Alaska Airlines AS421 Flight Status
According to Trip.com real-time data, the AS421 flight operated by Alaska Airlines on Oct 21, 2026 is scheduled to fly from Seattle (SEA) to San Jose del Cabo (SJD). The flight is expected to depart at 11:38 AM and land at 3:28 PM .
Tue, Oct 20
Wed, Oct 21
Thu, Oct 22
Access more flight status info on the Trip.com app
Show more
Arrived
The flight has arrived 3m late
4h 34m
Check-in Counter
ZONE 6,ZONE 7
Boarding Gate
N14
Arrival Gate
18
Baggage
18
Need a flight from Seattle to San Jose del Cabo?
Alaska Airlines From €167
Search flights Access more flight status info on the Trip.com app
Show more
Scheduled
Your flight will depart on time.
4h 34m
Check-in Counter
ZONE 6,ZONE 7
Boarding Gate
N15
Arrival Gate
UNPL
Baggage
6
Show more
Need a flight from Seattle to San Jose del Cabo?
Alaska Airlines From €167
Search flights Access more flight status info on the Trip.com app
Show more
Scheduled
Your flight will depart on time.
4h 34m
Check-in Counter
ZONE 6,ZONE 7
Boarding Gate
N15
Arrival Gate
UNPL
Baggage
6
Show more
Need a flight from Seattle to San Jose del Cabo?
Alaska Airlines From €167
Search flights Information provided by VariFlight For real-time updates, please check airport displays or contact your airline. You can also explore more flights from Seattle to San Jose del Cabo or track other flights with our flight status tracker.
Track the Previous Flight Status: Scheduled
AS373
|
New York (NYC)
Seattle (SEA)
Seattle (SEA)
Scheduled: 12:35 PM
fake text
Track incoming flight status with our app
Show more
AS421 Aircraft Details
According to Trip.com real-time data, the AS421 flight flying from Seattle to San Jose del Cabo on 10/21/2026 is operated by the aircraft model Boeing 737-900. This aircraft has been in service for 12y. The aircraft is equipped with 154 seats.
Boeing 737-900
Punctuality (Departure)
53
%
Punctuality (Arrival)
90
%
Early on average
11 minutes
Age
12y
Seats
154
Flight Distance
--
Economy
First
In-Flight Services
None
Inflight entertainment is available
Wi-Fi (additional charge)
USB port and power outlet
Seat Information
--
Legroom
43 cm
Seat width
100°
Reclining Angle
3-3
Seat layout example
In-Flight Services
Meal included
Inflight entertainment is available
Wi-Fi (additional charge)
USB port and power outlet
Seat Information
104 cm
More legroom than on 50% of flights
53 cm
Seat width
120°
Reclining Angle
2-2
Seat layout example
See more amenities and seat info in the app
Show more
Flight History for AS421
Trip.com historical records show that the last AS421 flight departed on Tue, Oct 20 from SEA at approximately 12:08 PM. This flight is expected to arrrive in SJD at 4:15 PM.
| Date | Airport | Aircraft Model | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Departure | Arrival | |||||
| Fri, Oct 16 | Seattle (SEA) | San Jose del Cabo (SJD) | B39M | 12:04 PM | 3:49 PM | Arrived |
| Sat, Oct 17 | Seattle (SEA) | San Jose del Cabo (SJD) | 739 | 12:16 PM | 4:01 PM | Arrived |
| Sun, Oct 18 | Seattle (SEA) | San Jose del Cabo (SJD) | B39M | 12:30 PM | 4:18 PM | Arrived |
| Mon, Oct 19 | Seattle (SEA) | San Jose del Cabo (SJD) | 739 | 11:53 AM | 3:47 PM | Arrived |
| Tue, Oct 20 | Seattle (SEA) | San Jose del Cabo (SJD) | B39M | 12:08 PM | 4:15 PM | Arrived |
| Wed, Oct 21 | Seattle (SEA) | San Jose del Cabo (SJD) | 739 | 11:38 AM | 3:28 PM | Scheduled |
| Thu, Oct 22 | Seattle (SEA) | San Jose del Cabo (SJD) | 739 | 11:38 AM | 4:12 PM | Scheduled |
text.text............fake.row.text............text.........fake row
...text
Check upcoming flights with our app
Show more
AS421 On-Time Performance
Based on the average performance of this flight over the past 30 trips, the on-time departure rate of AS421 is 53% (Late on average 34 minutes), and the on-time arrival rate is 90% (Early on average 11 minutes).
On-Time Departures
Punctuality
53
%
Late on average
34 minutes
Early
0
%
On time
53
%
30 mins late
30
%
60 mins late
13
%
90 mins late
3
%
Canceled
0
%
On-Time Arrivals
Punctuality
90
%
Early on average
11 minutes
Early
73
%
On time
17
%
30 mins late
7
%
60 mins late
3
%
90 mins late
0
%
Canceled
0
%
Need a flight from Seattle to San Jose del Cabo?
- From Seattle
- To San Jose del Cabo
- Return flights
More Cheap Flights
More Cheap Flights
More Cheap Flights
Recommended hotels in San Jose del Cabo
Hotels near Los Cabos International Airport
Hotels near San Jose del Cabo
8.5/10
105 Reviews
Hotel Aeropuerto Los Cabos
0.42 km from the airport
€86
8/10
1 Reviews
Hotel San José
1.43 km from the airport
€44
8.4/10
100 Reviews
Cactus Inn Los Cabos
2.48 km from the airport
€62
7.5/10
48 Reviews
Hotel Jazuli
6.84 km from the airport
€36
-/10
Reviews
Casa Edwards a Beach Front at Villas del Mar
Los Cabos Corridor | 6.63 km from downtown
16% off
€6,405 €5,412
-/10
Reviews
Casa Primera | Palmilla Ocean View & Golf Cart
Los Cabos Corridor | 5.75 km from downtown
30% off
€4,597 €3,220
8.9/10
13 Reviews
Alegranza Luxury Resort - All Master Suite
Los Cabos Corridor | 1.53 km from downtown
€477
9.2/10
118 Reviews
Hyatt Ziva Los Cabos
Los Cabos Corridor | 2.33 km from downtown
€390
Frequently Asked Questions
What is the current status of flight as421?
Flight as421 has not departed yet and is currently on schedule. Scheduled departure 11:38 AM, arrival 4:12 PM (updated Oct 21, 2026).Is flight as421 on time today?
Flight as421 has not departed yet and is currently on schedule. Scheduled departure is 11:38 AM, with arrival at 4:12 PM. Recheck gate and timing before you head to the airport.Has flight as421 departed yet? What is the departure time?
Flight as421 is scheduled to depart at 11:38 AM. The latest actual or estimated departure time is 11:38 AM, and the current status is Scheduled (updated Oct 21, 2026).When is flight as421 scheduled to arrive?
Flight as421 is scheduled to arrive at 4:12 PM. The latest estimated or actual arrival time is 3:28 PM. Status is Scheduled as of Oct 21, 2026.What is the baggage carousel number for flight as421?
After arrival, baggage for flight as421 is expected at carousel 6 in terminal T2. Carousel numbers are assigned close to landing and may change—follow airport signs on arrival.What route does flight as421 fly?
Flight as421 is operated by Alaska Airlines from Seattle (SEA) to San Jose del Cabo (SJD). Typical flight time is about 4 hours34 minutes; operating days may include Wednesday.How can I check real-time status for flight as421?
Track flight as421 on this Trip.com status page for live departure, arrival, gate and baggage updates. For push alerts on the go, open the same flight in the Trip.com App and turn on flight notifications.If flight as421 is delayed or canceled, what should I do?
If as421 is delayed or canceled, first confirm the latest status here (Scheduled, updated Oct 21, 2026). Contact Alaska Airlines or your booking channel for rebooking or refund options, and check Trip.com Manage Booking if you booked on Trip.com.Has flight as421 departed from Seattle?
Flight as421 has not departed from Seattle (SEA) yet and is currently on schedule for 11:38 AM.What is the seat configuration for flight as421?
Flight as421 usually flies a Boeing 737-900 with seat layout 3-3. Layouts can differ by aircraft subtype and cabin product—confirm your seat map in Manage Booking after you purchase.
San Jose del Cabo Vacation Packages: Cheap Flights, Hotels & Tours
Hotels
Airport Transfers
Tours & Tickets
Trains
Arrival Info: San Jose del Cabo Weather & Current Time
Partly cloudy
|
24°C - 32°C
Weather forecast for your arrival day
0 hour time difference
Time on arrival: Seattle 16:12
|
San Jose del Cabo 16:12
Worldwide Coverage
Flights to over 5,000 cities
One-stop Service Guarantee
Price guaranteed upon confirmed payment, booking guaranteed once tickets issued
Secure Payment
Convenient & reliable booking and payment system