Explore San Diego and see why it's called America's Finest City.
Book flights from Detroit to San Diego with Southwest Airlines®. It’s easy to find the Detroit Metropolitan Wayne County Airport to San Diego International Airport flight to make your booking and travel a breeze. Whether you’re traveling for business or pleasure, solo or with the whole family, you’ll enjoy flying Southwest®. Have flexible travel dates? Plug them into the Low Fare Calendar and see the lowest fares available within your travel window. You may also want to browse Southwest Vacations® to see special offers and package deals on flights, hotels, rental cars, and more.
Explore your options and book your Detroit to San Diego flight with Southwest today!
Best Airline in the U.S. and North America & Best Economy Class and Low Cost Airline in North America.
Detroit, MI to San Diego, CA
*Restrictions and exclusions apply. Seats and dates are limited. Select markets. 17 travel days available.
During the ongoing COVID-19 pandemic, the availability, health and safety procedures, operations, and schedules for local attractions are changing constantly. Please contact attractions directly for hours of operation, potential temperature screenings, and other possible health and safety procedures and restrictions. Visit our COVID-19 Travel Information page for information about potential restrictions on air travel.
Departing from: Detroit Metropolitan Wayne County Airport (DTW)
Arriving at: San Diego International Airport (SAN)
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One child over 14 days and under two (2) years of age, not occupying a seat, may be carried free of charge when traveling with an adult (12 years of age or older). Learn more.
Customers flying with a pet are subject to a pet fare. To learn more about traveling with your furry friend, explore the Southwest® pet policy.
Minors under the age of 18 are not permitted to fly unaccompanied on international flights or any itinerary that includes an international flight. Learn more.
Start packing! Every ticketed Customer’s first two checked bags are free. Learn more.
Arrive 3 miles northwest of downtown San Diego to begin your Southern California adventure.
At Southwest, we know it takes more than great deals on San Diego airfares and convenient scheduling options to make your trip memorable. So from booking to boarding, we offer services and features designed to make your travel from Detroit to San Diego the best it can be. Learn more about the Southwest® travel experience before you book your flight from Detroit Metropolitan Wayne County Airport to San Diego International Airport.
Flying with Southwest is simple and fun, no matter which of our dozens of exciting destinations you choose. When you search for your next flight to San Diego, know that you won’t be surprised at checkout. Low fares and no hidden fees. That's Transfarency®. And as always, two bags fly free®1. Want the latest news, information, and promotional offers from Southwest? Sign up to receive email from us. Looking for tours, activities, and more hidden gems to add to your San Diego adventure? Explore getaways with Southwest®. Book your flight today and know that you'll earn Rapid Rewards® points when you fly.
1First and second checked bags. Weight and size limits apply.
2Fare difference may apply.
To find the lowest fares by day and time to fly Detroit to San Diego with Southwest, check out our Low Fare Calendar.
You can rent a car at San Diego International Airport—book yours with your flight.
Yes! Flights from Detroit to San Diego—or from here or there to anywhere—can be changed with no change fees. Fare difference may apply.
Check the status of your upcoming Southwest flight.
Check out the Southwest Airlines® FAQs for answers about everything Southwest.
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