$242 Cheap Delta flights Detroit (DTW) to San Diego (SAN)

Finding cheap one-way Delta Air Lines flights from DTW to SAN from $242 on Expedia is easy — just filter by “Price (lowest to highest).” Or check out our budget-friendly round-trip fares from $299 for your next exciting adventure.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Browse for one-way or return flights to San Diego in January or November. You could find a cheap fare with Delta Air Lines during these off-peak travel months.

Look for cheap Delta Air Lines flights from Detroit Metropolitan Wayne County Airport (DTW) to San Diego Intl. Airport (SAN) one to three months ahead of your departure date. Travelers who book domestic flights 34 to 86 days in advance can save 25% compared to those who book just 6 to 12 days ahead. No matter the fare type and itinerary, the best day to book a domestic flight is generally Sunday and the most expensive is typically Monday. Passengers who book on a Sunday can save 6% on average compared to those who book on a Monday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC’s global airline sales database.

Skip the layovers and fly from Detroit Metropolitan Wayne County Airport (DTW) to San Diego Intl. Airport (SAN) on one of Delta Air Lines’s 18 weekly direct flights. Apply Expedia’s “Nonstop” and “Airline” filters to find the Delta Air Lines flight that’ll take you to SAN at your preferred time.

From takeoff till touchdown, a nonstop Delta Air Lines flight from Detroit Metropolitan Wayne County Airport (DTW) to San Diego Intl. Airport (SAN) takes around 5h 9m.

If you’re looking for flexibility, Sunday offers the most choice for Delta Air Lines flights from Detroit Metropolitan Wayne County Airport (DTW) to San Diego Intl. Airport (SAN). You can select from 3 different departures.

The earliest flight from DTW to SAN with Delta Air Lines leaves at 8:35AM UTC-5. You’ll land at 10:50AM UTC-8. The final Delta Air Lines flight of the day leaves at 8:40PM UTC-5 and arrives at 10:52PM UTC-8. With around 20% fewer cancellations for morning and mid-morning flights, starting your travel day early is usually the smartest choice.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.

Hop on a Delta Air Lines flight from Detroit Metropolitan Wayne County Airport (DTW) to San Diego, and you’ll likely arrive at San Diego Intl. Airport (SAN). This is the airline’s main hub here.

Flying from DTW to SAN with Delta Air Lines means enjoying a host of perks, including an excellent in-flight experience and a rewarding loyalty program. Plus, when booking through Expedia, One Key™ members can collect OneKeyCash™* to spend on select future travel purchases. That’s in addition to the Delta SkyMiles points you can earn with Delta Air Lines.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Delta Air Lines generally uses Airbus A321 planes for flights from Detroit Metropolitan Wayne County Airport (DTW) to San Diego Intl. Airport (SAN). Keep in mind that aircraft type can vary depending on operational requirements, so the plane you catch might be different on the day.

Changes are usually free within 24 hours of booking, but your airline may charge you after that time. For further information about altering your reservation, check out your “Trips,” select your flight and click on “Manage Booking.” If you want the flexibility to change your plans without being charged, apply the “No cancel fee” or “Changes included” filter when planning your next getaway.