One airline in particular sticks out as a Best Airline to Fly to California : Southwest Airlines. Southwest Airlines is well-known for its wide route network, reasonable ticket prices, and first-rate customer service. It frequently flies to major California destinations like San Francisco, Los Angeles, and San Diego. Southwest guarantees a relaxing and stress-free trip to the Golden State with its roomy seats, ample baggage allowances, and solid reputation. Southwest Airlines offers the best pricing, convenience, and quality combination for flying to California, whether you're traveling for business or pleasure.