SAT - EYW
$185 Find Cheap Flights from San Antonio to Key West - Compare and Save
This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from San Antonio to Key West departing on 11/2. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
Everything you should know
Cheapest round-trip
$334
Typical prices: $338-$676
Breeze Airways
Mon 11/5Mon 11/12
SAT - EYW • 1 stop
Cheapest one-way
$185
Typical prices: $309-$459
Breeze Airways
Fri 11/2
SAT - EYW • 2 stops
Flight Deals
Cheap Flights from San Antonio to Key West (SAT-EYW)
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from San Antonio to Key West that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.
Recent round-trip flight deals from San Antonio to Key West
Thu, Nov 5 - Thu, Nov 12
9:25 am - 11:19 amSAT San Antonio-EYW Key West
24h 54m1 stop Raleigh-Durham
8:54 pm - 5:43 pmEYW Key West-SAT San Antonio
21h 49m2 stops Orlando Sanford Intl Memphis
$334Multiple Airlines
Tue, Jan 5 - Sat, Jan 9
6:04 am - 12:43 pmSAT San Antonio-EYW Key West
5h 39m1 stop Charlotte Douglas
6:01 pm - 11:50 pmEYW Key West-SAT San Antonio
6h 49m1 stop Miami
$349American Airlines
Fri, Nov 6 - Fri, Nov 13
11:00 am - 8:01 pmSAT San Antonio-EYW Key West
8h 01m1 stop Atlanta Hartsfield-Jackson
6:08 pm - 12:33 amEYW Key West-SAT San Antonio
7h 25m1 stop Atlanta Hartsfield-Jackson
$349Delta
Sat, Nov 7 - Fri, Nov 13
1:56 pm - 8:01 pmSAT San Antonio-EYW Key West
5h 05m1 stop Atlanta Hartsfield-Jackson
6:08 pm - 12:33 amEYW Key West-SAT San Antonio
7h 25m1 stop Atlanta Hartsfield-Jackson
$349Delta
Tue, Jan 5 - Sat, Jan 9
6:04 am - 12:43 pmSAT San Antonio-EYW Key West
5h 39m1 stop Charlotte Douglas
6:01 pm - 11:50 pmEYW Key West-SAT San Antonio
6h 49m1 stop Miami
$353American Airlines
Mon, Jan 4 - Sat, Jan 9
6:04 am - 4:06 pmSAT San Antonio-EYW Key West
9h 02m1 stop Charlotte Douglas
6:01 pm - 11:50 pmEYW Key West-SAT San Antonio
6h 49m1 stop Miami
$374American Airlines
Thu, Apr 1 - Tue, Apr 6
10:45 am - 7:43 pmSAT San Antonio-EYW Key West
7h 58m1 stop Atlanta Hartsfield-Jackson
2:35 pm - 8:22 pmEYW Key West-SAT San Antonio
6h 47m1 stop Atlanta Hartsfield-Jackson
$374Delta
Fri, Nov 6 - Fri, Nov 13
8:11 pm - 9:04 amSAT San Antonio-EYW Key West
35h 53m2 stops Denver Intl Tampa
10:59 am - 4:18 pmEYW Key West-SAT San Antonio
6h 19m1 stop Orlando
$401Multiple Airlines
Sat, Nov 7 - Fri, Nov 13
8:20 pm - 8:30 amSAT San Antonio-EYW Key West
35h 10m2 stops Denver Intl Orlando
10:59 am - 4:18 pmEYW Key West-SAT San Antonio
6h 19m1 stop Orlando
$407Multiple Airlines
Thu, Nov 12 - Sun, Nov 15
9:25 am - 7:35 amSAT San Antonio-EYW Key West
21h 10m2 stops Raleigh-Durham Orlando
8:54 pm - 4:18 pmEYW Key West-SAT San Antonio
20h 24m1 stop Orlando Sanford Intl
$411Multiple Airlines
Recent one-way flight deals from San Antonio to Key West
Mon, Nov 2
12:38 pm - 12:36 pmSAT San Antonio-EYW Key West
22h 58m2 stops Memphis Tampa
$185Breeze Airways
Mon, Nov 2
12:38 pm - 12:36 pmSAT San Antonio-EYW Key West
22h 58m3 stops Memphis Raleigh-Durham Tampa
$240Breeze Airways
Wed, Nov 18
10:29 pm - 10:19 amSAT San Antonio-EYW Key West
34h 50m2 stops Las Vegas Harry Reid Intl Orlando
$247Multiple Airlines
Mon, Nov 2
6:37 am - 3:29 pmSAT San Antonio-EYW Key West
7h 52m1 stop Chicago O'Hare Intl
$319United Airlines
Wed, Nov 18
6:34 am - 3:29 pmSAT San Antonio-EYW Key West
7h 55m1 stop Chicago O'Hare Intl
$319United Airlines
Wed, Nov 18
8:20 pm - 10:19 amSAT San Antonio-EYW Key West
36h 59m3 stops Denver Intl Atlanta Hartsfield-Jackson Orlando
$323Multiple Airlines
Wed, Nov 18
1:44 pm - 8:00 pmSAT San Antonio-EYW Key West
5h 16m1 stop Atlanta Hartsfield-Jackson
$531Delta
Wed, Nov 18
5:00 am - 10:44 amSAT San Antonio-EYW Key West
4h 44m1 stop Miami
$616American Airlines
Wed, Nov 18
7:27 am - 5:15 pmSAT San Antonio-EYW Key West
8h 48m2 stops Charlotte Douglas Miami
$675American Airlines
Wed, Nov 18
7:27 am - 5:15 pmSAT San Antonio-EYW Key West
8h 48m2 stops Charlotte Douglas Miami
$732American Airlines
Booking Insights
Price, demand and travel trends for San Antonio to Key West flights
Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.
Prices
Airlines
Layovers
What's the cheapest day of the week to fly from San Antonio to Key West?
Based on deals KAYAK users found in the last 12 months, Friday is the cheapest day of the week to fly from San Antonio to Key West. It’s 16% cheaper than the average day, while Sunday is the most expensive, with prices 39% higher.
What’s the cheapest month to fly from San Antonio to Key West?
KAYAK internal proprietary data takes all prices for each month over the last 12 months for round-trip flights from San Antonio to Key West, removes the top 0.1% to account for outliers and then takes the median of all values for each month.•April is the cheapest month to fly from San Antonio to Key West at $258 round-trip.
•February ($676) and March ($653) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 162% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.
What’s the most popular layover airport when flying from San Antonio to Key West?
KAYAK data for 1-stop round-trips over the past 3 months. Only counts itineraries with the same layover on both legs.Atlanta Hartsfield-Jackson (ATL) is the most popular layover for the San Antonio to Key West route. 46% of KAYAK users who booked 1-stop round-trips over the past 3 months connected via ATL.
What is the cheapest layover airport when flying from San Antonio to Key West?
Flights via Chicago O'Hare Intl (ORD) offer the most affordable fares, with an average round-trip price of $258. Based on KAYAK data over the past 3 months.
Key details for San Antonio to Key West flights
Low season | November |
|---|---|
High season | June |
Cheapest flight | $185 |
When to book flights from San Antonio to Key West
Are your dates flexible? Find out the best times to travel from San Antonio to Key West based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.
Your San Antonio to Key West flight questions, answered
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Your guide to booking San Antonio to Key West flights
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Cabin class types available on flights from San Antonio to Key West
Cabin classes available on flights from San Antonio to Key West. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.
Find direct flights to and from San Antonio and Key West
Flights from domestic origins to Key West
More flights to Key West. Prices are the lowest found on KAYAK in the last 7 days. Price and availability is not guaranteed.
Flights to other popular destinations
The most popular flights on KAYAK according to clicks in the last 2 weeks. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.