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San Antonio

$71+ Cheap flights from Florida Keys to San Antonio (SAT)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/1. Fares are subject to change and may not be available on all flights or dates of travel.
EYW — SAT
Apr 9 — Apr 161
Wed 4/9
Wed 4/16
1 adult, Economy
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Cheap flight deals from Florida Keys to San Antonio

Keep the following information in mind while searching for Florida Keys to San Antonio flight deals. Data was last updated April 4, 2025.

Round-trip from

$163
(Cheapflightsfares)

One-way from

$71
(Kiwi.com)

Popular in

December

Cheapest in

May

Average price

$411
From Florida Keys to San Antonio
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One-way flight from Florida Keys to San Antonio
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Highest demand for flights based on searches. 28% potential increase in price ($145 potential increase over avg. RT price).
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Cheapest flight prices on average. 8% potential price decrease ($31 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Florida Keys to San Antonio

Cheapest flights from Florida Keys to San Antonio
Explore the most affordable flight options available from Florida Keys to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 4, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 4/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/258:58 amMIA - SAT
1 stop12h 03mSpirit Airlines
Sun 4/278:56 pmSAT - MIA
1 stop9h 57mSpirit Airlines
Deal found 4/4$163
This CheapOair deal was found by Cheapflights users on 4/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/276:00 amMIA - SAT
1 stop11h 52mMultiple Airlines
Thu 5/16:31 pmSAT - MIA
1 stop10h 46mMultiple Airlines
Deal found 4/3$188
This Frontier deal was found by Cheapflights users on 4/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/96:00 amMIA - SAT
1 stop9h 17mFrontier
Sun 5/118:25 pmSAT - MIA
1 stop7h 57mFrontier
Deal found 4/2$198
This American Airlines deal was found by Cheapflights users on 4/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/202:28 pmMIA - SAT
Nonstop3h 20mAmerican Airlines
Sat 5/245:37 pmSAT - MIA
Nonstop2h 52mAmerican Airlines
Deal found 4/3$275
This Delta deal was found by Cheapflights users on 4/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/110:25 amMIA - SAT
1 stop8h 04mDelta
Mon 5/56:25 pmSAT - MIA
1 stop5h 23mDelta
Deal found 4/4$289
This Southwest deal was found by Cheapflights users on 4/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/87:35 amMIA - SAT
2 stops8h 25mSouthwest
Wed 4/912:50 pmSAT - MIA
1 stop7h 05mSouthwest
Deal found 4/3$334

Cheapflights Fare Finder

Customize your flight search to find flights from Florida Keys to San Antonio 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, Cheapflights users made 2,558,603 searches. Data last updated April 4, 2025.
Use the filters below to find and compare flights from Florida Keys to San Antonio that are best for you.

Fly from

Florida Keys

Fly to

San Antonio

Route

Depart

Return

Price

MiamiSan Antonio

MIA - SAT

MIASAT

Miami

Fri 4/25

8:58 am-8:01 pm

1 stop12h 03m

San Antonio

Sun 4/27

8:56 pm-7:53 am

1 stop9h 57m

$163

MiamiSan Antonio

MIA - SAT

MIASAT

Miami

Sun 4/27

6:00 am-4:52 pm

1 stop11h 52m

San Antonio

Thu 5/1

6:31 pm-6:17 am

1 stop10h 46m

$188

MiamiSan Antonio

MIA - SAT

MIASAT

Miami

Fri 5/9

6:00 am-2:17 pm

1 stop9h 17m

San Antonio

Sun 5/11

8:25 pm-5:22 am

1 stop7h 57m

$198

MiamiSan Antonio

MIA - SAT

MIASAT

Miami

Tue 5/20

2:28 pm-4:48 pm

Nonstop3h 20m

San Antonio

Sat 5/24

5:37 pm-9:29 pm

Nonstop2h 52m

$275

MiamiSan Antonio

MIA - SAT

MIASAT

Miami

Thu 5/1

10:25 am-5:29 pm

1 stop8h 04m

San Antonio

Mon 5/5

6:25 pm-12:48 am

1 stop5h 23m

$289

MiamiSan Antonio

MIA - SAT

MIASAT

Miami

Tue 7/29

12:00 pm-11:00 pm

1 stop12h 00m

San Antonio

Tue 8/5

11:00 am-9:00 pm

2 stops9h 00m

$338

MiamiSan Antonio

MIA - SAT

MIASAT

Miami

Wed 4/30

7:23 am-3:45 pm

1 stop9h 22m

San Antonio

Fri 5/2

12:19 pm-8:34 pm

1 stop7h 15m

$375

MiamiSan Antonio

MIA - SAT

MIASAT

Miami

Thu 5/1

8:58 am-8:01 pm

1 stop12h 03m

$71

MiamiSan Antonio

MIA - SAT

MIASAT

Miami

Sun 4/27

6:00 am-4:52 pm

1 stop11h 52m

$106

MiamiSan Antonio

MIA - SAT

MIASAT

Miami

Wed 4/16

7:35 am-2:55 pm

1 stop8h 20m

$145

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/2

Showing 1-10 of 13 results
1
2

Best time to book a flight from Florida Keys to San Antonio

Have a flexible travel schedule? Discover the best time to fly to San Antonio from Florida Keys with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Florida Keys to San Antonio

What is the cheapest time of day to fly from EOA to SAT?

Find hourly flight availability from Florida Keys to San Antonio. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 4, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Florida Keys to San Antonio as you normally would.

Rainfall in San Antonio by month

Plan your trip to San Antonio by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Antonio ranges from 1.6 - 3.7 inches per month. May is typically the wettest month, when rainfall can reach 3.7 in. December is typically the driest time to visit San Antonio when rainfall is around 1.6 in.

Temperature in San Antonio by month

Plan your trip to San Antonio by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Antonio, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing San Antonio

Get insights into the airlines that provide service to San Antonio. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Antonio. Reviews last updated April 4, 2025.
Get a feel of what it's like to fly with Southwest, Delta and United Airlines from Florida Keys to San Antonio by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,276 reviews

Crew

8.6

Food

7.1

Overall

8.0

Comfort

8.0

Boarding

8.2

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Southwest
8.0
Very good
4,276 reviews
Southwest
8.0
Very good
4,276 reviews

Crew

8.6

Food

7.1

Overall

8.0

Comfort

8.0

Boarding

8.2

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Delta
8.0
Very good
7,899 reviews
Southwest
8.0
Very good
4,276 reviews

Crew

8.6

Food

7.1

Overall

8.0

Comfort

8.0

Boarding

8.2

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
United Airlines
7.4
Good
8,618 reviews
Southwest
8.0
Very good
4,276 reviews

Crew

8.6

Food

7.1

Overall

8.0

Comfort

8.0

Boarding

8.2

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,276 reviews

Crew

8.6

Food

7.1

Overall

8.0

Comfort

8.0

Boarding

8.2

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Spirit Airlines
6.3
Okay
7,890 reviews
Southwest
8.0
Very good
4,276 reviews

Crew

8.6

Food

7.1

Overall

8.0

Comfort

8.0

Boarding

8.2

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Related info for your journey

Find useful and relevant information for your journey from Florida Keys to San Antonio. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to San Antonio from Florida Keys?

    San Antonio (SAT) is the airport you will fly into if you book a flight from Florida Keys to San Antonio. It is only a 7.6 mi journey from San Antonio (SAT) to San Antonio’s city center.

  • What are the cheapest airlines to fly from Florida Keys to San Antonio one-way?

    One-way options have recently been found by users for as low as $71 on Spirit Airlines. Other airlines that offer cheap prices include Frontier from $106 and Southwest from $145 one-way.

  • Can I find deals for flights from Florida Keys to San Antonio that include hotel bookings?

    Yes. In addition to deals on Florida Keys to San Antonio flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Florida Keys to San Antonio?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Florida Keys to San Antonio.

  • Can I find deals for business class flights from Florida Keys to San Antonio?

    Yes. Cheapflights offers flight deals from Florida Keys to San Antonio by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Florida Keys to San Antonio?

    Currently, August is the cheapest month in which you can book a flight from Florida Keys to San Antonio (average of $295). Flying from Florida Keys to San Antonio in March is currently the most expensive (average of $376). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Florida Keys?

Book flights to Florida Keys if you plan to visit one of these locations
New Braunfels

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Top 2 airlines flying from Florida Keys to San Antonio

Discover the top 2 airlines that operate flights from Florida Keys to San Antonio. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$197Average$313FlexibilityNo cancel feeOn-time71%
DeltaCheapest$323Average$403FlexibilityNo cancel feeOn-timeN/A

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