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Cheap flights from Austin to Key West from $171

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 8/4. 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
11:15 am - 10:19 am
AUS
-
EYW
22h 04m
1 stop
Multiple Airlines Logo
12:01 pm - 9:48 am
EYW
-
AUS
22h 47m
2 stops
$222Multiple Airlines
Sat, Oct 3 - Thu, Oct 8
Multiple Airlines Logo
10:50 am - 9:24 am
AUS
-
EYW
21h 34m
2 stops
Multiple Airlines Logo
10:59 am - 10:12 am
EYW
-
AUS
24h 13m
1 stop
$234Multiple Airlines
Tue, Oct 13 - Sun, Oct 18
Multiple Airlines Logo
11:15 am - 10:19 am
AUS
-
EYW
22h 04m
1 stop
Multiple Airlines Logo
10:59 am - 10:12 am
EYW
-
AUS
24h 13m
1 stop
$237Multiple Airlines
Sat, Oct 3 - Thu, Oct 8
Multiple Airlines Logo
5:23 pm - 11:25 am
AUS
-
EYW
17h 02m
1 stop
Multiple Airlines Logo
3:52 pm - 9:20 am
EYW
-
AUS
42h 28m
2 stops
$264Multiple Airlines
Sat, Aug 22 - Sat, Aug 29
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
5:37 pm - 12:34 pm
AUS
-
EYW
41h 57m
2 stops
Multiple Airlines Logo
6:21 pm - 10:10 am
EYW
-
AUS
16h 49m
1 stop
$297Multiple Airlines
Sun, Aug 23 - Sun, Aug 30
American Airlines Logo
5:00 am - 1:05 pm
AUS
-
EYW
7h 05m
1 stop
American Airlines Logo
11:30 am - 5:05 pm
EYW
-
AUS
6h 35m
1 stop
$302American Airlines
Fri, Aug 28 - Wed, Sep 2
Multiple Airlines Logo
5:37 pm - 10:09 am
AUS
-
EYW
15h 32m
2 stops
Multiple Airlines Logo
6:21 pm - 10:10 am
EYW
-
AUS
16h 49m
1 stop
$303Multiple Airlines
Thu, Aug 27 - Sun, Aug 30
Multiple Airlines Logo
5:34 pm - 12:34 pm
AUS
-
EYW
42h 00m
2 stops
Multiple Airlines Logo
12:05 pm - 9:32 am
EYW
-
AUS
22h 27m
1 stop
$313Multiple Airlines
Sun, Aug 9 - Sun, Aug 16
American Airlines Logo
10:52 am - 7:39 pm
AUS
-
EYW
7h 47m
1 stop
American Airlines Logo
8:09 pm - 11:59 pm
EYW
-
AUS
4h 50m
1 stop
$319American Airlines
Thu, Aug 27 - Sun, Aug 30

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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
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
$302
American Airlines
Aug 27
AUS10:52 amAustin Bergstrom
7h 47m
1 stop
EYW7:39 pmKey West
Aug 30
EYW8:09 pmKey West
4h 50m
1 stop
AUS11:59 pmAustin Bergstrom
$319

Delta flights from Austin to Key West

Our best Delta deals on Austin to Key West flight tickets
Delta
Jul 30
AUS10:35 amAustin Bergstrom
5h 48m
1 stop
EYW5:23 pmKey West
Aug 4
EYW7:40 amKey West
5h 49m
1 stop
AUS12:29 pmAustin Bergstrom
$344
Delta
Jul 22
AUS12:09 pmAustin Bergstrom
6h 42m
1 stop
EYW7:51 pmKey West
Jul 25
EYW7:50 amKey West
7h 01m
1 stop
AUS1:51 pmAustin Bergstrom
$414
Delta
Jul 22
AUS1:31 pmAustin Bergstrom
5h 20m
1 stop
EYW7:51 pmKey West
Jul 25
EYW1:04 pmKey West
6h 46m
1 stop
AUS6:50 pmAustin Bergstrom
$470

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 13, 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

Sat 10/3

11:15 am-10:19 am

1 stop22h 04m

Key West

Thu 10/8

12:01 pm-9:48 am

2 stops22h 47m

$222

AustinKey West

AUS - EYW

AUSEYW

Austin Bergstrom

Tue 10/13

10:50 am-9:24 am

2 stops21h 34m

Key West

Sun 10/18

10:59 am-10:12 am

1 stop24h 13m

$234

AustinKey West

AUS - EYW

AUSEYW

Austin Bergstrom

Sat 10/3

11:15 am-10:19 am

1 stop22h 04m

Key West

Thu 10/8

10:59 am-10:12 am

1 stop24h 13m

$237

AustinKey West

AUS - EYW

AUSEYW

Austin Bergstrom

Sat 8/22

5:23 pm-11:25 am

1 stop17h 02m

Key West

Sat 8/29

3:52 pm-9:20 am

2 stops42h 28m

$264
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

Sun 8/23

5:37 pm-12:34 pm

2 stops41h 57m

Key West

Sun 8/30

6:21 pm-10:10 am

1 stop16h 49m

$297

AustinKey West

AUS - EYW

AUSEYW

Austin Bergstrom

Fri 8/28

5:00 am-1:05 pm

1 stop7h 05m

Key West

Wed 9/2

11:30 am-5:05 pm

1 stop6h 35m

$302

AustinKey West

AUS - EYW

AUSEYW

Austin Bergstrom

Thu 8/27

5:37 pm-10:09 am

2 stops15h 32m

Key West

Sun 8/30

6:21 pm-10:10 am

1 stop16h 49m

$303

AustinKey West

AUS - EYW

AUSEYW

Austin Bergstrom

Sun 8/9

5:34 pm-12:34 pm

2 stops42h 00m

Key West

Sun 8/16

12:05 pm-9:32 am

1 stop22h 27m

$313

AustinKey West

AUS - EYW

AUSEYW

Austin Bergstrom

Thu 8/27

10:52 am-7:39 pm

1 stop7h 47m

Key West

Sun 8/30

8:09 pm-11:59 pm

1 stop4h 50m

$319

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 $419 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

4h 54m

Direct flights

None
The fastest flight from Austin to Key West takes 4h 54m
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 54m.

  • 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
8,462 reviews
Search Delta flights
American AirlinesPriceFrom $230Free CancellationRating
7.1
11,810 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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