How does KAYAK find such low prices on flights from Washington to San Diego?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington to San Diego. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington to San Diego?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to San Diego from Washington is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Washington to San Diego?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to San Diego with an airline and back to Washington with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington to San Diego?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to San Diego from Washington up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$69 CHEAP FLIGHTS from Washington to San Diego

SAN

KAYAK searches hundreds of travel sites at once for deals on flights to San Diego

...and more

Travelers love KAYAK

41,299,237 searches in the past 7 days on KAYAK

Save 23% or moreCompare multiple travel sites with one search.

Track pricesNot ready to book? Create a price alert for when prices drop.

Bundle and saveSave money when you bundle your flight + hotel.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Cheapest round-trip

$106

Overall average: $260

Southwest

Wed 3/4Sat 3/7

SEA - SAN • 1 stop

Cheapest non-stop

$110

Typical prices: $150-$393

Hawaiian Airlines

Thu 1/29Sun 2/1

SEA - SAN • Non-stop

Start a new search

KAYAK searches 100s of sites at once to find you the best travel deals.

We hope you love your trip to San Diego!

Flight Deals

Cheap Flights from Washington to San Diego

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Washington to San Diego that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Washington to San Diego

Wed, Mar 4 - Sat, Mar 7

9:55 am - 4:45 pm

SEA

SAN

6h 50m1 stop

11:05 am - 2:10 pm

SAN

SEA

3h 05mnonstop

$106Southwest

Wed, Feb 25 - Wed, Mar 4

1:20 pm - 6:05 pm

SEA

SAN

4h 45m1 stop

7:35 am - 12:10 pm

SAN

SEA

4h 35m1 stop

$107Southwest

Fri, Feb 6 - Mon, Feb 9

12:34 pm - 12:08 am

SEA

SAN

11h 34m1 stop

2:52 pm - 10:54 am

SAN

SEA

20h 02m1 stop

$109Frontier

Fri, Mar 6 - Sun, Mar 8

12:24 pm - 8:33 pm

SEA

SAN

8h 09m1 stop

9:18 pm - 11:19 am

SAN

SEA

14h 01m1 stop

$110Frontier

Fri, Feb 20 - Fri, Feb 27

8:11 pm - 11:03 pm

SEA

SAN

2h 52mnonstop

8:26 pm - 11:40 pm

SAN

SEA

3h 14mnonstop

$112Alaska Airlines

Mon, Feb 2 - Sat, Feb 7

2:36 pm - 5:20 pm

SEA

SAN

2h 44mnonstop

4:01 pm - 7:11 pm

SAN

SEA

3h 10mnonstop

$115Alaska Airlines

Thu, Jan 29 - Sun, Feb 1

3:02 pm - 9:58 pm

GEG

SAN

6h 56m1 stop

6:15 am - 2:09 pm

SAN

GEG

7h 54m1 stop

$159American Airlines

Thu, Jan 29 - Sun, Feb 1

12:03 pm - 12:08 am

GEG

SAN

12h 05m1 stop

7:27 pm - 10:26 pm

SAN

GEG

2h 59mnonstop

$161Multiple Airlines

Tue, Feb 3 - Tue, Feb 10

6:33 am - 11:40 am

GEG

SAN

5h 07m1 stop

10:09 am - 2:58 pm

SAN

GEG

4h 49m1 stop

$163American Airlines

Sun, Mar 8 - Thu, Mar 12

1:04 pm - 4:13 pm

BLI

SAN

27h 09m1 stop

9:07 pm - 12:14 pm

SAN

BLI

15h 07m1 stop

$182Multiple Airlines

Useful Info

Low season	January
High season	July
Cheapest flight	$69

Best time to beat the crowds with an average 14% drop in price.

Flight from Spokane to San Diego

How does KAYAK find such low prices on flights from Washington to San Diego?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington to San Diego.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington to San Diego?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to San Diego from Washington is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Washington to San Diego?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to San Diego with an airline and back to Washington with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington to San Diego?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to San Diego from Washington up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Julian

Lemon Grove

National City

Borrego Springs

Poway

Alpine

Santee

Everything you need to know for your flight to San Diego

Airports

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Information on the airport you'll fly into in San Diego

San Diego (SAN)

SAN

$69 Find Cheap Flights from Washington to San Diego

KAYAK searches hundreds of travel sites at once for deals on flights to San Diego

Everything you should know

Cheap Flights from Washington to San Diego

Recent round-trip flight deals from Washington to San Diego

Recent one-way flight deals from Washington to San Diego

Recent last minute flight deals from Washington to San Diego

Recent direct flight deals from Washington to San Diego

Good to know

FAQs for booking flights from Washington to San Diego

How does KAYAK find such low prices on flights from Washington to San Diego?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington to San Diego.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington to San Diego?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to San Diego from Washington is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Washington to San Diego?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to San Diego with an airline and back to Washington with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington to San Diego?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to San Diego from Washington up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Traveling to a place near San Diego?

Everything you need to know for your flight to San Diego

Information on the airport you'll fly into in San Diego

Cabin class types available on flights to Washington

Complete your trip to San Diego with a hotel stay or car rental

Find direct flights for San Diego

Flights to other popular destinations

Flights from domestic origins to San Diego

Choose which airport to fly into in San Diego

Find deals for your return flight