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.

$69 CHEAP FLIGHTS from Washington to San Diego

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Flight Deals

Cheap Flights from Washington to San Diego

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

Fri, Dec 4 - Mon, Dec 7

7:10 am - 10:10 amPAE Everett Paine Field-SAN San Diego

3h 00mnonstop

7:05 pm - 10:04 pmSAN San Diego-PAE Everett Paine Field

2h 59mnonstop

$97Alaska Airlines

Thu, Feb 4 - Mon, Feb 8

9:00 am - 11:55 amPAE Everett Paine Field-SAN San Diego

2h 55mnonstop

5:50 pm - 9:06 pmSAN San Diego-PAE Everett Paine Field

3h 16mnonstop

$97Alaska Airlines

Sat, Oct 17 - Tue, Oct 20

2:10 pm - 4:35 pmPDX Portland-SAN San Diego

2h 25mnonstop

4:45 pm - 7:20 pmSAN San Diego-PDX Portland

2h 35mnonstop

$137Southwest

Tue, Oct 6 - Sat, Oct 10

3:30 pm - 5:55 pmPDX Portland-SAN San Diego

2h 25mnonstop

4:55 pm - 7:35 pmSAN San Diego-PDX Portland

2h 40mnonstop

$137Southwest

Fri, Oct 9 - Tue, Oct 13

9:16 pm - 4:49 pmSEA Seattle/Tacoma Intl-SAN San Diego

19h 33m1 stop Las Vegas Harry Reid Intl

6:25 am - 3:12 pmSAN San Diego-SEA Seattle/Tacoma Intl

8h 47m1 stop Denver Intl

$137Frontier

Thu, Oct 22 - Thu, Oct 29

9:16 pm - 7:49 pmSEA Seattle/Tacoma Intl-SAN San Diego

22h 33m1 stop Las Vegas Harry Reid Intl

8:32 pm - 9:45 amSAN San Diego-SEA Seattle/Tacoma Intl

13h 13m1 stop Las Vegas Harry Reid Intl

$138Frontier

Thu, Oct 1 - Mon, Oct 5

9:45 am - 12:42 pmSEA Seattle/Tacoma Intl-SAN San Diego

2h 57mnonstop

7:00 am - 10:05 amSAN San Diego-SEA Seattle/Tacoma Intl

3h 05mnonstop

$147Delta

Mon, Oct 26 - Mon, Nov 2

7:59 pm - 10:51 pmSEA Seattle/Tacoma Intl-SAN San Diego

2h 52mnonstop

11:02 am - 2:18 pmSAN San Diego-SEA Seattle/Tacoma Intl

3h 16mnonstop

$147Delta

Tue, Oct 20 - Sat, Oct 24

6:39 am - 1:16 pmSEA Seattle/Tacoma Intl-SAN San Diego

6h 37m1 stop San Francisco

3:14 pm - 9:25 pmSAN San Diego-SEA Seattle/Tacoma Intl

6h 11m1 stop San Francisco

$149Multiple Airlines

Wed, Oct 28 - Sat, Oct 31

2:59 pm - 5:52 pmSEA Seattle/Tacoma Intl-SAN San Diego

2h 53mnonstop

6:25 am - 3:12 pmSAN San Diego-SEA Seattle/Tacoma Intl

8h 47m1 stop Denver Intl

$151Multiple Airlines

Recent last minute flight deals from Washington to San Diego

Sat, Sep 19 - Thu, Oct 1

4:27 pm - 11:51 pmSEA Seattle/Tacoma Intl-SAN San Diego

7h 24m1 stop Denver Intl

9:03 pm - 9:42 amSAN San Diego-SEA Seattle/Tacoma Intl

12h 39m1 stop Las Vegas Harry Reid Intl

$261Frontier

Sat, Sep 19 - Wed, Sep 30

4:27 pm - 11:51 pmSEA Seattle/Tacoma Intl-SAN San Diego

7h 24m1 stop Denver Intl

5:54 pm - 9:42 amSAN San Diego-SEA Seattle/Tacoma Intl

15h 48m1 stop Las Vegas Harry Reid Intl

$264Frontier

Sat, Sep 19 - Sat, Oct 3

12:24 pm - 4:59 pmPDX Portland-SAN San Diego

4h 35m1 stop Las Vegas Harry Reid Intl

7:50 am - 1:32 pmSAN San Diego-PDX Portland

5h 42m1 stop San Francisco

$286Multiple Airlines

Sat, Sep 19 - Sat, Oct 3

4:27 pm - 11:51 pmSEA Seattle/Tacoma Intl-SAN San Diego

7h 24m1 stop Denver Intl

2:33 pm - 7:56 pmSAN San Diego-SEA Seattle/Tacoma Intl

5h 23m1 stop San Francisco

$311Multiple Airlines

Fri, Sep 18 - Sun, Sep 20

5:21 pm - 11:44 pmGEG Spokane-SAN San Diego

6h 23m1 stop Seattle/Tacoma Intl

8:59 pm - 11:53 pmSAN San Diego-GEG Spokane

2h 54mnonstop

$329Alaska Airlines

Thu, Sep 17 - Sat, Sep 19

5:10 pm - 10:10 pmGEG Spokane-SAN San Diego

5h 00m1 stop Las Vegas Harry Reid Intl

11:15 am - 2:00 pmSAN San Diego-GEG Spokane

2h 45mnonstop

$329Southwest

Fri, Sep 18 - Sun, Sep 20

12:49 pm - 5:36 pmGEG Spokane-SAN San Diego

4h 47m1 stop Portland

7:15 am - 12:39 pmSAN San Diego-GEG Spokane

5h 24m1 stop Seattle/Tacoma Intl

$339Alaska Airlines

Sat, Sep 19 - Sat, Sep 26

2:15 pm - 4:55 pmGEG Spokane-SAN San Diego

2h 40mnonstop

11:15 am - 2:00 pmSAN San Diego-GEG Spokane

2h 45mnonstop

$339Southwest

Thu, Sep 17 - Thu, Sep 17

6:30 am - 12:03 pmGEG Spokane-SAN San Diego

5h 33m1 stop Phoenix Sky Harbor Intl

4:14 pm - 11:07 pmSAN San Diego-GEG Spokane

6h 53m1 stop Phoenix Sky Harbor Intl

$339American Airlines

Sat, Sep 19 - Sat, Sep 26

6:30 am - 12:03 pmGEG Spokane-SAN San Diego

5h 33m1 stop Phoenix Sky Harbor Intl

6:20 am - 1:13 pmSAN San Diego-GEG Spokane

6h 53m1 stop Phoenix Sky Harbor Intl

$351American Airlines

Useful Info

Low season	January
High season	March
Cheapest flight	$69

Best time to beat the crowds with an average 16% drop in price.

Most popular time to fly with an average 5% increase in price.

Flight from Portland 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.