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Cheap flights from Maine to San Antonio from $71

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Maine to San Antonio departing on 1/12. 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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0 bags

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Find the cheapest flights from Maine to San Antonio

Cheap round-trip flights

Enter your travel dates to find the best prices.
Spirit Airlines Logo
5:23 pm - 12:07 amBOS-SAT
31h 44m3 stops
Spirit Airlines Logo
10:26 am - 11:57 pmSAT-BOS
12h 31m1 stop
$303Spirit Airlines
Find Deal
Sun, Feb 1 - Thu, Feb 5
Multiple Airlines Logo
6:00 am - 4:08 pmBOS-SAT
11h 08m1 stop
Multiple Airlines Logo
7:37 pm - 11:53 pmSAT-BOS
27h 16m1 stop
$306Multiple Airlines
Find Deal
Mon, Nov 24 - Mon, Dec 1
Delta Logo
9:20 am - 1:17 pmBOS-SAT
4h 57mnonstop
Delta Logo
6:22 pm - 1:27 amSAT-BOS
6h 05m1 stop
$309Delta
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Thu, Dec 11 - Mon, Dec 15
Delta Logo
8:00 am - 1:43 pmBOS-SAT
6h 43m1 stop
Delta Logo
5:10 am - 2:27 pmSAT-BOS
8h 17m1 stop
$319Delta
Find Deal
Thu, Dec 11 - Mon, Dec 15
United Airlines Logo
6:00 am - 1:12 pmBOS-SAT
8h 12m2 stops
United Airlines Logo
7:47 am - 2:59 pmSAT-BOS
6h 12m1 stop
$320United Airlines
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Sat, Dec 13 - Tue, Dec 16
United Airlines Logo
2:13 pm - 8:15 pmPWM-SAT
7h 02m1 stop
United Airlines Logo
5:20 am - 2:19 pmSAT-PWM
7h 59m2 stops
$322United Airlines
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Sat, Dec 6 - Sat, Dec 13
Frontier Logo
10:59 am - 10:10 amBOS-SAT
24h 11m2 stops
Frontier Logo
5:09 pm - 12:44 amSAT-BOS
6h 35m1 stop
$324Frontier
Find Deal
Mon, Nov 24 - Fri, Nov 28
American Airlines Logo
5:21 am - 3:35 pmBOS-SAT
11h 14m1 stop
American Airlines Logo
5:00 am - 11:30 amSAT-BOS
5h 30m1 stop
$325American Airlines
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Tue, Dec 9 - Thu, Dec 11
American Airlines Logo
5:25 am - 11:09 amBOS-SAT
6h 44m1 stop
American Airlines Logo
11:28 am - 9:33 pmSAT-BOS
9h 05m1 stop
$326American Airlines
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Thu, Dec 4 - Tue, Dec 9
Frontier Logo
11:09 am - 8:52 amBOS-SAT
22h 43m2 stops
Frontier Logo
5:09 pm - 12:44 amSAT-BOS
6h 35m1 stop
$330Frontier
Find Deal
Sat, Nov 22 - Fri, Nov 28

Frontier flights from Maine to San Antonio

Our best Frontier deals on Maine to San Antonio flight tickets
Frontier
Nov 24
BOS10:59 amBoston Logan Intl
24h 11m
2 stops
SAT10:10 amSan Antonio
Nov 28
SAT5:09 pmSan Antonio
6h 35m
1 stop
BOS12:44 amBoston Logan Intl
$324
Find similar
Frontier
Nov 22
BOS11:09 amBoston Logan Intl
22h 43m
2 stops
SAT8:52 amSan Antonio
Nov 28
SAT5:09 pmSan Antonio
6h 35m
1 stop
BOS12:44 amBoston Logan Intl
$330
Find similar
Frontier
Nov 21
BOS6:00 amBoston Logan Intl
11h 08m
1 stop
SAT4:08 pmSan Antonio
Nov 23
SAT7:39 pmSan Antonio
13h 25m
1 stop
BOS10:04 amBoston Logan Intl
$332
Find similar

Spirit Airlines flights from Maine to San Antonio

Our best Spirit Airlines deals on Maine to San Antonio flight tickets
Spirit Airlines
Feb 1
BOS5:23 pmBoston Logan Intl
31h 44m
3 stops
SAT12:07 amSan Antonio
Feb 5
SAT10:26 amSan Antonio
12h 31m
1 stop
BOS11:57 pmBoston Logan Intl
$303
Find similar
Spirit Airlines
Nov 22
BOS9:54 pmBoston Logan Intl
21h 38m
2 stops
SAT6:32 pmSan Antonio
Dec 1
SAT7:37 pmSan Antonio
24h 12m
3 stops
BOS8:49 pmBoston Logan Intl
$310
Find similar
Spirit Airlines
Dec 2
BOS5:45 amBoston Logan Intl
35h 14m
3 stops
SAT3:59 pmSan Antonio
Dec 3
SAT8:33 pmSan Antonio
12h 30m
1 stop
BOS10:03 amBoston Logan Intl
$311
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Maine 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, momondo users made 832,500 searches. Data last updated November 10, 2025.
Use the filters below to find and compare flights from Maine to San Antonio that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BostonSan Antonio

BOS - SAT

BOSSAT

Boston Logan Intl

Sun 2/1

5:23 pm-12:07 am

3 stops31h 44m

San Antonio

Thu 2/5

10:26 am-11:57 pm

1 stop12h 31m

$303

BostonSan Antonio

BOS - SAT

BOSSAT

Boston Logan Intl

Mon 11/24

6:00 am-4:08 pm

1 stop11h 08m

San Antonio

Mon 12/1

7:37 pm-11:53 pm

1 stop27h 16m

$306

BostonSan Antonio

BOS - SAT

BOSSAT

Boston Logan Intl

Thu 12/11

9:20 am-1:17 pm

Nonstop4h 57m

San Antonio

Mon 12/15

6:22 pm-1:27 am

1 stop6h 05m

$309

BostonSan Antonio

BOS - SAT

BOSSAT

Boston Logan Intl

Thu 12/11

8:00 am-1:43 pm

1 stop6h 43m

San Antonio

Mon 12/15

5:10 am-2:27 pm

1 stop8h 17m

$319

BostonSan Antonio

BOS - SAT

BOSSAT

Boston Logan Intl

Sat 12/13

6:00 am-1:12 pm

2 stops8h 12m

San Antonio

Tue 12/16

7:47 am-2:59 pm

1 stop6h 12m

$320

PortlandSan Antonio

PWM - SAT

PWMSAT

Portland

Sat 12/6

2:13 pm-8:15 pm

1 stop7h 02m

San Antonio

Sat 12/13

5:20 am-2:19 pm

2 stops7h 59m

$322

BostonSan Antonio

BOS - SAT

BOSSAT

Boston Logan Intl

Mon 11/24

10:59 am-10:10 am

2 stops24h 11m

San Antonio

Fri 11/28

5:09 pm-12:44 am

1 stop6h 35m

$324

BostonSan Antonio

BOS - SAT

BOSSAT

Boston Logan Intl

Tue 12/9

5:21 am-3:35 pm

1 stop11h 14m

San Antonio

Thu 12/11

5:00 am-11:30 am

1 stop5h 30m

$325

BostonSan Antonio

BOS - SAT

BOSSAT

Boston Logan Intl

Thu 12/4

5:25 am-11:09 am

1 stop6h 44m

San Antonio

Tue 12/9

11:28 am-9:33 pm

1 stop9h 05m

$326

BostonSan Antonio

BOS - SAT

BOSSAT

Boston Logan Intl

Sat 11/22

11:09 am-8:52 am

2 stops22h 43m

San Antonio

Fri 11/28

5:09 pm-12:44 am

1 stop6h 35m

$330

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San Antonio from

How to get the cheapest flight ticket from Maine 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 July, then book flights to San Antonio from Maine during June instead. Flights to San Antonio in June, while not as cheap as those in July, still average around $416.

What is the cheapest day to depart on your flight to San Antonio?

The cheapest day to depart on your flight to San Antonio is on a Wednesday when prices can be found for as low as $426. This is often the case because there is less demand to fly during this day of the week. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to San Antonio on Sunday is $666.

What is the cheapest time of day to depart on your flight to San Antonio?

According to our data, the cheapest time of day to fly to San Antonio is in the afternoon. momondo users have found flights departing from Maine to San Antonio in the afternoon for as low as $446. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to San Antonio are more costly at noon, with an average ticket price of $611. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

Cheap Maine to San Antonio flight deals and tips

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

Fastest flight time

4h 37m

Direct flights

Every day

Airports in San Antonio

1 airport
The fastest flight from Maine to San Antonio takes 4h 37m
Direct flights go from Maine 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 Maine to San Antonio Airport?

    Prices for flights from Maine to San Antonio Airport refresh daily.

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Maine to San Antonio Airport.

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

    The travel and health documents you'll need for your trip to San Antonio Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at San Antonio Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Maine to San Antonio

Compare and see reviews for airlines that fly from Maine to San Antonio with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $223Free CancellationRating
7.4
9,012 reviews
Search United Airlines flights
American AirlinesPriceFrom $234Free CancellationRating
7.2
11,045 reviews
Search American Airlines flights
DeltaPriceFrom $238Free CancellationRating
7.9
8,007 reviews
Search Delta flights
SouthwestPriceFrom $377Free CancellationRating
8.0
4,235 reviews
Search Southwest flights

Traveling to a place near San Antonio?

Book flights to San Antonio if you plan to visit one of these locations
New Braunfels
Boerne
Kerrville
Schertz
Pleasanton

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Maine to San Antonio. momondo saves you time and could save you money on your trip.

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

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

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

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

Of course. momondo tracks the price of Maine to San Antonio flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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