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Cheap flights from Portland, Maine to San Antonio from $157

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portland, Maine to San Antonio departing on 10/23. 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 Portland, Maine to San Antonio

Cheap round-trip flights

American Airlines Logo
6:30 am - 12:42 pmPWM-SAT
7h 12m1 stop
American Airlines Logo
7:30 am - 3:02 pmSAT-PWM
6h 32m1 stop
$327American Airlines
Find Deal
Tue, Aug 19 - Wed, Aug 20
Delta Logo
6:00 am - 12:24 pmPWM-SAT
7h 24m1 stop
Delta Logo
11:27 am - 12:03 amSAT-PWM
11h 36m2 stops
$342Delta
Find Deal
Tue, Aug 19 - Wed, Aug 20
Delta Logo
1:39 pm - 11:57 pmPWM-SAT
11h 18m2 stops
Delta Logo
11:27 am - 12:03 amSAT-PWM
11h 36m2 stops
$347Delta
Find Deal
Tue, Aug 19 - Wed, Aug 20
American Airlines Logo
2:30 pm - 9:51 pmPWM-SAT
8h 21m1 stop
American Airlines Logo
6:35 am - 4:34 pmSAT-PWM
8h 59m1 stop
$357American Airlines
Find Deal
Wed, Sep 17 - Fri, Sep 19
Delta Logo
6:00 am - 11:19 amPWM-SAT
6h 19m1 stop
Delta Logo
11:26 am - 12:11 amSAT-PWM
11h 45m2 stops
$367Delta
Find Deal
Wed, Sep 17 - Fri, Sep 19
Delta Logo
6:00 am - 3:36 pmPWM-SAT
10h 36m2 stops
Delta Logo
11:26 am - 12:11 amSAT-PWM
11h 45m2 stops
$372Delta
Find Deal
Wed, Sep 17 - Fri, Sep 19
Southwest Logo
5:25 pm - 11:40 pmPWM-SAT
7h 15m1 stop
Southwest Logo
5:45 am - 12:10 pmSAT-PWM
5h 25m1 stop
$412Southwest
Find Deal
Fri, Nov 28 - Mon, Dec 8
Southwest Logo
5:30 am - 2:25 pmPWM-SAT
9h 55m2 stops
Southwest Logo
5:45 am - 12:10 pmSAT-PWM
5h 25m1 stop
$437Southwest
Find Deal
Fri, Nov 28 - Mon, Dec 8
United Airlines Logo
5:35 am - 11:02 amPWM-SAT
6h 27m1 stop
United Airlines Logo
12:55 pm - 10:01 pmSAT-PWM
8h 06m1 stop
$527United Airlines
Find Deal
Wed, Aug 6 - Sun, Aug 10
United Airlines Logo
5:35 am - 11:02 amPWM-SAT
6h 27m1 stop
United Airlines Logo
2:15 pm - 11:58 pmSAT-PWM
8h 43m2 stops
$532United Airlines
Find Deal
Wed, Aug 6 - Sun, Aug 10

United Airlines flights from Portland, Maine to San Antonio

Our best United Airlines deals on Portland, Maine to San Antonio flight tickets
United Airlines
Aug 6
PWM5:35 amPortland
6h 27m
1 stop
SAT11:02 amSan Antonio
Aug 10
SAT12:55 pmSan Antonio
8h 06m
1 stop
PWM10:01 pmPortland
$527
Find similar
United Airlines
Aug 6
PWM5:35 amPortland
6h 27m
1 stop
SAT11:02 amSan Antonio
Aug 10
SAT2:15 pmSan Antonio
8h 43m
2 stops
PWM11:58 pmPortland
$532
Find similar
United Airlines
Aug 6
PWM5:35 amPortland
6h 27m
1 stop
SAT11:02 amSan Antonio
Aug 9
SAT12:55 pmSan Antonio
8h 06m
1 stop
PWM10:01 pmPortland
$617
Find similar

American Airlines flights from Portland, Maine to San Antonio

Our best American Airlines deals on Portland, Maine to San Antonio flight tickets
American Airlines
Aug 19
PWM6:30 amPortland
7h 12m
1 stop
SAT12:42 pmSan Antonio
Aug 20
SAT7:30 amSan Antonio
6h 32m
1 stop
PWM3:02 pmPortland
$327
Find similar
American Airlines
Sep 17
PWM2:30 pmPortland
8h 21m
1 stop
SAT9:51 pmSan Antonio
Sep 19
SAT6:35 amSan Antonio
8h 59m
1 stop
PWM4:34 pmPortland
$357
Find similar

See travel insights to San Antonio from

How to get the cheapest flight ticket from Portland, 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 September, then book flights to San Antonio from Portland, Maine during June instead. Flights to San Antonio in June, while not as cheap as those in September, 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 Portland, 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.

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

You are more likely to see cheaper flights to San Antonio from Portland, Maine when booking weeks ahead of your departure date. In general, you can expect to find flights to San Antonio for around $489 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Antonio from Portland, Maine for as low as $374 on momondo.

How have Portland, Maine to San Antonio flight prices changed over time?

When to book flights from Portland, Maine to San Antonio

Are you open to changing your travel dates? Check out the ideal times to fly from Portland, Maine to San Antonio according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Portland, Maine to San Antonio (PWM to SAT) flight deals and tips

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

Best Price Found

$157

Fastest flight time

6h 19m

Direct flights

None

Airports in San Antonio

1 airport
The best one-way flight to San Antonio from Portland, Maine in the past 72 hours is $157. The best round-trip flight deal from Portland, Maine to San Antonio found on momondo in the last 72 hours is $327.
The fastest flight from Portland, Maine to San Antonio takes 6h 19m
There are no direct flights from Portland, Maine to San Antonio. Popular non-direct route for this connection is Portland Airport - San Antonio Airport.
There is 1 airport near San Antonio: San Antonio (SAT)
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  • How far is Portland to San Antonio by plane?

    The distance between Portland and San Antonio is about 1835.4 mi. In terms of flight time, this usually takes a little over 6h 19m.

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

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

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Portland Airport 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.

  • What is the most popular airline from Portland, Maine to San Antonio?

Best airlines flying from Portland, Maine to San Antonio

Compare and see reviews for airlines that fly from Portland, Maine to San Antonio with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $234Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
DeltaPriceFrom $238Free CancellationRating
8.0
7,967 reviews
Search Delta flights
United AirlinesPriceFrom $346Free CancellationRating
7.4
8,876 reviews
Search United Airlines flights
SouthwestPriceFrom $366Free CancellationRating
8.0
4,235 reviews
Search Southwest flights

  • Southwest Flights From Portland, Maine to San Antonio

    Southwest flies from Portland, Maine to San Antonio around 2 times per week, with 4,233 momondo users rating the airline 8.0/10. The cheapest Southwest deal from Portland, Maine to San Antonio in the last 72 hours was $366 (round-trip), much lower than the average airfare cost of $536 for Southwest flights on this route.

Traveling to a place near San Antonio?

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

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Portland to San Antonio. Millions of users trust and use momondo every year so you are in good hands.

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

All flight searches from Portland to San Antonio on momondo can be filtered to show those which offer flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to San Antonio from Portland. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes momondo offers price alerts on flights to San Antonio from Portland. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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