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Ontario → Portland

Dec 8, 2026 · return Dec 13, 2026

ONT → PDX1 adulteconomyRound trip

6 flight options · 4 airlines

One-stop flights

Tue, Dec 8 – Sun, Dec 13

United Airlines
4:17 pmONT
4h 45m
SFO · 1h 20m
9:02 pmPDX
Frontier Airlines
12:51 pmPDX
5h 40m
LAS · 2h 21m
6:31 pmONT

Round-trip total · 1 adult · Taxes included

Tue, Dec 8 – Sun, Dec 13

Delta Air Lines
5:56 pmONT
5h 40m
SEA · 1h 38m
11:36 pmPDX
Frontier Airlines
12:51 pmPDX
5h 40m
LAS · 2h 21m
6:31 pmONT

Round-trip total · 1 adult · Taxes included

Tue, Dec 8 – Sun, Dec 13

Alaska Airlines
10:40 amONT
2h 25m
Nonstop
1:05 pmPDX
Alaska Airlines
5:30 amPDX
5h 48m
SEA · 2h 3m
11:18 amONT

Round-trip total · 1 adult · Taxes included

Tue, Dec 8 – Sun, Dec 13

Southwest Airlines
5:45 amONT
4h 55m
LAS · 1h 15m
10:40 amPDX
Southwest Airlines
6:00 amPDX
4h 40m
LAS · 1h 25m
10:40 amONT

Round-trip total · 1 adult · Taxes included

Tue, Dec 8 – Sun, Dec 13

Southwest Airlines
8:40 amONT
6h 20m
PHX · 2h 15m
3:00 pmPDX
Southwest Airlines
6:00 amPDX
4h 40m
LAS · 1h 25m
10:40 amONT

Round-trip total · 1 adult · Taxes included

Tue, Dec 8 – Sun, Dec 13

Southwest Airlines
3:05 pmONT
4h 15m
SJC · 1h 5m
7:20 pmPDX
Southwest Airlines
6:00 amPDX
4h 40m
LAS · 1h 25m
10:40 amONT

Round-trip total · 1 adult · Taxes included

Make this trip yours

ONT ⇄ PDX

Economy

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

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More dates

All dates for this routeNov 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)
2026-12-08 → 2026-12-13United Airlines / Frontier AirlinesUA5577 + UA1811 / F91106 + F91923$285.002026-10-29T01:52:34Z
2026-12-08 → 2026-12-13Delta Air Lines / Frontier AirlinesDL4031 + DL3751 / F91106 + F91923$295.002026-10-29T01:52:34Z
2026-12-08 → 2026-12-13Alaska AirlinesAS3312 / AS427 + AS575$300.002026-10-29T01:52:34Z
2026-12-08 → 2026-12-13Southwest AirlinesWN2184 + WN3852 / WN2101 + WN2401$330.002026-10-29T01:52:34Z
2026-12-08 → 2026-12-13Southwest AirlinesWN494 + WN2600 / WN2101 + WN2401$330.002026-10-29T01:52:34Z
2026-12-08 → 2026-12-13Southwest AirlinesWN174 + WN930 / WN2101 + WN2401$330.002026-10-29T01:52:34Z

2026-12-08 → 2026-12-13 · $285.00

  • United Airlines UA5577 / UA1811: ONT 2026-12-08 16:17:00 → PDX 2026-12-08 21:02:00; 1 stop(s) via SFO; 285 minutes. Local airport times.
    • UA5577: ONT 2026-12-08 16:17:00 → SFO 2026-12-08 17:50:00; layover at SFO: 80 minutes.
    • UA1811: SFO 2026-12-08 19:10:00 → PDX 2026-12-08 21:02:00.
  • Frontier Airlines F91106 / F91923: PDX 2026-12-13 12:51:00 → ONT 2026-12-13 18:31:00; 1 stop(s) via LAS; 340 minutes. Local airport times.
    • F91106: PDX 2026-12-13 12:51:00 → LAS 2026-12-13 15:04:00; layover at LAS: 141 minutes.
    • F91923: LAS 2026-12-13 17:25:00 → ONT 2026-12-13 18:31:00.

2026-12-08 → 2026-12-13 · $295.00

  • Delta Air Lines DL4031 / DL3751: ONT 2026-12-08 17:56:00 → PDX 2026-12-08 23:36:00; 1 stop(s) via SEA; 340 minutes. Local airport times.
    • DL4031: ONT 2026-12-08 17:56:00 → SEA 2026-12-08 20:57:00; layover at SEA: 98 minutes.
    • DL3751: SEA 2026-12-08 22:35:00 → PDX 2026-12-08 23:36:00.
  • Frontier Airlines F91106 / F91923: PDX 2026-12-13 12:51:00 → ONT 2026-12-13 18:31:00; 1 stop(s) via LAS; 340 minutes. Local airport times.
    • F91106: PDX 2026-12-13 12:51:00 → LAS 2026-12-13 15:04:00; layover at LAS: 141 minutes.
    • F91923: LAS 2026-12-13 17:25:00 → ONT 2026-12-13 18:31:00.

2026-12-08 → 2026-12-13 · $300.00

  • Alaska Airlines AS3312: ONT 2026-12-08 10:40:00 → PDX 2026-12-08 13:05:00; nonstop; 145 minutes. Local airport times.
  • Alaska Airlines AS427 / AS575: PDX 2026-12-13 05:30:00 → ONT 2026-12-13 11:18:00; 1 stop(s) via SEA; 348 minutes. Local airport times.
    • AS427: PDX 2026-12-13 05:30:00 → SEA 2026-12-13 06:31:00; layover at SEA: 123 minutes.
    • AS575: SEA 2026-12-13 08:34:00 → ONT 2026-12-13 11:18:00.

2026-12-08 → 2026-12-13 · $330.00

  • Southwest Airlines WN2184 / WN3852: ONT 2026-12-08 05:45:00 → PDX 2026-12-08 10:40:00; 1 stop(s) via LAS; 295 minutes. Local airport times.
    • WN2184: ONT 2026-12-08 05:45:00 → LAS 2026-12-08 06:55:00; layover at LAS: 75 minutes.
    • WN3852: LAS 2026-12-08 08:10:00 → PDX 2026-12-08 10:40:00.
  • Southwest Airlines WN2101 / WN2401: PDX 2026-12-13 06:00:00 → ONT 2026-12-13 10:40:00; 1 stop(s) via LAS; 280 minutes. Local airport times.
    • WN2101: PDX 2026-12-13 06:00:00 → LAS 2026-12-13 08:10:00; layover at LAS: 85 minutes.
    • WN2401: LAS 2026-12-13 09:35:00 → ONT 2026-12-13 10:40:00.

2026-12-08 → 2026-12-13 · $330.00

  • Southwest Airlines WN494 / WN2600: ONT 2026-12-08 08:40:00 → PDX 2026-12-08 15:00:00; 1 stop(s) via PHX; 380 minutes. Local airport times.
    • WN494: ONT 2026-12-08 08:40:00 → PHX 2026-12-08 11:00:00; layover at PHX: 135 minutes.
    • WN2600: PHX 2026-12-08 13:15:00 → PDX 2026-12-08 15:00:00.
  • Southwest Airlines WN2101 / WN2401: PDX 2026-12-13 06:00:00 → ONT 2026-12-13 10:40:00; 1 stop(s) via LAS; 280 minutes. Local airport times.
    • WN2101: PDX 2026-12-13 06:00:00 → LAS 2026-12-13 08:10:00; layover at LAS: 85 minutes.
    • WN2401: LAS 2026-12-13 09:35:00 → ONT 2026-12-13 10:40:00.

2026-12-08 → 2026-12-13 · $330.00

  • Southwest Airlines WN174 / WN930: ONT 2026-12-08 15:05:00 → PDX 2026-12-08 19:20:00; 1 stop(s) via SJC; 255 minutes. Local airport times.
    • WN174: ONT 2026-12-08 15:05:00 → SJC 2026-12-08 16:20:00; layover at SJC: 65 minutes.
    • WN930: SJC 2026-12-08 17:25:00 → PDX 2026-12-08 19:20:00.
  • Southwest Airlines WN2101 / WN2401: PDX 2026-12-13 06:00:00 → ONT 2026-12-13 10:40:00; 1 stop(s) via LAS; 280 minutes. Local airport times.
    • WN2101: PDX 2026-12-13 06:00:00 → LAS 2026-12-13 08:10:00; layover at LAS: 85 minutes.
    • WN2401: LAS 2026-12-13 09:35:00 → ONT 2026-12-13 10:40:00.

More dates for this route