Cheap Flights from Seattle, WA to San Diego, CA from $89

One way Round trip

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On Cheapflightsplus.com you will find 14 direct and 39 connecting flights from Seattle to San Diego. You can compare airfare deals from 3 airlines and multiple travel sites from $89, book and save on cheap plane tickets and last minute offers. Also check out SEA-SAN flight schedule to find best flight time, convenient departure and arrival airports.

Find One-Way and Round-Trip Seattle to San Diego Flight Deals

To find the cheapest one way airline ticket select the date with the lowest price on the calendar below and click «Find Flights». To search for round-trip flight deals click on the link «Check prices for return flights» and select the date of the return flight. Cheapest flights in November: $89 (one-way), $153 (round-trip).

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Best Flights from Seattle to San Diego Today

Take a look at the list of non stop flights and flights with layovers from Seattle to San Diego with the lowest price of $89. The fastest direct flight takes 2h 46m and the fastest connecting – 4h 14m.

Price	Departure	Arrival	Flight Duration	Airline	Flight
from $89 Find flight	13:44 Seattle Seattle-Tacoma Intl	16:33 San Diego San Diego	2h 49m	Hawaiian Airlines	HA6880
from $135 Find flight	21:20 Seattle Seattle-Tacoma Intl	00:10+1 день San Diego San Diego	2h 50m	Alaska Airlines	AS1369
from $157 Find flight	16:30 Seattle Seattle-Tacoma Intl	19:16 San Diego San Diego	2h 46m	Hawaiian Airlines	HA6877
from $157 Find flight	19:55 Seattle Seattle-Tacoma Intl	22:42 San Diego San Diego	2h 47m	Hawaiian Airlines	HA6603
from $157 Find flight	09:53 Seattle Seattle-Tacoma Intl	12:45 San Diego San Diego	2h 52m	Hawaiian Airlines	HA6875
from $157 Find flight	11:51 Seattle Seattle-Tacoma Intl	14:45 San Diego San Diego	2h 54m	Hawaiian Airlines	HA6871
from $162 Find flight	16:30 Seattle Seattle-Tacoma Intl	19:16 San Diego San Diego	2h 46m	Alaska Airlines	AS697
from $162 Find flight	19:55 Seattle Seattle-Tacoma Intl	22:42 San Diego San Diego	2h 47m	Alaska Airlines	AS117
from $162 Find flight	13:44 Seattle Seattle-Tacoma Intl	16:33 San Diego San Diego	2h 49m	Alaska Airlines	AS765
from $162 Find flight	09:53 Seattle Seattle-Tacoma Intl	12:45 San Diego San Diego	2h 52m	Alaska Airlines	AS650
from $193 Find flight	17:40 Seattle Seattle-Tacoma Intl	20:30 San Diego San Diego	2h 50m	Hawaiian Airlines	HA6874
from $198 Find flight	17:40 Seattle Seattle-Tacoma Intl	20:30 San Diego San Diego	2h 50m	Alaska Airlines	AS623
from $114 Find flight	06:32 Seattle Seattle-Tacoma Intl	12:00 San Diego San Diego	5h 28m layover 1h 42m - Las Vegas	Hawaiian Airlines	HA6759 HA4979
from $125 Find flight	06:32 Seattle Seattle-Tacoma Intl	12:00 San Diego San Diego	5h 28m layover 1h 42m - Las Vegas	Alaska Airlines	AS704 AS2011
from $139 Find flight	08:22 Seattle Seattle-Tacoma Intl	19:59 San Diego San Diego	11h 37m layover 7h 35m - Las Vegas	Hawaiian Airlines	HA6540 HA6134
from $149 Find flight	08:22 Seattle Seattle-Tacoma Intl	19:59 San Diego San Diego	11h 37m layover 7h 35m - Las Vegas	Alaska Airlines	AS717 AS3428

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*Departure and arrival times - local. Prices indicated for one-way flights. Information updated on August 28, 2025

Flight Schedule Seattle (Washington) to San Diego (California)

Full flight schedule will help you in detecting at what time planes fly from Seattle to San Diego. You can also specify the concrete flights and airlines on the route and how long the flight actually is. Use the calendar for today, tomorrow or other specific date as some flights are available only on certain days of the week.

Departure	Flight Details	Flight Duration	Price
07:05 — 09:58	07:05 — 09:58 AS1367 Alaska Airlines Seattle — San Diego	2h 53m	Find flight from$162
09:53 — 12:45	09:53 — 12:45 HA6875 Hawaiian Airlines Seattle — San Diego	2h 52m	Find flight from$157
09:53 — 12:45	09:53 — 12:45 AS650 Alaska Airlines Seattle — San Diego	2h 52m	Find flight from$162
11:51 — 14:45	11:51 — 14:45 HA6871 Hawaiian Airlines Seattle — San Diego	2h 54m	Find flight from$157
11:51 — 14:45	11:51 — 14:45 AS621 Alaska Airlines Seattle — San Diego	2h 54m	Find flight from$162
13:44 — 16:33	13:44 — 16:33 HA6880 Hawaiian Airlines Seattle — San Diego	2h 49m	Find flight from$89
13:44 — 16:33	13:44 — 16:33 AS765 Alaska Airlines Seattle — San Diego	2h 49m	Find flight from$162
16:30 — 19:16	16:30 — 19:16 HA6877 Hawaiian Airlines Seattle — San Diego	2h 46m	Find flight from$157
16:30 — 19:16	16:30 — 19:16 AS697 Alaska Airlines Seattle — San Diego	2h 46m	Find flight from$162
17:40 — 20:30	17:40 — 20:30 HA6874 Hawaiian Airlines Seattle — San Diego	2h 50m	Find flight from$193
17:40 — 20:30	17:40 — 20:30 AS623 Alaska Airlines Seattle — San Diego	2h 50m	Find flight from$198
19:55 — 22:42	19:55 — 22:42 HA6603 Hawaiian Airlines Seattle — San Diego	2h 47m	Find flight from$157
19:55 — 22:42	19:55 — 22:42 AS117 Alaska Airlines Seattle — San Diego	2h 47m	Find flight from$162
21:20 — 00:10 +1 day	21:20 — 00:10 AS1369 Alaska Airlines Seattle — San Diego	2h 50m	Find flight from$135
05:20 — 09:34	05:20 — 06:18 HA6838 Hawaiian Airlines Seattle — Portland 43m stop 07:01 — 09:34 HA6499 Hawaiian Airlines Portland — San Diego	4h 14m including layover	Find flight from$307
06:32 — 12:00	06:32 — 09:01 HA6759 Hawaiian Airlines Seattle — Las Vegas 1h 42m stop 10:43 — 12:00 HA4979 Hawaiian Airlines Las Vegas — San Diego	5h 28m including layover	Find flight from$114
06:32 — 12:00	06:32 — 09:01 AS704 Alaska Airlines Seattle — Las Vegas 1h 42m stop 10:43 — 12:00 AS2011 Alaska Airlines Las Vegas — San Diego	5h 28m including layover	Find flight from$125
07:05 — 11:59	07:05 — 09:21 HA6900 Hawaiian Airlines Seattle — San Jose 1h 9m stop 10:30 — 11:59 HA7059 Hawaiian Airlines San Jose — San Diego	4h 54m including layover	Find flight from$196
08:22 — 19:59	08:22 — 11:00 HA6540 Hawaiian Airlines Seattle — Las Vegas 7h 35m stop 18:35 — 19:59 HA6134 Hawaiian Airlines Las Vegas — San Diego	11h 37m including layover	Find flight from$139
08:22 — 19:59	08:22 — 11:00 AS717 Alaska Airlines Seattle — Las Vegas 7h 35m stop 18:35 — 19:59 AS3428 Alaska Airlines Las Vegas — San Diego	11h 37m including layover	Find flight from$149
10:43 — 19:59	10:43 — 13:20 AS738 Alaska Airlines Seattle — Las Vegas 5h 15m stop 18:35 — 19:59 AS3428 Alaska Airlines Las Vegas — San Diego	9h 16m including layover	Find flight from$170
10:43 — 16:20	10:43 — 13:20 HA6761 Hawaiian Airlines Seattle — Las Vegas 1h 42m stop 15:02 — 16:20 HA7000 Hawaiian Airlines Las Vegas — San Diego	5h 37m including layover	Find flight from$218
12:41 — 19:59	12:41 — 15:19 AS658 Alaska Airlines Seattle — Las Vegas 3h 16m stop 18:35 — 19:59 AS3428 Alaska Airlines Las Vegas — San Diego	7h 18m including layover	Find flight from$164
15:12 — 19:59	15:12 — 17:41 AS551 Alaska Airlines Seattle — Las Vegas 54m stop 18:35 — 19:59 AS3428 Alaska Airlines Las Vegas — San Diego	4h 47m including layover	Find flight from$201
21:59 — 08:40 +1 day	21:59 — 23:59 AS681 Alaska Airlines Seattle — Sacramento 7h 1m stop 07:00 — 08:40 AS633 Alaska Airlines Sacramento — San Diego	10h 41m including layover	Find flight from$186
05:20 — 12:00	05:20 — 06:18 AS3392 Alaska Airlines Seattle — Portland 54m stop 07:12 — 09:27 AS627 Alaska Airlines Portland — Las Vegas 1h 16m stop 10:43 — 12:00 AS2011 Alaska Airlines Las Vegas — San Diego	6h 40m including layover	Find flight from$212
18:30 — 18:09 +1 day	18:30 — 23:53 SY286 Sun Country Airlines Seattle — Minneapolis 6h 43m stop 06:36 — 08:10 SY101 Sun Country Airlines Minneapolis — Las Vegas 8h 31m stop 16:41 — 18:09 NK1760 Spirit Airlines Las Vegas — San Diego	23h 39m including layover	Find flight from$376
18:30 — 18:09 +1 day	18:30 — 23:53 SY286 Sun Country Airlines Seattle — Minneapolis 13h 49m stop 13:42 — 15:10 SY105 Sun Country Airlines Minneapolis — Las Vegas 1h 31m stop 16:41 — 18:09 NK1760 Spirit Airlines Las Vegas — San Diego	23h 39m including layover	Find flight from$386
23:10 — 11:45 +1 day	23:10 — 00:10 AS2065 Alaska Airlines Seattle — Vancouver 5h 20m stop 05:30 — 08:05 WS102 WestJet Vancouver — Calgary 1h 15m stop 09:20 — 11:45 WS1482 WestJet Calgary — San Diego	12h 35m including layover	Find flight from$208
23:10 — 16:30 +1 day	23:10 — 00:10 AS2065 Alaska Airlines Seattle — Vancouver 9h stop 09:10 — 13:18 WS1740 WestJet Vancouver — Phoenix 3h stop 16:18 — 16:30 HA7459 Hawaiian Airlines Phoenix — San Diego	17h 20m including layover	Find flight from$261

Departure	Arrival	Flight Details	Flight Time	Price
		stop stop	including layover	Find flight from$

*Departure and arrival times - local. Updated on August 28, 2025

Flight Information

Below we will explain in detail what the flights cost on the destination from Seattle to San Diego depends on and how to choose the most interesting flight option for you.

Distance between Seattle and San Diego is 1692 miles. Time difference between the cities is 0h. Airplanes depart 05:20 to 23:20 from 3 Seattle airports and arrive 05:20 to 23:20 to 11 San Diego airports. Average flight time is 2h 50m.

The fastest flight 2h 46m
Average flight time 2h 50m
The earliest flight 05:20
The latest flight 23:20
Distance 1052 ml

The cheapest months to travel to San Diego are october (from 89 $), august (from 101 $), november (from 114 $).

The most expensive months are june (from 169 $), july (from 164 $), november (from 114 $).

What is the lowest airfare Seattle to San Diego?

The cheapest plane ticket found by our users is $89. This airfare is for economy class on one-way HA6880 flight by Hawaiian Airlines for October 7, 2025 which leaves Seattle-Tacoma Intl in Seattle at 13:44 am and arrives at San Diego San Diego at 16:33.

Economy class

$89

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Business class

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First class

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Popular Airlines on the Route

The flight Seattle — San Diego is served by 3 regular airlines and 1 low-cost airline. Most of the flights on this route are operated by Alaska Airlines - 31 departures per week at the price of from $ 125 . And the most expensive tickets are offered by Hawaiian Airlines airline - from $ 671.

Direct flights

There are 14 nonstop flights on the route. The fastest direct flight is HA6877 by Hawaiian Airlines takes 2h 46m and the cheapest is HA6880 by Hawaiian Airlines for $89.

AS - Alaska Airlines

from $135

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HA - Hawaiian Airlines

from $89

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Connecting Flights

There are 39 flights with layovers on the route. The fastest connecting flight is HA6838 by Hawaiian Airlines takes 4h 14m and the cheapest is HA6880 by Hawaiian Airlines for $114.

AS - Alaska Airlines

from $125

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SY - Sun Country Airlines

from $344

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HA - Hawaiian Airlines

from $114

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See more connecting flights

Airports

You can fly from Seattle to San Diego from 3 airports (Boeing Field International Airport, Seattle-Tacoma Intl, Kenmore Air Harbor SPB).

Seattle airports

Boeing Field International Airport-BFI

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Seattle-Tacoma Intl-SEA

from $89
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Kenmore Air Harbor SPB-LKE

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San Diego airports

San Diego-SAN

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San Diego Regional-USA

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Gillespie Field-SEE

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Golden Triangle Reg.-GTR

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El Cajon-CJN

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Lowndes County-UBS

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Miramar NAS-NKX

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Montgomery Field-MYF

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North Island NAS-NZY

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Brown Field Municipal-SDM

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AFB-CBM

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Airplanes

There are flights to San Diego from Seattle by 3 airlines that use 0 aircraft brands. They range from huge modern airplanes to small-sized.

Top Domestic Destinations from Seattle

You may also consider searching for discounted plane tickets to some other popular places from Seattle within United States.

Seattle — Washington D.C.

from $78

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Seattle — Las Vegas

from $62

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Seattle — New York

from $180

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Seattle — Chicago

from $73

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Seattle — Phoenix

from $67

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Seattle — San Diego

from $74

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Seattle — Los Angeles

from $53

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Seattle — Denver

from $243

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Seattle — Dallas

from $72

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Seattle — Boston

from $63

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Top International Destinations from Seattle

Our state-of-the art metasearch will definitely provide you with the best airfare on international flights. We’re proud to partner with many reliable travel suppliers located outside the US what gives us an opportunity to offer the most competitive prices on far destinations.

Seattle — Tokyo

from $77

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Seattle — London

from $70

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Seattle — Vancouver

from $57

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Seattle — Cancun

from $63

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Seattle — Paris

from $66

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Seattle — Toronto

from $64

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Seattle — Calgary

from $76

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Seattle — Mumbai

from $80

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Seattle — Montreal

from $68

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Seattle — Amsterdam

from $64

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How to book a plane ticket yourself?

Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
Click «Buy» when you are ready — our system will redirect you to the site that sells the selected flight ticket.
Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.
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