Your answer depends on where you want to go in Antarctica. There is no commercial air service to anywhere on the continent. You can fly commercially to New Zealand, Australia, Chile or Argentina -- even South Africa, and from there charter a private flight to your Antarctic destination.
Be aware that you are responsible for all expenses related to your commercial flight, for you, the crew, the equipment and so forth.
A flight from Miami to Austria takes 11 hours.
The flight time from Pennsylvania (PA) to Bahamas is 2 hours, 45 minutes.
About 10 hours
3 hours 3 minutes
The flight time is approximately 8 hours, 28 minutes.
2000 miles, or about 4 hours.
2 hours and 10 minutes
7 hours 35 minutes
2 hrs and 18 min one way.
About 12 hours.
2hr 50min Dublin (DUB) to Vienna (VIE) by a nonstop flight operated by Aer Lingus.
There is no direct flight from Wilkes-Barre, PA to San Antonio.