Cheap flights from Portland to San Antonio (PWM - SAT)

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The best prices from Portland to San Antonio are usually found in June or January, booked 22 days in advance, depart on a Thursday or Wednesday and return on a Tuesday

How to find the cheapest flight from
Portland (PWM) to San Antonio (SAT)

All the information you need to plan the best PWM to SAT flight in 2021: compare Portland to San Antonio flight prices with the expected peak season, weather and rainfall in San Antonio.
PWM - SAT
Price
$283 - $542
SAT
Temperature
51.8 - 84.2 °F
SAT
Precipitation
1.6 - 3.7 inches

Popular in

March

High demand for flights, 35% potential price rise

Cheapest in

June

Best time to find cheap flights, 20% potential price drop

Round-trip from

$283

From Portland to San Antonio

One-way from

$103

One-way flight from Portland to San Antonio

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
How far in advance should I book a flight from Portland, Maine to San Antonio?

Find a great deal and save up to 51% by booking at least 28 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Portland, Maine to San Antonio within the next two weeks, with the cheapest ticket starting at $341.

What is the cheapest day to fly round-trip from Portland, Maine to San Antonio?

Users have found that leaving on a Wednesday can be a cost-effective option. It’s possible to save up to 51% on your flight compared to booking on days when demand is much higher.

When is the cheapest time to fly from Portland, Maine to San Antonio (PWM - SAT)?

It’s optimal to fly from Portland, Maine to San Antonio in the afternoon. By choosing this option you can save up to 32% on the cost of your flight, compared to a flight in the morning.

What is the cheapest month to fly from Portland, Maine to San Antonio?

August is one of the best times of the year to fly to San Antonio from Portland, Maine. Prices for August average $279 per person but you can even find prices for as low as $104. The most expensive prices can be found in the month of December. Opting for a August flight can save you 32% on your journey compared to booking in August

Cheap flights from Portland to San Antonio in December, January 2022

The best prices found for PWM to SAT flights for December, January
19 Jan - 22 Jan
$208pp
PWM
Portland
American Airlines
 
1 STOP
SAT
San Antonio
SAT
San Antonio
American Airlines
 
1 STOP
PWM
Portland
6 Jan - 13 Jan
$209pp
PWM
Portland
Multiple Airlines
 
1 STOP
SAT
San Antonio
SAT
San Antonio
American Airlines
 
1 STOP
PWM
Portland
19 Jan - 23 Jan
$224pp
PWM
Portland
Multiple Airlines
 
1 STOP
SAT
San Antonio
SAT
San Antonio
Delta
   
2 STOPS
PWM
Portland

Portland to San Antonio 2022 flight deals

Cheap flights to San Antonio from Portland found for this year
2 Dec - 5 Dec
$417pp
PWM
Portland
American Airlines
 
1 STOP
SAT
San Antonio
SAT
San Antonio
American Airlines
   
2 STOPS
PWM
Portland
15 Dec - 31 Dec
$432pp
PWM
Portland
American Airlines
 
1 STOP
SAT
San Antonio
SAT
San Antonio
American Airlines
 
1 STOP
PWM
Portland
15 Dec - 31 Dec
$438pp
PWM
Portland
Multiple Airlines
   
2 STOPS
SAT
San Antonio
SAT
San Antonio
American Airlines
 
1 STOP
PWM
Portland

One-way flights to San Antonio from Portland

The cheapest one-way flights from Portland to San Antonio
12:21 pm - 11:56 am
Frontier
2 Stops
24h 35m
PWM - SAT
Frontier
$103
Kiwi.com
12:20 am - 9:25 am
Delta
2 Stops
10h 05m
PWM - SAT
Delta
$462
Delta
2:30 am - 10:05 am
United Airlines
1 Stop
8h 35m
PWM - SAT
United Airlines
$953
United

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Portland</span> to <span class="emphasized">San Antonio</span> flights.

Flight FAQs

From Portland to San Antonio

Which airlines flying from Portland to San Antonio have flexible cancellations due to COVID-19?

Some of our airline partners flying from Portland to San Antonio have new flexible policies in place due to COVID-19. American Airlines, United Airlines, and Delta are some of the carriers where you may find flexible cancellation policies. You can use our site to filter for airlines like American Airlines with this kind of flexibility.

Can I find flights from Portland, Maine to San Antonio for under $300 on Cheapflights?

Yes, there are multiple flights from Portland, Maine to San Antonio for under $300. The cheapest flight booked recently is on American Airlines for just $208, but on average you can expect to pay $289.

What are the cheapest airlines flying from Portland, Maine to San Antonio round-trip?

Our cheapest airline available from Portland, Maine to San Antonio is American Airlines. Our recent data shows that you can find tickets from as low as $208 on this airline. Additional options worth looking into are Frontier and Delta, starting at $237 and $239 round-trip. American Airlines is priced at 41% lower than the current average price of a flight leaving 3 months from now.

What are the cheapest airlines to fly from Portland, Maine to San Antonio one-way?

The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $103. However, be on the lookout for offers from American Airlines and Delta, as they are both options that can get you from Portland, Maine to San Antonio for a low price.

What are the most popular airlines that fly from Portland, Maine to San Antonio?

Consider American Airlines, Delta or Frontier when booking your flight. These represent the most popular airlines when flying from Portland, Maine to San Antonio.

What are the cheapest flights from Portland, Maine to San Antonio?

Looking for the cheapest flight from Portland, Maine to San Antonio? While on average our users pay $348, our data indicates the cheapest price to be $121. The most popular route (Portland - San Antonio), is priced around $209.

COVID Restrictions

View COVID Travel Restrictions for San Antonio, TX

Do I need a COVID test to fly to San Antonio from Portland?

Information is based on travel restrictions for travel to San Antonio within the United States

Most visitors from Portland need to provide a negative COVID-19 test result and/or quarantine to enter San Antonio.

COVID-19 testing requirements
Visitors from Portland must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to San Antonio.

Quarantine requirements
Visitors from Portland are not required to quarantine after entering San Antonio.

Do I need a test to fly back to Portland from San Antonio?

Returning to Portland from San Antonio

COVID-19 testing requirements
Visitors from San Antonio must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Portland.

Quarantine requirements
Visitors from San Antonio are not required to quarantine after entering Portland.

Hide COVID Travel Restrictions for San Antonio, TX

Destination information for San Antonio

Things to know before you go - useful duration and weather info for your trip from Portland to San Antonio.

Airports servicing Portland

Airports servicing San Antonio

Top 4 airlines flying from Portland to San Antonio

The chart below displays the airlines Cheapflights users traveling from Portland to San Antonio choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
Frontier
$105 $246 No cancel fee 62%
United Airlines
$134 $368 No cancel fee 69%
American Airlines
$137 $368 No cancel fee 71%
Delta
$151 $362 No cancel fee N/A
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