$184+ Cheap flights from Austin to Key West (AUS - EYW)
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 7/10. Fares are subject to change and may not be available on all flights or dates of travel.
AUS — EYW
Jul 15 — Jul 221
Round-trip
1 adult, Economy
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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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Last-minute
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Cheapest flights from Austin to Key WestExplore the most affordable flight options available from Austin to Key West. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 15, 2026.
Explore the most affordable flight options available from Austin to Key West. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 15, 2026.
This Delta deal was found by Cheapflights users on 6/10. 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 6/305:25 am
AUS
- EYW
1 stop7h 18m
Delta
Fri 7/311:48 am
EYW
- AUS
1 stop8h 12m
Delta
Deal found 6/10![Delta logo]()
$245
This Kiwi.com deal was found by Cheapflights users on 6/10. 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 8/2610:37 am
AUS
- EYW
1 stop23h 48m
Multiple Airlines
Mon 8/311:11 pm
EYW
- AUS
2 stops28h 32m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$277
This American Airlines deal was found by Cheapflights users on 6/10. 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 8/116:21 am
AUS
- EYW
1 stop5h 34m
American Airlines
Tue 8/1811:30 am
EYW
- AUS
1 stop6h 42m
American Airlines
Deal found 6/10![American Airlines logo]()
$285
This Kiwi.com deal was found by Cheapflights users on 6/10. 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 8/2610:37 am
AUS
- EYW
1 stop23h 48m
Multiple Airlines
Tue 9/11:14 pm
EYW
- AUS
2 stops24h 42m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$300
This Kiwi.com deal was found by Cheapflights users on 6/10. 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 8/2610:37 am
AUS
- EYW
1 stop23h 48m
Multiple Airlines
Sun 8/3012:25 pm
EYW
- AUS
1 stop27h 20m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$306
This Kiwi.com deal was found by Cheapflights users on 6/10. 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 8/235:49 pm
AUS
- EYW
2 stops16h 38m
Multiple Airlines
Thu 8/2712:25 pm
EYW
- AUS
1 stop27h 44m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$307
This Kiwi.com deal was found by Cheapflights users on 6/12. 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 7/1510:43 am
AUS
- EYW
1 stop23h 42m
Multiple Airlines
Tue 7/211:14 pm
EYW
- AUS
2 stops24h 24m
Multiple Airlines
Deal found 6/12![Multiple Airlines logo]()
$313
This Kiwi.com deal was found by Cheapflights users on 6/14. 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 8/1910:37 am
AUS
- EYW
1 stop23h 48m
Multiple Airlines
Tue 8/251:14 pm
EYW
- AUS
2 stops24h 42m
Multiple Airlines
Deal found 6/14![Multiple Airlines logo]()
$318
This Kiwi.com deal was found by Cheapflights users on 6/14. 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 8/1210:43 am
AUS
- EYW
1 stop23h 42m
Multiple Airlines
Sun 8/1610:56 am
EYW
- AUS
1 stop29h 40m
Multiple Airlines
Deal found 6/14![Multiple Airlines logo]()
$327
This American Airlines deal was found by Cheapflights users on 6/11. 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 7/118:12 am
AUS
- EYW
1 stop8h 09m
American Airlines
Sat 7/187:55 pm
EYW
- AUS
1 stop5h 04m
American Airlines
Deal found 6/11![American Airlines logo]()
$334
This Kiwi.com deal was found by Cheapflights users on 6/10. 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 8/241:59 pm
AUS
- EYW
2 stops21h 35m
Multiple Airlines
Sun 8/3012:25 pm
EYW
- AUS
1 stop27h 20m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$338
Best flights from Austin to Key WestDiscover carefully curated flight deals from Austin to Key West that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 15, 2026.
Discover carefully curated flight deals from Austin to Key West that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 15, 2026.
This Delta deal was found by Cheapflights users on 6/10. 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 6/305:25 am
AUS
- EYW
1 stop7h 18m
Delta
Fri 7/311:48 am
EYW
- AUS
1 stop8h 12m
Delta
Deal found 6/10![Delta logo]()
$245
This American Airlines deal was found by Cheapflights users on 6/11. 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 7/118:12 am
AUS
- EYW
1 stop8h 09m
American Airlines
Sat 7/187:55 pm
EYW
- AUS
1 stop5h 04m
American Airlines
Deal found 6/11![American Airlines logo]()
$334
This United Airlines deal was found by Cheapflights users on 6/15. 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.
Thu 6/186:40 am
AUS
- EYW
1 stop7h 29m
United Airlines
Sat 6/203:55 pm
EYW
- AUS
1 stop7h 56m
United Airlines
Deal found 6/15![United Airlines logo]()
$431
This Delta deal was found by Cheapflights users on 6/10. 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 8/2911:10 am
AUS
- EYW
1 stop7h 47m
Delta
Tue 9/111:48 am
EYW
- AUS
1 stop6h 31m
Delta
Deal found 6/10![Delta logo]()
$285
This Delta deal was found by Cheapflights users on 6/11. 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 7/156:25 am
AUS
- EYW
1 stop5h 58m
Delta
Tue 7/216:18 pm
EYW
- AUS
1 stop7h 00m
Delta
Deal found 6/11![Delta logo]()
$285
This Delta deal was found by Cheapflights users on 6/13. 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 7/301:31 pm
AUS
- EYW
1 stop5h 25m
Delta
Tue 8/47:40 am
EYW
- AUS
1 stop5h 49m
Delta
Deal found 6/13![Delta logo]()
$363
This Delta deal was found by Cheapflights users on 6/14. 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 7/241:31 pm
AUS
- EYW
1 stop5h 20m
Delta
Wed 7/296:18 pm
EYW
- AUS
1 stop7h 00m
Delta
Deal found 6/14![Delta logo]()
$363
This Delta deal was found by Cheapflights users on 6/10. 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 6/2012:09 pm
AUS
- EYW
1 stop6h 44m
Delta
Tue 6/236:24 pm
EYW
- AUS
1 stop7h 01m
Delta
Deal found 6/10![Delta logo]()
$383
This Delta deal was found by Cheapflights users on 6/15. 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 6/2712:09 pm
AUS
- EYW
1 stop6h 44m
Delta
Tue 6/307:50 am
EYW
- AUS
1 stop6h 49m
Delta
Deal found 6/15![Delta logo]()
$383
This Delta deal was found by Cheapflights users on 6/12. 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 7/41:16 pm
AUS
- EYW
1 stop5h 37m
Delta
Thu 7/97:50 am
EYW
- AUS
1 stop5h 35m
Delta
Deal found 6/12![Delta logo]()
$386
This Delta deal was found by Cheapflights users on 6/12. 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 7/312:09 pm
AUS
- EYW
1 stop6h 44m
Delta
Fri 7/106:18 pm
EYW
- AUS
1 stop7h 00m
Delta
Deal found 6/12![Delta logo]()
$423
Last-minute flights from Austin to Key WestDiscover last-minute flight deals from Austin to Key West. Data last updated June 15, 2026 and is based on user searches.
Discover last-minute flight deals from Austin to Key West. Data last updated June 15, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 6/12. 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 6/3012:08 pm
AUS
- EYW
1 stop6h 02m
American Airlines
Fri 7/311:28 am
EYW
- AUS
1 stop6h 12m
American Airlines
Deal found 6/12![American Airlines logo]()
$386
This American Airlines deal was found by Cheapflights users on 6/11. 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 7/118:12 am
AUS
- EYW
1 stop8h 09m
American Airlines
Sat 7/187:55 pm
EYW
- AUS
1 stop5h 04m
American Airlines
Deal found 6/11![American Airlines logo]()
$334
This Kiwi.com deal was found by Cheapflights users on 6/13. 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 7/115:23 pm
AUS
- EYW
1 stop17h 02m
Multiple Airlines
Sat 7/182:44 pm
EYW
- AUS
2 stops42h 08m
Multiple Airlines
Deal found 6/13![Multiple Airlines logo]()
$379
This Delta deal was found by Cheapflights users on 6/11. 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 7/156:25 am
AUS
- EYW
1 stop5h 58m
Delta
Tue 7/216:18 pm
EYW
- AUS
1 stop7h 00m
Delta
Deal found 6/11![Delta logo]()
$285
This Kiwi.com deal was found by Cheapflights users on 6/12. 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 7/1510:43 am
AUS
- EYW
1 stop23h 42m
Multiple Airlines
Tue 7/211:14 pm
EYW
- AUS
2 stops24h 24m
Multiple Airlines
Deal found 6/12![Multiple Airlines logo]()
$313
This American Airlines deal was found by Cheapflights users on 6/11. 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 7/156:00 am
AUS
- EYW
2 stops9h 11m
American Airlines
Tue 7/217:40 pm
EYW
- AUS
1 stop5h 19m
American Airlines
Deal found 6/11![American Airlines logo]()
$364
This Kiwi.com deal was found by Cheapflights users on 6/10. 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 7/167:45 pm
AUS
- EYW
1 stop17h 52m
Multiple Airlines
Mon 7/2012:07 pm
EYW
- AUS
2 stops29h 32m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$355
This Delta deal was found by Cheapflights users on 6/15. 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 7/301:31 pm
AUS
- EYW
1 stop5h 25m
Delta
Tue 8/47:40 am
EYW
- AUS
1 stop5h 49m
Delta
Deal found 6/15![Delta logo]()
$363
This Kiwi.com deal was found by Cheapflights users on 6/11. 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 7/307:45 pm
AUS
- EYW
1 stop17h 52m
Multiple Airlines
Sun 8/212:05 pm
EYW
- AUS
1 stop22h 27m
Multiple Airlines
Deal found 6/11![Multiple Airlines logo]()
$365
One-way flights from Austin to Key WestSearch for one-way flight options from Austin to Key West. Find affordable one-way fares based on user searches. Data last updated June 15, 2026.
Search for one-way flight options from Austin to Key West. Find affordable one-way fares based on user searches. Data last updated June 15, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/12. 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 7/107:36 pm
AUS
- EYW
2 stops17h 18m
Allegiant Air
Deal found 6/12![Allegiant Air logo]()
$184
This Kiwi.com deal was found by Cheapflights users on 6/12. 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 7/107:36 pm
AUS
- EYW
3 stops37h 48m
Multiple Airlines
Deal found 6/12![Multiple Airlines logo]()
$242
This Kiwi.com deal was found by Cheapflights users on 6/13. 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 9/35:49 pm
AUS
- EYW
2 stops16h 38m
Multiple Airlines
Deal found 6/13![Multiple Airlines logo]()
$253
This United Airlines deal was found by Cheapflights users on 6/12. 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.
Fri 7/106:40 am
AUS
- EYW
1 stop7h 39m
United Airlines
Deal found 6/12![United Airlines logo]()
$336
This Delta deal was found by Cheapflights users on 6/13. 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 9/312:05 pm
AUS
- EYW
1 stop6h 52m
Delta
Deal found 6/13![Delta logo]()
$348
Find flight deals from Austin to Key West
Discover tips and strategies to find the most affordable flight options for your journey from Austin (AUS) to Key West (EYW). 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 June 15, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $277 (Kiwi.com) |
One-way from | $184 (Kiwi.com) |
Popular in | December |
Cheapest in | August |
Average price | $410 |
Cheapflights Fare Finder
Customize your flight search to find flights from Austin to Key West 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 June 15, 2026.
Use the filters below to find and compare flights from Austin to Key West that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
AustinKey West
AUS - EYW
AUSEYW
Austin Bergstrom
Tue 6/30
5:25 am-1:43 pm
1 stop7h 18m
Key West
Fri 7/3
11:48 am-7:00 pm
1 stop8h 12m
$245
AustinKey West
AUS - EYW
AUSEYW
Austin Bergstrom
Sat 8/29
11:10 am-7:57 pm
1 stop7h 47m
Key West
Tue 9/1
11:48 am-5:19 pm
1 stop6h 31m
$285
AustinKey West
AUS - EYW
AUSEYW
Austin Bergstrom
Wed 7/15
6:25 am-1:23 pm
1 stop5h 58m
Key West
Tue 7/21
6:18 pm-12:18 am
1 stop7h 00m
$285
AustinKey West
AUS - EYW
AUSEYW
Austin Bergstrom
Sat 7/11
8:12 am-5:21 pm
1 stop8h 09m
Key West
Sat 7/18
7:55 pm-11:59 pm
1 stop5h 04m
$334
AustinKey West
AUS - EYW
AUSEYW
Austin Bergstrom
Thu 7/30
1:31 pm-7:56 pm
1 stop5h 25m
Key West
Tue 8/4
7:40 am-12:29 pm
1 stop5h 49m
$363
AustinKey West
AUS - EYW
AUSEYW
Austin Bergstrom
Fri 7/24
1:31 pm-7:51 pm
1 stop5h 20m
Key West
Wed 7/29
6:18 pm-12:18 am
1 stop7h 00m
$363
AustinKey West
AUS - EYW
AUSEYW
Austin Bergstrom
Sat 6/20
12:09 pm-7:53 pm
1 stop6h 44m
Key West
Tue 6/23
6:24 pm-12:25 am
1 stop7h 01m
$383
AustinKey West
AUS - EYW
AUSEYW
Austin Bergstrom
Sat 6/27
12:09 pm-7:53 pm
1 stop6h 44m
Key West
Tue 6/30
7:50 am-1:39 pm
1 stop6h 49m
$383
Quickest round-trip
AustinKey West
AUS - EYW
AUSEYW
Austin Bergstrom
Sat 7/4
1:16 pm-7:53 pm
1 stop5h 37m
Key West
Thu 7/9
7:50 am-12:25 pm
1 stop5h 35m
$386
AustinKey West
AUS - EYW
AUSEYW
Austin Bergstrom
Fri 7/3
12:09 pm-7:53 pm
1 stop6h 44m
Key West
Fri 7/10
6:18 pm-12:18 am
1 stop7h 00m
$423
Showing 1-10 of 16 resultsSorted by cheapest first
Compare providers for flights from Austin to Key West
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Austin to Key West in June.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Austin-Key West flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Austin-Key West flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Austin-Key West flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Austin-Key West flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Austin-Key West flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Austin to Key West
Have a flexible travel schedule? Discover the best time to fly to Key West from Austin with our price prediction graph.
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 Key West
How far ahead should I book a flight from Austin to Key West?
To ensure you get the cheapest price possible for a flight from Austin to Key West, you should look to book at least 37 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 Austin to Key West?
Currently, August is the cheapest month in which you can book a flight from Austin to Key West (average of $260). Flying from Austin to Key West in December is currently the most expensive (average of $510). 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.
How much does it cost to fly round-trip from Austin to Key West?
Reviews of airlines servicing Key West
Get insights into the airlines that provide service to Key West. 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 West. Reviews last updated June 15, 2026.
See what other customers who have flown with Delta and American Airlines from Austin to Key West have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.8
Crew
8.5
Boarding
8.1
Overall
7.9
Entertainment
7.8
Food
7.2
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
Comfort
7.8
Crew
8.5
Boarding
8.1
Overall
7.9
Entertainment
7.8
Food
7.2
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
Comfort
7.8
Crew
8.5
Boarding
8.1
Overall
7.9
Entertainment
7.8
Food
7.2
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
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Top 2 airlines flying from Austin to Key West
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| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$190 | Average$311 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$230 | Average$409 | FlexibilityNo cancel fee | On-time71% |