Austin (AUS) to Phoenix (PHX), Dec 18–20, 2026: from $110 one way

Austin (AUS) to Phoenix (PHX), Dec 18–20, 2026: from $110 one way on Axel, checked Oct 29, 2026. Lowest published fare: $110 one way, Axel-exclusive, Frontier 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: Austin to Phoenix (PHX) flight deals

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

• Southwest Airlines WN1050: AUS 2026-12-18 17:05:00 → PHX 2026-12-18 18:40:00; nonstop; 155 minutes. Local airport times.

2026-12-18 · one way · Axel-exclusive $185.00

• American Airlines AA2428: AUS 2026-12-18 08:20:00 → PHX 2026-12-18 10:00:00; nonstop; 160 minutes. Local airport times.

2026-12-18 · one way · Axel-exclusive $190.00

• Delta Air Lines DL3528: AUS 2026-12-18 15:10:00 → PHX 2026-12-18 16:58:00; nonstop; 168 minutes. Local airport times.

2026-12-18 · one way · Axel-exclusive $110.00

• Frontier Airlines F91859 / F94753: AUS 2026-12-18 19:44:00 → PHX 2026-12-19 00:30:00; 1 stop(s) via DEN; 346 minutes. Local airport times.
  • F91859: AUS 2026-12-18 19:44:00 → DEN 2026-12-18 21:13:00; layover at DEN: 76 minutes.
  • F94753: DEN 2026-12-18 22:29:00 → PHX 2026-12-19 00:30:00.

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

• Southwest Airlines WN375: AUS 2026-12-19 22:10:00 → PHX 2026-12-19 23:50:00; nonstop; 160 minutes. Local airport times.

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

• Southwest Airlines WN820: AUS 2026-12-20 12:15:00 → PHX 2026-12-20 13:50:00; nonstop; 155 minutes. Local airport times.

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

• Southwest Airlines WN820: AUS 2026-12-18 11:15:00 → PHX 2026-12-18 12:50:00; nonstop; 155 minutes. Local airport times.

2026-12-18 · one way · Axel-exclusive $185.00

• American Airlines AA3892: AUS 2026-12-18 18:46:00 → PHX 2026-12-18 20:35:00; nonstop; 169 minutes. Local airport times.

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

• Southwest Airlines WN820: AUS 2026-12-19 11:15:00 → PHX 2026-12-19 12:50:00; nonstop; 155 minutes. Local airport times.

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

• Southwest Airlines WN409: AUS 2026-12-20 20:25:00 → PHX 2026-12-20 22:00:00; nonstop; 155 minutes. Local airport times.

2026-12-20 · one way · Axel-exclusive $240.50

• American Airlines AA1386: AUS 2026-12-20 06:10:00 → PHX 2026-12-20 07:49:00; nonstop; 159 minutes. Local airport times.

2026-12-19 · one way · Axel-exclusive $240.50

• American Airlines AA1386: AUS 2026-12-19 06:08:00 → PHX 2026-12-19 07:48:00; nonstop; 160 minutes. Local airport times.

2026-12-20 · one way · Axel-exclusive $240.50

• American Airlines AA1722: AUS 2026-12-20 21:22:00 → PHX 2026-12-20 23:04:00; nonstop; 162 minutes. Local airport times.

2026-12-19 · one way · Axel-exclusive $240.50

• American Airlines AA2428: AUS 2026-12-19 14:06:00 → PHX 2026-12-19 15:44:00; nonstop; 158 minutes. Local airport times.

2026-12-20 · one way · Axel-exclusive $247.00

• Delta Air Lines DL3528: AUS 2026-12-20 15:10:00 → PHX 2026-12-20 16:58:00; nonstop; 168 minutes. Local airport times.

2026-12-19 · one way · Axel-exclusive $247.00

• Delta Air Lines DL3528: AUS 2026-12-19 15:10:00 → PHX 2026-12-19 16:58:00; nonstop; 168 minutes. Local airport times.

2026-12-20 · one way · Axel-exclusive $143.00

• Frontier Airlines F91859 / F94753: AUS 2026-12-20 19:44:00 → PHX 2026-12-21 00:30:00; 1 stop(s) via DEN; 346 minutes. Local airport times.
  • F91859: AUS 2026-12-20 19:44:00 → DEN 2026-12-20 21:13:00; layover at DEN: 76 minutes.
  • F94753: DEN 2026-12-20 22:29:00 → PHX 2026-12-21 00:30:00.

2026-12-19 · one way · Axel-exclusive $143.00

• Frontier Airlines F91859 / F94753: AUS 2026-12-19 19:44:00 → PHX 2026-12-20 00:30:00; 1 stop(s) via DEN; 346 minutes. Local airport times.
  • F91859: AUS 2026-12-19 19:44:00 → DEN 2026-12-19 21:13:00; layover at DEN: 76 minutes.
  • F94753: DEN 2026-12-19 22:29:00 → PHX 2026-12-20 00:30:00.

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

• Southwest Airlines WN162 / WN149: AUS 2026-12-18 12:45:00 → PHX 2026-12-18 17:20:00; 1 stop(s) via ABQ; 335 minutes. Local airport times.
  • WN162: AUS 2026-12-18 12:45:00 → ABQ 2026-12-18 13:40:00; layover at ABQ: 140 minutes.
  • WN149: ABQ 2026-12-18 16:00:00 → PHX 2026-12-18 17:20:00.

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

• Southwest Airlines WN313 / WN1137: AUS 2026-12-18 09:50:00 → PHX 2026-12-18 15:30:00; 1 stop(s) via DEN; 400 minutes. Local airport times.
  • WN313: AUS 2026-12-18 09:50:00 → DEN 2026-12-18 11:05:00; layover at DEN: 150 minutes.
  • WN1137: DEN 2026-12-18 13:35:00 → PHX 2026-12-18 15:30:00.

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

• Southwest Airlines WN329 / WN1911: AUS 2026-12-18 08:30:00 → PHX 2026-12-18 11:45:00; 1 stop(s) via ELP; 255 minutes. Local airport times.
  • WN329: AUS 2026-12-18 08:30:00 → ELP 2026-12-18 09:15:00; layover at ELP: 65 minutes.
  • WN1911: ELP 2026-12-18 10:20:00 → PHX 2026-12-18 11:45:00.

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

• Southwest Airlines WN300 / WN571: AUS 2026-12-18 05:40:00 → PHX 2026-12-18 11:05:00; 1 stop(s) via DAL; 385 minutes. Local airport times.
  • WN300: AUS 2026-12-18 05:40:00 → DAL 2026-12-18 06:45:00; layover at DAL: 155 minutes.
  • WN571: DAL 2026-12-18 09:20:00 → PHX 2026-12-18 11:05:00.

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

• American Airlines AA3885 / AA2034: AUS 2026-12-18 15:00:00 → PHX 2026-12-18 19:08:00; 1 stop(s) via DFW; 308 minutes. Local airport times.
  • AA3885: AUS 2026-12-18 15:00:00 → DFW 2026-12-18 16:15:00; layover at DFW: 75 minutes.
  • AA2034: DFW 2026-12-18 17:30:00 → PHX 2026-12-18 19:08:00.

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

• Southwest Airlines WN162 / WN149: AUS 2026-12-20 12:45:00 → PHX 2026-12-20 17:20:00; 1 stop(s) via ABQ; 335 minutes. Local airport times.
  • WN162: AUS 2026-12-20 12:45:00 → ABQ 2026-12-20 13:40:00; layover at ABQ: 140 minutes.
  • WN149: ABQ 2026-12-20 16:00:00 → PHX 2026-12-20 17:20:00.

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

• Southwest Airlines WN329 / WN1911: AUS 2026-12-20 08:30:00 → PHX 2026-12-20 11:45:00; 1 stop(s) via ELP; 255 minutes. Local airport times.
  • WN329: AUS 2026-12-20 08:30:00 → ELP 2026-12-20 09:15:00; layover at ELP: 65 minutes.
  • WN1911: ELP 2026-12-20 10:20:00 → PHX 2026-12-20 11:45:00.

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

• Southwest Airlines WN329 / WN1911: AUS 2026-12-19 08:30:00 → PHX 2026-12-19 11:45:00; 1 stop(s) via ELP; 255 minutes. Local airport times.
  • WN329: AUS 2026-12-19 08:30:00 → ELP 2026-12-19 09:15:00; layover at ELP: 65 minutes.
  • WN1911: ELP 2026-12-19 10:20:00 → PHX 2026-12-19 11:45:00.

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

• Southwest Airlines WN300 / WN571: AUS 2026-12-19 05:40:00 → PHX 2026-12-19 11:05:00; 1 stop(s) via DAL; 385 minutes. Local airport times.
  • WN300: AUS 2026-12-19 05:40:00 → DAL 2026-12-19 06:45:00; layover at DAL: 155 minutes.
  • WN571: DAL 2026-12-19 09:20:00 → PHX 2026-12-19 11:05:00.

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

• Southwest Airlines WN313 / WN1137: AUS 2026-12-19 09:50:00 → PHX 2026-12-19 15:30:00; 1 stop(s) via DEN; 400 minutes. Local airport times.
  • WN313: AUS 2026-12-19 09:50:00 → DEN 2026-12-19 11:05:00; layover at DEN: 150 minutes.
  • WN1137: DEN 2026-12-19 13:35:00 → PHX 2026-12-19 15:30:00.

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

• Southwest Airlines WN313 / WN1137: AUS 2026-12-20 09:50:00 → PHX 2026-12-20 15:30:00; 1 stop(s) via DEN; 400 minutes. Local airport times.
  • WN313: AUS 2026-12-20 09:50:00 → DEN 2026-12-20 11:05:00; layover at DEN: 150 minutes.
  • WN1137: DEN 2026-12-20 13:35:00 → PHX 2026-12-20 15:30:00.

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

• Southwest Airlines WN300 / WN571: AUS 2026-12-20 05:40:00 → PHX 2026-12-20 11:05:00; 1 stop(s) via DAL; 385 minutes. Local airport times.
  • WN300: AUS 2026-12-20 05:40:00 → DAL 2026-12-20 06:45:00; layover at DAL: 155 minutes.
  • WN571: DAL 2026-12-20 09:20:00 → PHX 2026-12-20 11:05:00.

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

• Southwest Airlines WN162 / WN149: AUS 2026-12-19 12:45:00 → PHX 2026-12-19 17:20:00; 1 stop(s) via ABQ; 335 minutes. Local airport times.
  • WN162: AUS 2026-12-19 12:45:00 → ABQ 2026-12-19 13:40:00; layover at ABQ: 140 minutes.
  • WN149: ABQ 2026-12-19 16:00:00 → PHX 2026-12-19 17:20:00.

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

• American Airlines AA3885 / AA2034: AUS 2026-12-19 15:00:00 → PHX 2026-12-19 19:08:00; 1 stop(s) via DFW; 308 minutes. Local airport times.
  • AA3885: AUS 2026-12-19 15:00:00 → DFW 2026-12-19 16:15:00; layover at DFW: 75 minutes.
  • AA2034: DFW 2026-12-19 17:30:00 → PHX 2026-12-19 19:08:00.

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

• American Airlines AA3885 / AA2034: AUS 2026-12-20 15:00:00 → PHX 2026-12-20 19:08:00; 1 stop(s) via DFW; 308 minutes. Local airport times.
  • AA3885: AUS 2026-12-20 15:00:00 → DFW 2026-12-20 16:15:00; layover at DFW: 75 minutes.
  • AA2034: DFW 2026-12-20 17:30:00 → PHX 2026-12-20 19:08:00.

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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