$75+ Cheap flights from Austin (AUS) to Florida Keys
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 4/30. Fares are subject to change and may not be available on all flights or dates of travel.
AUS — EYW
May 3 — May 101
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Austin to Florida Keys 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.Cheap flight deals from Austin to Florida Keys
Cheapest
Best
Last-minute
One-way
Cheapest flights from Austin to Florida KeysExplore the most affordable flight options available from Austin to Florida Keys. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 3, 2026.
Explore the most affordable flight options available from Austin to Florida Keys. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 3, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/1. 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 4/296:13 pm
AUS
- MIA
1 stop9h 52m
Frontier
Wed 5/66:30 am
MIA
- AUS
1 stop14h 48m
Frontier
Deal found 4/1![Frontier logo]()
$157
This Frontier deal was found by Cheapflights users on 3/30. 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 4/258:50 pm
AUS
- MIA
1 stop7h 15m
Frontier
Wed 4/297:00 am
MIA
- AUS
1 stop11h 18m
Frontier
Deal found 3/30![Frontier logo]()
$160
This Expedia deal was found by Cheapflights users on 3/31. 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.
Fri 4/2411:01 am
AUS
- MIA
1 stop17h 04m
Frontier
Sun 4/268:42 am
MIA
- AUS
1 stop28h 33m
Frontier
Deal found 3/31![Frontier logo]()
$161
This Kiwi.com deal was found by Cheapflights users on 4/2. 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.
Tue 5/59:13 pm
AUS
- MIA
1 stop31h 25m
Frontier
Tue 5/1911:23 am
MIA
- AUS
1 stop26h 45m
Frontier
Deal found 4/2![Frontier logo]()
$162
This Kiwi.com deal was found by Cheapflights users on 4/2. 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 4/205:53 pm
AUS
- MIA
1 stop5h 56m
Frontier
Wed 4/227:00 am
MIA
- AUS
1 stop11h 18m
Frontier
Deal found 4/2![Frontier logo]()
$163
This Kiwi.com deal was found by Cheapflights users on 4/2. 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 4/176:02 pm
AUS
- MIA
1 stop21h 02m
Multiple Airlines
Sun 4/195:05 am
MIA
- AUS
1 stop12h 40m
Multiple Airlines
Deal found 4/2![Multiple Airlines logo]()
$168
This Kiwi.com deal was found by Cheapflights users on 4/1. 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 4/305:40 pm
AUS
- MIA
1 stop27h 51m
Multiple Airlines
Thu 5/78:10 am
MIA
- AUS
1 stop9h 42m
Multiple Airlines
Deal found 4/1![Multiple Airlines logo]()
$170
This Kiwi.com deal was found by Cheapflights users on 4/2. 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 5/49:47 pm
AUS
- MIA
1 stop30h 51m
Frontier
Tue 5/126:44 pm
MIA
- AUS
2 stops26h 34m
Frontier
Deal found 4/2![Frontier logo]()
$171
This Kiwi.com deal was found by Cheapflights users on 3/31. 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 5/99:13 pm
AUS
- MIA
1 stop31h 25m
Frontier
Wed 5/136:00 am
MIA
- AUS
1 stop15h 18m
Frontier
Deal found 3/31![Frontier logo]()
$172
This Kiwi.com deal was found by Cheapflights users on 4/1. 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 5/28:50 pm
AUS
- MIA
1 stop31h 15m
Frontier
Tue 5/511:23 am
MIA
- AUS
1 stop6h 29m
Frontier
Deal found 4/1![Frontier logo]()
$173
This Kiwi.com deal was found by Cheapflights users on 4/2. 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 4/186:02 pm
AUS
- MIA
1 stop13h 53m
Multiple Airlines
Sat 4/255:05 am
MIA
- AUS
1 stop13h 01m
Multiple Airlines
Deal found 4/2![Multiple Airlines logo]()
$174
This Kiwi.com deal was found by Cheapflights users on 3/31. 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 5/119:13 pm
AUS
- EYW
2 stops14h 21m
Multiple Airlines
Fri 5/1512:07 pm
EYW
- AUS
1 stop23h 38m
Multiple Airlines
Deal found 3/31![Multiple Airlines logo]()
$218
Best flights from Austin to Florida KeysDiscover carefully curated flight deals from Austin to Florida Keys that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 3, 2026.
Discover carefully curated flight deals from Austin to Florida Keys that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 3, 2026.
This Delta deal was found by Cheapflights users on 4/2. 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 5/66:30 am
AUS
- MIA
1 stop8h 05m
Delta
Wed 5/136:59 pm
MIA
- AUS
Nonstop3h 19m
Delta
Deal found 4/2![Delta logo]()
$197
This Southwest deal was found by Cheapflights users on 4/2. 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 5/169:05 am
AUS
- MIA
2 stops6h 55m
Southwest
Wed 5/201:25 pm
MIA
- AUS
Nonstop3h 05m
Southwest
Deal found 4/2![Southwest logo]()
$202
This American Airlines deal was found by Cheapflights users on 3/29. 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 8/1111:00 am
AUS
- EYW
1 stop6h 39m
American Airlines
Tue 8/183:00 pm
EYW
- AUS
2 stops9h 48m
American Airlines
Deal found 3/29![American Airlines logo]()
$236
This Delta deal was found by Cheapflights users on 3/30. 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.
Thu 4/239:00 am
AUS
- MIA
Nonstop2h 45m
Delta
Mon 4/276:59 pm
MIA
- AUS
Nonstop3h 08m
Delta
Deal found 3/30![Delta logo]()
$207
This Southwest deal was found by Cheapflights users on 3/29. 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 5/1312:15 pm
AUS
- MIA
Nonstop2h 35m
Southwest
Wed 5/205:45 pm
MIA
- AUS
1 stop6h 15m
Southwest
Deal found 3/29![Southwest logo]()
$217
This Delta deal was found by Cheapflights users on 3/31. 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.
Sat 4/259:00 am
AUS
- MIA
Nonstop2h 45m
Delta
Sat 5/306:59 pm
MIA
- AUS
Nonstop3h 19m
Delta
Deal found 3/31![Delta logo]()
$217
This Delta deal was found by Cheapflights users on 3/29. 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 6/21:31 pm
AUS
- MIA
1 stop5h 27m
Delta
Tue 6/97:05 pm
MIA
- AUS
Nonstop3h 06m
Delta
Deal found 3/29![Delta logo]()
$227
This Delta deal was found by Cheapflights users on 3/29. 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 6/32:48 pm
AUS
- MIA
1 stop7h 03m
Delta
Sat 6/66:00 am
MIA
- AUS
1 stop7h 26m
Delta
Deal found 3/29![Delta logo]()
$227
This Delta deal was found by Cheapflights users on 4/1. 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 5/209:00 am
AUS
- MIA
Nonstop2h 42m
Delta
Sat 5/236:59 pm
MIA
- AUS
Nonstop3h 19m
Delta
Deal found 4/1![Delta logo]()
$227
This Delta deal was found by Cheapflights users on 4/1. 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 4/179:00 am
AUS
- MIA
Nonstop2h 45m
Delta
Wed 4/221:16 pm
MIA
- AUS
1 stop7h 30m
Delta
Deal found 4/1![Delta logo]()
$227
This Delta deal was found by Cheapflights users on 3/29. 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 5/132:48 pm
AUS
- MIA
1 stop7h 03m
Delta
Sun 5/176:59 pm
MIA
- AUS
Nonstop3h 19m
Delta
Deal found 3/29![Delta logo]()
$227
This American Airlines deal was found by Cheapflights users on 3/29. 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 7/110:45 am
AUS
- EYW
1 stop7h 25m
American Airlines
Sun 7/57:40 pm
EYW
- AUS
1 stop5h 33m
American Airlines
Deal found 3/29![American Airlines logo]()
$437
This Delta deal was found by Cheapflights users on 3/29. 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 8/111:40 pm
AUS
- EYW
1 stop5h 05m
Delta
Tue 8/187:00 am
EYW
- AUS
1 stop5h 03m
Delta
Deal found 3/29![Delta logo]()
$231
This Delta deal was found by Cheapflights users on 3/29. 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 4/2812:31 pm
AUS
- EYW
1 stop6h 09m
Delta
Tue 5/127:30 am
EYW
- AUS
1 stop5h 56m
Delta
Deal found 3/29![Delta logo]()
$231
This Delta deal was found by Cheapflights users on 4/1. 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 5/610:55 am
AUS
- EYW
1 stop7h 45m
Delta
Tue 5/127:30 am
EYW
- AUS
1 stop7h 13m
Delta
Deal found 4/1![Delta logo]()
$231
This Delta deal was found by Cheapflights users on 4/2. 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 5/81:31 pm
AUS
- EYW
1 stop5h 18m
Delta
Tue 5/126:19 pm
EYW
- AUS
1 stop7h 12m
Delta
Deal found 4/2![Delta logo]()
$265
This Delta deal was found by Cheapflights users on 4/2. 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.
Thu 5/71:31 pm
AUS
- EYW
1 stop5h 18m
Delta
Tue 5/126:19 pm
EYW
- AUS
1 stop7h 12m
Delta
Deal found 4/2![Delta logo]()
$265
This Delta deal was found by Cheapflights users on 3/31. 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 4/1712:31 pm
AUS
- EYW
1 stop6h 09m
Delta
Mon 4/202:40 pm
EYW
- AUS
1 stop6h 06m
Delta
Deal found 3/31![Delta logo]()
$369
Last-minute flights from Austin to Florida KeysDiscover last-minute flight deals from Austin to Florida Keys. Data last updated April 3, 2026 and is based on user searches.
Discover last-minute flight deals from Austin to Florida Keys. Data last updated April 3, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 4/2. 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 4/176:02 pm
AUS
- MIA
1 stop21h 02m
Multiple Airlines
Sun 4/195:05 am
MIA
- AUS
1 stop12h 40m
Multiple Airlines
Deal found 4/2![Multiple Airlines logo]()
$168
This Kiwi.com deal was found by Cheapflights users on 4/2. 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 4/186:02 pm
AUS
- MIA
1 stop13h 53m
Multiple Airlines
Sat 4/255:05 am
MIA
- AUS
1 stop13h 01m
Multiple Airlines
Deal found 4/2![Multiple Airlines logo]()
$174
This Kiwi.com deal was found by Cheapflights users on 4/2. 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 4/205:53 pm
AUS
- MIA
1 stop5h 56m
Frontier
Wed 4/227:00 am
MIA
- AUS
1 stop11h 18m
Frontier
Deal found 4/2![Frontier logo]()
$163
This Expedia deal was found by Cheapflights users on 3/31. 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.
Fri 4/2411:01 am
AUS
- MIA
1 stop17h 04m
Frontier
Sun 4/268:42 am
MIA
- AUS
1 stop28h 33m
Frontier
Deal found 3/31![Frontier logo]()
$161
This Frontier deal was found by Cheapflights users on 3/30. 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 4/256:02 pm
AUS
- MIA
1 stop5h 47m
Frontier
Fri 5/17:00 am
MIA
- AUS
1 stop14h 52m
Frontier
Deal found 3/30![Frontier logo]()
$160
This Kiwi.com deal was found by Cheapflights users on 4/1. 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 4/296:13 pm
AUS
- MIA
1 stop9h 52m
Frontier
Wed 5/66:30 am
MIA
- AUS
1 stop14h 48m
Frontier
Deal found 4/1![Frontier logo]()
$157
This Kiwi.com deal was found by Cheapflights users on 4/1. 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 4/305:40 pm
AUS
- MIA
1 stop27h 51m
Multiple Airlines
Thu 5/78:10 am
MIA
- AUS
1 stop9h 42m
Multiple Airlines
Deal found 4/1![Multiple Airlines logo]()
$170
This Kiwi.com deal was found by Cheapflights users on 4/1. 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 5/28:50 pm
AUS
- MIA
1 stop31h 15m
Frontier
Tue 5/511:23 am
MIA
- AUS
1 stop6h 29m
Frontier
Deal found 4/1![Frontier logo]()
$173
This Kiwi.com deal was found by Cheapflights users on 4/2. 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 5/49:47 pm
AUS
- MIA
1 stop30h 51m
Frontier
Tue 5/126:44 pm
MIA
- AUS
2 stops26h 34m
Frontier
Deal found 4/2![Frontier logo]()
$171
This Kiwi.com deal was found by Cheapflights users on 4/2. 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.
Tue 5/59:13 pm
AUS
- MIA
1 stop31h 25m
Frontier
Tue 5/1911:23 am
MIA
- AUS
1 stop26h 45m
Frontier
Deal found 4/2![Frontier logo]()
$162
This Kiwi.com deal was found by Cheapflights users on 3/31. 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 5/99:13 pm
AUS
- MIA
1 stop31h 25m
Frontier
Wed 5/136:00 am
MIA
- AUS
1 stop15h 18m
Frontier
Deal found 3/31![Frontier logo]()
$172
This Kiwi.com deal was found by Cheapflights users on 3/31. 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 5/119:13 pm
AUS
- EYW
2 stops14h 21m
Multiple Airlines
Fri 5/1512:07 pm
EYW
- AUS
1 stop23h 38m
Multiple Airlines
Deal found 3/31![Multiple Airlines logo]()
$218
One-way flights from Austin to Florida KeysSearch for one-way flight options from Austin to Florida Keys. Find affordable one-way fares based on user searches. Data last updated April 3, 2026.
Search for one-way flight options from Austin to Florida Keys. Find affordable one-way fares based on user searches. Data last updated April 3, 2026.
This WAYA deal was found by Cheapflights users on 4/3. 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 WAYA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/305:40 pm
AUS
- MIA
1 stop6h 09m
Frontier
Deal found 4/3![Frontier logo]()
$75
This Super.com deal was found by Cheapflights users on 3/31. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/248:39 pm
AUS
- MIA
1 stop9h 53m
Frontier
Deal found 3/31![Frontier logo]()
$79
This Frontier deal was found by Cheapflights users on 3/31. 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.
Tue 4/286:13 pm
AUS
- MIA
1 stop9h 52m
Frontier
Deal found 3/31![Frontier logo]()
$80
This Kiwi.com deal was found by Cheapflights users on 4/1. 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.
Tue 6/210:28 am
AUS
- MIA
1 stop18h 05m
Frontier
Deal found 4/1![Frontier logo]()
$83
This Super.com deal was found by Cheapflights users on 3/30. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/2311:01 am
AUS
- MIA
1 stop17h 04m
Frontier
Deal found 3/30![Frontier logo]()
$85
This Kiwi.com deal was found by Cheapflights users on 4/2. 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 5/202:03 pm
AUS
- MIA
1 stop7h 44m
Frontier
Deal found 4/2![Frontier logo]()
$86
This Trip.com deal was found by Cheapflights users on 3/30. 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.
Tue 4/216:13 pm
AUS
- MIA
1 stop9h 52m
Frontier
Deal found 3/30![Frontier logo]()
$89
This Kiwi.com deal was found by Cheapflights users on 4/2. 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 5/145:47 pm
AUS
- MIA
1 stop28h 00m
Frontier
Deal found 4/2![Frontier logo]()
$90
This CheapOair deal was found by Cheapflights users on 4/2. 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.
Fri 5/11:10 pm
AUS
- MIA
1 stop30h 01m
Frontier
Deal found 4/2![Frontier logo]()
$92
This Kiwi.com deal was found by Cheapflights users on 4/1. 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 4/275:53 pm
AUS
- MIA
1 stop17h 10m
Frontier
Deal found 4/1![Frontier logo]()
$93
This Southwest deal was found by Cheapflights users on 4/2. 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 4/2212:15 pm
AUS
- MIA
Nonstop2h 35m
Southwest
Deal found 4/2![Southwest logo]()
$94
This Kiwi.com deal was found by Cheapflights users on 3/31. 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 8/17:31 pm
AUS
- EYW
1 stop14h 54m
Multiple Airlines
Deal found 3/31![Multiple Airlines logo]()
$143
Find flight deals from Austin to Florida Keys
Keep the following information in mind while searching for Austin to Florida Keys flight deals. Data was last updated April 3, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $157 (Kiwi.com) |
One-way from | $75 (WAYA) |
Popular in | May |
Cheapest in | September |
Average price | $312 |
Cheapflights Fare Finder
Customize your flight search to find flights from Austin to Florida Keys 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 April 3, 2026.
Use the filters below to find and compare flights from Austin to Florida Keys that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
AustinMiami
AUS - MIA
AUSMIA
Austin Bergstrom
Wed 5/6
6:30 am-3:35 pm
1 stop8h 05m
Miami
Wed 5/13
6:59 pm-9:18 pm
Nonstop3h 19m
$197
AustinMiami
AUS - MIA
AUSMIA
Austin Bergstrom
Sat 5/16
9:05 am-5:00 pm
2 stops6h 55m
Miami
Wed 5/20
1:25 pm-3:30 pm
Nonstop3h 05m
$202
Quickest round-trip
AustinMiami
AUS - MIA
AUSMIA
Austin Bergstrom
Thu 4/23
9:00 am-12:45 pm
Nonstop2h 45m
Miami
Mon 4/27
6:59 pm-9:07 pm
Nonstop3h 08m
$207
AustinMiami
AUS - MIA
AUSMIA
Austin Bergstrom
Wed 5/13
12:15 pm-3:50 pm
Nonstop2h 35m
Miami
Wed 5/20
5:45 pm-11:00 pm
1 stop6h 15m
$217
AustinMiami
AUS - MIA
AUSMIA
Austin Bergstrom
Sat 4/25
9:00 am-12:45 pm
Nonstop2h 45m
Miami
Sat 5/30
6:59 pm-9:18 pm
Nonstop3h 19m
$217
AustinMiami
AUS - MIA
AUSMIA
Austin Bergstrom
Tue 6/2
1:31 pm-7:58 pm
1 stop5h 27m
Miami
Tue 6/9
7:05 pm-9:11 pm
Nonstop3h 06m
$227
AustinMiami
AUS - MIA
AUSMIA
Austin Bergstrom
Wed 6/3
2:48 pm-10:51 pm
1 stop7h 03m
Miami
Sat 6/6
6:00 am-12:26 pm
1 stop7h 26m
$227
AustinMiami
AUS - MIA
AUSMIA
Austin Bergstrom
Wed 5/20
9:00 am-12:42 pm
Nonstop2h 42m
Miami
Sat 5/23
6:59 pm-9:18 pm
Nonstop3h 19m
$227
AustinMiami
AUS - MIA
AUSMIA
Austin Bergstrom
Fri 4/17
9:00 am-12:45 pm
Nonstop2h 45m
Miami
Wed 4/22
1:16 pm-7:46 pm
1 stop7h 30m
$227
AustinMiami
AUS - MIA
AUSMIA
Austin Bergstrom
Wed 5/13
2:48 pm-10:51 pm
1 stop7h 03m
Miami
Sun 5/17
6:59 pm-9:18 pm
Nonstop3h 19m
$227
Showing 1-10 of 36 resultsSorted by cheapest first
Best time to book a flight from Austin to Florida Keys
Have a flexible travel schedule? Discover the best time to fly to Florida Keys from Austin with our price prediction graph.
AUS-MIA
AUS-EYW
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 Austin to Florida Keys
AUS-zzEOA
AUS-MIA
AUS-EYW
What is the cheapest month to book a flight from Austin to Florida Keys?
Currently, January is the cheapest month in which you can book a flight from Austin to Florida Keys (average of $126). Flying from Austin to Florida Keys in December is currently the most expensive (average of $290). 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.
Reviews of airlines servicing Florida Keys
Get insights into the airlines that provide service to Florida Keys. 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 Florida Keys. Reviews last updated April 3, 2026.
See what other customers who have flown with Southwest,Delta, andAmerican Airlines from Austin to Florida Keys have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.0
Boarding
8.1
Crew
8.6
Entertainment
7.5
Comfort
8.0
Overall
8.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Food
7.0
Boarding
8.1
Crew
8.6
Entertainment
7.5
Comfort
8.0
Overall
8.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Food
7.0
Boarding
8.1
Crew
8.6
Entertainment
7.5
Comfort
8.0
Overall
8.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Food
7.0
Boarding
8.1
Crew
8.6
Entertainment
7.5
Comfort
8.0
Overall
8.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Food
7.0
Boarding
8.1
Crew
8.6
Entertainment
7.5
Comfort
8.0
Overall
8.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Food
7.0
Boarding
8.1
Crew
8.6
Entertainment
7.5
Comfort
8.0
Overall
8.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Related info for your journey
Find useful and relevant information for your journey from Austin to Florida Keys. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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
Complete your trip
Flights by cabin class
Other flight options
Popular flights
Top destinations
Alternative routes for Austin to Florida Keys
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Florida Keys by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Austin to Florida Keys by cabin class
Find flights from Austin to Florida Keys, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Austin and Florida Keys flights
Browse other Austin and Florida Keys flight options. Last updated on April 3, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Austin to Florida Keys flights
Consider these flights traveling from Austin to Florida Keys.
Top 3 airlines flying from Austin to Florida Keys
Discover the top 3 airlines that operate flights from Austin to Florida Keys. 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 April 3, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$125 | Average$306 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$196 | Average$370 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$224 | Average$401 | FlexibilityNo cancel fee | On-time71% |