Informational Guide to Seattle–Tacoma Airport - Seatac (SEA) - NON OFFICIAL

AS3427 Alaska Airlines - Flight Status

Below, you can find details about Alaska Airlines flight AS3427, which currently operates between the airports of Seattle - Seattle-Tacoma International Airport (Airport Code SEA) and Idaho Falls - Idaho Falls Regional Airport (Airport Code IDA).
This flight data pertains specifically to the flight's details for Wednesday, March 18, 2026.

AS3427 On Time performance:
n/a
It is not possible to calculate the On-Time Performance for this flight accurately due to insufficient or non-representative data, as doing so could lead to misleading conclusions.

Flight Status

AS3427 Alaska Airlines to Idaho Falls

Landed - Delayed
Delay: 91 minutes
Flight Status for Wednesday March 18, 2026
This flight is also scheduled for Today (March 19, 2026). See it here
This flight is also scheduled for Tomorrow (March 20, 2026). See it here

Airline information

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

Departure

Seattle (SEA)
March 18, 2026
Seattle-Tacoma International Airport
Departed at:
09:41 pm
Gate:
N19
Scheduled Departure Time: 08:04 pm

Arrival

Idaho Falls (IDA)
March 18, 2026
Idaho Falls Regional Airport
Arrived at:
12:23 am (2026-03-19)
Terminal:
-
Gate:
A3
Scheduled Arrival Time: 10:52 pm
Baggage: 1
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.seattle-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.

Codeshare Flights

This flight is shared with other airlines, this means that these other flights are the same:

- HA6739 - Hawaiian Airlines

- QR2956 - Qatar Airways

Additional Information

Which is the frequency of flight AS3427?
The flight AS3427 is currently not scheduled at Seattle Airport - SEATAC.

Which is the distance of flight AS3427?
The distance between the two airports is 565 miles.

Are the departure airport and arrival airport at the same Time Zone?
No, each airport is in a different timezone. The times shown above, are presented in the local time of each respective airport.
Current Time in Seattle: 2026-03-19 21:54:32
Current Time in Idaho Falls: 2026-03-19 22:54:32

Alternative Flights

The following airline serve the same route between Seattle and Idaho Falls:
Alaska Airlines - Flight Number: AS2450. (On Time performance: 82 - Average Delay: 10 minutes)

Punctuality and delays

It is not possible to calculate the On-Time Performance for this flight accurately due to insufficient or non-representative data, as doing so could lead to misleading conclusions.

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 AS3427

Date
Departure
Arrival
Duration
Aircraft
Status
Wednesday
18 March
09:41 pm
Seattle (SEA)
12:23 am
Idaho Falls (IDA)
01h 42min
Embraer 175 (E
Embraer 175 (E
Landed - Delayed