Alaska Airlines Flights from San Diego to Washington, D.C.

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Lowest fares from San Diego to Washington, D.C.

One-way low-fare flights San Diego to Washington, D.C..*

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One-way low-fare flights San Diego to Washington, D.C..*
From
To
Fare Type
Dates
Price
San Diego (SAN)Washington, D.C. (DCA)One-way
|
Saver
Depart: Sep 24, 2025

From

$128

Seen: 14 hours ago

San Diego (SAN)Washington, D.C. (DCA)One-way
|
Saver
Depart: Oct 21, 2025

From

$128

Seen: 14 hours ago

San Diego (SAN)Washington, D.C. (DCA)One-way
|
Saver
Depart: Oct 22, 2025

From

$128

Seen: 14 hours ago

San Diego (SAN)Washington, D.C. (DCA)One-way
|
Saver
Depart: Sep 3, 2025

From

$128

Seen: 14 hours ago

San Diego (SAN)Washington, D.C. (DCA)One-way
|
Saver
Depart: Sep 10, 2025

From

$128

Seen: 14 hours ago

San Diego (SAN)Washington, D.C. (DCA)One-way
|
Saver
Depart: Sep 17, 2025

From

$128

Seen: 14 hours ago

San Diego (SAN)Washington, D.C. (DCA)One-way
|
Saver
Depart: Oct 28, 2025

From

$128

Seen: 14 hours ago

San Diego (SAN)Washington, D.C. (DCA)One-way
|
Saver
Depart: Nov 4, 2025

From

$128

Seen: 14 hours ago

San Diego (SAN)Washington, D.C. (IAD)One-way
|
Saver
Depart: Nov 18, 2025

From

$128

Seen: 14 hours ago

San Diego (SAN)Washington, D.C. (IAD)One-way
|
Saver
Depart: Sep 16, 2025

From

$128

Seen: 33 minutes ago

San Diego (SAN)Washington, D.C. (IAD)One-way
|
Saver
Depart: Nov 19, 2025

From

$128

Seen: 14 hours ago

San Diego (SAN)Washington, D.C. (IAD)One-way
|
Saver
Depart: Sep 10, 2025

From

$128

Seen: 14 hours ago

San Diego (SAN)Washington, D.C. (IAD)One-way
|
Saver
Depart: Sep 17, 2025

From

$128

Seen: 14 hours ago

San Diego (SAN)Washington, D.C. (IAD)One-way
|
Saver
Depart: Sep 24, 2025

From

$128

Seen: 14 hours ago

San Diego (SAN)Washington, D.C. (IAD)One-way
|
Saver
Depart: Sep 30, 2025

From

$128

Seen: 14 hours ago

San Diego (SAN)Washington, D.C. (IAD)One-way
|
Saver
Depart: Sep 3, 2025

From

$128

Seen: 14 hours ago

*Displayed prices have been available within the past 24 hours and may not be available at the time of booking. Fares listed may be Saver fares, which is our most restrictive fare option and subject to additional restrictions. For roundtrip journeys, the price displayed—available within the past 24 hours—is the aggregate of the lowest available fare each way. Additional baggage charges and fees for optional products and services may apply. Other terms and conditions may apply.