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Cheap flights from Portland, Maine to San Antonio from $143

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 7/23. 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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Easily compare round-trip flights from Portland, Maine to San Antonio

Below you can see the best fares for your round-trip flight route over the next six months. All fares were found on momondo this week. Browse the quickest and cheapest flights from Portland, Maine to San Antonio by changing tabs
Frontier
Jun 20
PWM1:57 pmPortland
20h 52m
1 stop
SAT9:49 amSan Antonio
Jun 24
SAT7:06 pmSan Antonio
13h 00m
1 stop
PWM9:06 amPortland
American Airlines
Aug 28
PWM3:58 pmPortland
8h 27m
1 stop
SAT11:25 pmSan Antonio
Sep 11
SAT5:14 amSan Antonio
11h 06m
1 stop
PWM5:20 pmPortland
Delta
Jul 18
PWM5:37 amPortland
6h 03m
1 stop
SAT10:40 amSan Antonio
Jul 22
SAT4:36 pmSan Antonio
5h 50m
1 stop
PWM11:26 pmPortland
Multiple Airlines
Jun 15
PWM12:01 pmPortland
14h 54m
2 stops
SAT1:55 amSan Antonio
Jun 22
SAT6:45 amSan Antonio
28h 40m
3 stops
PWM12:25 pmPortland
United Airlines
Jul 4
PWM2:32 pmPortland
6h 44m
1 stop
SAT8:16 pmSan Antonio
Jul 12
SAT7:09 amSan Antonio
15h 44m
1 stop
PWM11:53 pmPortland
Delta
Aug 28
PWM6:05 amPortland
5h 55m
1 stop
SAT11:00 amSan Antonio
Sep 11
SAT12:00 pmSan Antonio
10h 07m
2 stops
PWM11:07 pmPortland

Find the cheapest one-way flights from Portland, Maine to San Antonio

If you're looking for one-way flights from Portland, Maine to San Antonio, view some of our deals below provided by Delta and Frontier
Delta
Jul 23
PWM5:03 amPortland
7h 03m
1 stop
SAT11:06 amSan Antonio
Frontier
Jul 9
PWM2:51 pmPortland
29h 03m
1 stop
SAT6:54 pmSan Antonio
Delta
Jul 23
PWM6:02 amPortland
10h 39m
2 stops
SAT3:41 pmSan Antonio

Search last-minute flights to San Antonio from Portland, Maine

Find and compare round-trip flight prices for your last-minute flight from Portland, Maine to San Antonio
Delta
May 24
PWM5:31 amPortland
8h 09m
1 stop
SAT12:40 pmSan Antonio
May 27
SAT3:00 pmSan Antonio
7h 57m
1 stop
PWM11:57 pmPortland
United Airlines
May 22
PWM1:37 pmPortland
7h 38m
1 stop
SAT8:15 pmSan Antonio
May 23
SAT6:40 amSan Antonio
6h 11m
1 stop
PWM1:51 pmPortland
Delta
May 24
PWM2:35 pmPortland
10h 52m
2 stops
SAT12:27 amSan Antonio
May 27
SAT3:00 pmSan Antonio
7h 57m
1 stop
PWM11:57 pmPortland
United Airlines
May 22
PWM9:12 amPortland
12h 36m
2 stops
SAT8:48 pmSan Antonio
May 23
SAT12:45 pmSan Antonio
7h 21m
1 stop
PWM9:06 pmPortland
Delta
May 24
PWM2:35 pmPortland
10h 52m
2 stops
SAT12:27 amSan Antonio
May 27
SAT6:08 amSan Antonio
9h 52m
2 stops
PWM5:00 pmPortland
Delta
May 22
PWM2:51 pmPortland
10h 36m
2 stops
SAT12:27 amSan Antonio
May 23
SAT5:15 amSan Antonio
10h 45m
2 stops
PWM5:00 pmPortland

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 28
PWM3:58 pmPortland
8h 27m
1 stop
SAT11:25 pmSan Antonio
Sep 11
SAT5:14 amSan Antonio
11h 06m
1 stop
PWM5:20 pmPortland
American Airlines
Aug 10
PWM6:01 amPortland
6h 58m
1 stop
SAT11:59 amSan Antonio
Aug 13
SAT5:59 pmSan Antonio
5h 41m
1 stop
PWM12:40 amPortland
American Airlines
Jun 11
PWM1:00 pmPortland
8h 20m
1 stop
SAT8:20 pmSan Antonio
Jun 14
SAT5:54 pmSan Antonio
5h 58m
1 stop
PWM12:52 amPortland

Delta flights from Portland, Maine to San Antonio

Our best Delta deals on Portland, Maine to San Antonio flight tickets
Delta
Jul 18
PWM5:37 amPortland
6h 03m
1 stop
SAT10:40 amSan Antonio
Jul 22
SAT4:36 pmSan Antonio
5h 50m
1 stop
PWM11:26 pmPortland
Delta
Aug 28
PWM6:05 amPortland
5h 55m
1 stop
SAT11:00 amSan Antonio
Sep 11
SAT12:00 pmSan Antonio
10h 07m
2 stops
PWM11:07 pmPortland
Delta
Aug 28
PWM6:30 amPortland
10h 56m
2 stops
SAT4:26 pmSan Antonio
Sep 11
SAT12:50 pmSan Antonio
9h 17m
2 stops
PWM11:07 pmPortland

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 from Portland, Maine to San Antonio?

October. The cheapest time of year to fly to San Antonio from Portland, Maine is October. Most expensive is March

What is the cheapest day to depart Portland, Maine for San Antonio?

Wednesday. The cheapest day of the week is typically Wednesday. The most expensive is typically Sunday

When is the cheapest time to fly from Portland, Maine to San Antonio?

In the afternoon. Portland, Maine to San Antonio flights are approximately 16% more expensive at noon than in the afternoon

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

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

What is the cheapest Portland, Maine to San Antonio flight route?

Portland - San Antonio. Fly from Portland to San Antonio for the best Portland, Maine - San Antonio flight prices

How far in advance should you book Portland, Maine to San Antonio flights?

31 days before. The cheapest time to buy a flight from Portland, Maine to San Antonio is approximately 31 days to departure

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

$143

Fastest flight time

5h 55m

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 $143. The best round-trip flight deal from Portland, Maine to San Antonio found on momondo in the last 72 hours is $278.
The fastest flight from Portland, Maine to San Antonio takes 5h 55m
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)

  • 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 5h 55m.

  • 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.


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 $252Free CancellationRating
7.3
14,514 reviews
Search American Airlines flights
United AirlinesPriceFrom $291Free CancellationRating
7.4
10,924 reviews
Search United Airlines flights
DeltaPriceFrom $296Free CancellationRating
8.0
10,673 reviews
Search Delta flights

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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