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Cheap flights from Austin to Key West from $209

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 7/27. 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.
Allegiant Air Logo
7:45 pm - 2:37 pm
AUS
-
EYW
17h 52m
1 stop
Allegiant Air Logo
4:35 pm - 8:06 am
EYW
-
AUS
40h 31m
2 stops
$276Allegiant Air
Sun, Aug 2 - Sat, Aug 8
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
Multiple Airlines Logo
7:45 pm - 2:37 pm
AUS
-
EYW
17h 52m
1 stop
Multiple Airlines Logo
12:05 pm - 9:32 am
EYW
-
AUS
22h 27m
1 stop
$303Multiple Airlines
Thu, Jul 30 - Sun, Aug 2
Multiple Airlines Logo
5:23 pm - 11:25 am
AUS
-
EYW
17h 02m
1 stop
Multiple Airlines Logo
3:52 pm - 9:50 am
EYW
-
AUS
42h 58m
2 stops
$311Multiple Airlines
Sat, Aug 15 - Sat, Aug 22
Multiple Airlines Logo
7:45 pm - 2:37 pm
AUS
-
EYW
17h 52m
1 stop
Multiple Airlines Logo
1:11 pm - 4:39 pm
EYW
-
AUS
28h 28m
2 stops
$314Multiple Airlines
Thu, Jul 23 - Mon, Jul 27
Multiple Airlines Logo
5:23 pm - 11:25 am
AUS
-
EYW
17h 02m
1 stop
Multiple Airlines Logo
4:35 pm - 8:06 am
EYW
-
AUS
40h 31m
2 stops
$319Multiple Airlines
Sat, Aug 1 - Sat, Aug 8
American Airlines Logo
8:12 am - 4:11 pm
AUS
-
EYW
6h 59m
1 stop
American Airlines Logo
10:15 am - 5:05 pm
EYW
-
AUS
7h 50m
1 stop
$334American Airlines
Wed, Jul 29 - Wed, Aug 5
Multiple Airlines Logo
5:23 pm - 11:25 am
AUS
-
EYW
17h 02m
1 stop
Multiple Airlines Logo
10:04 am - 9:48 am
EYW
-
AUS
48h 44m
2 stops
$339Multiple Airlines
Sat, Aug 29 - Sat, Sep 26
Multiple Airlines Logo
7:43 pm - 11:27 am
AUS
-
EYW
14h 44m
2 stops
Multiple Airlines Logo
10:56 am - 3:36 pm
EYW
-
AUS
29h 40m
1 stop
$346Multiple Airlines
Thu, Aug 13 - Sun, Aug 16
Multiple Airlines Logo
5:37 pm - 12:31 pm
AUS
-
EYW
17h 54m
2 stops
Multiple Airlines Logo
12:05 pm - 10:10 am
EYW
-
AUS
23h 05m
1 stop
$349Multiple Airlines
Thu, Aug 20 - Sun, Aug 23

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Allegiant Air flights from Austin to Key West

Our best Allegiant Air deals on Austin to Key West flight tickets
Allegiant Air
Aug 2
AUS7:45 pmAustin Bergstrom
17h 52m
1 stop
EYW2:37 pmKey West
Aug 8
EYW4:35 pmKey West
40h 31m
2 stops
AUS8:06 amAustin Bergstrom
$276
Allegiant Air
Jul 26
AUS7:45 pmAustin Bergstrom
17h 52m
1 stop
EYW2:37 pmKey West
Aug 2
EYW10:55 amKey West
29h 07m
1 stop
AUS3:02 pmAustin Bergstrom
$378

American Airlines flights from Austin to Key West

Our best American Airlines deals on Austin to Key West flight tickets
American Airlines
Aug 11
AUS6:21 amAustin Bergstrom
5h 34m
1 stop
EYW12:55 pmKey West
Aug 18
EYW11:30 amKey West
6h 35m
1 stop
AUS5:05 pmAustin Bergstrom
$285
American Airlines
Jul 29
AUS8:12 amAustin Bergstrom
6h 59m
1 stop
EYW4:11 pmKey West
Aug 5
EYW10:15 amKey West
7h 50m
1 stop
AUS5:05 pmAustin Bergstrom
$334
American Airlines
Aug 11
AUS6:21 amAustin Bergstrom
11h 10m
2 stops
EYW6:31 pmKey West
Aug 18
EYW7:03 pmKey West
5h 56m
1 stop
AUS11:59 pmAustin Bergstrom
$364

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 July 2, 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

Sun 8/2

7:45 pm-2:37 pm

1 stop17h 52m

Key West

Sat 8/8

4:35 pm-8:06 am

2 stops40h 31m

$276
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 7/30

7:45 pm-2:37 pm

1 stop17h 52m

Key West

Sun 8/2

12:05 pm-9:32 am

1 stop22h 27m

$303

AustinKey West

AUS - EYW

AUSEYW

Austin Bergstrom

Sat 8/15

5:23 pm-11:25 am

1 stop17h 02m

Key West

Sat 8/22

3:52 pm-9:50 am

2 stops42h 58m

$311

AustinKey West

AUS - EYW

AUSEYW

Austin Bergstrom

Thu 7/23

7:45 pm-2:37 pm

1 stop17h 52m

Key West

Mon 7/27

1:11 pm-4:39 pm

2 stops28h 28m

$314

AustinKey West

AUS - EYW

AUSEYW

Austin Bergstrom

Sat 8/1

5:23 pm-11:25 am

1 stop17h 02m

Key West

Sat 8/8

4:35 pm-8:06 am

2 stops40h 31m

$319

AustinKey West

AUS - EYW

AUSEYW

Austin Bergstrom

Wed 7/29

8:12 am-4:11 pm

1 stop6h 59m

Key West

Wed 8/5

10:15 am-5:05 pm

1 stop7h 50m

$334

AustinKey West

AUS - EYW

AUSEYW

Austin Bergstrom

Sat 8/29

5:23 pm-11:25 am

1 stop17h 02m

Key West

Sat 9/26

10:04 am-9:48 am

2 stops48h 44m

$339

AustinKey West

AUS - EYW

AUSEYW

Austin Bergstrom

Thu 8/13

7:43 pm-11:27 am

2 stops14h 44m

Key West

Sun 8/16

10:56 am-3:36 pm

1 stop29h 40m

$346

AustinKey West

AUS - EYW

AUSEYW

Austin Bergstrom

Thu 8/20

5:37 pm-12:31 pm

2 stops17h 54m

Key West

Sun 8/23

12:05 pm-10:10 am

1 stop23h 05m

$349

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 $398 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.

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

5h 03m

Direct flights

None
The fastest flight from Austin to Key West takes 5h 03m
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 5h 03m.

  • 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 $181Free CancellationRating
7.8
8,452 reviews
Search Delta flights
American AirlinesPriceFrom $230Free CancellationRating
7.1
11,770 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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