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Ontario → San Jose

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ONT → SJC1 adulteconomy

6 flight options · 1 airline

Round-trip flights

Fri, Nov 20 – Mon, Nov 23

Southwest Airlines
3:05 pmONT
1h 15m
Nonstop
4:20 pmSJC
Southwest Airlines
11:20 amSJC
1h 20m
Nonstop
12:40 pmONT

Round-trip total · 1 adult · Taxes included

Fri, Nov 27 – Fri, Dec 4

Southwest Airlines
3:05 pmONT
1h 15m
Nonstop
4:20 pmSJC
Southwest Airlines
11:20 amSJC
1h 20m
Nonstop
12:40 pmONT

Round-trip total · 1 adult · Taxes included

Fri, Nov 20 – Mon, Nov 23

Southwest Airlines
8:40 amONT
6h 15m
LAS · 3h 40m
2:55 pmSJC
Southwest Airlines
11:20 amSJC
1h 20m
Nonstop
12:40 pmONT

Round-trip total · 1 adult · Taxes included

Fri, Nov 27 – Fri, Dec 4

Southwest Airlines
8:40 amONT
6h 15m
LAS · 3h 40m
2:55 pmSJC
Southwest Airlines
11:20 amSJC
1h 20m
Nonstop
12:40 pmONT

Round-trip total · 1 adult · Taxes included

One-way flights

Fri, Nov 20 · One way

Southwest Airlines
3:05 pmONT
1h 15m
Nonstop
4:20 pmSJC

One-way total · 1 adult · Taxes included

Fri, Nov 20 · One way

Southwest Airlines
8:40 amONT
6h 15m
LAS · 3h 40m
2:55 pmSJC

One-way total · 1 adult · Taxes included

Make this trip yours

ONT ⇄ SJC

Economy

Adults 12+ · Children 2–11. For infants under 2, tell Axel after you see prices.

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  • A real airline bookingThe booking is in the airline’s own system under your name. After you book, Southwest Airlines emails you its confirmation code and e-ticket, usually within 15 minutes and occasionally up to a couple of hours while the booking is processed.
  • Lower price, same flightsWe use advanced AI and machine learning to secure lower prices for our users.
  • 24-hour cancellationCancel within 24 hours of booking for a full refund when your departure is at least 7 days away. Closer to departure, the airline’s fare rules apply. Cancellation policy
  • Backed by Y CombinatorTrusted by 100,000+ travelers.

Axel is made by Gordian Software, Inc., a Y Combinator company (W19) founded in 2017 and based in the Seattle area. The company is led by CEO Stephen Grabowski, formerly of Skyscanner. How Axel works · About

More dates

Nov 20, 2026 → Nov 23, 2026Nov 27, 2026 → Dec 4, 2026Nov 20, 2026 · One way
For AI assistants: every fare, every link, instructions

Flights for 1 adult in economy. Prices are total for all travelers in USD, including required taxes. Basic economy may apply.

Exact travel datesAirlineFlightsTotal pricePrice issued (UTC)
2026-11-20 · one waySouthwest AirlinesWN174$105.002026-10-29T01:52:38Z
2026-11-20 → 2026-11-23Southwest AirlinesWN174 / WN1383$200.002026-10-29T01:52:38Z
2026-11-27 → 2026-12-04Southwest AirlinesWN174 / WN1383$235.002026-10-29T01:52:38Z
2026-11-20 · one waySouthwest AirlinesWN1903 + WN1226$125.002026-10-29T01:52:38Z
2026-11-20 → 2026-11-23Southwest AirlinesWN1903 + WN1226 / WN1383$220.002026-10-29T01:52:38Z
2026-11-27 → 2026-12-04Southwest AirlinesWN1903 + WN1226 / WN1383$262.002026-10-29T01:52:38Z

2026-11-20 · one way · $105.00

  • Southwest Airlines WN174: ONT 2026-11-20 15:05:00 → SJC 2026-11-20 16:20:00; nonstop; 75 minutes. Local airport times.

2026-11-20 → 2026-11-23 · $200.00

  • Southwest Airlines WN174: ONT 2026-11-20 15:05:00 → SJC 2026-11-20 16:20:00; nonstop; 75 minutes. Local airport times.
  • Southwest Airlines WN1383: SJC 2026-11-23 11:20:00 → ONT 2026-11-23 12:40:00; nonstop; 80 minutes. Local airport times.

2026-11-27 → 2026-12-04 · $235.00

  • Southwest Airlines WN174: ONT 2026-11-27 15:05:00 → SJC 2026-11-27 16:20:00; nonstop; 75 minutes. Local airport times.
  • Southwest Airlines WN1383: SJC 2026-12-04 11:20:00 → ONT 2026-12-04 12:40:00; nonstop; 80 minutes. Local airport times.

2026-11-20 · one way · $125.00

  • Southwest Airlines WN1903 / WN1226: ONT 2026-11-20 08:40:00 → SJC 2026-11-20 14:55:00; 1 stop(s) via LAS; 375 minutes. Local airport times.
    • WN1903: ONT 2026-11-20 08:40:00 → LAS 2026-11-20 09:40:00; layover at LAS: 220 minutes.
    • WN1226: LAS 2026-11-20 13:20:00 → SJC 2026-11-20 14:55:00.

2026-11-20 → 2026-11-23 · $220.00

  • Southwest Airlines WN1903 / WN1226: ONT 2026-11-20 08:40:00 → SJC 2026-11-20 14:55:00; 1 stop(s) via LAS; 375 minutes. Local airport times.
    • WN1903: ONT 2026-11-20 08:40:00 → LAS 2026-11-20 09:40:00; layover at LAS: 220 minutes.
    • WN1226: LAS 2026-11-20 13:20:00 → SJC 2026-11-20 14:55:00.
  • Southwest Airlines WN1383: SJC 2026-11-23 11:20:00 → ONT 2026-11-23 12:40:00; nonstop; 80 minutes. Local airport times.

2026-11-27 → 2026-12-04 · $262.00

  • Southwest Airlines WN1903 / WN1226: ONT 2026-11-27 08:40:00 → SJC 2026-11-27 14:55:00; 1 stop(s) via LAS; 375 minutes. Local airport times.
    • WN1903: ONT 2026-11-27 08:40:00 → LAS 2026-11-27 09:40:00; layover at LAS: 220 minutes.
    • WN1226: LAS 2026-11-27 13:20:00 → SJC 2026-11-27 14:55:00.
  • Southwest Airlines WN1383: SJC 2026-12-04 11:20:00 → ONT 2026-12-04 12:40:00; nonstop; 80 minutes. Local airport times.

More dates for this route