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Florida Keys

$61+ 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 12/16. Fares are subject to change and may not be available on all flights or dates of travel.
AUS — EYW
Dec 3 — Dec 101
Wed 12/3
Wed 12/10
1 adult, Economy
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Find flight deals from Austin to Florida Keys

Cheapest flights from Austin to Florida Keys
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 November 3, 2025.

This CheapOair deal was found by Cheapflights users on 11/1. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/36:45 amAUS - MIA
1 stop21h 34mFrontier
Tue 12/96:00 amMIA - AUS
1 stop18h 12mFrontier
Deal found 11/1$110
This CheapOair deal was found by Cheapflights users on 11/2. 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.
Sun 11/910:34 amAUS - MIA
Nonstop2h 59mFrontier
Sun 11/166:00 amMIA - AUS
1 stop28h 42mFrontier
Deal found 11/2$116
This CheapOair deal was found by Cheapflights users on 11/1. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1310:34 amAUS - MIA
Nonstop2h 59mFrontier
Sun 11/166:00 amMIA - AUS
1 stop28h 42mFrontier
Deal found 11/1$122
This Flightnetwork deal was found by Cheapflights users on 11/2. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/86:08 pmAUS - MIA
1 stop5h 38mFrontier
Fri 12/125:30 amMIA - AUS
1 stop12h 43mFrontier
Deal found 11/2$124
This CheapOair deal was found by Cheapflights users on 11/2. 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.
Wed 12/36:45 amAUS - MIA
1 stop21h 34mFrontier
Wed 12/106:00 amMIA - AUS
1 stop18h 12mFrontier
Deal found 11/2$128
This Kiwi.com deal was found by Cheapflights users on 11/2. 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 12/19:13 pmAUS - MIA
1 stop17h 34mMultiple Airlines
Mon 12/87:05 amMIA - AUS
Nonstop3h 18mMultiple Airlines
Deal found 11/2$129
This American Airlines deal was found by Cheapflights users on 11/2. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/66:03 pmAUS - MIA
Nonstop2h 43mAmerican Airlines
Mon 12/810:48 pmMIA - AUS
Nonstop3h 11mAmerican Airlines
Deal found 11/2$131
This Kiwi.com deal was found by Cheapflights users on 11/2. 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 12/510:48 amAUS - MIA
Nonstop2h 43mMultiple Airlines
Mon 12/86:05 amMIA - AUS
2 stops14h 55mMultiple Airlines
Deal found 11/2$132
This Kiwi.com deal was found by Cheapflights users on 11/2. 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 12/56:08 pmAUS - MIA
1 stop13h 25mFrontier
Sun 12/76:09 pmMIA - AUS
Nonstop3h 18mFrontier
Deal found 11/2$134
This Priceline deal was found by Cheapflights users on 10/31. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/165:00 amAUS - EYW
1 stop5h 20mSpirit Airlines
Sat 11/222:24 pmEYW - AUS
1 stop9h 34mSpirit Airlines
Deal found 10/31$234
This Expedia deal was found by Cheapflights users on 11/1. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/165:00 amAUS - EYW
1 stop5h 20mSpirit Airlines
Thu 11/2012:15 pmEYW - AUS
1 stop11h 43mSpirit Airlines
Deal found 11/1$239
This Kiwi.com deal was found by Cheapflights users on 11/2. 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 12/135:30 amAUS - EYW
1 stop7h 00mSpirit Airlines
Sun 12/1412:20 pmEYW - AUS
1 stop11h 01mSpirit Airlines
Deal found 11/2$257

Cheap 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 November 3, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$110
(CheapOair)

One-way from

$61
(CheapOair)

Popular in

March

Cheapest in

September

Average price

$345
Provider with most accurate pricing for Austin Bergstrom-Miami flight deals.
Search Deals
Provider most trusted by Cheapflights users for Austin Bergstrom-Miami flights.
Search Deals
From Austin Bergstrom to Florida Keys
Search Deals
One-way flight from Austin Bergstrom to Florida Keys
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($69 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

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 November 3, 2025.
Use the filters below to find and compare flights from Austin to Florida Keys that are best for you.

Fly from

Austin

Fly to

Florida Keys

Route

Depart

Return

Price

AustinMiami

AUS - MIA

AUSMIA

Austin Bergstrom

Wed 12/3

12:35 pm-4:15 pm

Nonstop2h 40m

Miami

Wed 12/10

11:40 am-1:55 pm

Nonstop3h 15m

$131

AustinMiami

AUS - MIA

AUSMIA

Austin Bergstrom

Wed 12/3

4:25 pm-9:50 pm

1 stop4h 25m

Miami

Sat 12/6

1:10 pm-3:20 pm

Nonstop3h 10m

$159

AustinMiami

AUS - MIA

AUSMIA

Austin Bergstrom

Wed 1/7

8:45 am-12:40 pm

Nonstop2h 55m

Miami

Sun 1/11

7:15 pm-9:35 pm

Nonstop3h 20m

$167

AustinMiami

AUS - MIA

AUSMIA

Austin Bergstrom

Wed 12/3

9:00 am-12:42 pm

Nonstop2h 42m

Miami

Tue 12/9

6:00 am-12:37 pm

1 stop7h 37m

$167

AustinMiami

AUS - MIA

AUSMIA

Austin Bergstrom

Mon 12/15

9:00 am-12:42 pm

Nonstop2h 42m

Miami

Fri 12/19

7:15 pm-9:40 pm

Nonstop3h 25m

$176

AustinMiami

AUS - MIA

AUSMIA

Austin Bergstrom

Tue 1/20

8:45 am-12:40 pm

Nonstop2h 55m

Miami

Tue 1/27

12:00 pm-5:29 pm

1 stop6h 29m

$177

AustinMiami

AUS - MIA

AUSMIA

Austin Bergstrom

Tue 11/18

8:00 am-3:47 pm

1 stop6h 47m

Miami

Mon 11/24

7:15 pm-9:34 pm

Nonstop3h 19m

$182

AustinMiami

AUS - MIA

AUSMIA

Austin Bergstrom

Sat 11/29

5:20 am-9:06 am

Nonstop2h 46m

Miami

Sat 12/6

8:30 am-10:41 am

Nonstop3h 11m

$184

AustinMiami

AUS - MIA

AUSMIA

Austin Bergstrom

Sat 1/17

6:09 pm-9:55 pm

Nonstop2h 46m

Miami

Mon 1/19

8:30 am-10:55 am

Nonstop3h 25m

$184

AustinMiami

AUS - MIA

AUSMIA

Austin Bergstrom

Tue 12/16

8:00 am-3:50 pm

1 stop6h 50m

Miami

Tue 12/23

7:21 pm-9:46 pm

Nonstop3h 25m

$186

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/1

Showing 1-10 of 33 results
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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.
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

What is the cheapest month to book a flight from Austin to Florida Keys?

Currently, August is the cheapest month in which you can book a flight from Austin to Florida Keys (average of $191). Flying from Austin to Florida Keys in March is currently the most expensive (average of $326). 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 November 3, 2025.
See what other customers who have flown with Southwest, Delta, and American 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.
Southwest
8.0
Very good
4,240 reviews

Boarding

8.1

Crew

8.6

Overall

8.0

Comfort

8.0

Entertainment

7.5

Food

7.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Southwest
8.0
Very good
4,240 reviews
Southwest
8.0
Very good
4,240 reviews

Boarding

8.1

Crew

8.6

Overall

8.0

Comfort

8.0

Entertainment

7.5

Food

7.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Delta
7.9
Good
8,001 reviews
Southwest
8.0
Very good
4,240 reviews

Boarding

8.1

Crew

8.6

Overall

8.0

Comfort

8.0

Entertainment

7.5

Food

7.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
American Airlines
7.2
Good
11,034 reviews
Southwest
8.0
Very good
4,240 reviews

Boarding

8.1

Crew

8.6

Overall

8.0

Comfort

8.0

Entertainment

7.5

Food

7.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Spirit Airlines
6.3
Okay
8,120 reviews
Southwest
8.0
Very good
4,240 reviews

Boarding

8.1

Crew

8.6

Overall

8.0

Comfort

8.0

Entertainment

7.5

Food

7.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Frontier
5.8
Fair
3,118 reviews
Southwest
8.0
Very good
4,240 reviews

Boarding

8.1

Crew

8.6

Overall

8.0

Comfort

8.0

Entertainment

7.5

Food

7.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

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.

  • What airport do you fly from for flights from Austin to Florida Keys?

    Located just 7.5 mi from the city center, Austin Bergstrom (AUS) is the airport most travelers will use when flying to Florida Keys from Austin.

  • How long is the flight from Austin to Florida Keys?

    There are many flights that can get you from Austin to Florida Keys in 2h 40m. Fly via Southwest, Delta, or American Airlines to get the fastest option. The distance from Austin to Florida Keys is about 1101 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Austin to Florida Keys one-way?

    The cheapest airlines for a one-way flight from Austin to Florida Keys are Southwest ($66), American Airlines ($66), and Frontier ($69).

  • Can I find deals for flights from Austin to Florida Keys that include hotel bookings?

    Yes. In addition to deals on Austin to Florida Keys flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Austin to Florida Keys?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Austin to Florida Keys.

  • Can I find deals for business class flights from Austin to Florida Keys?

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

  • What is the cheapest month to book a flight from Austin to Florida Keys?

    Currently, August is the cheapest month in which you can book a flight from Austin to Florida Keys (average of $191). Flying from Austin to Florida Keys in March is currently the most expensive (average of $326). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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See prices for flight routes from nearby airports that may be better suited for you.
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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 November 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$196Average$355FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$225Average$412FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$258Average$585FlexibilityNo cancel feeOn-time69%

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