]()
$384
This Southwest deal was found by Cheapflights users on 2/24. 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.
Mon 6/85:20 pm
BHM
- MIA
1 stop3h 45m
Southwest
Fri 6/125:55 am
MIA
- BHM
1 stop3h 45m
Southwest
Deal found 2/24![Southwest logo]()
$391
This Southwest deal was found by Cheapflights users on 2/23. 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.
Thu 3/121:40 pm
BHM
- MIA
1 stop7h 25m
Southwest
Wed 3/186:10 am
MIA
- BHM
1 stop6h 55m
Southwest
Deal found 2/23![Southwest logo]()
$394
This Southwest deal was found by Cheapflights users on 2/21. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/65:55 am
BHM
- MIA
1 stop4h 55m
Southwest
Sun 8/96:45 am
MIA
- BHM
1 stop3h 25m
Southwest
Deal found 2/21![Southwest logo]()
$410
This Southwest deal was found by Cheapflights users on 2/24. 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.
Thu 3/192:40 pm
BHM
- MIA
1 stop7h 20m
Southwest
Thu 4/212:20 pm
MIA
- BHM
2 stops11h 15m
Southwest
Deal found 2/24![Southwest logo]()
$411
Last-minute flights from Birmingham to Key LargoDiscover last-minute flight deals from Birmingham to Key Largo. Data last updated February 26, 2026 and is based on user searches.
Discover last-minute flight deals from Birmingham to Key Largo. Data last updated February 26, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 2/23. 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 3/116:00 am
BHM
- MIA
Nonstop2h 01m
American Airlines
Wed 4/2210:55 pm
MIA
- BHM
Nonstop2h 04m
American Airlines
Deal found 2/23![American Airlines logo]()
$273
This United Airlines deal was found by Cheapflights users on 2/22. 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.
Mon 3/162:20 pm
BHM
- MIA
1 stop7h 04m
United Airlines
Thu 3/199:00 am
MIA
- BHM
1 stop8h 12m
United Airlines
Deal found 2/22![United Airlines logo]()
$253
This Delta deal was found by Cheapflights users on 2/24. 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 3/175:52 pm
BHM
- MIA
1 stop6h 00m
Delta
Tue 3/247:05 am
MIA
- BHM
1 stop3h 56m
Delta
Deal found 2/24![Delta logo]()
$197
This American Airlines deal was found by Cheapflights users on 2/24. 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.
Tue 3/1712:01 pm
BHM
- MIA
1 stop6h 42m
American Airlines
Tue 3/2410:55 pm
MIA
- BHM
Nonstop2h 04m
American Airlines
Deal found 2/24![American Airlines logo]()
$215
This Delta deal was found by Cheapflights users on 2/22. 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 3/1710:47 am
BHM
- MIA
1 stop3h 50m
Delta
Thu 3/197:05 am
MIA
- BHM
1 stop5h 44m
Delta
Deal found 2/22![Delta logo]()
$268
This American Airlines deal was found by Cheapflights users on 2/22. 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.
Tue 3/1710:26 am
BHM
- MIA
1 stop4h 34m
American Airlines
Tue 3/1710:55 pm
MIA
- BHM
Nonstop2h 04m
American Airlines
Deal found 2/22![American Airlines logo]()
$285
This American Airlines deal was found by Cheapflights users on 2/24. 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.
Tue 3/245:11 pm
BHM
- MIA
1 stop4h 34m
American Airlines
Tue 3/3110:55 pm
MIA
- BHM
Nonstop2h 04m
American Airlines
Deal found 2/24![American Airlines logo]()
$279
This Southwest deal was found by Cheapflights users on 2/25. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/251:25 pm
BHM
- MIA
2 stops7h 50m
Southwest
Wed 4/16:10 am
MIA
- BHM
1 stop6h 55m
Southwest
Deal found 2/25![Southwest logo]()
$283
This Southwest deal was found by Cheapflights users on 2/23. 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.
Thu 3/265:30 pm
BHM
- MIA
1 stop3h 35m
Southwest
Wed 4/13:35 pm
MIA
- BHM
1 stop7h 05m
Southwest
Deal found 2/23![Southwest logo]()
$278
This Delta deal was found by Cheapflights users on 2/24. 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 3/314:20 pm
BHM
- MIA
1 stop5h 06m
Delta
Sat 4/46:00 am
MIA
- BHM
1 stop5h 01m
Delta
Deal found 2/24![Delta logo]()
$225
This American Airlines deal was found by Cheapflights users on 2/25. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/317:00 am
BHM
- MIA
1 stop5h 01m
American Airlines
Sat 4/410:55 pm
MIA
- BHM
Nonstop2h 04m
American Airlines
Deal found 2/25![American Airlines logo]()
$243
One-way flights from Birmingham to Key LargoSearch for one-way flight options from Birmingham to Key Largo. Find affordable one-way fares based on user searches. Data last updated February 26, 2026.
Search for one-way flight options from Birmingham to Key Largo. Find affordable one-way fares based on user searches. Data last updated February 26, 2026.
This Delta deal was found by Cheapflights users on 2/24. 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 3/245:52 pm
BHM
- MIA
1 stop6h 00m
Delta
Deal found 2/24![Delta logo]()
$99
This American Airlines deal was found by Cheapflights users on 2/23. 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.
Tue 4/216:00 am
BHM
- MIA
Nonstop2h 00m
American Airlines
Deal found 2/23![American Airlines logo]()
$124
This Delta deal was found by Cheapflights users on 2/24. 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 3/235:52 pm
BHM
- MIA
1 stop6h 00m
Delta
Deal found 2/24![Delta logo]()
$127
This Southwest deal was found by Cheapflights users on 2/25. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/95:10 pm
BHM
- MIA
1 stop3h 55m
Southwest
Deal found 2/25![Southwest logo]()
$135
This Southwest deal was found by Cheapflights users on 2/22. 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.
Sat 8/222:15 pm
BHM
- MIA
1 stop4h 00m
Southwest
Deal found 2/22![Southwest logo]()
$161
This Southwest deal was found by Cheapflights users on 2/24. 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.
Tue 5/2611:05 am
BHM
- MIA
1 stop5h 25m
Southwest
Deal found 2/24![Southwest logo]()
$163
This Southwest deal was found by Cheapflights users on 2/22. 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.
Sat 3/712:30 pm
BHM
- MIA
1 stop9h 30m
Southwest
Deal found 2/22![Southwest logo]()
$166
This United Airlines deal was found by Cheapflights users on 2/23. 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.
Tue 3/247:30 am
BHM
- MIA
2 stops11h 57m
United Airlines
Deal found 2/23![United Airlines logo]()
$167
This Southwest deal was found by Cheapflights users on 2/23. 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 3/182:30 pm
BHM
- MIA
2 stops6h 45m
Southwest
Deal found 2/23![Southwest logo]()
$168
This Delta deal was found by Cheapflights users on 2/24. 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.
Wed 3/255:52 pm
BHM
- MIA
1 stop6h 00m
Delta
Deal found 2/24![Delta logo]()
$170
This Southwest deal was found by Cheapflights users on 2/22. 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.
Sat 5/238:00 am
BHM
- MIA
1 stop7h 05m
Southwest
Deal found 2/22![Southwest logo]()
$174
This Southwest deal was found by Cheapflights users on 2/24. 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.
Fri 4/245:15 pm
BHM
- MIA
1 stop3h 45m
Southwest
Deal found 2/24![Southwest logo]()
$179
Find flight deals from Birmingham to Key Largo
Keep the following information in mind while searching for Birmingham to Key Largo flight deals. Data was last updated February 26, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $177 (American Airlines) |
One-way from | $99 (Delta) |
Popular in | June |
Cheapest in | August |
Average price | $401 |
Cheapflights Fare Finder
Customize your flight search to find flights from Birmingham 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 February 26, 2026.
Use the filters below to find and compare flights from Birmingham to Key Largo that are best for you.
Fly from
Fly to
Route
Depart
Return
BirminghamMiami
BHM - MIA
BHMMIA
Birmingham
Mon 5/4
6:30 am-3:20 pm
2 stops7h 50m
Miami
Wed 5/20
6:15 am-3:35 pm
2 stops10h 20m
$327
BirminghamMiami
BHM - MIA
BHMMIA
Birmingham
Wed 5/20
4:15 pm-9:55 pm
1 stop4h 40m
Miami
Mon 5/25
6:40 am-4:35 pm
2 stops10h 55m
$341
BirminghamMiami
BHM - MIA
BHMMIA
Birmingham
Sat 7/11
5:00 am-6:40 pm
1 stop12h 40m
Miami
Sat 7/18
7:00 am-6:15 pm
2 stops12h 15m
$359
BirminghamMiami
BHM - MIA
BHMMIA
Birmingham
Sun 4/5
7:10 am-6:00 pm
2 stops9h 50m
Miami
Thu 4/9
6:20 am-3:00 pm
2 stops9h 40m
$367
BirminghamMiami
BHM - MIA
BHMMIA
Birmingham
Thu 7/16
2:40 pm-11:15 pm
1 stop7h 35m
Miami
Tue 7/21
4:20 pm-10:35 pm
1 stop7h 15m
$384
BirminghamMiami
BHM - MIA
BHMMIA
Birmingham
Fri 5/22
5:20 pm-12:47 am
1 stop6h 27m
Miami
Sat 5/30
7:05 am-11:04 am
1 stop4h 59m
$387
BirminghamMiami
BHM - MIA
BHMMIA
Birmingham
Mon 6/8
5:20 pm-10:05 pm
1 stop3h 45m
Miami
Fri 6/12
5:55 am-8:40 am
1 stop3h 45m
$391
BirminghamMiami
BHM - MIA
BHMMIA
Birmingham
Thu 3/12
1:40 pm-10:05 pm
1 stop7h 25m
Miami
Wed 3/18
6:10 am-12:05 pm
1 stop6h 55m
$394
BirminghamMiami
BHM - MIA
BHMMIA
Birmingham
Thu 8/6
5:55 am-11:50 am
1 stop4h 55m
Miami
Sun 8/9
6:45 am-9:10 am
1 stop3h 25m
$410
BirminghamMiami
BHM - MIA
BHMMIA
Birmingham
Thu 3/19
2:40 pm-11:00 pm
1 stop7h 20m
Miami
Thu 4/2
12:20 pm-10:35 pm
2 stops11h 15m
$411
Showing 1-10 of 20 resultsSorted by cheapest first
Best time to book a flight from Birmingham to Key Largo
Have a flexible travel schedule? Discover the best time to fly to Key Largo from Birmingham with our price prediction graph.
BHM-MIA
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 Birmingham to Key Largo
BHM-KE9
BHM-MIA
How far ahead should I book a flight from Birmingham, Alabama to Key Largo?
Use this chart to determine the optimal time to book a round-trip flight from Birmingham to Key Largo. Price data was last updated on February 20, 2026.
The price you pay for your flight from Birmingham, Alabama to Key Largo may vary depending on when you book. For the best chance of a lower fare, look to book 90 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from Birmingham, Alabama to Key Largo?
Currently, September is the cheapest month in which you can book a flight from Birmingham, Alabama to Key Largo (average of $54). Flying from Birmingham, Alabama to Key Largo in October is currently the most expensive (average of $152). 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 BHM to KE9?
Find hourly flight availability from Birmingham 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 February 26, 2026.
It’s optimal to fly from Birmingham, Alabama to Key Largo at noon. By choosing this option you can save up to 44% on the cost of your flight, compared to a flight in the morning.
What is the cheapest day to fly from Birmingham, Alabama to Key Largo?
Use this chart to determine the cheapest time to fly round-trip from Birmingham to Key Largo. Price data was last updated on February 21, 2026.
Travelers seeking maximum savings on their Birmingham, Alabama to Key Largo flight should consider departing on Tuesday at noon when fares are most often at their lowest. Friday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
Weekly flight availability from Birmingham, Alabama to Key Largo
Explore weekly flight availability from Birmingham 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 February 26, 2026.
The most flights from BHM to KE9 are scheduled on a Monday (3 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (3 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 February 26, 2026.
Peruse reviews from past customers who have flown with Southwest, Delta, and American Airlines from Birmingham 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
8.1
Comfort
8.0
Entertainment
7.5
Overall
8.0
Crew
8.6
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Overall
8.0
Crew
8.6
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Overall
8.0
Crew
8.6
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Overall
8.0
Crew
8.6
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Boarding
8.1
Comfort
8.0
Entertainment
7.5
Overall
8.0
Crew
8.6
Food
7.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Related info for your journey
Find useful and relevant information for your journey from Birmingham 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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Birmingham and Key Largo flights
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Top 4 airlines flying from Birmingham to Key Largo
Discover the top 4 airlines that operate flights from Birmingham 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 February 26, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$58 | Average$155 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$143 | Average$419 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$169 | Average$369 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$228 | Average$407 | FlexibilityNo cancel fee | On-time63% |