Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Austin to Key West from $184

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Austin to Key West departing on 1/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Austin to Key West

Cheap round-trip flights

Enter your travel dates to find the best prices.
Spirit Airlines Logo
7:25 am - 1:30 pmAUS-EYW
5h 05m1 stop
Spirit Airlines Logo
2:25 pm - 9:35 pmEYW-AUS
8h 10m1 stop
$184Spirit Airlines
Find Deal
Mon, Jan 12 - Fri, Jan 16
Spirit Airlines Logo
7:25 am - 1:30 pmAUS-EYW
5h 05m1 stop
Spirit Airlines Logo
12:51 pm - 9:35 pmEYW-AUS
9h 44m1 stop
$189Spirit Airlines
Find Deal
Fri, Jan 30 - Sun, Feb 1
American Airlines Logo
5:16 am - 1:26 pmAUS-EYW
7h 10m1 stop
American Airlines Logo
7:08 am - 2:13 pmEYW-AUS
8h 05m1 stop
$191American Airlines
Find Deal
Sat, Jan 3 - Wed, Jan 7
American Airlines Logo
9:50 am - 6:01 pmAUS-EYW
7h 11m1 stop
American Airlines Logo
6:06 am - 1:43 pmEYW-AUS
8h 37m2 stops
$196American Airlines
Find Deal
Wed, Jan 7 - Tue, Jan 13
Multiple Airlines Logo
7:25 am - 11:17 amAUS-EYW
26h 52m1 stop
Multiple Airlines Logo
9:46 am - 5:08 pmEYW-AUS
8h 22m1 stop
$199Multiple Airlines
Find Deal
Wed, Feb 11 - Sun, Feb 15
American Airlines Logo
12:47 pm - 11:56 pmAUS-EYW
10h 09m2 stops
American Airlines Logo
6:06 am - 1:43 pmEYW-AUS
8h 37m2 stops
$201American Airlines
Find Deal
Wed, Jan 7 - Tue, Jan 13
American Airlines Logo
6:09 pm - 11:56 pmAUS-EYW
4h 47m1 stop
American Airlines Logo
2:58 pm - 8:08 pmEYW-AUS
6h 10m1 stop
$205American Airlines
Find Deal
Thu, Jan 22 - Tue, Jan 27
Delta Logo
5:30 am - 11:25 amAUS-EYW
4h 55m1 stop
Delta Logo
7:10 am - 12:49 pmEYW-AUS
6h 39m1 stop
$208Delta
Find Deal
Mon, Jan 19 - Wed, Jan 28
American Airlines Logo
3:03 pm - 9:47 pmAUS-EYW
5h 44m1 stop
American Airlines Logo
6:06 am - 1:43 pmEYW-AUS
8h 37m2 stops
$210American Airlines
Find Deal
Thu, Jan 22 - Tue, Jan 27
American Airlines Logo
2:15 pm - 11:56 pmAUS-EYW
8h 41m2 stops
American Airlines Logo
6:06 am - 3:09 pmEYW-AUS
10h 03m2 stops
$215American Airlines
Find Deal
Thu, Jan 22 - Tue, Jan 27

American Airlines flights from Austin to Key West

Our best American Airlines deals on Austin to Key West flight tickets
American Airlines
Jan 3
AUS5:16 amAustin Bergstrom
7h 10m
1 stop
EYW1:26 pmKey West
Jan 7
EYW7:08 amKey West
8h 05m
1 stop
AUS2:13 pmAustin Bergstrom
$191
Find similar
American Airlines
Jan 7
AUS9:50 amAustin Bergstrom
7h 11m
1 stop
EYW6:01 pmKey West
Jan 13
EYW6:06 amKey West
8h 37m
2 stops
AUS1:43 pmAustin Bergstrom
$196
Find similar
American Airlines
Jan 7
AUS12:47 pmAustin Bergstrom
10h 09m
2 stops
EYW11:56 pmKey West
Jan 13
EYW6:06 amKey West
8h 37m
2 stops
AUS1:43 pmAustin Bergstrom
$201
Find similar

Delta flights from Austin to Key West

Our best Delta deals on Austin to Key West flight tickets
Delta
Jan 19
AUS5:30 amAustin Bergstrom
4h 55m
1 stop
EYW11:25 amKey West
Jan 28
EYW7:10 amKey West
6h 39m
1 stop
AUS12:49 pmAustin Bergstrom
$208
Find similar
Delta
Dec 17
AUS1:42 pmAustin Bergstrom
5h 24m
1 stop
EYW8:06 pmKey West
Dec 20
EYW11:47 amKey West
8h 46m
1 stop
AUS7:33 pmAustin Bergstrom
$301
Find similar
Delta
Dec 13
AUS12:20 pmAustin Bergstrom
6h 46m
1 stop
EYW8:06 pmKey West
Dec 15
EYW7:40 amKey West
5h 57m
1 stop
AUS12:37 pmAustin Bergstrom
$305
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated December 2, 2025.
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

Price

AustinKey West

AUS - EYW

AUSEYW

Austin Bergstrom

Mon 1/12

7:25 am-1:30 pm

1 stop5h 05m

Key West

Fri 1/16

2:25 pm-9:35 pm

1 stop8h 10m

$184

AustinKey West

AUS - EYW

AUSEYW

Austin Bergstrom

Fri 1/30

7:25 am-1:30 pm

1 stop5h 05m

Key West

Sun 2/1

12:51 pm-9:35 pm

1 stop9h 44m

$189

AustinKey West

AUS - EYW

AUSEYW

Austin Bergstrom

Sat 1/3

5:16 am-1:26 pm

1 stop7h 10m

Key West

Wed 1/7

7:08 am-2:13 pm

1 stop8h 05m

$191

AustinKey West

AUS - EYW

AUSEYW

Austin Bergstrom

Wed 1/7

9:50 am-6:01 pm

1 stop7h 11m

Key West

Tue 1/13

6:06 am-1:43 pm

2 stops8h 37m

$196

AustinKey West

AUS - EYW

AUSEYW

Austin Bergstrom

Wed 2/11

7:25 am-11:17 am

1 stop26h 52m

Key West

Sun 2/15

9:46 am-5:08 pm

1 stop8h 22m

$199

AustinKey West

AUS - EYW

AUSEYW

Austin Bergstrom

Wed 1/7

12:47 pm-11:56 pm

2 stops10h 09m

Key West

Tue 1/13

6:06 am-1:43 pm

2 stops8h 37m

$201

AustinKey West

AUS - EYW

AUSEYW

Austin Bergstrom

Thu 1/22

6:09 pm-11:56 pm

1 stop4h 47m

Key West

Tue 1/27

2:58 pm-8:08 pm

1 stop6h 10m

$205

AustinKey West

AUS - EYW

AUSEYW

Austin Bergstrom

Mon 1/19

5:30 am-11:25 am

1 stop4h 55m

Key West

Wed 1/28

7:10 am-12:49 pm

1 stop6h 39m

$208

AustinKey West

AUS - EYW

AUSEYW

Austin Bergstrom

Thu 1/22

3:03 pm-9:47 pm

1 stop5h 44m

Key West

Tue 1/27

6:06 am-1:43 pm

2 stops8h 37m

$210

AustinKey West

AUS - EYW

AUSEYW

Austin Bergstrom

Thu 1/22

2:15 pm-11:56 pm

2 stops8h 41m

Key West

Tue 1/27

6:06 am-3:09 pm

2 stops10h 03m

$215

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 14 resultsSorted by cheapest first
1
2

See travel insights to Key West from

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?

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 $405 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

Fastest flight time

4h 45m

Direct flights

None
The fastest flight from Austin to Key West takes 4h 45m
There are no direct flights from Austin to Key West. There are no popular flight routes from Austin to Key West.
Search flight deals

  • 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?

  • 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?

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
DeltaPriceFrom $196Free CancellationRating
7.9
8,010 reviews
Search Delta flights
American AirlinesPriceFrom $225Free CancellationRating
7.2
11,041 reviews
Search American Airlines flights
United AirlinesPriceFrom $258Free CancellationRating
7.4
9,065 reviews
Search United Airlines flights

Traveling to a place near Key West?

Book flights to Key West if you plan to visit one of these locations
Big Pine Key
Little Torch Key

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.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Thu 1/1
Thu 1/8
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States