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AS2421 Flight Status Alaska Airlines: Boise to San Diego (ASA2421)

AS 2421 Boise to San Diego Flight Status

Alaska Airlines Flight AS2421 from Boise Airport BOI to San Diego International Airport SAN is not scheduled for today October 17th, 2026.
The last time the flight was scheduled was on October 9th, 2026.
Check the table below for AS2421's most recent flight history:

AS 2421 Flight Status & Schedule

Date Departure Arrival Status
Oct 09 19:37 20:58
Cancelled
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Oct 04 19:37 20:58
Delayed >1h
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< All BOI Departures All SAN Arrivals >

Alaska Airlines AS 2421 Boise to San Diego Flight Information

Alaska Airlines Flight AS2421 connects Boise, United States to San Diego, United States, taking off from Boise Airport BOI and landing at San Diego International Airport SAN.

What is the On-Time Performance (OTP) of Alaska Airlines Flight AS2421 Boise to San Diego?

The Airportia On-Time Performance Rating for Alaska Airlines Flight AS2421 is 5/5 stars. This metric is calculated using data from the past 10 flights.

Which terminal is the flight AS2421 arriving at?

Flight AS2421 arrives at San Diego International Airport (SAN) Terminal 2.

When was the latest AS2421 flight?

The latest flight was scheduled for Saturday, October 10th, 2026 but was cancelled.

How else can the flight AS2421 be referenced as?

This Alaska Airlines flight can also be referenced as ASA2421, AS 2421, ASA 2421.

How often is flight AS2421 delayed?

On average, 0% of all AS2421 flights are delayed. The average delay is 0 minutes.

Can I get compensation for my delayed or cancelled AS2421 flight or baggage issues?

If your AS2421 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 AS2421 Flight Tracker above for more details.

AS2421 Flight Delay Compensation up to 600€!

Claim compensation for your flight delay or cancellation!

Flight delays happen, but that doesn’t mean you have to accept them. You may be entitled to as much as 600€ in compensation if your flight has been delayed, cancelled or overbooked within the last three years. Claim Compensation Now >

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AS2421 and Boise BOI to San Diego SAN Flights

Other flights departing from Boise BOI: OO3688, QX2421, WN760, QX2352

Other flights arriving at San Diego SAN: AA3245, AS203, QX2421, WN3106

All flights connecting Boise BOI to San Diego SAN.

AS2421 Alaska Airlines Flight: Boise to San Diego Route Map

Flight Delay Compensation up to 600€/$: Claim for delay, cancellation, or baggage issues >
New Flights: LS6201 6R311 NO8010 UP8262 9T620 PC4915 UX941 KJ7235 BT3548 A49124
See Also: Flight Tracker Airports Airlines News Flights Monitor Delay Compensation
Flight-schedule data supplied by Aviation Edge Real-time Flight Schedules API.