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Alaska Airlines (AS) from Seattle to Ontario
Search for the cheapest Alaska Airlines (AS) tickets from Seattle to Ontario
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Flights
Airlines
Alaska Airlines (AS)
Seattle - Ontario
Recently booked flights from Seattle to Ontario
From
Seattle
To
Ontario
Depart date
04.07.2026
Price
$420 / 1529ر.ق
Average ticket prices for Alaska Airlines (AS) flights from Seattle to Ontario by month
Find the cheapest time to fly from Seattle to Ontario.
July
August
September
November
Alaska Airlines (AS) flight schedule Seattle to Ontario
05:00 → 10:30
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Alaska Airlines (AS) 266
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Alaska Airlines (AS) 3001
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Alaska Airlines (AS) 1629
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Alaska Airlines (AS) 3626
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Alaska Airlines (AS) 3983
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07:00 → 12:25
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Alaska Airlines (AS) 543
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Alaska Airlines (AS) 1578
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Alaska Airlines (AS) 2858
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Alaska Airlines (AS) 2858
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Alaska Airlines (AS) 2870
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Alaska Airlines (AS) 3626
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Alaska Airlines (AS) 3232
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Alaska Airlines (AS) 2175
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07:35 → 13:25
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Alaska Airlines (AS) 3630
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Alaska Airlines (AS) 1493
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09:10 → 14:00
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Alaska Airlines (AS) 3630
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Alaska Airlines (AS) 1713
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Alaska Airlines (AS) 882
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11:10 → 15:15
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Alaska Airlines (AS) 2059
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11:54 → 14:45
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Alaska Airlines (AS) 2276
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12:00 → 18:35
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Alaska Airlines (AS) 2786
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12:45 → 19:40
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Alaska Airlines (AS) 2350
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12:45 → 18:05
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Alaska Airlines (AS) 336
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Alaska Airlines (AS) 737
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Alaska Airlines (AS) 4960
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Alaska Airlines (AS) 2339
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14:00 → 20:00
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Alaska Airlines (AS) 3190
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14:50 → 21:40
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Alaska Airlines (AS) 3742
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15:00 → 22:05
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Alaska Airlines (AS) 3354
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15:25 → 19:40
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Alaska Airlines (AS) 4130
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Alaska Airlines (AS) 3231
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Alaska Airlines (AS) 3231
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Alaska Airlines (AS) 2625
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17:15 → 22:00
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Alaska Airlines (AS) 615
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Alaska Airlines (AS) 2164
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Alaska Airlines (AS) 2164
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17:20 → 22:15
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Alaska Airlines (AS) 2164
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17:35 → 22:10
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Alaska Airlines (AS) 3487
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Alaska Airlines (AS) 2267
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Alaska Airlines (AS) 1165
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Alaska Airlines (AS) 1165
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Alaska Airlines (AS) 1165
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18:05 → 22:20
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Alaska Airlines (AS) 3566
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Alaska Airlines (AS) 1853
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18:30 → 23:00
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Alaska Airlines (AS) 575
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18:50 → 23:15
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Alaska Airlines (AS) 1585
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19:10 → 00:10
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Alaska Airlines (AS) 868
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19:35 → 23:55
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Alaska Airlines (AS) 614
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05:00 → 09:05
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05:00 → 10:30
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17:59 → 23:48
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17:59 → 23:48
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18:05 → 22:20
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Alaska Airlines (AS)
SEA — ONT
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S
Select dates
18:30 → 23:00
1 stop
Alaska Airlines (AS)
SEA — ONT
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-
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-
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S
Select dates
18:50 → 23:15
1 stop
Alaska Airlines (AS)
SEA — ONT
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-
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S
Select dates
19:10 → 00:10
1 stop
Alaska Airlines (AS)
SEA — ONT
M
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T
F
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-
Select dates
19:35 → 23:55
direct
Alaska Airlines (AS)
SEA — ONT
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S
Select dates