$279 Cheap United flights Baltimore (BWI) to San Diego (SAN)

View $279 flight on Thu, Jan 8, 2026Opens in a new window

$279 Cheap United flights Baltimore (BWI) to San Diego (SAN)

Prices were available within the past 7 days and start at $279 for one-way flights and $438 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Thu, Jan 8 - Wed, Jan 14
BWI
Baltimore
SAN
San Diego
$438 Roundtrip, found 17 hours ago
$438
Roundtrip
found 17 hours ago
Select United flight, departing Thu, Jan 8 from Baltimore to San Diego, returning Wed, Jan 14, priced at $438 found 17 hours ago
United
Thu, Jan 8 - Wed, Jan 14
BWI
Baltimore
SAN
San Diego
$443 Roundtrip, found 17 hours ago
$443
Roundtrip
found 17 hours ago
Select United flight, departing Thu, Jan 8 from Baltimore to San Diego, returning Wed, Jan 14, priced at $443 found 17 hours ago
United
Thu, Jan 8 - Tue, Jan 13
BWI
Baltimore
SAN
San Diego
$448 Roundtrip, found 17 hours ago
$448
Roundtrip
found 17 hours ago
Select United flight, departing Thu, Jan 8 from Baltimore to San Diego, returning Tue, Jan 13, priced at $448 found 17 hours ago
United
Thu, Jan 8 - Wed, Jan 14
BWI
Baltimore
SAN
San Diego
$490 Roundtrip, found 17 hours ago
$490
Roundtrip
found 17 hours ago
Select United flight, departing Thu, Jan 8 from Baltimore to San Diego, returning Wed, Jan 14, priced at $490 found 17 hours ago
United
Thu, Jan 8 - Tue, Jan 13
BWI
Baltimore
SAN
San Diego
$493 Roundtrip, found 17 hours ago
$493
Roundtrip
found 17 hours ago
Select United flight, departing Thu, Jan 8 from Baltimore to San Diego, returning Tue, Jan 13, priced at $493 found 17 hours ago
United
Thu, Jan 8 - Wed, Jan 14
BWI
Baltimore
SAN
San Diego
$493 Roundtrip, found 17 hours ago
$493
Roundtrip
found 17 hours ago
Select United flight, departing Thu, Jan 8 from Baltimore to San Diego, returning Wed, Jan 14, priced at $493 found 17 hours ago
United
Thu, Jan 8 - Wed, Jan 14
BWI
Baltimore
SAN
San Diego
$499 Roundtrip, found 17 hours ago
$499
Roundtrip
found 17 hours ago
Select United flight, departing Thu, Jan 8 from Baltimore to San Diego, returning Wed, Jan 14, priced at $499 found 17 hours ago

Find the cheapest month to fly from Baltimore (BWI) to San Diego (SAN)

September is typically the cheapest month to fly

From $135 - $356 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 $262
SAN
San Diego Intl.
CheapestClosest
Average driving time to city center5 min
Flights from $262
0
Flights from Baltimore (BWI) to San Diego (SAN)
Origin airport
Baltimore Washington Intl. Thurgood Marshall
Destination airport
San Diego Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Hawaiian Airlines, Southwest Airlines, United
Popular airline
Delta
Distance
3664 km