฿3,285 Cheap Delta flights from Denver to San Diego (DEN→SAN)

Scoring cheap one-way Delta Air Lines flights from DEN to SAN from ฿3,285 on Expedia couldn't be easier — just filter by "Price (lowest to highest)." Or check out our affordable round-trip fares for your next break.*

*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.

Delta Air Lines flights to San Diego tend to be cheaper in the off-peak months of January and November. Whether you're after a one-way or round-trip ticket, you could find a better deal then.

Use the "Nonstop" filter when browsing for direct Delta Air Lines flights from DEN to SAN. It's also a good way to compare other airlines servicing the same nonstop route.

Jump on a Delta Air Lines flight from Denver Intl. Airport (DEN) to San Diego, and you'll most likely touch down at San Diego Intl. Airport (SAN). This is the airline's primary hub in this city.

Depending on the type of ticket you purchased, a fee generally applies if you modify or cancel your booking more than 24 hours after confirmation. To secure flexible fares, select our "Changes included" and "No cancel fee" boxes while looking for flights. For more information on cancelling or modifying your reservation, visit "Trips," select your flight and tick "Manage Booking."