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AS2331 Flight Information & Schedule

Alaska Airlines · Charles M. Schulz Sonoma County Airport (STS) to San Diego International Airport (SAN)

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AS2331 Charles M. Schulz Sonoma County Airport to San Diego International Airport nonstop flight: schedule, airports, aircraft and travel guide.

AS2331 Flight Overview

AS2331 is operated by Horizon Air as Alaska Horizon and connects Charles M. Schulz Sonoma County Airport (STS) and San Diego International Airport (SAN). Scheduled departure: 2026-10-29 10:50 (UTC-07:00); scheduled arrival: 2026-10-29 12:30 (UTC-07:00).

AirlineAlaska Airlines
Flight numberAS2331
RouteSTS to SAN
Scheduled duration1 hr 40 min

Santa Rosa to San Diego Route Information

AS2331 is a nonstop flight from Charles M. Schulz Sonoma County Airport (STS) to San Diego International Airport (SAN). Use the information below to plan your journey.

Route distanceApprox. 817 km
Scheduled flight time1 hr 40 min
Time difference0 min
Flight typenonstop
01

Departure

Scheduled departure: 2026-10-29 10:50 (UTC-07:00). Confirm airport transport and terminal opening hours in advance.

02

Arrival

Scheduled arrival: 2026-10-29 12:30 (UTC-07:00). Arrange pickup, hotel and onward transport for the arrival date.

03

Time zones

Departure: Santa Rosa (UTC-07:00); arrival: San Diego (UTC-07:00).

AS2331 On-time Performance & History

Methodology

31%Arrival on-time rate
Sample flights31 (flights)
Average departure delay1 min
Average arrival delay40 min
Cancllation rate0%
Longest delay314 min
Early arrivals13%

Historical statistics are for reference only and do not predict future flight performance.

Aircraft, Cabin & Services

Based on currently published aircraft and cabin information; the operating aircraft may change.

Published aircraft type

Embraer 175

Economy 32 in; Business 37 in

Seat layout76

Business 12 · Economy 64

Business Class1-2

37 in

Seat configuration depends on the operating aircraft

Economy Class2-2

32 in

MealsSnacks and meals vary by route; food for purchase in Main Cabin

Inflight entertainmentIn-flight entertainment is unavailable

Inflight Wi-FiWi-Fi is available

Availability and fees depend on the flight

PowerBusiness: Power outlets; Economy: No power outlets are available

BassinetUnavailable

Accessibility-

AS2331 Airports

Terminals follow the published schedule; check official airline channels for same-day gates and operations.

Charles M. Schulz Sonoma County Airport Departure & San Diego International Airport Arrival Guide

Departure date: 2026-10-29. Terminal and arrival information helps plan your journey.

STS

Departing from Charles M. Schulz Sonoma County Airport

AS2331 is scheduled to depart from . Allow time for international check-in, baggage drop, security and immigration.

SAN

Arriving at San Diego International Airport

Scheduled arrival is at T2. After immigration, take the MRT, taxi, ride-hailing service or airport bus to the city.

 

Planning your arrival

Scheduled arrival: 2026-10-29 12:30. Use the arrival date when booking hotels and pickup services.

Flight Changes, Cancellations & Missed Flights

If the schedule or aircraft changes, follow the booking channel and operating carrier rules.

01

Schedule changes

After an airline or booking-platform notice, confirm the new date, terminal and connecting transport.

02

Cancellation and changes

Refund, rebooking and involuntary-change rules depend on the booking channel, fare conditions and airline notice.

03

Missed flight

If you may not reach the airport on time, contact the booking channel or airline quickly to protect later sectors.

Check-in, Baggage & Entry Tips

International check-in deadlines, baggage allowance and entry requirements may vary by fare and traveller.

01

Arrive early for check-in

Arrive at least 3 hours before departure. Counter opening times and online check-in rules follow Charles M. Schulz Sonoma County Airport guidance.

02

Check baggage allowance

Checked and carry-on baggage allowances depend on cabin, fare rules and membership tier. See the baggage terms in your booking.

03

Prepare entry documents

Before departure, check passport validity, visa or visa-free eligibility, andSan Diego International Airport’ latest arrival declaration requirements.

What should I check before flying AS2331?

01

Check the departure date

For an overnight flight, check the departure date on your ticket and plan airport transport in advance.

02

Confirm the operating carrier

Follow the airline rules shown in your booking for check-in and checked baggage.

03

Check boarding information

Gates and operating times may change; follow airline notices and airport displays.

Popular route recommendations

AS2331 Frequently Asked Questions

Which airline operates this flight?

AS2331 is operated by Alaska Airlines.

Where does it depart and arrive?

Charles M. Schulz Sonoma County Airport (STS) → San Diego International Airport (SAN).

What are the departure and arrival times?

Scheduled departure 10:50, arrival 12:30 · 1 hour 40 minutes.

Which terminal is used for check-in?

Departure terminal No data, arrival terminal T2. Check-in, gate and baggage belt are announced on the day.

Are meals and inflight entertainment available?

Meals: Snacks and meals vary by route; food for purchase in Main Cabin. Inflight entertainment: In-flight entertainment is unavailable.

Explore This Route

Departure airportFlights from Charles M. Schulz Sonoma County Airport
Arrival airportSan Diego International Airport information
Operating airlineHorizon Air as Alaska Horizon information