Ontario (ONT) to Houston (IAH), Dec 18–20, 2026: from $95 one way

Ontario (ONT) to Houston (IAH), Dec 18–20, 2026: from $95 one way on Axel, checked Oct 29, 2026. Lowest published fare: $95 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: Los Angeles to Houston (IAH) flight deals

2026-12-18 · one way · Axel-exclusive $195.00

• United Airlines UA2267: ONT 2026-12-18 05:45:00 → IAH 2026-12-18 10:56:00; nonstop; 191 minutes. Local airport times.

2026-12-18 · one way · Axel-exclusive $95.00

• Frontier Airlines F92232 / F91966: ONT 2026-12-18 10:35:00 → IAH 2026-12-18 18:12:00; 1 stop(s) via LAS; 337 minutes. Local airport times.
  • F92232: ONT 2026-12-18 10:35:00 → LAS 2026-12-18 11:42:00; layover at LAS: 77 minutes.
  • F91966: LAS 2026-12-18 12:59:00 → IAH 2026-12-18 18:12:00.

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

• American Airlines AA1162 / AA3967: ONT 2026-12-18 23:59:00 → IAH 2026-12-19 08:19:00; 1 stop(s) via DFW; 380 minutes. Local airport times.
  • AA1162: ONT 2026-12-18 23:59:00 → DFW 2026-12-19 04:53:00; layover at DFW: 127 minutes.
  • AA3967: DFW 2026-12-19 07:00:00 → IAH 2026-12-19 08:19:00.

2026-12-18 · one way · Axel-exclusive $205.00

• Delta Air Lines DL1787 / DL2514: ONT 2026-12-18 13:11:00 → IAH 2026-12-18 21:58:00; 1 stop(s) via SLC; 407 minutes. Local airport times.
  • DL1787: ONT 2026-12-18 13:11:00 → SLC 2026-12-18 16:04:00; layover at SLC: 111 minutes.
  • DL2514: SLC 2026-12-18 17:55:00 → IAH 2026-12-18 21:58:00.

2026-12-20 · one way · Axel-exclusive $253.50

• United Airlines UA2267: ONT 2026-12-20 05:45:00 → IAH 2026-12-20 10:56:00; nonstop; 191 minutes. Local airport times.

2026-12-19 · one way · Axel-exclusive $253.50

• United Airlines UA2267: ONT 2026-12-19 05:45:00 → IAH 2026-12-19 10:56:00; nonstop; 191 minutes. Local airport times.

2026-12-18 · one way · Axel-exclusive $95.00

• Frontier Airlines F92908 / F93228: ONT 2026-12-18 11:30:00 → IAH 2026-12-18 19:55:00; 1 stop(s) via DEN; 385 minutes. Local airport times.
  • F92908: ONT 2026-12-18 11:30:00 → DEN 2026-12-18 14:55:00; layover at DEN: 90 minutes.
  • F93228: DEN 2026-12-18 16:25:00 → IAH 2026-12-18 19:55:00.

2026-12-20 · one way · Axel-exclusive $123.50

• Frontier Airlines F92908 / F93228: ONT 2026-12-20 11:30:00 → IAH 2026-12-20 19:55:00; 1 stop(s) via DEN; 385 minutes. Local airport times.
  • F92908: ONT 2026-12-20 11:30:00 → DEN 2026-12-20 14:55:00; layover at DEN: 90 minutes.
  • F93228: DEN 2026-12-20 16:25:00 → IAH 2026-12-20 19:55:00.

2026-12-19 · one way · Axel-exclusive $123.50

• Frontier Airlines F92908 / F93228: ONT 2026-12-19 11:30:00 → IAH 2026-12-19 19:55:00; 1 stop(s) via DEN; 385 minutes. Local airport times.
  • F92908: ONT 2026-12-19 11:30:00 → DEN 2026-12-19 14:55:00; layover at DEN: 90 minutes.
  • F93228: DEN 2026-12-19 16:25:00 → IAH 2026-12-19 19:55:00.

2026-12-20 · one way · Axel-exclusive $123.50

• Frontier Airlines F92232 / F91966: ONT 2026-12-20 10:35:00 → IAH 2026-12-20 18:12:00; 1 stop(s) via LAS; 337 minutes. Local airport times.
  • F92232: ONT 2026-12-20 10:35:00 → LAS 2026-12-20 11:42:00; layover at LAS: 77 minutes.
  • F91966: LAS 2026-12-20 12:59:00 → IAH 2026-12-20 18:12:00.

2026-12-19 · one way · Axel-exclusive $123.50

• Frontier Airlines F92232 / F91966: ONT 2026-12-19 10:35:00 → IAH 2026-12-19 18:12:00; 1 stop(s) via LAS; 337 minutes. Local airport times.
  • F92232: ONT 2026-12-19 10:35:00 → LAS 2026-12-19 11:42:00; layover at LAS: 77 minutes.
  • F91966: LAS 2026-12-19 12:59:00 → IAH 2026-12-19 18:12:00.

2026-12-18 · one way · Axel-exclusive $180.00

• United Airlines UA1263 / UA2419: ONT 2026-12-18 13:40:00 → IAH 2026-12-18 23:59:00; 1 stop(s) via DEN; 499 minutes. Local airport times.
  • UA1263: ONT 2026-12-18 13:40:00 → DEN 2026-12-18 16:55:00; layover at DEN: 215 minutes.
  • UA2419: DEN 2026-12-18 20:30:00 → IAH 2026-12-18 23:59:00.

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

• American Airlines AA1423 / AA6237: ONT 2026-12-18 09:50:00 → IAH 2026-12-18 17:39:00; 1 stop(s) via PHX; 349 minutes. Local airport times.
  • AA1423: ONT 2026-12-18 09:50:00 → PHX 2026-12-18 12:15:00; layover at PHX: 95 minutes.
  • AA6237: PHX 2026-12-18 13:50:00 → IAH 2026-12-18 17:39:00.

2026-12-20 · one way · Axel-exclusive $234.00

• United Airlines UA1263 / UA2419: ONT 2026-12-20 13:40:00 → IAH 2026-12-20 23:59:00; 1 stop(s) via DEN; 499 minutes. Local airport times.
  • UA1263: ONT 2026-12-20 13:40:00 → DEN 2026-12-20 16:55:00; layover at DEN: 215 minutes.
  • UA2419: DEN 2026-12-20 20:30:00 → IAH 2026-12-20 23:59:00.

2026-12-19 · one way · Axel-exclusive $234.00

• United Airlines UA1263 / UA2419: ONT 2026-12-19 13:40:00 → IAH 2026-12-19 23:59:00; 1 stop(s) via DEN; 499 minutes. Local airport times.
  • UA1263: ONT 2026-12-19 13:40:00 → DEN 2026-12-19 16:55:00; layover at DEN: 215 minutes.
  • UA2419: DEN 2026-12-19 20:30:00 → IAH 2026-12-19 23:59:00.

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

• American Airlines AA1162 / AA3967: ONT 2026-12-19 23:59:00 → IAH 2026-12-20 08:19:00; 1 stop(s) via DFW; 380 minutes. Local airport times.
  • AA1162: ONT 2026-12-19 23:59:00 → DFW 2026-12-20 04:53:00; layover at DFW: 127 minutes.
  • AA3967: DFW 2026-12-20 07:00:00 → IAH 2026-12-20 08:19:00.

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

• American Airlines AA1423 / AA6237: ONT 2026-12-19 09:50:00 → IAH 2026-12-19 17:39:00; 1 stop(s) via PHX; 349 minutes. Local airport times.
  • AA1423: ONT 2026-12-19 09:50:00 → PHX 2026-12-19 12:15:00; layover at PHX: 95 minutes.
  • AA6237: PHX 2026-12-19 13:50:00 → IAH 2026-12-19 17:39:00.

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

• American Airlines AA1162 / AA3967: ONT 2026-12-20 23:59:00 → IAH 2026-12-21 08:19:00; 1 stop(s) via DFW; 380 minutes. Local airport times.
  • AA1162: ONT 2026-12-20 23:59:00 → DFW 2026-12-21 04:53:00; layover at DFW: 127 minutes.
  • AA3967: DFW 2026-12-21 07:00:00 → IAH 2026-12-21 08:19:00.

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

• American Airlines AA1423 / AA6237: ONT 2026-12-20 09:50:00 → IAH 2026-12-20 17:39:00; 1 stop(s) via PHX; 349 minutes. Local airport times.
  • AA1423: ONT 2026-12-20 09:50:00 → PHX 2026-12-20 12:15:00; layover at PHX: 95 minutes.
  • AA6237: PHX 2026-12-20 13:50:00 → IAH 2026-12-20 17:39:00.

2026-12-19 · one way · Axel-exclusive $266.50

• Delta Air Lines DL1787 / DL2514: ONT 2026-12-19 13:11:00 → IAH 2026-12-19 21:58:00; 1 stop(s) via SLC; 407 minutes. Local airport times.
  • DL1787: ONT 2026-12-19 13:11:00 → SLC 2026-12-19 16:04:00; layover at SLC: 111 minutes.
  • DL2514: SLC 2026-12-19 17:55:00 → IAH 2026-12-19 21:58:00.

2026-12-20 · one way · Axel-exclusive $266.50

• Delta Air Lines DL1787 / DL2514: ONT 2026-12-20 13:11:00 → IAH 2026-12-20 21:58:00; 1 stop(s) via SLC; 407 minutes. Local airport times.
  • DL1787: ONT 2026-12-20 13:11:00 → SLC 2026-12-20 16:04:00; layover at SLC: 111 minutes.
  • DL2514: SLC 2026-12-20 17:55:00 → IAH 2026-12-20 21:58:00.

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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