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

One-way options have recently been found by users for as low as $69 on Frontier. Other airlines that offer cheap prices include Spirit Airlines from $70 and American Airlines from $100 one-way.

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

Currently, January is the cheapest month in which you can book a flight from Florida Keys to Austin (average of $286). Flying from Florida Keys to Austin in March is currently the most expensive (average of $362). 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 far in advance should I book a flight from Florida Keys to Austin?

Users have found that booking a flight from Florida Keys to Austin at least 57 days early can save you up to 122% on average compared to booking a flight this week. If booking 57 days before your flight isn’t an option for you, users have found flights from Florida Keys to Austin for as little as $301 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $467 for flights departing within the next 3 days.

What is the cheapest month to fly from Florida Keys to Austin?

The best pricing can be found in the month of August. Prices to Austin from Florida Keys average $318. You can even find prices in August for less than $318, as users have found deals to Austin from as low as $139. The month of March appears to be one of the more expensive times to travel to Austin from Florida Keys. Flying in the targeted month can save you up to 28%.

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

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

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

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

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

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

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

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

$69+ Flights from Florida Keys to Austin - Compare & Save Big

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Cheap flight deals from Florida Keys to Austin

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$150 (Frontier)
One-way from	$69 (Frontier)

Provider with most accurate pricing for Key West-Austin Bergstrom flight deals.

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Provider most trusted by Cheapflights users for Key West-Austin Bergstrom flights.

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From Florida Keys to Austin Bergstrom

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One-way flight from Florida Keys to Austin Bergstrom

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Cheapest flights from Florida Keys to Austin
Explore the most affordable flight options available from Florida Keys to Austin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

Mon 7/144:51 pmMIA - AUS

1 stop13h 11mMultiple Airlines

Sun 7/2010:38 amAUS - MIA

Nonstop2h 55mMultiple Airlines

Deal found 4/29

$157

Thu 7/107:43 amMIA - AUS

Nonstop2h 59mFrontier

Thu 7/1710:38 amAUS - MIA

Nonstop2h 55mFrontier

Deal found 4/29

$159

Tue 5/208:00 amMIA - AUS

Nonstop3h 06mAmerican Airlines

Wed 5/215:22 amAUS - MIA

Nonstop2h 42mAmerican Airlines

Deal found 4/28

$199

Tue 5/2010:37 amMIA - AUS

1 stop7h 41mDelta

Wed 5/216:45 amAUS - MIA

1 stop7h 09mDelta

Deal found 4/28

$219

Tue 5/138:55 pmMIA - AUS

1 stop23h 21mSpirit Airlines

Fri 5/168:11 pmAUS - MIA

1 stop8h 32mSpirit Airlines

Deal found 4/29

$231

Tue 6/172:40 pmMIA - AUS

2 stops8h 45mSouthwest

Tue 6/245:25 amAUS - MIA

2 stops9h 15mSouthwest

Deal found 4/29

$296

Sat 8/167:00 amMIA - AUS

1 stop4h 35mUnited Airlines

Thu 9/47:05 amAUS - MIA

2 stops11h 21mUnited Airlines

Deal found 4/28

$348

Best flights from Florida Keys to Austin
Discover carefully curated flight deals from Florida Keys to Austin that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 1, 2025.

Thu 7/247:43 amMIA - AUS

Nonstop2h 59mFrontier

Thu 7/3110:38 amAUS - MIA

Nonstop2h 55mFrontier

Deal found 4/30

$150

Fri 7/114:51 pmMIA - AUS

1 stop13h 11mMultiple Airlines

Sun 7/1310:38 amAUS - MIA

Nonstop2h 55mMultiple Airlines

Deal found 4/30

$157

Tue 6/38:00 amMIA - AUS

Nonstop3h 06mAmerican Airlines

Tue 6/34:24 pmAUS - MIA

Nonstop2h 43mAmerican Airlines

Deal found 4/30

$201

Fri 6/135:30 amMIA - AUS

1 stop5h 00mDelta

Mon 6/1612:09 pmAUS - MIA

1 stop6h 17mDelta

Deal found 4/30

$221

Thu 5/298:55 pmMIA - AUS

1 stop23h 21mSpirit Airlines

Thu 6/57:25 pmAUS - MIA

2 stops24h 50mSpirit Airlines

Deal found 4/30

$256

Tue 6/176:30 amMIA - AUS

1 stop7h 25mSouthwest

Tue 6/245:25 amAUS - MIA

2 stops9h 15mSouthwest

Deal found 4/29

$276

Fri 8/221:25 pmMIA - AUS

2 stops10h 28mUnited Airlines

Sun 8/244:20 pmAUS - MIA

1 stop4h 55mUnited Airlines

Deal found 4/30

$372

Last-minute flights from Florida Keys to Austin
Discover last-minute flight deals from Florida Keys to Austin. Data last updated May 1, 2025 and is based on user searches.

Mon 5/510:42 pmMIA - AUS

1 stop11h 58mMultiple Airlines

Wed 5/78:11 pmAUS - MIA

1 stop8h 32mMultiple Airlines

Deal found 4/30

$333

Wed 5/76:00 amMIA - AUS

1 stop18h 20mFrontier

Sat 5/106:00 amAUS - MIA

1 stop22h 22mFrontier

Deal found 4/29

$303

Wed 5/76:20 amMIA - AUS

1 stop5h 21mUnited Airlines

Wed 5/74:22 pmAUS - MIA

1 stop5h 07mUnited Airlines

Deal found 4/30

$387

Wed 5/75:18 amMIA - AUS

1 stop5h 20mAmerican Airlines

Wed 5/711:01 amAUS - MIA

Nonstop2h 41mAmerican Airlines

Deal found 4/30

$390

Wed 5/710:37 amMIA - AUS

1 stop7h 41mDelta

Tue 5/1312:03 pmAUS - MIA

1 stop5h 22mDelta

Deal found 4/29

$500

Wed 5/76:01 pmMIA - AUS

1 stop30h 47mAlaska Airlines

Tue 5/132:22 pmAUS - MIA

2 stops25h 39mAlaska Airlines

Deal found 4/29

$983

Fri 5/98:52 pmMIA - AUS

2 stops22h 28mSpirit Airlines

Sun 5/117:25 pmAUS - MIA

2 stops24h 50mSpirit Airlines

Deal found 4/30

$308

Fri 5/93:25 pmMIA - AUS

1 stop8h 30mSouthwest

Sun 5/112:45 pmAUS - MIA

Nonstop2h 45mSouthwest

Deal found 4/30

$637

Tue 5/138:55 pmMIA - AUS

1 stop23h 21mSpirit Airlines

Fri 5/168:11 pmAUS - MIA

1 stop8h 32mSpirit Airlines

Deal found 4/29

$231

Tue 5/208:00 amMIA - AUS

Nonstop3h 06mAmerican Airlines

Wed 5/215:22 amAUS - MIA

Nonstop2h 42mAmerican Airlines

Deal found 4/28

$199

Tue 5/2010:37 amMIA - AUS

1 stop7h 41mDelta

Wed 5/216:45 amAUS - MIA

1 stop7h 09mDelta

Deal found 4/28

$219

Thu 5/223:30 pmMIA - AUS

Nonstop3h 10mMultiple Airlines

Mon 5/268:11 pmAUS - MIA

1 stop8h 32mMultiple Airlines

Deal found 4/28

$167

One-way flights from Florida Keys to Austin
Search for one-way flight options from Florida Keys to Austin. Find affordable one-way fares based on user searches. Data last updated May 1, 2025.

Sun 5/253:30 pmMIA - AUS

Nonstop3h 10mFrontier

Deal found 4/29

$69

Tue 6/38:55 pmMIA - AUS

1 stop23h 21mSpirit Airlines

Deal found 4/29

$70

Tue 5/209:28 pmMIA - AUS

Nonstop3h 11mAmerican Airlines

Deal found 4/29

$100

Tue 5/208:09 amMIA - AUS

1 stop6h 29mDelta

Deal found 4/29

$110

Tue 7/112:45 pmMIA - AUS

2 stops10h 55mSouthwest

Deal found 4/29

$154

Sun 6/87:00 amMIA - AUS

2 stops34h 49mMultiple Airlines

Deal found 4/29

$163

Sat 5/316:00 amMIA - AUS

2 stops11h 16mUnited Airlines

Deal found 4/29

$213

Thu 6/56:21 pmMIA - AUS

2 stops30h 17mAlaska Airlines

Deal found 4/28

$262

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

MiamiAustin

MIA - AUS

MIAAUS

Miami

Mon 7/14

4:51 pm-5:02 am

1 stop13h 11m

Austin Bergstrom

Sun 7/20

10:38 am-2:33 pm

Nonstop2h 55m

$157

MiamiAustin

MIA - AUS

MIAAUS

Miami

Thu 7/10

7:43 am-9:42 am

Nonstop2h 59m

Austin Bergstrom

Thu 7/17

10:38 am-2:33 pm

Nonstop2h 55m

$159

MiamiAustin

MIA - AUS

MIAAUS

Miami

Tue 5/20

8:00 am-10:06 am

Nonstop3h 06m

Austin Bergstrom

Wed 5/21

5:22 am-9:04 am

Nonstop2h 42m

$199

MiamiAustin

MIA - AUS

MIAAUS

Miami

Tue 5/20

10:37 am-5:18 pm

1 stop7h 41m

Austin Bergstrom

Wed 5/21

6:45 am-2:54 pm

1 stop7h 09m

$219

MiamiAustin

MIA - AUS

MIAAUS

Miami

Tue 5/13

8:55 pm-7:16 pm

1 stop23h 21m

Austin Bergstrom

Fri 5/16

8:11 pm-5:43 am

1 stop8h 32m

$231

MiamiAustin

MIA - AUS

MIAAUS

Miami

Tue 6/17

2:40 pm-10:25 pm

2 stops8h 45m

Austin Bergstrom

Tue 6/24

5:25 am-3:40 pm

2 stops9h 15m

$296

MiamiAustin

MIA - AUS

MIAAUS

Miami

Sun 5/25

3:30 pm-5:40 pm

Nonstop3h 10m

$69

MiamiAustin

MIA - AUS

MIAAUS

Miami

Tue 6/3

8:55 pm-7:16 pm

1 stop23h 21m

$70

MiamiAustin

MIA - AUS

MIAAUS

Miami

Tue 5/20

9:28 pm-11:39 pm

Nonstop3h 11m

$100

MiamiAustin

MIA - AUS

MIAAUS

Miami

Tue 5/20

8:09 am-1:38 pm

1 stop6h 29m

$110

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 14 results

Best time to book a flight from Florida Keys to Austin

Have a flexible travel schedule? Discover the best time to fly to Austin from Florida Keys 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 Florida Keys to Austin

What is the cheapest time of day to fly from EOA to AUS?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Florida Keys to Austin as you normally would.

Rainfall in Austin by month

In terms of precipitation, rainfall in Austin ranges from 2.1 - 4.2 inches per month. May is typically the wettest month, when rainfall can reach 4.2 in. July is typically the driest time to visit Austin when rainfall is around 2.1 in.

Temperature in Austin by month

If weather is an important factor for your trip to Austin, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 50.0 F).

Reviews of airlines servicing Austin

Get a feel of what it's like to fly with Alaska Airlines, Southwest and Delta from Florida Keys to Austin by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

8.0

Very good

9,968 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Alaska Airlines

8.0

Very good

9,968 reviews

Alaska Airlines

8.0

Very good

9,968 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Southwest

8.0

Very good

4,294 reviews

Alaska Airlines

8.0

Very good

9,968 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Delta

8.0

Very good

7,934 reviews

Alaska Airlines

8.0

Very good

9,968 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

United Airlines

7.4

Good

8,696 reviews

Alaska Airlines

8.0

Very good

9,968 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

American Airlines

7.2

Good

10,000 reviews

Alaska Airlines

8.0

Very good

9,968 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

What airport do you fly into for flights to Austin from Florida Keys?
Located just 7.5 mi from the city center, Austin Bergstrom (AUS) is the airport most travelers will use when flying to Austin from Florida Keys.
What are the cheapest airlines to fly from Florida Keys to Austin one-way?
One-way options have recently been found by users for as low as $69 on Frontier. Other airlines that offer cheap prices include Spirit Airlines from $70 and American Airlines from $100 one-way.
Can I find deals for flights from Florida Keys to Austin that include hotel bookings?
Yes. In addition to deals on Florida Keys to Austin flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Florida Keys to Austin?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Florida Keys to Austin.
Can I find deals for business class flights from Florida Keys to Austin?
Yes. Cheapflights offers flight deals from Florida Keys to Austin 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 Florida Keys to Austin?
Currently, January is the cheapest month in which you can book a flight from Florida Keys to Austin (average of $286). Flying from Florida Keys to Austin in March is currently the most expensive (average of $362). 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

San Marcos

Georgetown

Fredericksburg

Round Rock

Dripping Springs

Cedar Park

Pflugerville

Bastrop

Canyon Lake

Seguin

Horseshoe Bay

Browse thousands of different options on Cheapflights for your next trip

Top 2 airlines flying from Florida Keys to Austin

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$198	Average$353	FlexibilityNo cancel fee	On-time71%
Delta	Cheapest$238	Average$273	FlexibilityNo cancel fee	On-timeN/A

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$69+ Cheap flights from Florida Keys to Austin (AUS)

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 5/25. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Florida Keys to Austin with Cheapflights

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2. Select your favorite providers

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Cheap flight deals from Florida Keys to Austin

Keep the following information in mind while searching for Florida Keys to Austin flight deals. Data was last updated May 1, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Find flight deals from Florida Keys to Austin

Cheapest flights from Florida Keys to AustinExplore the most affordable flight options available from Florida Keys to Austin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

Explore the most affordable flight options available from Florida Keys to Austin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Florida Keys to Austin

Have a flexible travel schedule? Discover the best time to fly to Austin from Florida Keys with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Florida Keys to Austin

What is the cheapest time of day to fly from EOA to AUS?

Find hourly flight availability from Florida Keys to Austin. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 1, 2025.

Rainfall in Austin by month

Plan your trip to Austin by taking into account the average rainfall totals by month.

Temperature in Austin by month

Plan your trip to Austin by taking into account the average temperature totals by month.

Reviews of airlines servicing Austin

Get insights into the airlines that provide service to Austin. 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 Austin. Reviews last updated May 1, 2025.

Related info for your journey

Find useful and relevant information for your journey from Florida Keys to Austin. 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 into for flights to Austin from Florida Keys?

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

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

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

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

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

Traveling to a place near Florida Keys?

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 for Florida Keys to Austin

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from Florida Keys to Austin

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Cheapest flights from Florida Keys to Austin
Explore the most affordable flight options available from Florida Keys to Austin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.