Ontario (ONT) to Jacksonville (JAX), Dec 1–4, 2026: from $380 round trip

Ontario (ONT) to Jacksonville (JAX), Dec 1–4, 2026: from $380 round trip on Axel, checked Oct 29, 2026. Lowest published fare: $380 round trip, Axel-exclusive, Southwest Airlines, 1 stop, Dec 1–4, 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: Los Angeles to Jacksonville (JAX) flight deals

2026-12-01 → 2026-12-04 · Axel-exclusive $380.00

• Southwest Airlines WN4748 / WN1516: ONT 2026-12-01 13:45:00 → JAX 2026-12-01 23:45:00; 1 stop(s) via BNA; 420 minutes. Local airport times.
  • WN4748: ONT 2026-12-01 13:45:00 → BNA 2026-12-01 19:30:00; layover at BNA: 100 minutes.
  • WN1516: BNA 2026-12-01 21:10:00 → JAX 2026-12-01 23:45:00.
• Southwest Airlines WN1745 / WN1317: JAX 2026-12-04 16:55:00 → ONT 2026-12-04 21:00:00; 1 stop(s) via DAL; 425 minutes. Local airport times.
  • WN1745: JAX 2026-12-04 16:55:00 → DAL 2026-12-04 18:35:00; layover at DAL: 80 minutes.
  • WN1317: DAL 2026-12-04 19:55:00 → ONT 2026-12-04 21:00:00.

2026-12-01 → 2026-12-04 · Axel-exclusive $390.00

• American Airlines AA3016 / AA2844: ONT 2026-12-01 13:27:00 → JAX 2026-12-01 22:55:00; 1 stop(s) via PHX; 388 minutes. Local airport times.
  • AA3016: ONT 2026-12-01 13:27:00 → PHX 2026-12-01 15:49:00; layover at PHX: 71 minutes.
  • AA2844: PHX 2026-12-01 17:00:00 → JAX 2026-12-01 22:55:00.
• American Airlines AA2612 / AA3006: JAX 2026-12-04 14:23:00 → ONT 2026-12-04 18:52:00; 1 stop(s) via DFW; 449 minutes. Local airport times.
  • AA2612: JAX 2026-12-04 14:23:00 → DFW 2026-12-04 16:21:00; layover at DFW: 69 minutes.
  • AA3006: DFW 2026-12-04 17:30:00 → ONT 2026-12-04 18:52:00.

2026-12-01 → 2026-12-04 · Axel-exclusive $400.00

• Delta Air Lines DL409 / DL2720: ONT 2026-12-01 07:05:00 → JAX 2026-12-01 16:42:00; 1 stop(s) via ATL; 397 minutes. Local airport times.
  • DL409: ONT 2026-12-01 07:05:00 → ATL 2026-12-01 14:10:00; layover at ATL: 85 minutes.
  • DL2720: ATL 2026-12-01 15:35:00 → JAX 2026-12-01 16:42:00.
• Southwest Airlines WN1745 / WN1317: JAX 2026-12-04 16:55:00 → ONT 2026-12-04 21:00:00; 1 stop(s) via DAL; 425 minutes. Local airport times.
  • WN1745: JAX 2026-12-04 16:55:00 → DAL 2026-12-04 18:35:00; layover at DAL: 80 minutes.
  • WN1317: DAL 2026-12-04 19:55:00 → ONT 2026-12-04 21:00:00.

2026-12-01 → 2026-12-04 · Axel-exclusive $380.00

• Southwest Airlines WN2316 / WN1927: ONT 2026-12-01 14:35:00 → JAX 2026-12-02 00:10:00; 1 stop(s) via DEN; 395 minutes. Local airport times.
  • WN2316: ONT 2026-12-01 14:35:00 → DEN 2026-12-01 17:55:00; layover at DEN: 65 minutes.
  • WN1927: DEN 2026-12-01 19:00:00 → JAX 2026-12-02 00:10:00.
• Southwest Airlines WN1745 / WN1317: JAX 2026-12-04 16:55:00 → ONT 2026-12-04 21:00:00; 1 stop(s) via DAL; 425 minutes. Local airport times.
  • WN1745: JAX 2026-12-04 16:55:00 → DAL 2026-12-04 18:35:00; layover at DAL: 80 minutes.
  • WN1317: DAL 2026-12-04 19:55:00 → ONT 2026-12-04 21:00:00.

2026-12-01 → 2026-12-04 · Axel-exclusive $380.00

• Southwest Airlines WN3298 / WN349: ONT 2026-12-01 07:50:00 → JAX 2026-12-01 17:10:00; 1 stop(s) via AUS; 380 minutes. Local airport times.
  • WN3298: ONT 2026-12-01 07:50:00 → AUS 2026-12-01 12:35:00; layover at AUS: 80 minutes.
  • WN349: AUS 2026-12-01 13:55:00 → JAX 2026-12-01 17:10:00.
• Southwest Airlines WN1745 / WN1317: JAX 2026-12-04 16:55:00 → ONT 2026-12-04 21:00:00; 1 stop(s) via DAL; 425 minutes. Local airport times.
  • WN1745: JAX 2026-12-04 16:55:00 → DAL 2026-12-04 18:35:00; layover at DAL: 80 minutes.
  • WN1317: DAL 2026-12-04 19:55:00 → ONT 2026-12-04 21:00:00.

2026-12-01 → 2026-12-04 · Axel-exclusive $380.00

• Southwest Airlines WN1903 / WN2351: ONT 2026-12-01 08:40:00 → JAX 2026-12-01 18:50:00; 1 stop(s) via LAS; 430 minutes. Local airport times.
  • WN1903: ONT 2026-12-01 08:40:00 → LAS 2026-12-01 09:40:00; layover at LAS: 120 minutes.
  • WN2351: LAS 2026-12-01 11:40:00 → JAX 2026-12-01 18:50:00.
• Southwest Airlines WN1745 / WN1317: JAX 2026-12-04 16:55:00 → ONT 2026-12-04 21:00:00; 1 stop(s) via DAL; 425 minutes. Local airport times.
  • WN1745: JAX 2026-12-04 16:55:00 → DAL 2026-12-04 18:35:00; layover at DAL: 80 minutes.
  • WN1317: DAL 2026-12-04 19:55:00 → ONT 2026-12-04 21:00:00.

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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• All dates for this route
• Nov 30, 2026 · Return options
• Dec 2, 2026 · Return options
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