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Cheap flights from Austin to Key West from $174

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 7/9. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Austin to Key West

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
7:45 pm - 2:37 pm
AUS
-
EYW
17h 52m
1 stop
Multiple Airlines Logo
1:14 pm - 12:38 pm
EYW
-
AUS
24h 24m
2 stops
$272Multiple Airlines
Thu, Jul 30 - Tue, Aug 4
American Airlines Logo
6:21 am - 12:55 pm
AUS
-
EYW
5h 34m
1 stop
American Airlines Logo
11:30 am - 5:05 pm
EYW
-
AUS
6h 35m
1 stop
$285American Airlines
Tue, Aug 11 - Tue, Aug 18
Allegiant Air Logo
7:45 pm - 2:37 pm
AUS
-
EYW
17h 52m
1 stop
Allegiant Air Logo
10:55 am - 3:02 pm
EYW
-
AUS
29h 07m
1 stop
$297Allegiant Air
Thu, Jul 23 - Thu, Jul 30
Allegiant Air Logo
7:45 pm - 2:37 pm
AUS
-
EYW
17h 52m
1 stop
Allegiant Air Logo
10:55 am - 3:02 pm
EYW
-
AUS
29h 07m
1 stop
$302Allegiant Air
Sun, Jul 19 - Thu, Jul 30
Allegiant Air Logo
8:56 am - 3:45 pm
AUS
-
EYW
29h 49m
2 stops
Allegiant Air Logo
10:56 am - 3:36 pm
EYW
-
AUS
29h 40m
1 stop
$305Allegiant Air
Fri, Aug 7 - Sun, Aug 16
Allegiant Air Logo
8:56 am - 3:45 pm
AUS
-
EYW
29h 49m
2 stops
Allegiant Air Logo
10:56 am - 3:36 pm
EYW
-
AUS
29h 40m
1 stop
$313Allegiant Air
Fri, Aug 7 - Sun, Aug 16
Allegiant Air Logo
7:45 pm - 2:37 pm
AUS
-
EYW
17h 52m
1 stop
Allegiant Air Logo
10:55 am - 3:02 pm
EYW
-
AUS
29h 07m
1 stop
$315Allegiant Air
Thu, Jul 23 - Thu, Jul 30
Multiple Airlines Logo
11:00 am - 1:31 pm
AUS
-
EYW
25h 31m
1 stop
Multiple Airlines Logo
9:31 pm - 12:38 pm
EYW
-
AUS
16h 07m
2 stops
$320Multiple Airlines
Wed, Aug 5 - Sun, Aug 9
Multiple Airlines Logo
7:45 pm - 2:37 pm
AUS
-
EYW
17h 52m
1 stop
Multiple Airlines Logo
11:46 am - 11:52 am
EYW
-
AUS
25h 06m
2 stops
$326Multiple Airlines
Sun, Jul 19 - Wed, Jul 22
Multiple Airlines Logo
11:00 am - 1:31 pm
AUS
-
EYW
25h 31m
1 stop
Multiple Airlines Logo
9:31 pm - 9:32 am
EYW
-
AUS
13h 01m
1 stop
$327Multiple Airlines
Wed, Aug 5 - Sun, Aug 9

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Delta flights from Austin to Key West

Our best Delta deals on Austin to Key West flight tickets
Delta
Nov 3
AUS1:40 pmAustin Bergstrom
5h 03m
1 stop
EYW7:43 pmKey West
Nov 7
EYW6:00 pmKey West
7h 32m
1 stop
AUS12:32 amAustin Bergstrom
$352
Delta
Jul 30
AUS1:31 pmAustin Bergstrom
5h 25m
1 stop
EYW7:56 pmKey West
Aug 4
EYW7:40 amKey West
5h 49m
1 stop
AUS12:29 pmAustin Bergstrom
$363
Delta
Jun 27
AUS12:09 pmAustin Bergstrom
6h 44m
1 stop
EYW7:53 pmKey West
Jun 30
EYW7:50 amKey West
6h 49m
1 stop
AUS1:39 pmAustin Bergstrom
$383

Allegiant Air flights from Austin to Key West

Our best Allegiant Air deals on Austin to Key West flight tickets
Allegiant Air
Jul 23
AUS7:45 pmAustin Bergstrom
17h 52m
1 stop
EYW2:37 pmKey West
Jul 30
EYW10:55 amKey West
29h 07m
1 stop
AUS3:02 pmAustin Bergstrom
$297
Allegiant Air
Jul 19
AUS7:45 pmAustin Bergstrom
17h 52m
1 stop
EYW2:37 pmKey West
Jul 30
EYW10:55 amKey West
29h 07m
1 stop
AUS3:02 pmAustin Bergstrom
$302
Allegiant Air
Aug 7
AUS8:56 amAustin Bergstrom
29h 49m
2 stops
EYW3:45 pmKey West
Aug 16
EYW10:56 amKey West
29h 40m
1 stop
AUS3:36 pmAustin Bergstrom
$305

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 June 26, 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

Price

Cheapest round-trip

AustinKey West

AUS - EYW

AUSEYW

Austin Bergstrom

Thu 7/30

7:45 pm-2:37 pm

1 stop17h 52m

Key West

Tue 8/4

1:14 pm-12:38 pm

2 stops24h 24m

$272
Quickest round-trip

AustinKey West

AUS - EYW

AUSEYW

Austin Bergstrom

Tue 8/11

6:21 am-12:55 pm

1 stop5h 34m

Key West

Tue 8/18

11:30 am-5:05 pm

1 stop6h 35m

$285

AustinKey West

AUS - EYW

AUSEYW

Austin Bergstrom

Thu 7/23

7:45 pm-2:37 pm

1 stop17h 52m

Key West

Thu 7/30

10:55 am-3:02 pm

1 stop29h 07m

$297

AustinKey West

AUS - EYW

AUSEYW

Austin Bergstrom

Sun 7/19

7:45 pm-2:37 pm

1 stop17h 52m

Key West

Thu 7/30

10:55 am-3:02 pm

1 stop29h 07m

$302

AustinKey West

AUS - EYW

AUSEYW

Austin Bergstrom

Fri 8/7

8:56 am-3:45 pm

2 stops29h 49m

Key West

Sun 8/16

10:56 am-3:36 pm

1 stop29h 40m

$305

AustinKey West

AUS - EYW

AUSEYW

Austin Bergstrom

Fri 8/7

8:56 am-3:45 pm

2 stops29h 49m

Key West

Sun 8/16

10:56 am-3:36 pm

1 stop29h 40m

$313

AustinKey West

AUS - EYW

AUSEYW

Austin Bergstrom

Thu 7/23

7:45 pm-2:37 pm

1 stop17h 52m

Key West

Thu 7/30

10:55 am-3:02 pm

1 stop29h 07m

$315

AustinKey West

AUS - EYW

AUSEYW

Austin Bergstrom

Wed 8/5

11:00 am-1:31 pm

1 stop25h 31m

Key West

Sun 8/9

9:31 pm-12:38 pm

2 stops16h 07m

$320

AustinKey West

AUS - EYW

AUSEYW

Austin Bergstrom

Sun 7/19

7:45 pm-2:37 pm

1 stop17h 52m

Key West

Wed 7/22

11:46 am-11:52 am

2 stops25h 06m

$326

AustinKey West

AUS - EYW

AUSEYW

Austin Bergstrom

Wed 8/5

11:00 am-1:31 pm

1 stop25h 31m

Key West

Sun 8/9

9:31 pm-9:32 am

1 stop13h 01m

$327

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 $260. 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 $287.

How far in advance should I book a flight from Austin 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 $401 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 $292 on momondo.

How have Austin to Key West flight prices changed over time?

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 57m

Direct flights

None
The fastest flight from Austin to Key West takes 4h 57m
There are no direct flights from Austin to Key West. There are no popular flight routes from Austin to Key West.
Search flight deals

Frequently asked questions about flying from Austin to Key West

  • 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 57m.

  • 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 $190Free CancellationRating
7.8
8,453 reviews
Search Delta flights
American AirlinesPriceFrom $230Free CancellationRating
7.1
11,769 reviews
Search American 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.
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