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Cheap flights from San Antonio to Key West from $164

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from San Antonio to Key West

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
9:22 am - 4:55 pmSAT  San Antonio-EYW Key West
6h 33m1 stop Dallas/Fort Worth
American Airlines Logo
2:45 pm - 10:00 pmEYW  Key West-SAT San Antonio
8h 15m1 stop Dallas/Fort Worth
$329American Airlines
Tue, Dec 15 - Mon, Dec 21
American Airlines Logo
6:04 am - 4:04 pmSAT  San Antonio-EYW Key West
9h 00m1 stop Charlotte Douglas
American Airlines Logo
6:26 pm - 11:59 pmEYW  Key West-SAT San Antonio
6h 33m1 stop Charlotte Douglas
$329American Airlines
Mon, Jan 4 - Sat, Jan 9
American Airlines Logo
6:04 am - 1:59 pmSAT  San Antonio-EYW Key West
6h 55m1 stop Charlotte Douglas
American Airlines Logo
6:26 pm - 11:59 pmEYW  Key West-SAT San Antonio
6h 33m1 stop Charlotte Douglas
$329American Airlines
Tue, Jan 5 - Sat, Jan 9
American Airlines Logo
6:04 am - 12:43 pmSAT  San Antonio-EYW Key West
5h 39m1 stop Charlotte Douglas
American Airlines Logo
5:52 pm - 10:35 pmEYW  Key West-SAT San Antonio
5h 43m1 stop Miami
$329American Airlines
Tue, Jan 5 - Sat, Jan 9
Delta Logo
10:45 am - 7:43 pmSAT  San Antonio-EYW Key West
7h 58m1 stop Atlanta Hartsfield-Jackson
Delta Logo
7:00 am - 1:22 pmEYW  Key West-SAT San Antonio
7h 22m1 stop Atlanta Hartsfield-Jackson
$349Delta
Fri, Jan 29 - Fri, Feb 5
Delta Logo
10:45 am - 7:43 pmSAT  San Antonio-EYW Key West
7h 58m1 stop Atlanta Hartsfield-Jackson
Delta Logo
7:00 am - 1:22 pmEYW  Key West-SAT San Antonio
7h 22m1 stop Atlanta Hartsfield-Jackson
$349Delta
Sat, Jan 30 - Fri, Feb 5
Delta Logo
10:45 am - 7:43 pmSAT  San Antonio-EYW Key West
7h 58m1 stop Atlanta Hartsfield-Jackson
Delta Logo
6:00 pm - 10:27 pmEYW  Key West-SAT San Antonio
5h 27m1 stop Atlanta Hartsfield-Jackson
$349Delta
Fri, Jan 29 - Wed, Feb 3
Breeze Airways Logo
9:25 am - 11:19 amSAT  San Antonio-EYW Key West
24h 54m1 stop Raleigh-Durham
Breeze Airways Logo
10:04 am - 8:45 amEYW  Key West-SAT San Antonio
23h 41m2 stops Tampa Raleigh-Durham
$354Breeze Airways
Sun, Sep 27 - Wed, Sep 30
Multiple Airlines Logo
9:07 pm - 10:19 amSAT  San Antonio-EYW Key West
12h 12m1 stop Orlando
Multiple Airlines Logo
12:19 pm - 9:10 amEYW  Key West-SAT San Antonio
21h 51m2 stops Tampa Raleigh-Durham
$405Multiple Airlines
Mon, Jan 4 - Sat, Jan 9
Multiple Airlines Logo
9:25 am - 10:19 amSAT  San Antonio-EYW Key West
23h 54m2 stops Raleigh-Durham Orlando
Multiple Airlines Logo
10:59 am - 9:18 amEYW  Key West-SAT San Antonio
23h 19m1 stop Orlando
$454Multiple Airlines
Thu, Nov 5 - Sun, Nov 8

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Delta flights from San Antonio to Key West

Our best Delta deals on San Antonio to Key West flight tickets
Delta
Jan 29
SAT10:45 amSan Antonio
7h 58m
1 stop
EYW7:43 pmKey West
Feb 5
EYW7:00 amKey West
7h 22m
1 stop
SAT1:22 pmSan Antonio
$349
Delta
Jan 29
SAT10:45 amSan Antonio
5h 26m
1 stop
EYW5:11 pmKey West
Feb 6
EYW6:00 pmKey West
7h 28m
1 stop
SAT12:28 amSan Antonio
$390
Delta
Nov 18
SAT1:44 pmSan Antonio
5h 16m
1 stop
EYW8:00 pmKey West
Nov 23
EYW6:05 pmKey West
7h 28m
1 stop
SAT12:33 amSan Antonio
$410

American Airlines flights from San Antonio to Key West

Our best American Airlines deals on San Antonio to Key West flight tickets
American Airlines
Jan 4
SAT6:04 amSan Antonio
9h 00m
1 stop
EYW4:04 pmKey West
Jan 9
EYW6:26 pmKey West
6h 33m
1 stop
SAT11:59 pmSan Antonio
$329
American Airlines
Oct 5
SAT11:51 amSan Antonio
5h 58m
1 stop
EYW6:49 pmKey West
Oct 14
EYW4:45 pmKey West
7h 11m
1 stop
SAT10:56 pmSan Antonio
$330
American Airlines
Nov 18
SAT5:00 amSan Antonio
4h 44m
1 stop
EYW10:44 amKey West
Nov 23
EYW4:43 pmKey West
6h 56m
1 stop
SAT10:39 pmSan Antonio
$396

momondo Fare Finder

 
Use the filters below to find and compare flights from San Antonio to Key West that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San AntonioKey West

SAT San Antonio - EYW Key West

SATEYW

San Antonio

Tue 12/15

9:22 am-4:55 pm

1 stop6h 33m

Key West

Mon 12/21

2:45 pm-10:00 pm

1 stop8h 15m

$329

San AntonioKey West

SAT San Antonio - EYW Key West

SATEYW

San Antonio

Mon 1/4

6:04 am-4:04 pm

1 stop9h 00m

Key West

Sat 1/9

6:26 pm-11:59 pm

1 stop6h 33m

$329

San AntonioKey West

SAT San Antonio - EYW Key West

SATEYW

San Antonio

Tue 1/5

6:04 am-1:59 pm

1 stop6h 55m

Key West

Sat 1/9

6:26 pm-11:59 pm

1 stop6h 33m

$329
Quickest round-trip

San AntonioKey West

SAT San Antonio - EYW Key West

SATEYW

San Antonio

Tue 1/5

6:04 am-12:43 pm

1 stop5h 39m

Key West

Sat 1/9

5:52 pm-10:35 pm

1 stop5h 43m

$329

San AntonioKey West

SAT San Antonio - EYW Key West

SATEYW

San Antonio

Fri 1/29

10:45 am-7:43 pm

1 stop7h 58m

Key West

Fri 2/5

7:00 am-1:22 pm

1 stop7h 22m

$349

San AntonioKey West

SAT San Antonio - EYW Key West

SATEYW

San Antonio

Sat 1/30

10:45 am-7:43 pm

1 stop7h 58m

Key West

Fri 2/5

7:00 am-1:22 pm

1 stop7h 22m

$349

San AntonioKey West

SAT San Antonio - EYW Key West

SATEYW

San Antonio

Fri 1/29

10:45 am-7:43 pm

1 stop7h 58m

Key West

Wed 2/3

6:00 pm-10:27 pm

1 stop5h 27m

$349

San AntonioKey West

SAT San Antonio - EYW Key West

SATEYW

San Antonio

Sun 9/27

9:25 am-11:19 am

1 stop24h 54m

Key West

Wed 9/30

10:04 am-8:45 am

2 stops23h 41m

$354

San AntonioKey West

SAT San Antonio - EYW Key West

SATEYW

San Antonio

Mon 1/4

9:07 pm-10:19 am

1 stop12h 12m

Key West

Sat 1/9

12:19 pm-9:10 am

2 stops21h 51m

$405

San AntonioKey West

SAT San Antonio - EYW Key West

SATEYW

San Antonio

Thu 11/5

9:25 am-10:19 am

2 stops23h 54m

Key West

Sun 11/8

10:59 am-9:18 am

1 stop23h 19m

$454

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
1
2

See travel insights to Key West from

How to get the cheapest flight ticket from San Antonio 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 San Antonio and Key West?

Prices are currently typical for flights on this route.

Typical prices usually range from $308 to $443.
The lowest price recently found on this route was $329.

What is the cheapest month to fly to Key West?

In general, April is the cheapest month to fly from San Antonio to Key West. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $258. If you are unable to visit Key West during the month of April, then departing from San Antonio during the month January is also very affordable. Most momondo users find prices during this month for around $284.

When to book flights from San Antonio to Key West

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

Cheap San Antonio to Key West (SAT to EYW) flight deals and tips

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

Best Price Found

$164

Fastest flight time

5h 16m

Direct flights

None
The best one-way flight to Key West from San Antonio in the past 72 hours is $164. The best round-trip flight deal from San Antonio to Key West found on momondo in the last 72 hours is $329.
The fastest flight from San Antonio to Key West takes 5h 16m
There are no direct flights from San Antonio to Key West. There are no popular flight routes from San Antonio to Key West.
Search flight deals

Frequently asked questions about flying from San Antonio to Key West

  • How far is San Antonio to Key West by plane?

    There are 1079.4 mi between San Antonio and Key West. Typically, this will take 5h 16m by plane in normal conditions.

  • When did momondo last update prices for flights from San Antonio Airport to Key West Airport?

    Prices for flights from San Antonio Airport to Key West Airport are updated daily.

  • How many operators does momondo search for flights from San Antonio Airport to Key West Airport?

  • How old do you have to be to fly from San Antonio Airport to Key West Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Antonio Airport to Key West Airport.

  • What documentation or ID do you need to fly to Key West Airport?

    The travel and health documents you'll need for your trip to Key West 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 Key West Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from San Antonio to Key West?

Best airlines flying from San Antonio to Key West

Compare and see reviews for airlines that fly from San Antonio to Key West with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $237Free CancellationRating
7.1
12,045 reviews
Search American Airlines flights
DeltaPriceFrom $264Free CancellationRating
7.8
8,554 reviews
Search Delta 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 San Antonio to Key West?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from San Antonio to Key West for you.

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

Yes. momondo enables you to select and highlight flights to Key West from San Antonio with this policy.

How can momondo help me find flights from San Antonio 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 San Antonio to Key West.

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

Of course. momondo tracks the price of San Antonio to Key West 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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