Cheap Flights from Seattle to San Diego — $91

Seattle, the Emerald City, boasts two thriving airports for your air travel needs. First up is Seattle-Tacoma International Airport (SEA), known for its excellent connectivity and numerous airlines that make it their hub. With a wide array of carriers, SEA offers a range of flight options to domestic and international destinations. Located just 14 miles south of downtown Seattle, it is easily accessible by public transport, ensuring minimal travel time and cost. On the downside, SEA can be busy, resulting in longer queues during peak travel hours. However, the abundance of airlines and flights makes it a popular choice among travelers, with various options to suit different budgets and preferences. Another option is Boeing Field (BFI), primarily serving general aviation and cargo flights. Although it doesn't offer as many commercial flights as SEA, BFI's proximity to downtown Seattle (just 5 miles) makes it a convenient choice for those looking to save time on travel. Its smaller size and less crowded nature also contribute to smoother check-ins and an overall hassle-free experience. However, it is important to note that BFI has limited options when it comes to major airlines, making it less ideal for travelers seeking a wide range of flight choices. However, for those looking for a more intimate airport experience or specific cargo services, BFI can be a great alternative. In conclusion, both SEA and BFI have their advantages and drawbacks. SEA provides a wider range of flight options and easy accessibility, whereas BFI offers convenience and a lesser crowd. Consider your specific preferences, budget, and airline options while choosing the airport that best suits your travel needs. Happy flying!

Looking to book flights to San Diego in the United States? Let's explore the airports available! First up is San Diego International Airport (SAN), located just three miles from downtown. Boasting multiple transportation options, including shuttles and taxis, getting to your destination is a breeze. SAN serves as a hub for major airlines, ensuring a wide range of flight options, schedules, and competitive prices. However, due to its popularity, long security lines may be encountered during peak travel times. Another option is McClellan-Palomar Airport (CLD), situated in Carlsbad, approximately 35 miles north of downtown San Diego. While it is a smaller airport, it offers a convenient and efficient experience for travelers seeking a more relaxed atmosphere. Transportation options such as taxis and ride-sharing services are readily available. The downside of CLD is the limited number of airlines and direct flight options, which may result in higher costs and longer travel times. Lastly, there is Tijuana International Airport (TIJ) located just across the Mexican border, about 20 miles south of downtown San Diego. TIJ serves as a hub for several renowned airlines, offering competitive prices and a diverse selection of flight routes. Despite the slightly longer travel time to reach downtown San Diego, the cost savings may make it worth considering for budget-conscious travelers. Consider your preferences and priorities when choosing among these airports. Whether you prioritize convenience, flight options, or cost-efficiency, San Diego offers a range of alternatives to suit your needs. Select the airport that aligns best with your travel plans, ensuring a seamless start to your journey in this beautiful city. Book your flights now and enjoy your visit to San Diego!

The cost of a one-way flight from Seattle to San Diego ranges from $91 (June 2026) to $127 (May 2026). On average, the ticket price is about $109–$127.

More than 4 airlines operate flights from Seattle to San Diego, including Southwest Airlines, Alaska Airlines, United Airlines, and Frontier Airlines. This is a popular route, so passengers can choose tickets based on budget and preferences. Ticket prices start from $91, and our service lets you instantly compare all options. The variety of offers simplifies planning: you can choose budget fares or more comfortable options with baggage included or extra services. We help you find the best deals so your trip is cost-efficient.