What airlines fly to San Antonio?

American Airlines, Delta and Southwest are the top three most popular airlines that fly to San Antonio from Connecticut according to our data. American Airlines is the first choice among our users, with 43% of people opting to fly with this airline when traveling to San Antonio. Keep in mind that there are 5 different airlines that fly to San Antonio on a routine basis, so you have a few additional options to choose from.

How many flights depart from Connecticut to San Antonio on average per week?

The number of flights available between Connecticut and San Antonio is 32 per week as of August 2025. The most frequent departure day is Mon, with 22% of weekly flights leaving on this day.

How long does it take to fly to San Antonio?

Flight times vary depending on what airport in Connecticut you fly out of and what airport in San Antonio you fly into. For example, flying from Hartford to Austin takes 6h 08m on average. On the other hand, flying from New Haven to Austin takes 8h 52m on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo if there are any available for your route.

What is the cheapest airline that flies from Connecticut to San Antonio?

Frontier, Spirit Airlines, and United Airlines are the most popular carriers operating from Connecticut to San Antonio

When did momondo last update prices for flights from Connecticut to San Antonio Airport?

Prices for flights from Connecticut to San Antonio Airport are refreshed on a daily basis.

How many operators does momondo search for flights from Connecticut to San Antonio Airport?

The number of operators available for flights from Connecticut to San Antonio Airport is 7 as of August 2025.

How old do you have to be to fly from Connecticut to San Antonio 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 Connecticut to San Antonio Airport.

What documentation or ID do you need to fly to San Antonio Airport?

The necessary travel and health documents for your San Antonio Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$74 Cheap Flights from Connecticut to San Antonio in 2025

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Find the cheapest flights from Connecticut to San Antonio

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

11:15 am - 4:30 pmEWR-SAT

6h 15m1 stop

5:40 pm - 12:34 amSAT-EWR

5h 54m1 stop

$147Frontier

Find Deal

Fri, Sep 5 - Mon, Sep 8

9:00 am - 4:30 pmJFK-SAT

8h 30m1 stop

5:40 pm - 1:08 amSAT-JFK

6h 28m1 stop

$149Frontier

Find Deal

Mon, Sep 15 - Fri, Sep 19

6:02 am - 1:49 pmEWR-SAT

8h 47m1 stop

8:37 pm - 1:51 pmSAT-EWR

16h 14m1 stop

$186Spirit Airlines

Find Deal

Thu, Sep 4 - Sat, Sep 20

6:30 am - 4:30 pmLGA-SAT

11h 00m1 stop

12:45 pm - 8:29 pmSAT-LGA

6h 44m1 stop

$187

Find Deal

Mon, Sep 15 - Fri, Sep 19

7:00 am - 8:52 pmEWR-SAT

14h 52m1 stop

5:40 pm - 12:34 amSAT-EWR

5h 54m1 stop

$187

Find Deal

Wed, Sep 17 - Fri, Sep 19

6:02 am - 1:49 pmEWR-SAT

8h 47m1 stop

8:37 pm - 1:51 pmSAT-EWR

16h 14m1 stop

$194Spirit Airlines

Find Deal

Thu, Sep 4 - Sat, Sep 20

7:25 am - 10:38 amJFK-SAT

4h 13mnonstop

12:10 pm - 5:10 pmSAT-JFK

4h 00mnonstop

$239Delta

Find Deal

Sat, Nov 8 - Wed, Nov 12

6:32 pm - 12:28 amPVD-SAT

6h 56m1 stop

6:44 am - 12:55 pmSAT-PVD

5h 11m1 stop

$243American Airlines

Find Deal

Wed, Nov 12 - Wed, Dec 3

5:00 pm - 11:00 pmLGA-SAT

7h 00m1 stop

10:19 am - 5:59 pmSAT-LGA

6h 40m1 stop

$251American Airlines

Find Deal

Wed, Oct 1 - Sat, Oct 4

7:30 am - 10:38 amJFK-SAT

4h 08mnonstop

11:35 am - 4:42 pmSAT-JFK

4h 07mnonstop

$259Delta

Find Deal

Tue, Sep 9 - Sat, Sep 13

American Airlines flights from Connecticut to San Antonio

Our best American Airlines deals on Connecticut to San Antonio flight tickets

American Airlines

Nov 12

PVD6:32 pmProvidence-TFGreen

6h 56m

1 stop

SAT12:28 amSan Antonio

Dec 3

SAT6:44 amSan Antonio

5h 11m

1 stop

PVD12:55 pmProvidence-TFGreen

$243

Find similar

American Airlines

Oct 1

LGA5:00 pmNew York LaGuardia

7h 00m

1 stop

SAT11:00 pmSan Antonio

Oct 4

SAT10:19 amSan Antonio

6h 40m

1 stop

LGA5:59 pmNew York LaGuardia

$251

Find similar

American Airlines

Sep 3

LGA1:57 pmNew York LaGuardia

5h 46m

1 stop

SAT6:43 pmSan Antonio

Sep 6

SAT8:00 amSan Antonio

6h 06m

1 stop

LGA3:06 pmNew York LaGuardia

$252

Find similar

Spirit Airlines flights from Connecticut to San Antonio

Our best Spirit Airlines deals on Connecticut to San Antonio flight tickets

Spirit Airlines

Sep 4

EWR6:02 amNewark

8h 47m

1 stop

SAT1:49 pmSan Antonio

Sep 20

SAT8:37 pmSan Antonio

16h 14m

1 stop

EWR1:51 pmNewark

$186

Find similar

Spirit Airlines

Sep 4

EWR6:02 amNewark

8h 47m

1 stop

SAT1:49 pmSan Antonio

Sep 20

SAT8:37 pmSan Antonio

16h 14m

1 stop

EWR1:51 pmNewark

$194

Find similar

Spirit Airlines

Aug 28

EWR10:31 amNewark

7h 17m

1 stop

SAT4:48 pmSan Antonio

Sep 4

SAT2:54 pmSan Antonio

7h 12m

1 stop

EWR11:06 pmNewark

$197

Find similar

Fly from

Fly to

Route

Depart

Return

Price

NewarkSan Antonio

EWR - SAT

EWRSAT

Newark

Fri 9/5

11:15 am-4:30 pm

1 stop6h 15m

San Antonio

Mon 9/8

5:40 pm-12:34 am

1 stop5h 54m

$147

New YorkSan Antonio

JFK - SAT

JFKSAT

New York John F Kennedy Intl

Mon 9/15

9:00 am-4:30 pm

1 stop8h 30m

San Antonio

Fri 9/19

5:40 pm-1:08 am

1 stop6h 28m

$149

NewarkSan Antonio

EWR - SAT

EWRSAT

Newark

Thu 9/4

6:02 am-1:49 pm

1 stop8h 47m

San Antonio

Sat 9/20

8:37 pm-1:51 pm

1 stop16h 14m

$186

New YorkSan Antonio

LGA - SAT

LGASAT

New York LaGuardia

Mon 9/15

6:30 am-4:30 pm

1 stop11h 00m

San Antonio

Fri 9/19

12:45 pm-8:29 pm

1 stop6h 44m

$187

NewarkSan Antonio

EWR - SAT

EWRSAT

Newark

Wed 9/17

7:00 am-8:52 pm

1 stop14h 52m

San Antonio

Fri 9/19

5:40 pm-12:34 am

1 stop5h 54m

$187

NewarkSan Antonio

EWR - SAT

EWRSAT

Newark

Thu 9/4

6:02 am-1:49 pm

1 stop8h 47m

San Antonio

Sat 9/20

8:37 pm-1:51 pm

1 stop16h 14m

$194

New YorkSan Antonio

JFK - SAT

JFKSAT

New York John F Kennedy Intl

Sat 11/8

7:25 am-10:38 am

Nonstop4h 13m

San Antonio

Wed 11/12

12:10 pm-5:10 pm

Nonstop4h 00m

$239

ProvidenceSan Antonio

PVD - SAT

PVDSAT

Providence-TFGreen

Wed 11/12

6:32 pm-12:28 am

1 stop6h 56m

San Antonio

Wed 12/3

6:44 am-12:55 pm

1 stop5h 11m

$243

New YorkSan Antonio

LGA - SAT

LGASAT

New York LaGuardia

Wed 10/1

5:00 pm-11:00 pm

1 stop7h 00m

San Antonio

Sat 10/4

10:19 am-5:59 pm

1 stop6h 40m

$251

New YorkSan Antonio

JFK - SAT

JFKSAT

New York John F Kennedy Intl

Tue 9/9

7:30 am-10:38 am

Nonstop4h 08m

San Antonio

Sat 9/13

11:35 am-4:42 pm

Nonstop4h 07m

$259

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Connecticut to San Antonio

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

Prices

Airlines

Other information

What is the cheapest month to fly to San Antonio?

If you aren’t able to travel during the month of September, then book flights to San Antonio from Connecticut during October instead. Flights to San Antonio in October, while not as cheap as those in September, still average around $399.

Cheap Connecticut to San Antonio flight deals and tips

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

Best Price Found	$74
Fastest flight time	4h 08m
Direct flights	Every day
Airports in San Antonio	1 airport

The best one-way flight to San Antonio from Connecticut in the past 72 hours is $74. The best round-trip flight deal from Connecticut to San Antonio found on momondo in the last 72 hours is $147.

The fastest flight from Connecticut to San Antonio takes 4h 08m

Direct flights go from Connecticut to San Antonio every day.

There is 1 airport near San Antonio: San Antonio (SAT)

Search flight deals

When did momondo last update prices for flights from Connecticut to San Antonio Airport?
Prices for flights from Connecticut to San Antonio Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Connecticut to San Antonio Airport?
The number of operators available for flights from Connecticut to San Antonio Airport is 7 as of August 2025.
How old do you have to be to fly from Connecticut to San Antonio 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 Connecticut to San Antonio Airport.
What documentation or ID do you need to fly to San Antonio Airport?
The necessary travel and health documents for your San Antonio Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Connecticut to San Antonio

Compare and see reviews for airlines that fly from Connecticut to San Antonio with momondo

Airline	Rating	Free Cancellation	Price
Spirit Airlines	PriceFrom $129	Free Cancellation	Rating 6.3 8,045 reviews	Search Spirit Airlines flights
Delta	PriceFrom $292	Free Cancellation	Rating 8.0 7,980 reviews	Search Delta flights
American Airlines	PriceFrom $326	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
United Airlines	PriceFrom $330	Free Cancellation	Rating 7.4 8,916 reviews	Search United Airlines flights
Southwest	PriceFrom $351	Free Cancellation	Rating 8.0 4,244 reviews	Search Southwest flights

New Braunfels

Kerrville

Boerne

Schertz

Pleasanton

Why use momondo?

Why should I use momondo to find a flight deal from Connecticut to San Antonio?

Finding the right flight to San Antonio from Connecticut is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to San Antonio quick and easy, saving you time and money.

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

Flights from Connecticut to San Antonio with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Connecticut to San Antonio?

Once all potential Connecticut to San Antonio flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Price alerts on flights to San Antonio from Connecticut are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Cheap flights from Connecticut to San Antonio from $74

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Connecticut to San Antonio departing on 9/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Big names and deals

Filter for what you want

Filter for what you want

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Find the cheapest flights from Connecticut to San Antonio

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Cheap last minute flights

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American Airlines flights from Connecticut to San Antonio

Our best American Airlines deals on Connecticut to San Antonio flight tickets

Spirit Airlines flights from Connecticut to San Antonio

Our best Spirit Airlines deals on Connecticut to San Antonio flight tickets

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

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How to get the cheapest flight ticket from Connecticut to San Antonio

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 month to fly to San Antonio?

If you aren’t able to travel during the month of September, then book flights to San Antonio from Connecticut during October instead. Flights to San Antonio in October, while not as cheap as those in September, still average around $399.

What is the cheapest airline that flies from Connecticut to San Antonio?

Frontier, Spirit Airlines, and United Airlines are the most popular carriers operating from Connecticut to San Antonio

What airlines fly to San Antonio?

How many flights depart from Connecticut to San Antonio on average per week?

The number of flights available between Connecticut and San Antonio is 32 per week as of August 2025. The most frequent departure day is Mon, with 22% of weekly flights leaving on this day.

How long does it take to fly to San Antonio?

Cheap Connecticut to San Antonio flight deals and tips

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

Best Price Found

Fastest flight time

Direct flights

Airports in San Antonio

When did momondo last update prices for flights from Connecticut to San Antonio Airport?

How many operators does momondo search for flights from Connecticut to San Antonio Airport?

How old do you have to be to fly from Connecticut to San Antonio Airport?

What documentation or ID do you need to fly to San Antonio Airport?

Best airlines flying from Connecticut to San Antonio

Compare and see reviews for airlines that fly from Connecticut to San Antonio with momondo

Traveling to a place near San Antonio?

Why use momondo?

Why should I use momondo to find a flight deal from Connecticut to San Antonio?

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

How can momondo help me find flights from Connecticut to San Antonio?

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

An easier way to manage your San Antonio trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing Texas