Airport Tips & Quick Reference Guide to Ontario Airport (ONT)

AS2304 Alaska Airlines - Flight Status

Below, you can find details about Alaska Airlines flight AS2304, which currently operates between the airports of Ontario - Ontario International Airport (Airport Code ONT) and Portland - Portland International Airport (Airport Code PDX).
This flight data pertains specifically to the flight's details for Thursday, May 21, 2026.

AS2304 On Time performance:
86
We have calculated the percentage of flights that arrived within 15 minutes of their scheduled time, or earlier, based on real flight data from the last 3 months. More about punctuality and delays

Flight Status

AS2304 Alaska Airlines to Portland

Landed - On-time
Delay: 2 minutes
Flight Status for Thursday May 21, 2026

Airline information

Alaska Airlines
Alaska Airlines
Equipment: Embraer 175 (Enhanced Winglets)

Departure

Ontario (ONT)
May 21, 2026
Ontario International Airport
Departed at:
06:55 am
Terminal:
2
Gate:
204
Scheduled Departure Time: 07:00 am

Arrival

Portland (PDX)
May 21, 2026
Portland International Airport
Arrived at:
09:26 am
Terminal:
-
Gate:
B9
Scheduled Arrival Time: 09:24 am
Disclaimer
The information displayed on this website is gathered from third-party providers with a wide reputation on the sector, which in turn obtain the information from the airlines. This data is provided only for informative purposes. www.ontario-airport.com assumes no responsibility for loss or damage as a result of relying on information posted here. Please contact your airline to verify flight status.

Additional Information

Which is the frequency of flight AS2304?
The flight AS2304 is scheduled to flight on daily basis.

Which is the distance of flight AS2304?
The distance between the two airports is 840 miles.

Which is the flight time of flight AS2304?
The scheduled flight time gate to gate is: 02:24 hours.
The real flight time gate to gate on average is: 02:27 hours.

Are the departure airport and arrival airport at the same Time Zone?
Yes, both airports are in the same timezone.

Alternative Flights

The following airlines serves the same route between Ontario and Portland:

UPS
- Flight Number: 5X2972. (On Time performance: 89 - Average Delay: 5 minutes)
- Flight Number: 5X5990. (On Time performance: 77 - Average Delay: 15 minutes)
- Flight Number: 5X972. (On Time performance: 76 - Average Delay: 10 minutes)

Alaska Airlines
- Flight Number: AS1333. (On Time performance: 86 - Average Delay: 3 minutes)
- Flight Number: AS2199. (On Time performance: 90 - Average Delay: 8 minutes)
- Flight Number: AS2456. (On Time performance: 95 - Average Delay: 2 minutes)
- Flight Number: AS3426. (On Time performance: 100 - Average Delay: 0 minutes)
- Flight Number: AS544. (On Time performance: 91 - Average Delay: 7 minutes)

Punctuality and delays

We have gathered data from recent months and present below an analysis of how timely the flights have been.

In terms of On-Time Performance, by analyzing the flight data from the last three months, spanning from May 13, 2026 to May 19, 2026, we have obtained these figures.
Total number of flights: 7
On Time: 6 ( 86 % )
Moderate Delay: 1 ( 14 % )
Significant Delay: 0 ( 0 % )
Major Delay: 0 ( 0 % )
Canceled: 0 ( 0 % )
Diverted: 0 ( 0 % )

Average Delay: 4 minutes.
Delays analyzed by Week: It is not possible to calculate the On-Time Performance for this flight accurately by weekday due to insufficient or non-representative data, as doing so could lead to misleading conclusions
Delays analyzed by Month: It is not possible to calculate the On-Time Performance for this flight accurately by month due to insufficient or non-representative data, as doing so could lead to misleading conclusions

Last Past Flights AS2304

Date
Departure
Arrival
Duration
Aircraft
Status
Wednesday
20 May
06:54 am
Ontario (ONT)
09:13 am
Portland (PDX)
02h 19min
Embraer 175 (E
Embraer 175 (E
Landed - On-time
Tuesday
19 May
07:09 am
Ontario (ONT)
09:48 am
Portland (PDX)
02h 39min
Embraer 175 (E
Embraer 175 (E
Landed - Delayed
Monday
18 May
06:56 am
Ontario (ONT)
09:13 am
Portland (PDX)
02h 17min
Embraer 175 (E
Embraer 175 (E
Landed - On-time
Sunday
17 May
06:46 am
Ontario (ONT)
09:27 am
Portland (PDX)
02h 41min
Embraer 175 (E
Embraer 175 (E
Landed - On-time
Saturday
16 May
06:56 am
Ontario (ONT)
09:15 am
Portland (PDX)
02h 19min
Embraer 175 (E
Embraer 175 (E
Landed - On-time
Friday
15 May
06:55 am
Ontario (ONT)
09:19 am
Portland (PDX)
02h 24min
Embraer 175 (E
Embraer 175 (E
Landed - On-time
Thursday
14 May
06:56 am
Ontario (ONT)
09:27 am
Portland (PDX)
02h 31min
Embraer 175 (E
Embraer 175 (E
Landed - On-time
Wednesday
13 May
06:53 am
Ontario (ONT)
09:18 am
Portland (PDX)
02h 25min
Embraer 175 (E
Embraer 175 (E
Landed - On-time