Cheap Flights from Pittsburgh International to San Antonio International

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Compare Pittsburgh International to San Antonio International flight deals

Find the cheapest month or even day of the year to fly to San Antonio International

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Flight deals from Pittsburgh International to San Antonio International

Looking for a cheap last-minute deal or the best return flight from Pittsburgh International Airport to San Antonio International Airport? If you want to travel next month, return fares start from $459. Find the lowest prices on one-way and return tickets right here.

San Antonio.$431 per passenger.Departing Thu, 24 Sep, returning Wed, 30 Sep.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Pittsburgh International on Thu, 24 Sep, arriving in San Antonio International.Inbound indirect flight with Frontier Airlines, departs from San Antonio International on Wed, 30 Sep, arriving in Pittsburgh International.Price includes taxes and charges.From $431, select.

San Antonio.$459 per passenger.Departing Thu, 8 Oct, returning Wed, 14 Oct.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Pittsburgh International on Thu, 8 Oct, arriving in San Antonio International.Inbound indirect flight with Frontier Airlines, departs from San Antonio International on Wed, 14 Oct, arriving in Pittsburgh International.Price includes taxes and charges.From $459, select.

San Antonio.$508 per passenger.Departing Thu, 29 Oct, returning Mon, 2 Nov.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Pittsburgh International on Thu, 29 Oct, arriving in San Antonio International.Inbound indirect flight with Frontier Airlines, departs from San Antonio International on Mon, 2 Nov, arriving in Pittsburgh International.Price includes taxes and charges.From $508, select.

San Antonio.$598 per passenger.Departing Wed, 2 Dec, returning Wed, 9 Dec.Return flight with United.Outbound indirect flight with United, departs from Pittsburgh International on Wed, 2 Dec, arriving in San Antonio International.Inbound indirect flight with United, departs from San Antonio International on Wed, 9 Dec, arriving in Pittsburgh International.Price includes taxes and charges.From $598, select.

San Antonio.$598 per passenger.Departing Wed, 13 Jan, returning Wed, 20 Jan.Return flight with United.Outbound indirect flight with United, departs from Pittsburgh International on Wed, 13 Jan, arriving in San Antonio International.Inbound indirect flight with United, departs from San Antonio International on Wed, 20 Jan, arriving in Pittsburgh International.Price includes taxes and charges.From $598, select.

San Antonio.$599 per passenger.Departing Thu, 31 Dec, returning Thu, 7 Jan.Return flight with United.Outbound indirect flight with United, departs from Pittsburgh International on Thu, 31 Dec, arriving in San Antonio International.Inbound indirect flight with United, departs from San Antonio International on Thu, 7 Jan, arriving in Pittsburgh International.Price includes taxes and charges.From $599, select.

San Antonio.$600 per passenger.Departing Tue, 17 Nov, returning Mon, 23 Nov.Return flight with Delta.Outbound indirect flight with Delta, departs from Pittsburgh International on Tue, 17 Nov, arriving in San Antonio International.Inbound indirect flight with Delta, departs from San Antonio International on Mon, 23 Nov, arriving in Pittsburgh International.Price includes taxes and charges.From $600, select.

San Antonio.$600 per passenger.Departing Thu, 26 Nov, returning Thu, 3 Dec.Return flight with United.Outbound indirect flight with United, departs from Pittsburgh International on Thu, 26 Nov, arriving in San Antonio International.Inbound indirect flight with United, departs from San Antonio International on Thu, 3 Dec, arriving in Pittsburgh International.Price includes taxes and charges.From $600, select.

San Antonio.$736 per passenger.Departing Tue, 29 Sep, returning Thu, 1 Oct.Return flight with Delta.Outbound indirect flight with Delta, departs from Pittsburgh International on Tue, 29 Sep, arriving in San Antonio International.Inbound indirect flight with Delta, departs from San Antonio International on Thu, 1 Oct, arriving in Pittsburgh International.Price includes taxes and charges.From $736, select.

San Antonio.$780 per passenger.Departing Fri, 16 Apr, returning Sat, 24 Apr.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Pittsburgh International on Fri, 16 Apr, arriving in San Antonio International.Inbound indirect flight with Southwest Airlines, departs from San Antonio International on Sat, 24 Apr, arriving in Pittsburgh International.Price includes taxes and charges.From $780, select.

San Antonio.$781 per passenger.Departing Fri, 11 Jun, returning Sat, 19 Jun.Return flight with Delta.Outbound indirect flight with Delta, departs from Pittsburgh International on Fri, 11 Jun, arriving in San Antonio International.Inbound indirect flight with Delta, departs from San Antonio International on Sat, 19 Jun, arriving in Pittsburgh International.Price includes taxes and charges.From $781, select.

Find the cheapest month to fly from Pittsburgh International to San Antonio International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Pittsburgh International to San Antonio International flights are currently cheapest in September.

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Pittsburgh International to San Antonio International: Alternative routes

Compare routes from Pittsburgh International to San Antonio below. You may find an airport to fly into that's cheaper, faster, or easier than San Antonio International.

San Antonio International

13km from central San Antonio

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from $431

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Pittsburgh to San Antonio: Flight information

The things to know before you go.

Cheapest flight found	$431
Cheapest month to fly	September

Finding cheap flights from Pittsburgh International to San Antonio International: Frequently asked questions

How much are return flights from Pittsburgh International to San Antonio International?

The best price we found for a return flight from Pittsburgh International to San Antonio International is $431. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

Which airlines fly direct from Pittsburgh International to San Antonio International?

Currently, there are no airlines that fly direct from Pittsburgh International to San Antonio International. But we found flights with one or more stops from $431.

How many flights are there a week from Pittsburgh International to San Antonio International?

As of September 2026, there are no flights flying from Pittsburgh International to San Antonio International.

When is the cheapest time to fly from Pittsburgh International to San Antonio International?

The cheapest month to fly from Pittsburgh International to San Antonio International is usually September.

Which upcoming date is cheapest to fly from Pittsburgh International Airport to San Antonio International Airport on?

After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Pittsburgh International Airport to San Antonio International Airport on Thursday, 24 September 2026.

Can I get a direct flight from Pittsburgh International Airport to San Antonio International Airport?

No airlines currently offer direct flights between Pittsburgh International Airport and San Antonio International Airport. Most routes have one or more stops.

How can I find the best flight deal to San Antonio International?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to San Antonio International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

When is the best time to book flights to San Antonio?

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to San Antonio is around 40 days in advance, so don’t leave your flight to the last minute.

Which is the cheapest airline to fly from Pittsburgh International Airport to San Antonio International with?

Currently, Frontier Airlines offers the cheapest flight tickets to San Antonio International.

Travelling from Pittsburgh International Airport (PIT) to San Antonio International Airport (SAT): what you need to know

The timezone in San Antonio is UTC-6, which is one hour behind Pittsburgh.
Your PIT to SAT flight won't wait if you're late, so get to the airport on time. Arrive up to one hour in advance for domestic flights and two hours ahead when you're flying internationally.
During popular months like July, it's best to get to the airport even earlier. Arrive two hours before domestic departures and four hours ahead for international flights whenever you're travelling during a peak period in general.
If you'd like to split up your journey, simply deselect 'Direct flights only' when searching for your ticket from Pittsburgh International Airport to San Antonio International Airport. Here are the top stopovers between PIT and SAT:
- Dallas Fort Worth International Airport
- Nashville Airport
- Chicago Midway Airport

How to find the cheapest flights from Pittsburgh International Airport (PIT) to San Antonio International Airport (SAT)

Right now, $264 is the lowest price we've seen for a one-way Pittsburgh International Airport to San Antonio International Airport flight. The best price for a return plane ticket is $431. Bear in mind that fares could change due to availability when booking.
It's often best to book ahead of time if you're hoping to get cheap tickets from PIT to SAT. That's because airlines adjust prices based on demand, which tends to increase closer to departure.
Finding cheap flights from Pittsburgh International Airport to San Antonio International Airport is easy if you're flexible with your dates. Use the 'Whole month' search function to see the best prices throughout the month and snap up a great deal.
Cut down on the time spent looking for cheap flights from PIT to SAT by creating a Price Alert. You'll receive an email or notification on the app when a lower fare pops up.
Choose your preferred arrival and departure times, number of stops and airlines with the filters. Alternatively, sort your results by 'Cheapest' to find the best deals on flights from Pittsburgh International Airport to San Antonio International Airport.

Handy information about Pittsburgh International Airport (PIT)

PIT is located at 1000 Airport Boulevard.
When it comes to the on-time performance of Pittsburgh International Airport, data shows 77% of flights arrive within the scheduled timeframe.
To get to Pittsburgh International Airport from central Pittsburgh, it'll take about 30 minutes if you're planning to drive. This depends on traffic, however. It's approximately 32 kilometres from the airport to the city centre.
Expect a trip time of around 45 minutes when using public transport.
Have an early flight from Pittsburgh International Airport to San Antonio International Airport? Avoid the hassle of rushing to the terminal (and get some extra shut-eye) by choosing one of these stays close to PIT:

Arriving at San Antonio International Airport (SAT)

If you're coming in on a late Pittsburgh International Airport to San Antonio International Airport flight, nothing beats the convenience of staying near the terminal. Collect your bags from the carousel and then be showered and relaxing soon after at one of these options near SAT:
Pick up a San Antonio International Airport rental car and discover San Antonio and beyond with your own wheels. Fox - Rent A Car, Dollar and Thrifty are popular providers to choose from here.
Lock in the best possible rate by booking your ride from San Antonio International Airport about one week before your departure date.

When to fly to San Antonio International Airport (SAT)

The quietest month for a flight from Pittsburgh International Airport to San Antonio International Airport is March, while July is the busiest. Pick the best time to go to San Antonio based on whether you prefer a more relaxed vibe or a faster pace.
Book your flight from Pittsburgh International Airport to San Antonio International Airport for August if you'd like to visit San Antonio during its warmest month. You can expect temperatures of between 24ºC and 40ºC.
Search for cheap tickets from PIT to SAT in January if you like cooler conditions. Temperatures are at their lowest around then, ranging between 4ºC and 20ºC on average.

Explore more of the United States

Houston is just one of the many cities in the United States waiting to be explored after you've seen San Antonio. Around 306 kilometres away to the east, its top attractions include The Museum of Fine Arts, Houston, Beck Building, Houston Museum of Natural Science and The Menil Collection.
Around 402 kilometres north-east of San Antonio, Dallas is another essential stop in the United States. Start your sightseeing at Meyerson Symphony Centre, Winspear Opera House and Dallas Museum of Art.