$230 Cheap Delta flights Washington (IAD) to San Diego (SAN)

View $230 flight on Fri, Jun 12, 2026Opens in a new window

$230 Cheap Delta flights Washington (IAD) to San Diego (SAN)

Prices were available within the past 7 days and start at $230 for one-way flights and $458 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Fri, Jun 12 - Sat, Jun 20
IAD
Washington
SAN
San Diego
$458 Roundtrip, found 13 hours ago
$458
Roundtrip
found 13 hours ago
Select Delta flight, departing Fri, Jun 12 from Washington to San Diego, returning Sat, Jun 20, priced at $458 found 13 hours ago
Delta
Fri, Jun 12 - Sat, Jun 20
IAD
Washington
SAN
San Diego
$508 Roundtrip, found 13 hours ago
$508
Roundtrip
found 13 hours ago
Select Delta flight, departing Fri, Jun 12 from Washington to San Diego, returning Sat, Jun 20, priced at $508 found 13 hours ago
Delta
Fri, Jun 12 - Sat, Jun 20
IAD
Washington
SAN
San Diego
$519 Roundtrip, found 13 hours ago
$519
Roundtrip
found 13 hours ago
Select Delta flight, departing Fri, Jun 12 from Washington to San Diego, returning Sat, Jun 20, priced at $519 found 13 hours ago

Find the cheapest month to fly from Washington (IAD) to San Diego (SAN)

October is typically the cheapest month to fly

From $174 - $308 per traveler.

Alternative airports near San Diego

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to San Diego Intl. SAN. Cheapest and Closest option available. Average driving time to city center is 5 minutes. Flights from $367
SAN
San Diego Intl.
CheapestClosest
Average driving time to city center5 min
Flights from $367
Flights from Washington (IAD) to San Diego (SAN)
Origin airport
Washington Dulles Intl.
Destination airport
San Diego Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Southwest Airlines, United
Popular airline
Delta
Distance
3598 km
Average flight time
3 hours 32 mins