What is the cheapest airline that flies from Austin Bergstrom to Key West?

Spirit Airlines, American Airlines, and United Airlines are the most popular carriers operating from Austin Bergstrom to Key West

What airlines fly to Key West?

American Airlines, Delta and United Airlines are the top three most popular airlines that fly to Key West from Austin according to our data. American Airlines is the first choice among our users, with 75% of people opting to fly with this airline when traveling to Key West. Keep in mind that there are 3 different airlines that fly to Key West on a routine basis, so you have a few additional options to choose from.

Which airport is the most popular layover for flights between Austin and Key West?

Miami (MIA) was the most common stop: 71% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport has the shortest travel time from Austin to Key West?

Flights connecting via Miami (MIA) have the shortest average one-way travel time: 5h 07m.

Which layover airport has the shortest connection time from Austin to Key West?

Miami (MIA) has the shortest average layover time for this route: 1h 07m.

Which layover airport offers the lowest fares from Austin to Key West?

Flights via Atlanta (ATL) offer the lowest average round-trip price of $233.

When did momondo last update prices for flights from Austin Bergstrom Airport to Key West Airport?

Prices for flights from Austin Bergstrom Airport to Key West Airport were last updated today.

How many operators does momondo search for flights from Austin Bergstrom Airport to Key West Airport?

As of November 2025, there are 3 operators available to choose from for flights from Austin Bergstrom Airport to Key West Airport.

How old do you have to be to fly from Austin Bergstrom Airport to Key West Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Austin Bergstrom Airport to Key West Airport.

What documentation or ID do you need to fly to Key West Airport?

The necessary travel and health documents for your Key West Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$135 Cheap Flights from Austin to Key West in 2025/26

Q: What is the typical price of a round-trip flight between Austin and Key West?

Prices are currently low for flights on this route. Typical prices usually range from $306 to $538. The lowest price recently found on this route was $191.

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2:04 pm - 9:47 pmAUS-EYW

6h 43m1 stop

7:45 pm - 12:38 amEYW-AUS

5h 53m1 stop

$191American Airlines

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Sat, Jan 10 - Tue, Jan 13

9:50 am - 6:06 pmAUS-EYW

7h 16m1 stop

6:06 am - 1:43 pmEYW-AUS

8h 37m2 stops

$196American Airlines

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Sat, Jan 10 - Tue, Jan 13

8:00 am - 6:52 pmAUS-EYW

9h 52m2 stops

6:06 am - 2:13 pmEYW-AUS

9h 07m2 stops

$201American Airlines

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Sat, Jan 10 - Tue, Jan 13

4:59 pm - 9:06 amAUS-EYW

15h 07m1 stop

1:06 pm - 4:04 pmEYW-AUS

27h 58m1 stop

$211Multiple Airlines

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Wed, Feb 4 - Mon, Feb 9

3:03 pm - 9:47 pmAUS-EYW

5h 44m1 stop

1:22 pm - 7:14 pmEYW-AUS

6h 52m1 stop

$225American Airlines

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Thu, Jan 22 - Tue, Jan 27

12:34 pm - 7:42 pmAUS-EYW

6h 08m1 stop

7:10 am - 12:38 pmEYW-AUS

6h 28m1 stop

$228Delta

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Thu, Feb 19 - Mon, Feb 23

6:09 pm - 11:56 pmAUS-EYW

4h 47m1 stop

6:06 am - 1:43 pmEYW-AUS

8h 37m2 stops

$230American Airlines

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Thu, Jan 22 - Tue, Jan 27

12:42 pm - 11:07 pmAUS-EYW

9h 25m2 stops

7:00 am - 1:02 pmEYW-AUS

7h 02m2 stops

$235American Airlines

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Wed, Dec 10 - Wed, Dec 17

6:45 am - 10:07 amAUS-EYW

26h 22m2 stops

2:30 pm - 10:21 pmEYW-AUS

8h 51m1 stop

$240Multiple Airlines

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Tue, Dec 2 - Sat, Dec 6

7:20 am - 11:17 amAUS-EYW

26h 57m1 stop

9:46 am - 5:08 pmEYW-AUS

8h 22m1 stop

$244Multiple Airlines

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Wed, Feb 18 - Sun, Feb 22

American Airlines flights from Austin to Key West

Our best American Airlines deals on Austin to Key West flight tickets

American Airlines

Jan 10

AUS2:04 pmAustin Bergstrom

6h 43m

1 stop

EYW9:47 pmKey West

Jan 13

EYW7:45 pmKey West

5h 53m

1 stop

AUS12:38 amAustin Bergstrom

$191

Find similar

American Airlines

Jan 10

AUS9:50 amAustin Bergstrom

7h 16m

1 stop

EYW6:06 pmKey West

Jan 13

EYW6:06 amKey West

8h 37m

2 stops

AUS1:43 pmAustin Bergstrom

$196

Find similar

American Airlines

Jan 10

AUS8:00 amAustin Bergstrom

9h 52m

2 stops

EYW6:52 pmKey West

Jan 13

EYW6:06 amKey West

9h 07m

2 stops

AUS2:13 pmAustin Bergstrom

$201

Find similar

Delta flights from Austin to Key West

Our best Delta deals on Austin to Key West flight tickets

Delta

Feb 19

AUS12:34 pmAustin Bergstrom

6h 08m

1 stop

EYW7:42 pmKey West

Feb 23

EYW7:10 amKey West

6h 28m

1 stop

AUS12:38 pmAustin Bergstrom

$228

Find similar

Delta

Feb 18

AUS1:44 pmAustin Bergstrom

4h 58m

1 stop

EYW7:42 pmKey West

Feb 22

EYW6:07 pmKey West

7h 15m

1 stop

AUS12:22 amAustin Bergstrom

$378

Find similar

Delta

Nov 27

AUS10:59 amAustin Bergstrom

7h 54m

1 stop

EYW7:53 pmKey West

Dec 1

EYW7:40 amKey West

7h 36m

1 stop

AUS2:16 pmAustin Bergstrom

$398

Find similar

Fly from

Fly to

Route

Depart

Return

Price

AustinKey West

AUS - EYW

AUSEYW

Austin Bergstrom

Sat 1/10

2:04 pm-9:47 pm

1 stop6h 43m

Key West

Tue 1/13

7:45 pm-12:38 am

1 stop5h 53m

$191

AustinKey West

AUS - EYW

AUSEYW

Austin Bergstrom

Sat 1/10

9:50 am-6:06 pm

1 stop7h 16m

Key West

Tue 1/13

6:06 am-1:43 pm

2 stops8h 37m

$196

AustinKey West

AUS - EYW

AUSEYW

Austin Bergstrom

Sat 1/10

8:00 am-6:52 pm

2 stops9h 52m

Key West

Tue 1/13

6:06 am-2:13 pm

2 stops9h 07m

$201

AustinKey West

AUS - EYW

AUSEYW

Austin Bergstrom

Wed 2/4

4:59 pm-9:06 am

1 stop15h 07m

Key West

Mon 2/9

1:06 pm-4:04 pm

1 stop27h 58m

$211

AustinKey West

AUS - EYW

AUSEYW

Austin Bergstrom

Thu 1/22

3:03 pm-9:47 pm

1 stop5h 44m

Key West

Tue 1/27

1:22 pm-7:14 pm

1 stop6h 52m

$225

AustinKey West

AUS - EYW

AUSEYW

Austin Bergstrom

Thu 2/19

12:34 pm-7:42 pm

1 stop6h 08m

Key West

Mon 2/23

7:10 am-12:38 pm

1 stop6h 28m

$228

AustinKey West

AUS - EYW

AUSEYW

Austin Bergstrom

Thu 1/22

6:09 pm-11:56 pm

1 stop4h 47m

Key West

Tue 1/27

6:06 am-1:43 pm

2 stops8h 37m

$230

AustinKey West

AUS - EYW

AUSEYW

Austin Bergstrom

Wed 12/10

12:42 pm-11:07 pm

2 stops9h 25m

Key West

Wed 12/17

7:00 am-1:02 pm

2 stops7h 02m

$235

AustinKey West

AUS - EYW

AUSEYW

Austin Bergstrom

Tue 12/2

6:45 am-10:07 am

2 stops26h 22m

Key West

Sat 12/6

2:30 pm-10:21 pm

1 stop8h 51m

$240

AustinKey West

AUS - EYW

AUSEYW

Austin Bergstrom

Wed 2/18

7:20 am-11:17 am

1 stop26h 57m

Key West

Sun 2/22

9:46 am-5:08 pm

1 stop8h 22m

$244

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Austin to Key West

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Layovers

What is the typical price of a round-trip flight between Austin and Key West?

What is the cheapest month to fly to Key West?

In general, August is the cheapest month to fly from Austin to Key West. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $287. If you are unable to visit Key West during the month of August, then departing from Austin during the month January is also very affordable. Most momondo users find prices during this month for around $313.

What is the cheapest day to depart on your flight to Key West?

On average, the least expensive day to fly to Key West from Austin is on a Saturday. momondo users have found tickets for Saturday departures for as low as $297. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Austin to Key West for around $553.

What is the cheapest time of day to depart on your flight to Key West?

According to our data, the cheapest time of day to fly to Key West is at noon. momondo users have found flights departing from Austin to Key West at noon for as low as $330. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Key West are more costly in the morning, with an average ticket price of $387. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

How far in advance should I book a flight to Key West?

You are more likely to see cheaper flights to Key West from Austin when booking weeks ahead of your departure date. In general, you can expect to find flights to Key West for around $402 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Key West from Austin for as low as $278 on momondo.

When to book flights from Austin to Key West

Are you open to changing your travel dates? Check out the ideal times to fly from Austin to Key West according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Austin to Key West (AUS to EYW) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Austin to Key West

Direct flights	None

There are no direct flights from Austin to Key West. There are no popular flight routes from Austin to Key West.

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How far is Austin Bergstrom to Key West by plane?
Key West is 1052.9 mi away from Austin Bergstrom. A reasonable flight in good conditions will take 4h 47m.
When did momondo last update prices for flights from Austin Bergstrom Airport to Key West Airport?
Prices for flights from Austin Bergstrom Airport to Key West Airport were last updated today.
How many operators does momondo search for flights from Austin Bergstrom Airport to Key West Airport?
As of November 2025, there are 3 operators available to choose from for flights from Austin Bergstrom Airport to Key West Airport.
How old do you have to be to fly from Austin Bergstrom Airport to Key West Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Austin Bergstrom Airport to Key West Airport.
What documentation or ID do you need to fly to Key West Airport?
The necessary travel and health documents for your Key West Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Austin to Key West?
momondo data reveals that the most frequently booked airline on the route from Austin to Key West is American Airlines, representing 71% of all bookings. The subsequent popular airlines are Delta at 26% and United Airlines at 3%.

Best airlines flying from Austin to Key West

Compare and see reviews for airlines that fly from Austin to Key West with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $196	Free Cancellation	Rating 7.9 8,007 reviews	Search Delta flights
American Airlines	PriceFrom $225	Free Cancellation	Rating 7.2 11,051 reviews	Search American Airlines flights
United Airlines	PriceFrom $258	Free Cancellation	Rating 7.4 9,017 reviews	Search United Airlines flights

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Why use momondo?

Why should I use momondo to find a flight deal from Austin to Key West?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Key West from Austin.

Can I find flights from Austin to Key West with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Key West from Austin with this policy.

How can momondo help me find flights from Austin to Key West?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Austin to Key West.

I’m not ready to book a flight from Austin to Key West right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Key West, momondo offers a useful price alert feature which will track prices for flights to Key West from Austin and alert you when they change.

An easier way to manage your Key West trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Cheap flights from Austin to Key West from $135

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Austin to Key West departing on 12/26. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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How to get the cheapest flight ticket from Austin to Key West

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Austin and Key West?

What is the cheapest month to fly to Key West?

What is the cheapest day to depart on your flight to Key West?

What is the cheapest time of day to depart on your flight to Key West?

How far in advance should I book a flight to Key West?

What is the cheapest airline that flies from Austin Bergstrom to Key West?

Spirit Airlines, American Airlines, and United Airlines are the most popular carriers operating from Austin Bergstrom to Key West

What airlines fly to Key West?

Which airport is the most popular layover for flights between Austin and Key West?

Miami (MIA) was the most common stop: 71% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Austin to Key West?

Flights via Atlanta (ATL) offer the lowest average round-trip price of $233.

Which layover airport has the shortest travel time from Austin to Key West?

Flights connecting via Miami (MIA) have the shortest average one-way travel time: 5h 07m.

Which layover airport has the shortest connection time from Austin to Key West?

Miami (MIA) has the shortest average layover time for this route: 1h 07m.

When to book flights from Austin to Key West

Cheap Austin to Key West (AUS to EYW) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Austin to Key West

Direct flights

How far is Austin Bergstrom to Key West by plane?

When did momondo last update prices for flights from Austin Bergstrom Airport to Key West Airport?

How many operators does momondo search for flights from Austin Bergstrom Airport to Key West Airport?

How old do you have to be to fly from Austin Bergstrom Airport to Key West Airport?

What documentation or ID do you need to fly to Key West Airport?

What is the most popular airline from Austin to Key West?

Best airlines flying from Austin to Key West

Compare and see reviews for airlines that fly from Austin to Key West with momondo

Traveling to a place near Key West?

Why use momondo?

Why should I use momondo to find a flight deal from Austin to Key West?

Can I find flights from Austin to Key West with flexible booking policies on momondo?

How can momondo help me find flights from Austin to Key West?

I’m not ready to book a flight from Austin to Key West right now. Can momondo alert me if prices change?

An easier way to manage your Key West trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing Florida