What airlines fly to Maine?

American Airlines, Delta and Southwest are the top three most popular airlines that fly to Maine from San Antonio according to our data. American Airlines is the first choice among our users, with 51% of people opting to fly with this airline when traveling to Maine. Keep in mind that there are 4 different airlines that fly to Maine on a routine basis, so you have a few additional options to choose from.

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

The number of flights available between San Antonio and Maine is 14 per week as of September 2026. The most frequent departure day is Mon, with 21% of weekly flights leaving on this day.

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

Southwest, American Airlines, and Delta are the most popular carriers operating from San Antonio to Maine

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

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

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

As of September 2026, there are 6 operators available to choose from for flights from San Antonio Airport to Maine.

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

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 San Antonio Airport to Maine.

What documentation or ID do you need to fly to Maine?

The necessary travel and health documents for your Maine 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.

$103 Cheap Flights from San Antonio to Maine in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from San Antonio to Maine

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

1:18 pm - 9:36 pmSAT San Antonio-PWM Portland

7h 18m1 stop Charlotte Douglas

7:00 am - 12:38 pmPWM Portland-SAT San Antonio

6h 38m1 stop Charlotte Douglas

$269American Airlines

Sat, Jan 23 - Sat, Jan 30

1:23 pm - 9:36 pmSAT San Antonio-PWM Portland

7h 13m1 stop Charlotte Douglas

12:13 pm - 8:29 pmPWM Portland-SAT San Antonio

9h 16m1 stop Washington, D.C. Reagan-National

$269American Airlines

Sat, Nov 7 - Wed, Nov 11

5:30 am - 12:10 pmSAT San Antonio-PWM Portland

5h 40m1 stop Baltimore/Washington

5:15 am - 11:15 amPWM Portland-SAT San Antonio

7h 00m1 stop Baltimore/Washington

$269Southwest

Wed, Dec 2 - Wed, Dec 9

3:30 pm - 10:15 pmSAT San Antonio-BOS Boston Logan Intl

5h 45m1 stop Nashville Intl

7:30 pm - 1:00 amBOS Boston Logan Intl-SAT San Antonio

6h 30m1 stop Nashville Intl

$270Southwest

Thu, Nov 19 - Sun, Nov 22

5:30 am - 1:01 pmSAT San Antonio-PWM Portland

6h 31m1 stop Atlanta Hartsfield-Jackson

6:00 am - 12:01 pmPWM Portland-SAT San Antonio

7h 01m1 stop New York John F Kennedy Intl

$277Delta

Wed, Nov 11 - Wed, Nov 18

5:30 am - 1:01 pmSAT San Antonio-PWM Portland

6h 31m1 stop Atlanta Hartsfield-Jackson

6:00 am - 12:01 pmPWM Portland-SAT San Antonio

7h 01m1 stop New York John F Kennedy Intl

$277Delta

Tue, Nov 10 - Sat, Nov 14

1:32 pm - 10:13 amSAT San Antonio-BOS Boston Logan Intl

19h 41m1 stop Orlando

11:08 am - 12:47 pmBOS Boston Logan Intl-SAT San Antonio

26h 39m1 stop Orlando

$280Frontier

Fri, Dec 4 - Sun, Dec 6

6:37 am - 2:16 pmSAT San Antonio-PWM Portland

6h 39m1 stop Chicago O'Hare Intl

5:08 pm - 11:38 pmPWM Portland-SAT San Antonio

7h 30m1 stop Chicago O'Hare Intl

$288United Airlines

Mon, Nov 2 - Wed, Nov 11

2:00 pm - 9:59 pmSAT San Antonio-BOS Boston Logan Intl

6h 59m1 stop Chicago O'Hare Intl

5:38 pm - 10:51 pmBOS Boston Logan Intl-SAT San Antonio

6h 13m1 stop Houston George Bush Intcntl

$309United Airlines

Sat, Oct 17 - Tue, Oct 20

10:03 am - 11:02 amSAT San Antonio-BOS Boston Logan Intl

23h 59m1 stop Orlando

11:47 am - 9:08 amBOS Boston Logan Intl-SAT San Antonio

22h 21m1 stop Orlando

$353Frontier

Fri, Oct 16 - Sun, Oct 25

Cheap last minute flights

Enter your travel dates to find the best prices.

3:35 pm - 10:15 pmSAT San Antonio-BOS Boston Logan Intl

5h 40m1 stop Nashville Intl

5:15 am - 12:25 pmBOS Boston Logan Intl-SAT San Antonio

8h 10m2 stops Lambert-St Louis Dallas Love Field

$411Southwest

Tue, Sep 22 - Tue, Oct 6

9:20 am - 6:35 pmSAT San Antonio-BOS Boston Logan Intl

8h 15m2 stops Dallas Love Field Baltimore/Washington

5:15 am - 12:25 pmBOS Boston Logan Intl-SAT San Antonio

8h 10m2 stops Lambert-St Louis Dallas Love Field

$416Southwest

Tue, Sep 22 - Tue, Oct 6

1:35 pm - 6:56 pmSAT San Antonio-BOS Boston Logan Intl

4h 21mnonstop

5:35 am - 10:41 amBOS Boston Logan Intl-SAT San Antonio

6h 06m1 stop Detroit Metropolitan Wayne County

$459Delta

Tue, Sep 22 - Tue, Oct 6

1:35 pm - 6:56 pmSAT San Antonio-BOS Boston Logan Intl

4h 21mnonstop

12:20 pm - 7:48 pmBOS Boston Logan Intl-SAT San Antonio

8h 28m1 stop Atlanta Hartsfield-Jackson

$459Delta

Tue, Sep 22 - Wed, Oct 7

10:05 am - 10:51 amSAT San Antonio-BOS Boston Logan Intl

23h 46m1 stop Orlando

11:53 am - 9:10 amBOS Boston Logan Intl-SAT San Antonio

22h 17m1 stop Orlando

$490Frontier

Fri, Sep 25 - Sun, Sep 27

7:14 am - 4:55 pmSAT San Antonio-BOS Boston Logan Intl

8h 41m1 stop Philadelphia

1:00 pm - 8:24 pmBOS Boston Logan Intl-SAT San Antonio

8h 24m1 stop Philadelphia

$519American Airlines

Thu, Sep 24 - Tue, Sep 29

6:00 am - 2:35 pmSAT San Antonio-BOS Boston Logan Intl

7h 35m1 stop Newark

5:38 pm - 10:51 pmBOS Boston Logan Intl-SAT San Antonio

6h 13m1 stop Houston George Bush Intcntl

$519United Airlines

Fri, Sep 25 - Wed, Sep 30

12:10 pm - 7:19 pmSAT San Antonio-BOS Boston Logan Intl

6h 09m1 stop Washington, D.C. Dulles Intl

5:38 pm - 10:51 pmBOS Boston Logan Intl-SAT San Antonio

6h 13m1 stop Houston George Bush Intcntl

$519United Airlines

Tue, Sep 22 - Wed, Sep 30

3:12 pm - 11:34 pmSAT San Antonio-BOS Boston Logan Intl

7h 22m1 stop Dallas/Fort Worth

6:02 am - 1:07 pmBOS Boston Logan Intl-SAT San Antonio

8h 05m1 stop Dallas/Fort Worth

$567American Airlines

Tue, Sep 22 - Fri, Sep 25

8:20 pm - 10:51 amSAT San Antonio-BOS Boston Logan Intl

37h 31m2 stops Denver Intl Orlando

11:53 am - 9:10 amBOS Boston Logan Intl-SAT San Antonio

22h 17m1 stop Orlando

$985Frontier

Thu, Sep 24 - Sun, Sep 27

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Frontier flights from San Antonio to Maine

Our best Frontier deals on San Antonio to Maine flight tickets

Frontier

Dec 4

SAT1:32 pmSan Antonio

19h 41m

1 stop

BOS10:13 amBoston Logan Intl

Dec 6

BOS11:08 amBoston Logan Intl

26h 39m

1 stop

SAT12:47 pmSan Antonio

$280

Frontier

Oct 16

SAT10:03 amSan Antonio

23h 59m

1 stop

BOS11:02 amBoston Logan Intl

Oct 25

BOS11:47 amBoston Logan Intl

22h 21m

1 stop

SAT9:08 amSan Antonio

$353

Frontier

Sep 25

SAT10:05 amSan Antonio

23h 46m

1 stop

BOS10:51 amBoston Logan Intl

Sep 27

BOS11:53 amBoston Logan Intl

22h 17m

1 stop

SAT9:10 amSan Antonio

$490

United Airlines flights from San Antonio to Maine

Our best United Airlines deals on San Antonio to Maine flight tickets

United Airlines

Nov 2

SAT6:37 amSan Antonio

6h 39m

1 stop

PWM2:16 pmPortland

Nov 11

PWM5:08 pmPortland

7h 30m

1 stop

SAT11:38 pmSan Antonio

$288

United Airlines

Oct 30

SAT5:30 pmSan Antonio

6h 16m

1 stop

BOS12:46 amBoston Logan Intl

Nov 2

BOS5:30 amBoston Logan Intl

6h 48m

1 stop

SAT11:18 amSan Antonio

$326

United Airlines

Nov 2

SAT6:37 amSan Antonio

6h 39m

1 stop

PWM2:16 pmPortland

Nov 9

PWM5:08 pmPortland

7h 29m

1 stop

SAT11:37 pmSan Antonio

$328

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San AntonioPortland

SAT San Antonio - PWM Portland

SATPWM

San Antonio

Sat 1/23

1:18 pm-9:36 pm

1 stop7h 18m

Portland

Sat 1/30

7:00 am-12:38 pm

1 stop6h 38m

$269

San AntonioPortland

SAT San Antonio - PWM Portland

SATPWM

San Antonio

Sat 11/7

1:23 pm-9:36 pm

1 stop7h 13m

Portland

Wed 11/11

12:13 pm-8:29 pm

1 stop9h 16m

$269

San AntonioPortland

SAT San Antonio - PWM Portland

SATPWM

San Antonio

Wed 12/2

5:30 am-12:10 pm

1 stop5h 40m

Portland

Wed 12/9

5:15 am-11:15 am

1 stop7h 00m

$269

Quickest round-trip

San AntonioBoston

SAT San Antonio - BOS Boston Logan Intl

SATBOS

San Antonio

Thu 11/19

3:30 pm-10:15 pm

1 stop5h 45m

Boston Logan Intl

Sun 11/22

7:30 pm-1:00 am

1 stop6h 30m

$270

San AntonioPortland

SAT San Antonio - PWM Portland

SATPWM

San Antonio

Wed 11/11

5:30 am-1:01 pm

1 stop6h 31m

Portland

Wed 11/18

6:00 am-12:01 pm

1 stop7h 01m

$277

San AntonioPortland

SAT San Antonio - PWM Portland

SATPWM

San Antonio

Tue 11/10

5:30 am-1:01 pm

1 stop6h 31m

Portland

Sat 11/14

6:00 am-12:01 pm

1 stop7h 01m

$277

San AntonioBoston

SAT San Antonio - BOS Boston Logan Intl

SATBOS

San Antonio

Fri 12/4

1:32 pm-10:13 am

1 stop19h 41m

Boston Logan Intl

Sun 12/6

11:08 am-12:47 pm

1 stop26h 39m

$280

San AntonioPortland

SAT San Antonio - PWM Portland

SATPWM

San Antonio

Mon 11/2

6:37 am-2:16 pm

1 stop6h 39m

Portland

Wed 11/11

5:08 pm-11:38 pm

1 stop7h 30m

$288

San AntonioBoston

SAT San Antonio - BOS Boston Logan Intl

SATBOS

San Antonio

Sat 10/17

2:00 pm-9:59 pm

1 stop6h 59m

Boston Logan Intl

Tue 10/20

5:38 pm-10:51 pm

1 stop6h 13m

$309

San AntonioBoston

SAT San Antonio - BOS Boston Logan Intl

SATBOS

San Antonio

Fri 10/16

10:03 am-11:02 am

1 stop23h 59m

Boston Logan Intl

Sun 10/25

11:47 am-9:08 am

1 stop22h 21m

$353

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 San Antonio to Maine

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 Maine?

The cheapest month to fly to Maine from San Antonio is in January. Flight prices, which tend to average around $320, are often lower during this time because this is during the off-season. If you aren’t able to travel to Maine during the month of January, then flying in April is also cheap. Prices for this month can be found on momondo for an average of $377.

Can stopping save me money on San Antonio to Maine flights?

You could potentially save up to 56% on your flight if you consider stops on a San Antonio to Maine flight.

Cheap San Antonio to Maine flight deals and tips

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

Best Price Found	$103
Fastest flight time	4h 06m
Direct flights	Every day
Airports in Maine	49 airports

The best one-way flight to Maine from San Antonio in the past 72 hours is $103. The best round-trip flight deal from San Antonio to Maine found on momondo in the last 72 hours is $269.

The fastest flight from San Antonio to Maine takes 4h 06m

Direct flights go from San Antonio to Maine every day.

There are 49 airports in Maine. From San Antonio there are direct flights to Boston Logan Intl (BOS).

Search flight deals

Frequently asked questions about flying from San Antonio to Maine

When did momondo last update prices for flights from San Antonio Airport to Maine?
Prices for flights from San Antonio Airport to Maine are updated daily.
How many operators does momondo search for flights from San Antonio Airport to Maine?
As of September 2026, there are 6 operators available to choose from for flights from San Antonio Airport to Maine.
How old do you have to be to fly from San Antonio Airport to Maine?
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 San Antonio Airport to Maine.
What documentation or ID do you need to fly to Maine?
The necessary travel and health documents for your Maine 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 San Antonio to Maine

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

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $218	Free Cancellation	Rating 7.4 10,232 reviews	Search United Airlines flights
American Airlines	PriceFrom $308	Free Cancellation	Rating 7.0 12,087 reviews	Search American Airlines flights
Delta	PriceFrom $318	Free Cancellation	Rating 7.8 8,589 reviews	Search Delta flights
Southwest	PriceFrom $378	Free Cancellation	Rating 8.0 4,191 reviews	Search Southwest flights

Why use momondo?

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

Finding the right flight to Maine from San Antonio 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 Maine quick and easy, saving you time and money.

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

Yes. momondo allows you to filter the results for San Antonio to Maine flights to just show those with flexible booking policies.

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

Once all potential San Antonio to Maine 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 San Antonio to Maine right now. Can momondo alert me if prices change?

Price alerts on flights to Maine from San Antonio 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.