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Cheap flights from Key West to Austin from $138

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Key West to Austin departing on 3/10. 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

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Spirit Airlines Logo
2:35 pm - 12:24 am
EYW
-
AUS
10h 49m
1 stop
Spirit Airlines Logo
6:12 am - 1:37 pm
AUS
-
EYW
6h 25m
1 stop
$189Spirit Airlines
Fri, Mar 27 - Mon, Apr 6
Spirit Airlines Logo
12:25 pm - 12:24 am
EYW
-
AUS
12h 59m
1 stop
Spirit Airlines Logo
4:59 pm - 11:30 am
AUS
-
EYW
17h 31m
1 stop
$199Spirit Airlines
Wed, Apr 1 - Tue, Apr 7
Spirit Airlines Logo
12:25 pm - 12:24 am
EYW
-
AUS
12h 59m
1 stop
Spirit Airlines Logo
4:59 pm - 11:30 am
AUS
-
EYW
17h 31m
1 stop
$212Spirit Airlines
Thu, Apr 2 - Wed, Apr 8
Spirit Airlines Logo
12:25 pm - 12:24 am
EYW
-
AUS
12h 59m
1 stop
Spirit Airlines Logo
6:12 am - 1:37 pm
AUS
-
EYW
6h 25m
1 stop
$217Spirit Airlines
Tue, Mar 31 - Mon, Apr 6
Spirit Airlines Logo
12:25 pm - 12:24 am
EYW
-
AUS
12h 59m
1 stop
Spirit Airlines Logo
8:12 pm - 11:30 am
AUS
-
EYW
14h 18m
2 stops
$220Spirit Airlines
Wed, Apr 1 - Tue, Apr 7
American Airlines Logo
7:42 pm - 12:09 am
EYW
-
AUS
5h 27m
1 stop
American Airlines Logo
10:33 am - 7:12 pm
AUS
-
EYW
7h 39m
1 stop
$225American Airlines
Wed, Apr 1 - Mon, Apr 6
Delta Logo
6:25 pm - 12:20 am
EYW
-
AUS
6h 55m
1 stop
Delta Logo
1:24 pm - 7:41 pm
AUS
-
EYW
5h 17m
1 stop
$228Delta
Wed, Apr 1 - Mon, Apr 6
American Airlines Logo
2:06 pm - 10:37 pm
EYW
-
AUS
9h 31m
1 stop
American Airlines Logo
1:55 pm - 10:58 pm
AUS
-
EYW
8h 03m
2 stops
$230American Airlines
Thu, Apr 2 - Tue, Apr 7
Spirit Airlines Logo
2:35 pm - 12:24 am
EYW
-
AUS
10h 49m
1 stop
Spirit Airlines Logo
8:12 pm - 11:30 am
AUS
-
EYW
14h 18m
2 stops
$233Spirit Airlines
Fri, Apr 3 - Wed, Apr 8
Spirit Airlines Logo
2:35 pm - 12:24 am
EYW
-
AUS
10h 49m
1 stop
Spirit Airlines Logo
8:12 pm - 11:30 am
AUS
-
EYW
14h 18m
2 stops
$239Spirit Airlines
Fri, Mar 27 - Mon, Apr 6

Spirit Airlines flights from Key West to Austin

Our best Spirit Airlines deals on Key West to Austin flight tickets
Spirit Airlines
Mar 27
EYW2:35 pmKey West
10h 49m
1 stop
AUS12:24 amAustin Bergstrom
Apr 6
AUS6:12 amAustin Bergstrom
6h 25m
1 stop
EYW1:37 pmKey West
$189
Spirit Airlines
Apr 1
EYW12:25 pmKey West
12h 59m
1 stop
AUS12:24 amAustin Bergstrom
Apr 7
AUS4:59 pmAustin Bergstrom
17h 31m
1 stop
EYW11:30 amKey West
$199
Spirit Airlines
Apr 2
EYW12:25 pmKey West
12h 59m
1 stop
AUS12:24 amAustin Bergstrom
Apr 8
AUS4:59 pmAustin Bergstrom
17h 31m
1 stop
EYW11:30 amKey West
$212

American Airlines flights from Key West to Austin

Our best American Airlines deals on Key West to Austin flight tickets
American Airlines
Apr 1
EYW7:42 pmKey West
5h 27m
1 stop
AUS12:09 amAustin Bergstrom
Apr 6
AUS10:33 amAustin Bergstrom
7h 39m
1 stop
EYW7:12 pmKey West
$225
American Airlines
Apr 2
EYW2:06 pmKey West
9h 31m
1 stop
AUS10:37 pmAustin Bergstrom
Apr 7
AUS1:55 pmAustin Bergstrom
8h 03m
2 stops
EYW10:58 pmKey West
$230
American Airlines
Mar 27
EYW7:42 pmKey West
5h 27m
1 stop
AUS12:09 amAustin Bergstrom
Apr 6
AUS10:33 amAustin Bergstrom
7h 39m
1 stop
EYW7:12 pmKey West
$259

momondo Fare Finder

 
Customize your flight search to find flights from Key West to Austin 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 February 17, 2026.
Use the filters below to find and compare flights from Key West to Austin that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Key WestAustin

EYW - AUS

EYWAUS

Key West

Fri 3/27

2:35 pm-12:24 am

1 stop10h 49m

Austin Bergstrom

Mon 4/6

6:12 am-1:37 pm

1 stop6h 25m

$189

Key WestAustin

EYW - AUS

EYWAUS

Key West

Wed 4/1

12:25 pm-12:24 am

1 stop12h 59m

Austin Bergstrom

Tue 4/7

4:59 pm-11:30 am

1 stop17h 31m

$199

Key WestAustin

EYW - AUS

EYWAUS

Key West

Thu 4/2

12:25 pm-12:24 am

1 stop12h 59m

Austin Bergstrom

Wed 4/8

4:59 pm-11:30 am

1 stop17h 31m

$212

Key WestAustin

EYW - AUS

EYWAUS

Key West

Tue 3/31

12:25 pm-12:24 am

1 stop12h 59m

Austin Bergstrom

Mon 4/6

6:12 am-1:37 pm

1 stop6h 25m

$217

Key WestAustin

EYW - AUS

EYWAUS

Key West

Wed 4/1

12:25 pm-12:24 am

1 stop12h 59m

Austin Bergstrom

Tue 4/7

8:12 pm-11:30 am

2 stops14h 18m

$220

Key WestAustin

EYW - AUS

EYWAUS

Key West

Wed 4/1

7:42 pm-12:09 am

1 stop5h 27m

Austin Bergstrom

Mon 4/6

10:33 am-7:12 pm

1 stop7h 39m

$225

Key WestAustin

EYW - AUS

EYWAUS

Key West

Wed 4/1

6:25 pm-12:20 am

1 stop6h 55m

Austin Bergstrom

Mon 4/6

1:24 pm-7:41 pm

1 stop5h 17m

$228

Key WestAustin

EYW - AUS

EYWAUS

Key West

Thu 4/2

2:06 pm-10:37 pm

1 stop9h 31m

Austin Bergstrom

Tue 4/7

1:55 pm-10:58 pm

2 stops8h 03m

$230

Key WestAustin

EYW - AUS

EYWAUS

Key West

Fri 4/3

2:35 pm-12:24 am

1 stop10h 49m

Austin Bergstrom

Wed 4/8

8:12 pm-11:30 am

2 stops14h 18m

$233

Key WestAustin

EYW - AUS

EYWAUS

Key West

Fri 3/27

2:35 pm-12:24 am

1 stop10h 49m

Austin Bergstrom

Mon 4/6

8:12 pm-11:30 am

2 stops14h 18m

$239

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 Austin from

How to get the cheapest flight ticket from Key West to Austin

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 cheapest airline that flies from Key West to Austin Bergstrom?

Spirit Airlines is the most popular carrier operating from Key West to Austin Bergstrom

When to book flights from Key West to Austin

Are you open to changing your travel dates? Check out the ideal times to fly from Key West to Austin according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Key West to Austin (EYW to AUS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Key West to Austin

Fastest flight time

9h 50m

Direct flights

None
The fastest flight from Key West to Austin takes 9h 50m
There are no direct flights from Key West to Austin. There are no popular flight routes from Key West to Austin.
Search flight deals

  • How far is Key West to Austin Bergstrom by plane?

    Austin Bergstrom is 1052.9 mi away from Key West. A reasonable flight in good conditions will take 9h 50m.

  • When did momondo last update prices for flights from Key West Airport to Austin Bergstrom Airport?

    Prices for flights from Key West Airport to Austin Bergstrom Airport are updated daily.

  • How old do you have to be to fly from Key West Airport to Austin Bergstrom 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 Key West Airport to Austin Bergstrom Airport.

  • What documentation or ID do you need to fly to Austin Bergstrom Airport?

    The travel and health documents you'll need for your trip to Austin Bergstrom Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Austin Bergstrom Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Austin?

Book flights to Austin if you plan to visit one of these locations
Fredericksburg
Wimberley
San Marcos
Round Rock
Georgetown
Canyon Lake
Marble Falls
Cedar Park
Horseshoe Bay
Dripping Springs
Pflugerville
Seguin
Kyle
Bastrop
Buda
Flatonia

Why use momondo?

Why should I use momondo to find a flight deal from Key West to Austin?

It is quick and easy to find Key West to Austin flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Austin that suits you.

Can I find flights from Key West to Austin with flexible booking policies on momondo?

Yes. All flights to Austin from Key West on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Key West to Austin?

Once you have performed a search for Key West to Austin flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Key West to Austin right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Key West to Austin flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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