Cheap flights from San Antonio to Key West (SAT - EYW) from $196

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/20. 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.
SAT — EYW
May 3 — May 101

The best prices from San Antonio to Key West are usually found in January or February, booked 79 days in advance, depart on a Saturday or Tuesday and return on a Tuesday

Cheap flight deals from San Antonio to Key West

Discover tips and strategies to find the most affordable flight options for your journey from San Antonio (SAT) to Key West (EYW). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 28, 2024.

Popular in

March

Cheapest in

January

Round-trip from

$374

One-way from

$228
High demand for flights, 23% potential price rise
Best time to find cheap flights, 14% potential price drop
From San Antonio to Key West
One-way flight from San Antonio to Key West

What is the cheapest day to fly round-trip from San Antonio to Key West?

Leaving on a Friday is a viable option for saving on travel. Heavily demanded days of the week can typically drive up the prices you see. Booking your travel for a less competitive day can save up to 30% on the overall cost on flights from San Antonio to Key West.

How far in advance should I book a flight from San Antonio to Key West?

Users have found that booking a flight from San Antonio to Key West at least 59 days early can save you up to 103% on average compared to booking a flight this week. If booking 59 days before your flight isn’t an option for you, users have found flights from San Antonio to Key West for as little as $607 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $747 for flights departing within the next 3 days.

What is the cheapest month to fly from San Antonio to Key West?

January is one of the best times of the year to fly to Key West from San Antonio. Prices for January average $505 per person but you can even find prices for as low as $338. The most expensive prices can be found in the month of March. Opting for a January flight can save you 30% on your journey compared to booking in March

When is the cheapest time to fly from San Antonio to Key West (SAT - EYW)?

It’s typically best to fly out from San Antonio to Key West in the morning. Doing so could potentially save you 15% on the flight price compared to flying at noon, which is usually more expensive.

Cheap American Airlines flights from San Antonio to Key West

Explore cheap flight options specifically provided by American Airlines for the route between San Antonio and Key West. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,991,349 searches. Data last updated April 28, 2024.
Take a peek at the cheapest American Airlines flights we've detected traveling from San Antonio to Key West. Come back soon if you're not finding the exact deal you're looking for.
Tue 8/206:34 amSAT - EYW
1 stop5h 36mAmerican Airlines
Tue 8/277:31 pmEYW - SAT
1 stop4h 38mAmerican Airlines
Deal found 4/27$196
Tue 8/206:34 amSAT - EYW
2 stops8h 53mAmerican Airlines
Tue 8/277:31 pmEYW - SAT
1 stop4h 38mAmerican Airlines
Deal found 4/27$246
Sat 7/207:00 amSAT - EYW
1 stop5h 04mAmerican Airlines
Tue 7/234:57 pmEYW - SAT
1 stop6h 54mAmerican Airlines
Deal found 4/27$258
Tue 8/208:33 amSAT - EYW
2 stops9h 27mAmerican Airlines
Tue 8/277:31 pmEYW - SAT
1 stop4h 38mAmerican Airlines
Deal found 4/27$291
Wed 7/316:10 amSAT - EYW
1 stop8h 44mAmerican Airlines
Sun 8/44:44 pmEYW - SAT
1 stop7h 07mAmerican Airlines
Deal found 4/27$297
Fri 5/108:45 amSAT - EYW
1 stop6h 42mAmerican Airlines
Wed 5/1511:42 amEYW - SAT
1 stop6h 23mAmerican Airlines
Deal found 4/27$326
Fri 5/105:17 amSAT - EYW
1 stop4h 42mAmerican Airlines
Wed 5/153:48 pmEYW - SAT
2 stops9h 26mAmerican Airlines
Deal found 4/27$331
Fri 5/108:45 amSAT - EYW
2 stops9h 16mAmerican Airlines
Wed 5/153:48 pmEYW - SAT
2 stops9h 26mAmerican Airlines
Deal found 4/27$336
Wed 8/145:24 amSAT - EYW
1 stop6h 41mAmerican Airlines
Sun 8/187:31 pmEYW - SAT
1 stop4h 38mAmerican Airlines
Deal found 4/27$343

Cheap Delta flights from San Antonio to Key West

Explore cheap flight options specifically provided by Delta for the route between San Antonio and Key West. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,991,349 searches. Data last updated April 28, 2024.
Take a gander at the lowest prices we've found on Delta flights from San Antonio to Key West. If these deals don't fit your criteria, make sure to check back soon as new deals are always added.
Tue 8/205:40 amSAT - EYW
1 stop6h 25mDelta
Tue 8/277:00 amEYW - SAT
1 stop6h 50mDelta
Deal found 4/27$198
Tue 5/1412:17 pmSAT - EYW
1 stop6h 23mDelta
Wed 5/157:05 amEYW - SAT
1 stop7h 10mDelta
Deal found 4/27$288

Cheap San Antonio to Key West flights in April & May 2024

Find cheap flight options from San Antonio to Key West specifically for the months of April and May 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,991,349 searches. Prices were last updated on April 28, 2024.
The lowest fares we've come across on flights traveling from San Antonio to Key West in April and May 2024. For more flight deals, be sure to check back very soon.
Tue 5/1412:17 pmSAT - EYW
1 stop6h 23mDelta
Wed 5/157:05 amEYW - SAT
1 stop7h 10mDelta
Deal found 4/27$288
Fri 5/108:45 amSAT - EYW
1 stop6h 42mAmerican Airlines
Wed 5/1511:42 amEYW - SAT
1 stop6h 23mAmerican Airlines
Deal found 4/27$326
Fri 5/105:17 amSAT - EYW
1 stop4h 42mAmerican Airlines
Wed 5/153:48 pmEYW - SAT
2 stops9h 26mAmerican Airlines
Deal found 4/27$331
Fri 5/108:45 amSAT - EYW
2 stops9h 16mAmerican Airlines
Wed 5/153:48 pmEYW - SAT
2 stops9h 26mAmerican Airlines
Deal found 4/27$336
Thu 5/306:14 amSAT - EYW
1 stop8h 54mAmerican Airlines
Sun 6/26:10 pmEYW - SAT
1 stop7h 04mAmerican Airlines
Deal found 4/27$410
Tue 5/147:00 amSAT - EYW
1 stop9h 24mUnited Airlines
Wed 5/1511:30 amEYW - SAT
2 stops10h 29mUnited Airlines
Deal found 4/26$475
Thu 5/307:20 amSAT - EYW
2 stops10h 41mAmerican Airlines
Sun 6/26:10 pmEYW - SAT
1 stop7h 04mAmerican Airlines
Deal found 4/27$562
Tue 5/145:20 amSAT - EYW
2 stops11h 04mUnited Airlines
Wed 5/1511:30 amEYW - SAT
2 stops12h 53mUnited Airlines
Deal found 4/27$620
Tue 5/147:30 amSAT - EYW
2 stops11h 05mUnited Airlines
Wed 5/1511:30 amEYW - SAT
2 stops10h 29mUnited Airlines
Deal found 4/26$651

San Antonio to Key West 2024 flight deals

Discover exclusive flight deals for travel between San Antonio and Key West in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,991,349 searches. Data last updated April 28, 2024.
The lowest fares we've come across on flights traveling from San Antonio to Key West in April and May 2024. For more flight deals, be sure to check back very soon.
Tue 8/206:34 amSAT - EYW
1 stop5h 36mAmerican Airlines
Tue 8/277:31 pmEYW - SAT
1 stop4h 38mAmerican Airlines
Deal found 4/27$196
Tue 8/205:40 amSAT - EYW
1 stop6h 25mDelta
Tue 8/277:00 amEYW - SAT
1 stop6h 50mDelta
Deal found 4/27$198
Tue 8/206:34 amSAT - EYW
2 stops8h 53mAmerican Airlines
Tue 8/277:31 pmEYW - SAT
1 stop4h 38mAmerican Airlines
Deal found 4/27$246
Sat 7/207:00 amSAT - EYW
1 stop5h 04mAmerican Airlines
Tue 7/234:57 pmEYW - SAT
1 stop6h 54mAmerican Airlines
Deal found 4/27$258
Tue 5/1412:17 pmSAT - EYW
1 stop6h 23mDelta
Wed 5/157:05 amEYW - SAT
1 stop7h 10mDelta
Deal found 4/27$288
Tue 8/208:33 amSAT - EYW
2 stops9h 27mAmerican Airlines
Tue 8/277:31 pmEYW - SAT
1 stop4h 38mAmerican Airlines
Deal found 4/27$291
Wed 7/316:10 amSAT - EYW
1 stop8h 44mAmerican Airlines
Sun 8/44:44 pmEYW - SAT
1 stop7h 07mAmerican Airlines
Deal found 4/27$297
Fri 5/108:45 amSAT - EYW
1 stop6h 42mAmerican Airlines
Wed 5/1511:42 amEYW - SAT
1 stop6h 23mAmerican Airlines
Deal found 4/27$326
Fri 5/105:17 amSAT - EYW
1 stop4h 42mAmerican Airlines
Wed 5/153:48 pmEYW - SAT
2 stops9h 26mAmerican Airlines
Deal found 4/27$331

One-way flights to Key West from San Antonio

Search for one-way flight options from San Antonio to Key West. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,991,349 searches. Data last updated April 28, 2024.
Users in need of a one-way flight from San Antonio to Key West can choose from these deals. Users needing a return flight from San Antonio to Key West should utilize the search form above.
Sun 5/266:14 amSAT - EYW
1 stop8h 54mAmerican Airlines
Deal found 4/27$228
Mon 5/276:14 amSAT - EYW
2 stops8h 04mAmerican Airlines
Deal found 4/27$263
Sun 5/266:00 amSAT - EYW
2 stops9h 08mAmerican Airlines
Deal found 4/27$264
Sun 5/265:30 amSAT - EYW
3 stops13h 05mUnited Airlines
Deal found 4/27$485

Find flights from San Antonio to Key West within your budget

Customize your flight search to find flights from San Antonio 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, Cheapflights users made 2,991,349 searches. Data last updated April 28, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$196 - $464

Route

Depart

Return

Price

San AntonioKey West

SAT - EYW

SATEYW

San Antonio

Tue 8/20

1 stop5h 36m

Key West

Tue 8/27

1 stop4h 38m

$196

San AntonioKey West

SAT - EYW

SATEYW

San Antonio

Tue 8/20

1 stop6h 25m

Key West

Tue 8/27

1 stop6h 50m

$198

San AntonioKey West

SAT - EYW

SATEYW

San Antonio

Tue 8/20

2 stops8h 53m

Key West

Tue 8/27

1 stop4h 38m

$246

San AntonioKey West

SAT - EYW

SATEYW

San Antonio

Sat 7/20

1 stop5h 04m

Key West

Tue 7/23

1 stop6h 54m

$258

San AntonioKey West

SAT - EYW

SATEYW

San Antonio

Tue 5/14

1 stop6h 23m

Key West

Wed 5/15

1 stop7h 10m

$288

San AntonioKey West

SAT - EYW

SATEYW

San Antonio

Tue 8/20

2 stops9h 27m

Key West

Tue 8/27

1 stop4h 38m

$291

San AntonioKey West

SAT - EYW

SATEYW

San Antonio

Wed 7/31

1 stop8h 44m

Key West

Sun 8/4

1 stop7h 07m

$297

San AntonioKey West

SAT - EYW

SATEYW

San Antonio

Tue 8/20

2 stops23h 15m

Key West

Tue 8/27

2 stops20h 14m

$458

San AntonioKey West

SAT - EYW

SATEYW

San Antonio

Wed 8/14

2 stops19h 10m

Key West

Sun 8/18

2 stops25h 09m

$464

Flights are sorted by cheapest first

Deals found on 4/27

When is the best time to book a flight from San Antonio to Key West?

Use this chart to determine the optimal time to book a round-trip flight from San Antonio to Key West. Price data was last updated on January 28, 2024.
The best time to book flights from San Antonio to Key West is 78 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Search Deals

When is the cheapest time to fly from San Antonio to Key West?

Use this chart to determine the cheapest time to fly round-trip from San Antonio to Key West. Price data was last updated on April 21, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their San Antonio to Key West flight should consider departing on Saturday mornings when fares are most often at their lowest. Monday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to Key West by month

Plan your trip from San Antonio to Key West by taking into account the cheapest months to travel. The average price of a one-way flight from San Antonio to Key West is currently $310 while a round-trip flight costs $300. Price data was last updated on April 21, 2024.

Currently, January is the cheapest month in which you can book a flight from San Antonio to Key West (average of $374). Flying from San Antonio to Key West in March is currently the most expensive (average of $504). 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.

January

$374

February

$415

March

$504

April

$482

May

$475

June

$487

July

$462

August

$384

September

$408

October

$468

November

$448

December

$398

Temperature and rainfall in Key West by month

Plan your trip to Key West by taking into account the average temperature and rainfall totals by month.

EYW

Temperature

69.8 - 84.2 °F

Reviews of airlines servicing Key West

Get insights into the airlines that provide service to Key West. 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 Key West. Reviews last updated April 28, 2024.
Get a feel of what it's like to fly with American Airlines, Delta and United Airlines from San Antonio to Key West 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.
8.1
Very good
10,951 reviews

Crew

8.6

Entertainment

8.0

Comfort

7.9

Boarding

8.2

Food

7.4

Overall

8.1

Reviews

1 / 10

Even if you have delta comfort plus, they will move your overhead bag. One of the perks for upgrading is that you have dedicated space for your carry on with comfort plus with delta. They moved my carry on luggage (3) compartments back and put in bags for other passengers that should have gone under their respective seats. When deboarding the plane, there was no help from anyone to retrieve my luggage back several rows. Delta is turning into pure garbage.

8.1
Very good
10,951 reviews
8.1
Very good
10,951 reviews

Crew

8.6

Entertainment

8.0

Comfort

7.9

Boarding

8.2

Food

7.4

Overall

8.1

Reviews

1 / 10

Even if you have delta comfort plus, they will move your overhead bag. One of the perks for upgrading is that you have dedicated space for your carry on with comfort plus with delta. They moved my carry on luggage (3) compartments back and put in bags for other passengers that should have gone under their respective seats. When deboarding the plane, there was no help from anyone to retrieve my luggage back several rows. Delta is turning into pure garbage.

7.4
Good
11,228 reviews
8.1
Very good
10,951 reviews

Crew

8.6

Entertainment

8.0

Comfort

7.9

Boarding

8.2

Food

7.4

Overall

8.1

Reviews

1 / 10

Even if you have delta comfort plus, they will move your overhead bag. One of the perks for upgrading is that you have dedicated space for your carry on with comfort plus with delta. They moved my carry on luggage (3) compartments back and put in bags for other passengers that should have gone under their respective seats. When deboarding the plane, there was no help from anyone to retrieve my luggage back several rows. Delta is turning into pure garbage.

7.3
Good
14,875 reviews
8.1
Very good
10,951 reviews

Crew

8.6

Entertainment

8.0

Comfort

7.9

Boarding

8.2

Food

7.4

Overall

8.1

Reviews

1 / 10

Even if you have delta comfort plus, they will move your overhead bag. One of the perks for upgrading is that you have dedicated space for your carry on with comfort plus with delta. They moved my carry on luggage (3) compartments back and put in bags for other passengers that should have gone under their respective seats. When deboarding the plane, there was no help from anyone to retrieve my luggage back several rows. Delta is turning into pure garbage.

Related info for your journey

Find useful and relevant information for your journey from San Antonio to Key West. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • Can I find flights from San Antonio to Key West for under $200 on Cheapflights?

    Yes, there are multiple flights from San Antonio to Key West for under $200. The cheapest flight booked recently is on American Airlines for just $196, but on average you can expect to pay $343.

  • What are the cheapest airlines flying from San Antonio to Key West round-trip?

    American Airlines, at $196, was found to be the cheapest airline from San Antonio to Key West.Alternate airlines to your destination round-trip include Delta and United Airlines. American Airlines is currently priced 61% below the average price you’ll pay for this route.

  • What does SAT to EYW mean?

    This is defined as San Antonio Airport (SAT) and Key West Airport (EYW). Codes like Key West Airport are often used to just call airports uniquely.

  • Can I find deals for flights from San Antonio to Key West that include extra baggage allowance?

    The amount of baggage you can bring on your San Antonio to Key West flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from San Antonio to Key West with specific airlines?

    Yes, Cheapflights allows you to browse and filter San Antonio to Key West flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

  • How can I find direct flights from San Antonio to Key West?

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

  • Can I find deals for business class flights from San Antonio to Key West?

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

  • Can I find deals for flights from San Antonio to Key West that allow pets onboard?

    Many airlines flying from San Antonio to Key West offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from San Antonio to Key West?

    Yes, you can often find last-minute deals on San Antonio to Key West flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the San Antonio to Key West flight deals updated?

    The San Antonio to Key West flight deals you see on this page were last updated on 4/27.

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Alternative routes for San Antonio to Key West
See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from San Antonio to Key West

Discover the top 2 airlines that operate flights from San Antonio to Key West. 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 2,991,349 searches. Data last updated April 28, 2024.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$266Average$447FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
DeltaCheapest$307Average$458FlexibilityNo cancel feeOn-timeN/A
Search Delta flights

Search flights from San Antonio to Key West by cabin class

Find flights from San Antonio to Key West, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Fly with Cheapflights

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How does Cheapflights help users find flights from San Antonio to Key West?

Deals for San Antonio to Key West flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from San Antonio to Key West?

Millions of users choose and trust Cheapflights to book the best flight deals from San Antonio to Key West for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from San Antonio to Key West with no change fees?

Yes, we can. To see specific flights from San Antonio to Key West with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from San Antonio to Key West become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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