฿4,345 Cheap Delta flights from Denver to San Diego (DEN→SAN)

View ฿4,345 flight on Sat, 21 Mar 2026Opens in a new window

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Delta flights from Denver to San Diego (DEN→SAN)

Prices were available within the past 7 days and start at ฿4,345 for one-way flights and ฿8,565 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Fri, 17 Apr - Mon, 20 Apr
DEN
Denver
SAN
San Diego
฿8,565 Return, found 3 days ago
฿8,565
Return
found 3 days ago
Select Delta flight, departing Fri, 17 Apr from Denver to San Diego, returning Mon, 20 Apr, priced at ฿8,565 found 3 days ago
Delta
Fri, 17 Apr - Mon, 20 Apr
DEN
Denver
SAN
San Diego
฿9,370 Return, found 3 days ago
฿9,370
Return
found 3 days ago
Select Delta flight, departing Fri, 17 Apr from Denver to San Diego, returning Mon, 20 Apr, priced at ฿9,370 found 3 days ago
Delta
Fri, 17 Apr - Mon, 20 Apr
DEN
Denver
SAN
San Diego
฿9,655 Return, found 3 days ago
฿9,655
Return
found 3 days ago
Select Delta flight, departing Fri, 17 Apr from Denver to San Diego, returning Mon, 20 Apr, priced at ฿9,655 found 3 days ago
Delta
Fri, 17 Apr - Mon, 20 Apr
DEN
Denver
SAN
San Diego
฿10,595 Return, found 3 days ago
฿10,595
Return
found 3 days ago
Select Delta flight, departing Fri, 17 Apr from Denver to San Diego, returning Mon, 20 Apr, priced at ฿10,595 found 3 days ago
Delta
Fri, 17 Apr - Mon, 20 Apr
DEN
Denver
SAN
San Diego
฿10,615 Return, found 3 days ago
฿10,615
Return
found 3 days ago
Select Delta flight, departing Fri, 17 Apr from Denver to San Diego, returning Mon, 20 Apr, priced at ฿10,615 found 3 days ago
Delta
Fri, 17 Apr - Mon, 20 Apr
DEN
Denver
SAN
San Diego
฿10,750 Return, found 3 days ago
฿10,750
Return
found 3 days ago
Select Delta flight, departing Fri, 17 Apr from Denver to San Diego, returning Mon, 20 Apr, priced at ฿10,750 found 3 days ago

Frequently asked questions

How much is a Delta Air Lines flight from Denver Intl. Airport (DEN) to San Diego Intl. Airport (SAN)?
Scoring cheap one-way Delta Air Lines flights from DEN to SAN from ฿4,345 on Expedia couldn't be easier — just filter by "Price (lowest to highest)." Or check out our affordable round-trip fares from ฿8,565 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.
What is the cheapest month to fly from DEN to SAN with Delta Air Lines?
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.
Does Delta Air Lines fly nonstop from Denver Intl. Airport (DEN) to San Diego Intl. Airport (SAN)?
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.
What airports does Delta Air Lines fly into in San Diego?
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.
Can I change or cancel my Delta Air Lines flight from Denver Intl. Airport (DEN) to San Diego Intl. Airport (SAN)?
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."

Travel information

Origin airport
Denver Intl.
Destination airport
San Diego Intl.
Distance
1363 km
Average flight time
1 hour 32 mins
*Available to Expedia members.