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Cheap flights from Austin to Key West from $116

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 9/5. 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
7:10 pm - 11:27 amAUS  Austin Bergstrom-EYW Key West
15h 17m1 stop Orlando
Multiple Airlines Logo
10:59 am - 10:03 amEYW  Key West-AUS Austin Bergstrom
24h 04m1 stop Orlando
$239Multiple Airlines
Sun, Sep 6 - Thu, Sep 10
Multiple Airlines Logo
7:10 pm - 11:27 amAUS  Austin Bergstrom-EYW Key West
15h 17m1 stop Orlando
Multiple Airlines Logo
10:59 am - 10:03 amEYW  Key West-AUS Austin Bergstrom
24h 04m1 stop Orlando
$240Multiple Airlines
Sun, Sep 6 - Thu, Sep 10
Multiple Airlines Logo
5:37 pm - 12:31 pmAUS  Austin Bergstrom-EYW Key West
17h 54m2 stops Atlanta Hartsfield-Jackson Tampa
Multiple Airlines Logo
10:59 am - 10:03 amEYW  Key West-AUS Austin Bergstrom
24h 04m1 stop Orlando
$247Multiple Airlines
Sun, Sep 6 - Thu, Sep 10
Multiple Airlines Logo
10:58 am - 11:35 amAUS  Austin Bergstrom-EYW Key West
23h 37m1 stop Orlando
Multiple Airlines Logo
10:04 am - 5:48 pmEYW  Key West-AUS Austin Bergstrom
32h 44m2 stops Tampa Atlanta Hartsfield-Jackson
$259Multiple Airlines
Sat, Sep 26 - Sat, Oct 3
American Airlines Logo
7:05 am - 1:03 pmAUS  Austin Bergstrom-EYW Key West
4h 58m1 stop Miami
American Airlines Logo
10:24 am - 3:51 pmEYW  Key West-AUS Austin Bergstrom
6h 27m1 stop Miami
$295American Airlines
Sat, Oct 24 - Tue, Oct 27
American Airlines Logo
7:00 am - 1:03 pmAUS  Austin Bergstrom-EYW Key West
5h 03m1 stop Miami
American Airlines Logo
2:34 pm - 9:33 pmEYW  Key West-AUS Austin Bergstrom
7h 59m1 stop Dallas/Fort Worth
$295American Airlines
Sat, Oct 24 - Tue, Oct 27
Delta Logo
1:34 pm - 8:00 pmAUS  Austin Bergstrom-EYW Key West
5h 26m1 stop Atlanta Hartsfield-Jackson
Delta Logo
2:00 pm - 8:28 pmEYW  Key West-AUS Austin Bergstrom
7h 28m1 stop Atlanta Hartsfield-Jackson
$295Delta
Sat, Oct 3 - Tue, Oct 6
Delta Logo
11:14 am - 8:00 pmAUS  Austin Bergstrom-EYW Key West
7h 46m1 stop Atlanta Hartsfield-Jackson
Delta Logo
6:19 pm - 11:13 pmEYW  Key West-AUS Austin Bergstrom
5h 54m1 stop Atlanta Hartsfield-Jackson
$295Delta
Sat, Sep 12 - Sat, Sep 19
Delta Logo
5:15 am - 12:53 pmAUS  Austin Bergstrom-EYW Key West
6h 38m1 stop Atlanta Hartsfield-Jackson
Delta Logo
6:19 pm - 11:13 pmEYW  Key West-AUS Austin Bergstrom
5h 54m1 stop Atlanta Hartsfield-Jackson
$295Delta
Tue, Sep 8 - Tue, Sep 15
American Airlines Logo
11:55 am - 7:17 pmAUS  Austin Bergstrom-EYW Key West
6h 22m1 stop Miami
American Airlines Logo
2:15 pm - 7:24 pmEYW  Key West-AUS Austin Bergstrom
6h 09m1 stop Charlotte Douglas
$312American Airlines
Fri, Oct 2 - Tue, Oct 6

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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
Oct 24
AUS7:00 amAustin Bergstrom
5h 03m
1 stop
EYW1:03 pmKey West
Oct 27
EYW2:34 pmKey West
7h 59m
1 stop
AUS9:33 pmAustin Bergstrom
$295
American Airlines
Sep 5
AUS10:52 amAustin Bergstrom
6h 48m
1 stop
EYW6:40 pmKey West
Sep 11
EYW10:21 amKey West
7h 50m
1 stop
AUS5:11 pmAustin Bergstrom
$329
American Airlines
Aug 26
AUS12:07 pmAustin Bergstrom
6h 32m
1 stop
EYW7:39 pmKey West
Sep 2
EYW11:30 amKey West
6h 35m
1 stop
AUS5:05 pmAustin Bergstrom
$354

Delta flights from Austin to Key West

Our best Delta deals on Austin to Key West flight tickets
Delta
Sep 5
AUS1:34 pmAustin Bergstrom
5h 23m
1 stop
EYW7:57 pmKey West
Sep 9
EYW6:19 pmKey West
5h 54m
1 stop
AUS11:13 pmAustin Bergstrom
$312
Delta
Aug 13
AUS6:05 amAustin Bergstrom
12h 52m
2 stops
EYW7:57 pmKey West
Aug 16
EYW11:48 amKey West
11h 47m
2 stops
AUS10:35 pmAustin Bergstrom
$1,848

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 August 10, 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 Austin Bergstrom - EYW Key West

AUSEYW

Austin Bergstrom

Sun 9/6

7:10 pm-11:27 am

1 stop15h 17m

Key West

Thu 9/10

10:59 am-10:03 am

1 stop24h 04m

$239

AustinKey West

AUS Austin Bergstrom - EYW Key West

AUSEYW

Austin Bergstrom

Sun 9/6

7:10 pm-11:27 am

1 stop15h 17m

Key West

Thu 9/10

10:59 am-10:03 am

1 stop24h 04m

$240

AustinKey West

AUS Austin Bergstrom - EYW Key West

AUSEYW

Austin Bergstrom

Sun 9/6

5:37 pm-12:31 pm

2 stops17h 54m

Key West

Thu 9/10

10:59 am-10:03 am

1 stop24h 04m

$247

AustinKey West

AUS Austin Bergstrom - EYW Key West

AUSEYW

Austin Bergstrom

Sat 9/26

10:58 am-11:35 am

1 stop23h 37m

Key West

Sat 10/3

10:04 am-5:48 pm

2 stops32h 44m

$259
Quickest round-trip

AustinKey West

AUS Austin Bergstrom - EYW Key West

AUSEYW

Austin Bergstrom

Sat 10/24

7:05 am-1:03 pm

1 stop4h 58m

Key West

Tue 10/27

10:24 am-3:51 pm

1 stop6h 27m

$295

AustinKey West

AUS Austin Bergstrom - EYW Key West

AUSEYW

Austin Bergstrom

Sat 10/24

7:00 am-1:03 pm

1 stop5h 03m

Key West

Tue 10/27

2:34 pm-9:33 pm

1 stop7h 59m

$295

AustinKey West

AUS Austin Bergstrom - EYW Key West

AUSEYW

Austin Bergstrom

Sat 10/3

1:34 pm-8:00 pm

1 stop5h 26m

Key West

Tue 10/6

2:00 pm-8:28 pm

1 stop7h 28m

$295

AustinKey West

AUS Austin Bergstrom - EYW Key West

AUSEYW

Austin Bergstrom

Sat 9/12

11:14 am-8:00 pm

1 stop7h 46m

Key West

Sat 9/19

6:19 pm-11:13 pm

1 stop5h 54m

$295

AustinKey West

AUS Austin Bergstrom - EYW Key West

AUSEYW

Austin Bergstrom

Tue 9/8

5:15 am-12:53 pm

1 stop6h 38m

Key West

Tue 9/15

6:19 pm-11:13 pm

1 stop5h 54m

$295

AustinKey West

AUS Austin Bergstrom - EYW Key West

AUSEYW

Austin Bergstrom

Fri 10/2

11:55 am-7:17 pm

1 stop6h 22m

Key West

Tue 10/6

2:15 pm-7:24 pm

1 stop6h 09m

$312

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?

Prices are currently low for flights on this route.

Typical prices usually range from $319 to $408.
The lowest price recently found on this route was $239.

What is the cheapest month to fly to Key West?

In general, January 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 $301. If you are unable to visit Key West during the month of January, then departing from Austin during the month September is also very affordable. Most momondo users find prices during this month for around $349.

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 $431 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 $258 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 58m

Direct flights

None
The fastest flight from Austin to Key West takes 4h 58m
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 58m.

  • 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
7.8
8,497 reviews
Search Delta flights
American AirlinesPriceFrom $230Free CancellationRating
7.1
11,897 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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