| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Mar 17 | PDX | ONT | 21:43 | 23:39 |
Landed
|
Track > |
| Mar 16 | PDX | ONT | 22:12 | 00:07 |
Landed Late
|
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| Mar 15 | PDX | ONT | 22:09 | 23:53 |
Landed
|
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| Mar 13 | PDX | ONT | 21:55 | 23:48 |
Landed
|
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| Mar 12 | PDX | ONT | 22:03 | 23:50 |
Landed
|
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| Mar 11 | PDX | ONT | 22:20 | 00:09 |
Landed Late
|
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| Mar 10 | PDX | ONT | 21:34 | 23:26 |
Landed
|
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| Mar 09 | PDX | ONT | 22:19 | 00:09 |
Landed Late
|
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| Mar 08 | PDX | ONT | 21:42 | 23:36 |
Landed
|
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| Mar 08 | PDX | ONT | 21:42 | 23:36 |
Landed
|
Track > |
Alaska Airlines Flight AS340 connects Portland, United States to Ontario, United States, taking off from Portland International Airport PDX and landing at Ontario International Airport ONT.
How long is the AS340 flight from Portland to Ontario?
The average flight time from Portland to Ontario is 1 hour and 51 minutes. The flight distance is 1351 km / 839 miles and the average flight speed is 728 km/h / 453 mph.
What is the On-Time Performance (OTP) of Alaska Airlines Flight AS340 Portland to Ontario?
The Airportia On-Time Performance Rating for Alaska Airlines Flight AS340 is 4.9/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight AS340 arriving at?
Flight AS340 arrives at Ontario International Airport (ONT) Terminal 2.
When was the latest AS340 flight?
The latest flight took off on Wednesday, March 18th, 2026 with the flight status being Landed on 23:39.
How else can the flight AS340 be referenced as?
This Alaska Airlines flight can also be referenced as ASA340, AS0340, AS 340, ASA 340.
How often is flight AS340 delayed?
On average, 40% of all AS340 flights are delayed. The average delay is 12 minutes.
Can I get compensation for my delayed or cancelled AS340 flight or baggage issues?
If your AS340 flight was cancelled, delayed, or if you experienced baggage issues such as delayed, damaged, or lost bags, you may be entitled to compensation. Compensation amounts and eligibility depend on various regulations, including EC 261/2004, UK261, CA Montreal Convention, US GoodWill, BR-ANAC, SA-GACA and TK-SHY.
See our AS340 Flight Tracker above for more details.
Flight AS340 is code-shared by 1 airline using the flight number HA6451
Other flights departing from Portland PDX: AS3029, AS733, AS1480, AS3014
Other flights arriving at Ontario ONT: WN2261, WN130, WN358, WN1853
All flights connecting Portland PDX to Ontario ONT.