✈️ Flight Guide: Seattle (Any) → San Diego (SAN)

Major events in San Diego like Comic-Con (July), major conventions, Chargers/Padres games, and large festivals increase demand and push up economy fares at San Diego International Airport (SAN). To avoid higher prices, travel outside event weekends, use alternate airports, or book months in advance. Conversely, if attending an event, secure flights early and consider flexible ticket options to avoid costly changes.

The best time to fly economy from San Diego International Airport (SAN) is typically during shoulder months (January, February, September, October) and midweek (Tuesday–Thursday) departures. Early-morning and late-night flights tend to be cheaper due to lower demand. Avoid major San Diego events (Comic-Con, holiday weekends) and peak summer weeks; when flexibility is possible, book 3–8 weeks ahead for domestic economy and 2–5 months for international to capture the best rates.

Direct (nonstop) economy flights from San Diego International Airport (SAN) save time and reduce risk of missed connections but can cost more than connecting itineraries, especially on competitive routes serviced by budget carriers. Connecting flights may offer substantial savings for longer trips or international travel, though they add layover time. For the cheapest economy fares, compare total travel time and cost (including baggage fees and transfer times) and consider multi-carrier one-way combinations to lower the price.

Major carriers out of San Diego International Airport (SAN) include Alaska Airlines, Southwest Airlines, American Airlines, Delta Air Lines, and United Airlines, alongside seasonal and low-cost international options. Alaska and Southwest often provide strong regional networks and competitive economy fares on West Coast routes; international low-cost savings may be found via carriers flying through LAX or TIJ. When comparing, factor in baggage allowances, seat selection fees, and loyalty perks to find the best overall economy value.

Seasonal tips for economy travelers flying from San Diego International Airport (SAN): travel in shoulder seasons (Jan–Feb, Sep–Oct) for lower fares; avoid school holidays and Comic-Con weekends for the best economy savings; and book earlier for summer and winter holidays. For winter sunshine, compare flights to Mexico (Cabo, Mexico City) from Cross-border gateways; for summer, lock in fares early and prefer midweek departures. Always include luggage and ground-transfer costs in your total price comparison to ensure the arrival or departure airport you choose is truly the cheapest option.

Typical nonstop economy flight durations from San Diego International Airport (SAN) include: to Los Angeles (LAX) ~40 minutes, Las Vegas (LAS) ~1 hour 15 minutes, Phoenix (PHX) ~1 hour 15 minutes, San Francisco (SFO) ~1 hour 40 minutes, Denver (DEN) ~2 hours 15 minutes, Seattle (SEA) ~2 hours 45 minutes, Cabo San Lucas (SJD) ~2 hours. Schedules vary by carrier and season; for cheap economy seats, look at early-morning or late-night departures when aircraft utilization is high and fares are often lower. Use airline timetables and route maps to identify high-frequency windows and optimize connections.

To find cheap economy flights from San Diego International Airport (SAN), use fare-comparison tools, subscribe to airline deal newsletters, and enable price alerts. Be flexible with travel dates and consider nearby airports (Los Angeles LAX, Tijuana TIJ) to expand options. Compare total trip cost, including baggage and transfers, and consider one-way multi-carrier itineraries to exploit lower fares. Book early for holidays and peak summer, and hunt for last-minute deals during shoulder seasons.