Flight tickets from San Antonio International to Philadelphia

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Flight deals from San Antonio International to Philadelphia

Looking for a cheap last-minute deal or the best return flight from San Antonio International Airport to Philadelphia? If you want to travel next month, return fares start from ₹ 21,781. Find the lowest prices on one-way and return tickets right here.

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

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

Direct flights from San Antonio International to Philadelphia

San Antonio to Philadelphia: Flight information

The things to know before you go.
Cheapest flight found₹ 9,946
Cheapest month to flyJune
Average flight time3 hrs, 42 mins
Most popular airlineAmerican Airlines
Average flights per week14

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

There are 6 airports in Philadelphia: Philadelphia International, Blue Bell, Philadelphia Trenton-Mercer, Greater Wilmington, Atlantic City International, and Allentown.
The best price we found for a return flight from San Antonio International to Philadelphia is ₹ 21,781. 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.
3 hours and 42 minutes is the average flight time from San Antonio International to Philadelphia.
American Airlines and Qatar Airways fly direct from San Antonio International to Philadelphia.
As of May 2026, there are 42 flights per week flying from San Antonio International to Philadelphia.
The cheapest month to fly from San Antonio International to Philadelphia is usually June.
If you're flying from San Antonio International Airport, the cheapest airport near Philadelphia is Philadelphia International – which is 11.2 km away from the centre of Philadelphia. We've found flights into this airport from ₹ 21,781.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from San Antonio International Airport to Philadelphia on Tuesday, 9 June 2026.
Yes – the average flight time is 3 hours and 42 minutes.
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 Philadelphia 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.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Philadelphia is around 40 days in advance, so don’t leave your flight to the last minute.
In May, the average temperature is usually around 16°C. July is typically the warmest month in Philadelphia, when it usually averages around 30°C. You can expect the least rain in February. The coldest month is January, with temperatures averaging -5°C. The rainiest month is July.
Currently, Frontier Airlines offers the cheapest flight tickets to Philadelphia.

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

  • The average length of a direct flight from San Antonio International Airport to Philadelphia is 3 hours 50 minutes.

  • Philadelphia is one hour ahead of San Antonio, where San Antonio International Airport is located. Philadelphia follows the UTC-4 timezone.

  • The most popular route is from San Antonio International Airport (SAT) to Philadelphia International Airport (PHL). Choose from three services every week between these two airports. If you'd like to get on your way as soon as possible, the earliest flight from SAT to PHL is the 12:10 American Airlines service. If you prefer to travel later, the final departure is at 14:57 with American Airlines.

  • For a stress-free journey, arrive at the airport two hours ahead of international flights and an hour before domestic departures. This will give you enough time to catch your SAT to Philadelphia flight.

  • If you're travelling during a major holiday or another peak period, give yourself extra time. A good general rule is two hours ahead of domestic flights and up to four hours before international departures. Check-in and security lines will be longer.

  • You can book a direct San Antonio International Airport to Philadelphia ticket. Begin your journey at SAT and touch down at Philadelphia International Airport (PHL).

  • Keep your eyes peeled for offers from American Airlines. This airline operates direct flights from San Antonio International Airport to Philadelphia.

  • Located around 13 kilometres from the centre of San Antonio, SAT can be reached in about 20 minutes by car. Travelling on public transport will take roughly 1 hour 30 minutes.

  • Want a leisurely start to your holiday? Stay near SAT. Whether you have an early flight from San Antonio International Airport to Philadelphia or just don't want to be rushed, these hotels are all about convenience:

  • San Antonio International Airport has a strong on-time performance, so you're unlikely to face delays. Departures from SAT make it to their destination as scheduled 83.17% of the time.

  • SAT's address is 9800 Airport Boulevard.

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

  • ₹ 9,946 is the lowest price we've seen for a one-way San Antonio International Airport to Philadelphia flight. A return ticket right now is ₹ 21,781. Depending on how early you book and the availability, these fares can change.

  • Lock in cheap flights from SAT to Philadelphia by booking two months ahead. According to our research, that's the best time for bagging a bargain.

  • June is the best month for scoring an awesome deal on San Antonio International Airport to Philadelphia tickets. If you want to travel at a different time of year, the 'Whole month' tool will show you the lowest prices for every month.

  • Picking up a cheap flight from SAT to Philadelphia couldn't be easier with Price Alerts. Simply set up one of these automatic notifications and we'll notify you as soon as a new discount appears.

  • Save on your flight from San Antonio International Airport to Philadelphia with the help of our filters. Select your ideal times, airlines and number of stops, then sort the results by 'Cheapest' for the best deals.

Airports in Philadelphia

Philadelphia International Airport (PHL)

  • Philadelphia International Airport (PHL) to the centre of Philadelphia takes around 15 minutes to reach by car. The centre is roughly 19 kilometres away.

  • Travelling by public transport typically takes 45 minutes.

  • The last thing you want is a lengthy journey to your hotel if you're getting in late on a flight from San Antonio International Airport to Philadelphia. Stay at one of these accommodation options near PHL instead:

  • Get your adventure underway by picking up a Philadelphia International Airport rental car. Grab your wheels from Dollar, Thrifty or Budget and experience the lesser-explored corners of Philadelphia and beyond.

  • For the lowest price, book your vehicle from Philadelphia International Airport around three weeks ahead of your flight from SAT to Philadelphia.

  • The address for PHL is 8500 Essington Ave.

Trenton-Mercer Airport (TTN)

  • The centre of Philadelphia is about 56 kilometres from Trenton-Mercer Airport (TTN). After your flight from San Antonio International Airport to Philadelphia has landed and you've made your way through the terminal, the drive should be around 40 minutes.

  • If you choose to travel on public transport, the ride to the centre will take you 1 hour 45 minutes or so.

  • After stepping off your SAT to Philadelphia flight, unwind at a hotel near TTN. These are some great accommodation options that'll help you slip into relaxation mode:

  • No need to worry about public transport schedules or long cab lines. Grab a Trenton-Mercer Airport rental car and take your trip in whatever direction you choose. Compare offers from Budget, National and Enterprise.

  • Get exactly what you want. Booking your ride from TTN four weeks in advance often means more savings and a wider selection of vehicles.

  • You can find Trenton-Mercer Airport at Scotch Road, Terminal Building.

Best time to go to Philadelphia

  • Travel to Philadelphia during high season if you want a busy atmosphere, but remember that prices are usually higher. Alternatively, book your flights from San Antonio International Airport to Philadelphia in the off-season when prices are cheaper and it's quieter.

  • Book a San Antonio International Airport to Philadelphia flight ticket with a departure in July if you're eager to visit the city during its warmest month. Expect temperatures to range from 18ºC to 32ºC.

  • January has average temperatures of between -7ºC and 9ºC. Look for a cheap ticket from SAT to Philadelphia around that time if you like travelling in cooler conditions.

More about Philadelphia

Explore more of United States

  • You've visited Philadelphia, now it's time to discover other parts of United States. Travel about 129 kilometres north-east to New York to tick off its popular sights. From Statue of Liberty to Central Park and Empire State Building, you'll have a full itinerary ahead.

  • Boston is another standout destination in United States and is around 434 kilometres north-east of Philadelphia. No journey is complete without a visit to Freedom Trail, Museum of Fine Arts Boston and Boston Tea Party Ships & Museum.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.