Cheap flights from Raleigh/Durham to San Antonio
Cheapest current fares: $126 in October 2026, 1,968 km direct flight in ~2h 19m.
Cheapest month-by-month fares
Lowest available fare per calendar month from Raleigh/Durham (RDU) to San Antonio (SAT). Refreshed daily.
Raleigh/Durham (RDU) → San Antonio (SAT)
- October 2026 $126
Frequently asked questions
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What is the cheapest month to fly from Raleigh/Durham to San Antonio?
Based on current 6-month forward fare data, October 2026 is the cheapest month to fly from Raleigh/Durham (RDU) to San Antonio (SAT), with fares starting from $126.
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What is the lowest current fare from RDU to SAT?
The lowest currently-listed fare from Raleigh/Durham (RDU) to San Antonio (SAT) is $126 on 2026-10-21.
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How long is the flight from Raleigh/Durham to San Antonio?
Direct flights from RDU to SAT cover approximately 1,968 km (1,223 miles), with an estimated flight time of 2h 19m. Operating airlines: MX.
Related guides for this route
Sibling pages — full route detail, airport overviews, visa context, per-airline routes.