Pittsburgh (PIT) to Austin (AUS), Dec 18–20, 2026: from $150 one way

Pittsburgh (PIT) to Austin (AUS), Dec 18–20, 2026: from $150 one way on Axel, checked Oct 29, 2026. Lowest published fare: $150 one way, Axel-exclusive, Southwest Airlines, 1 stop, Dec 18, 2026, 1 adult, economy, checked Oct 29, 2026. Flights for 1 adult in economy. Prices are total for all travelers in USD, including required taxes. Basic economy may apply.

See flights for these dates: each price link opens AI flight search for that row's exact dates and travelers. Select the complete itinerary there.

Route overview: Pittsburgh to Austin (AUS) flight deals

2026-12-18 · one way · Axel-exclusive $175.00

• Southwest Airlines WN3431: PIT 2026-12-18 13:25:00 → AUS 2026-12-18 15:45:00; nonstop; 200 minutes. Local airport times.

2026-12-18 · one way · Axel-exclusive $165.00

• Delta Air Lines DL5799 / DL2578: PIT 2026-12-18 17:41:00 → AUS 2026-12-18 22:33:00; 1 stop(s) via DTW; 352 minutes. Local airport times.
  • DL5799: PIT 2026-12-18 17:41:00 → DTW 2026-12-18 18:55:00; layover at DTW: 75 minutes.
  • DL2578: DTW 2026-12-18 20:10:00 → AUS 2026-12-18 22:33:00.

2026-12-18 · one way · Axel-exclusive $175.00

• United Airlines UA1563 / UA2621: PIT 2026-12-18 17:00:00 → AUS 2026-12-18 21:21:00; 1 stop(s) via IAH; 321 minutes. Local airport times.
  • UA1563: PIT 2026-12-18 17:00:00 → IAH 2026-12-18 19:10:00; layover at IAH: 65 minutes.
  • UA2621: IAH 2026-12-18 20:15:00 → AUS 2026-12-18 21:21:00.

2026-12-20 · one way · Axel-exclusive $227.50

• Southwest Airlines WN3431: PIT 2026-12-20 13:25:00 → AUS 2026-12-20 15:45:00; nonstop; 200 minutes. Local airport times.

2026-12-19 · one way · Axel-exclusive $227.50

• Southwest Airlines WN3431: PIT 2026-12-19 13:25:00 → AUS 2026-12-19 15:45:00; nonstop; 200 minutes. Local airport times.

2026-12-18 · one way · Axel-exclusive $150.00

• Southwest Airlines WN17 / WN3942: PIT 2026-12-18 08:25:00 → AUS 2026-12-18 13:10:00; 1 stop(s) via DAL; 345 minutes. Local airport times.
  • WN17: PIT 2026-12-18 08:25:00 → DAL 2026-12-18 10:20:00; layover at DAL: 105 minutes.
  • WN3942: DAL 2026-12-18 12:05:00 → AUS 2026-12-18 13:10:00.

2026-12-18 · one way · Axel-exclusive $150.00

• Southwest Airlines WN4363 / WN2392: PIT 2026-12-18 05:25:00 → AUS 2026-12-18 10:40:00; 1 stop(s) via HOU; 375 minutes. Local airport times.
  • WN4363: PIT 2026-12-18 05:25:00 → HOU 2026-12-18 07:45:00; layover at HOU: 120 minutes.
  • WN2392: HOU 2026-12-18 09:45:00 → AUS 2026-12-18 10:40:00.

2026-12-18 · one way · Axel-exclusive $150.00

• Southwest Airlines WN1111 / WN2655: PIT 2026-12-18 18:30:00 → AUS 2026-12-18 22:35:00; 1 stop(s) via STL; 305 minutes. Local airport times.
  • WN1111: PIT 2026-12-18 18:30:00 → STL 2026-12-18 19:25:00; layover at STL: 60 minutes.
  • WN2655: STL 2026-12-18 20:25:00 → AUS 2026-12-18 22:35:00.

2026-12-18 · one way · Axel-exclusive $150.00

• Southwest Airlines WN4966 / WN4220: PIT 2026-12-18 19:10:00 → AUS 2026-12-19 00:20:00; 1 stop(s) via TPA; 370 minutes. Local airport times.
  • WN4966: PIT 2026-12-18 19:10:00 → TPA 2026-12-18 21:35:00; layover at TPA: 65 minutes.
  • WN4220: TPA 2026-12-18 22:40:00 → AUS 2026-12-19 00:20:00.

2026-12-20 · one way · Axel-exclusive $195.00

• Southwest Airlines WN1111 / WN2655: PIT 2026-12-20 18:30:00 → AUS 2026-12-20 22:35:00; 1 stop(s) via STL; 305 minutes. Local airport times.
  • WN1111: PIT 2026-12-20 18:30:00 → STL 2026-12-20 19:25:00; layover at STL: 60 minutes.
  • WN2655: STL 2026-12-20 20:25:00 → AUS 2026-12-20 22:35:00.

2026-12-20 · one way · Axel-exclusive $195.00

• Southwest Airlines WN17 / WN3942: PIT 2026-12-20 08:25:00 → AUS 2026-12-20 13:10:00; 1 stop(s) via DAL; 345 minutes. Local airport times.
  • WN17: PIT 2026-12-20 08:25:00 → DAL 2026-12-20 10:20:00; layover at DAL: 105 minutes.
  • WN3942: DAL 2026-12-20 12:05:00 → AUS 2026-12-20 13:10:00.

2026-12-19 · one way · Axel-exclusive $195.00

• Southwest Airlines WN17 / WN3942: PIT 2026-12-19 08:25:00 → AUS 2026-12-19 13:10:00; 1 stop(s) via DAL; 345 minutes. Local airport times.
  • WN17: PIT 2026-12-19 08:25:00 → DAL 2026-12-19 10:20:00; layover at DAL: 105 minutes.
  • WN3942: DAL 2026-12-19 12:05:00 → AUS 2026-12-19 13:10:00.

2026-12-19 · one way · Axel-exclusive $195.00

• Southwest Airlines WN4363 / WN2392: PIT 2026-12-19 05:25:00 → AUS 2026-12-19 10:40:00; 1 stop(s) via HOU; 375 minutes. Local airport times.
  • WN4363: PIT 2026-12-19 05:25:00 → HOU 2026-12-19 07:45:00; layover at HOU: 120 minutes.
  • WN2392: HOU 2026-12-19 09:45:00 → AUS 2026-12-19 10:40:00.

2026-12-19 · one way · Axel-exclusive $195.00

• Southwest Airlines WN1111 / WN2655: PIT 2026-12-19 18:30:00 → AUS 2026-12-19 22:35:00; 1 stop(s) via STL; 305 minutes. Local airport times.
  • WN1111: PIT 2026-12-19 18:30:00 → STL 2026-12-19 19:25:00; layover at STL: 60 minutes.
  • WN2655: STL 2026-12-19 20:25:00 → AUS 2026-12-19 22:35:00.

2026-12-19 · one way · Axel-exclusive $195.00

• Southwest Airlines WN4966 / WN4220: PIT 2026-12-19 19:10:00 → AUS 2026-12-20 00:20:00; 1 stop(s) via TPA; 370 minutes. Local airport times.
  • WN4966: PIT 2026-12-19 19:10:00 → TPA 2026-12-19 21:35:00; layover at TPA: 65 minutes.
  • WN4220: TPA 2026-12-19 22:40:00 → AUS 2026-12-20 00:20:00.

2026-12-20 · one way · Axel-exclusive $195.00

• Southwest Airlines WN4363 / WN2392: PIT 2026-12-20 05:25:00 → AUS 2026-12-20 10:40:00; 1 stop(s) via HOU; 375 minutes. Local airport times.
  • WN4363: PIT 2026-12-20 05:25:00 → HOU 2026-12-20 07:45:00; layover at HOU: 120 minutes.
  • WN2392: HOU 2026-12-20 09:45:00 → AUS 2026-12-20 10:40:00.

2026-12-20 · one way · Axel-exclusive $195.00

• Southwest Airlines WN4966 / WN4220: PIT 2026-12-20 19:10:00 → AUS 2026-12-21 00:20:00; 1 stop(s) via TPA; 370 minutes. Local airport times.
  • WN4966: PIT 2026-12-20 19:10:00 → TPA 2026-12-20 21:35:00; layover at TPA: 65 minutes.
  • WN4220: TPA 2026-12-20 22:40:00 → AUS 2026-12-21 00:20:00.

2026-12-19 · one way · Axel-exclusive $214.50

• Delta Air Lines DL5799 / DL2578: PIT 2026-12-19 17:41:00 → AUS 2026-12-19 22:33:00; 1 stop(s) via DTW; 352 minutes. Local airport times.
  • DL5799: PIT 2026-12-19 17:41:00 → DTW 2026-12-19 18:55:00; layover at DTW: 75 minutes.
  • DL2578: DTW 2026-12-19 20:10:00 → AUS 2026-12-19 22:33:00.

2026-12-20 · one way · Axel-exclusive $214.50

• Delta Air Lines DL5799 / DL2578: PIT 2026-12-20 17:41:00 → AUS 2026-12-20 22:33:00; 1 stop(s) via DTW; 352 minutes. Local airport times.
  • DL5799: PIT 2026-12-20 17:41:00 → DTW 2026-12-20 18:55:00; layover at DTW: 75 minutes.
  • DL2578: DTW 2026-12-20 20:10:00 → AUS 2026-12-20 22:33:00.

2026-12-20 · one way · Axel-exclusive $227.50

• United Airlines UA1563 / UA2621: PIT 2026-12-20 17:00:00 → AUS 2026-12-20 21:21:00; 1 stop(s) via IAH; 321 minutes. Local airport times.
  • UA1563: PIT 2026-12-20 17:00:00 → IAH 2026-12-20 19:10:00; layover at IAH: 65 minutes.
  • UA2621: IAH 2026-12-20 20:15:00 → AUS 2026-12-20 21:21:00.

2026-12-19 · one way · Axel-exclusive $227.50

• United Airlines UA1563 / UA2621: PIT 2026-12-19 17:00:00 → AUS 2026-12-19 21:21:00; 1 stop(s) via IAH; 321 minutes. Local airport times.
  • UA1563: PIT 2026-12-19 17:00:00 → IAH 2026-12-19 19:10:00; layover at IAH: 65 minutes.
  • UA2621: IAH 2026-12-19 20:15:00 → AUS 2026-12-19 21:21:00.

Travelers: prices on this page are totals for 1 adult. For a different party, open this trip for 2 adults · 3 adults · 4 adults · 2 adults + 1 child · 2 adults + 2 children; each link opens AI flight search for these dates and those travelers, and the customer link to share comes from those results.

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