Cheap Flights from Seattle, WA to San Diego, CA from $54

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On Cheapflightsplus.com you will find 22 direct and 286 connecting flights from Seattle to San Diego. You can compare airfare deals from 6 airlines and multiple travel sites from $54, 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: $54 (one-way), $93 (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 $54. The fastest direct flight takes 2h 42m and the fastest connecting – 4h 3m.

Price	Departure	Arrival	Flight Duration	Airline	Flight
from $67 Find flight	19:15 Seattle Seattle-Tacoma Intl	22:06 San Diego San Diego	2h 51m	Hawaiian Airlines	HA6880
from $70 Find flight	19:15 Seattle Seattle-Tacoma Intl	22:06 San Diego San Diego	2h 51m	Alaska Airlines	AS939
from $78 Find flight	06:00 Seattle Seattle-Tacoma Intl	08:42 San Diego San Diego	2h 42m	Alaska Airlines	AS309
from $100 Find flight	16:16 Seattle Seattle-Tacoma Intl	19:01 San Diego San Diego	2h 45m	Hawaiian Airlines	HA6885
from $102 Find flight	08:25 Seattle Seattle-Tacoma Intl	11:13 San Diego San Diego	2h 48m	Alaska Airlines	AS1108
from $124 Find flight	11:42 Seattle Seattle-Tacoma Intl	14:30 San Diego San Diego	2h 48m	Hawaiian Airlines	HA6881
from $54 Find flight	15:20 Seattle Seattle-Tacoma Intl	19:53 San Diego San Diego	4h 33m layover 0h 45m - Las Vegas	Spirit Airlines	NK2328 NK2020
from $54 Find flight	06:00 Seattle Seattle-Tacoma Intl	18:03 San Diego San Diego	12h 3m layover 8h 12m - Las Vegas	Spirit Airlines	NK2626 NK2295
from $72 Find flight	07:00 Seattle Seattle-Tacoma Intl	11:03 San Diego San Diego	4h 3m layover 0h 40m - Reno	Hawaiian Airlines	HA6879 HA6399
from $72 Find flight	05:21 Seattle Seattle-Tacoma Intl	09:32 San Diego San Diego	4h 11m layover 0h 40m - Portland	Hawaiian Airlines	HA6543 HA6307
from $72 Find flight	05:25 Seattle Seattle-Tacoma Intl	10:00 San Diego San Diego	4h 35m layover 1h 5m - Portland	Hawaiian Airlines	HA6833 HA6384
from $72 Find flight	05:20 Seattle Seattle-Tacoma Intl	09:59 San Diego San Diego	4h 39m layover 1h 6m - Portland	Hawaiian Airlines	HA6833 HA6307
from $72 Find flight	13:12 Seattle Seattle-Tacoma Intl	18:19 San Diego San Diego	5h 7m layover 1h 35m - Medford	Hawaiian Airlines	HA6781 HA7485
from $72 Find flight	07:00 Seattle Seattle-Tacoma Intl	12:16 San Diego San Diego	5h 16m layover 1h 14m - San Francisco	Hawaiian Airlines	HA6899 HA6676
from $72 Find flight	11:20 Seattle Seattle-Tacoma Intl	17:10 San Diego San Diego	5h 50m layover 2h 11m - Portland	Hawaiian Airlines	HA6827 HA6386
from $74 Find flight	08:00 Seattle Seattle-Tacoma Intl	12:58 San Diego San Diego	4h 58m layover 1h 30m - Portland	Alaska Airlines	AS2264 AS1296

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*Departure and arrival times - local. Prices indicated for one-way flights. Information updated on June 04, 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
06:00 — 08:42	06:00 — 08:42 HA6618 Hawaiian Airlines Seattle — San Diego	2h 42m	Find flight from$76
06:00 — 08:53	06:00 — 08:53 HA6884 Hawaiian Airlines Seattle — San Diego	2h 53m	Find flight from$76
06:00 — 08:42	06:00 — 08:42 AS309 Alaska Airlines Seattle — San Diego	2h 42m	Find flight from$78
06:00 — 08:53	06:00 — 08:53 AS1109 Alaska Airlines Seattle — San Diego	2h 53m	Find flight from$80
07:00 — 09:48	07:00 — 09:48 HA6888 Hawaiian Airlines Seattle — San Diego	2h 48m	Find flight from$76
07:00 — 09:48	07:00 — 09:48 AS1258 Alaska Airlines Seattle — San Diego	2h 48m	Find flight from$78
08:25 — 11:13	08:25 — 11:13 HA6883 Hawaiian Airlines Seattle — San Diego	2h 48m	Find flight from$100
08:25 — 11:13	08:25 — 11:13 AS1108 Alaska Airlines Seattle — San Diego	2h 48m	Find flight from$102
11:42 — 14:30	11:42 — 14:30 AS1096 Alaska Airlines Seattle — San Diego	2h 48m	Find flight from$102
11:42 — 14:30	11:42 — 14:30 HA6881 Hawaiian Airlines Seattle — San Diego	2h 48m	Find flight from$124
16:16 — 19:01	16:16 — 19:01 HA6885 Hawaiian Airlines Seattle — San Diego	2h 45m	Find flight from$100
16:16 — 19:01	16:16 — 19:01 AS1146 Alaska Airlines Seattle — San Diego	2h 45m	Find flight from$103
17:59 — 20:45	17:59 — 20:45 HA6882 Hawaiian Airlines Seattle — San Diego	2h 46m	Find flight from$75
17:59 — 20:45	17:59 — 20:45 AS1098 Alaska Airlines Seattle — San Diego	2h 46m	Find flight from$78
18:59 — 21:45	18:59 — 21:45 HA6608 Hawaiian Airlines Seattle — San Diego	2h 46m	Find flight from$75
18:59 — 21:45	18:59 — 21:45 AS206 Alaska Airlines Seattle — San Diego	2h 46m	Find flight from$78
19:15 — 22:06	19:15 — 22:06 HA6880 Hawaiian Airlines Seattle — San Diego	2h 51m	Find flight from$67
19:15 — 22:06	19:15 — 22:06 AS939 Alaska Airlines Seattle — San Diego	2h 51m	Find flight from$70
19:59 — 22:44	19:59 — 22:44 HA6886 Hawaiian Airlines Seattle — San Diego	2h 45m	Find flight from$76
19:59 — 22:44	19:59 — 22:44 AS1156 Alaska Airlines Seattle — San Diego	2h 45m	Find flight from$78
21:15 — 23:59	21:15 — 23:59 HA6889 Hawaiian Airlines Seattle — San Diego	2h 44m	Find flight from$75
21:15 — 23:59	21:15 — 23:59 AS1264 Alaska Airlines Seattle — San Diego	2h 44m	Find flight from$78
05:20 — 09:59	05:20 — 06:17 HA6833 Hawaiian Airlines Seattle — Portland 1h 6m stop 07:23 — 09:59 HA6307 Hawaiian Airlines Portland — San Diego	4h 39m including layover	Find flight from$72
05:21 — 09:32	05:21 — 06:20 HA6543 Hawaiian Airlines Seattle — Portland 40m stop 07:00 — 09:32 HA6307 Hawaiian Airlines Portland — San Diego	4h 11m including layover	Find flight from$72
06:00 — 18:03	06:00 — 08:31 NK2626 Spirit Airlines Seattle — Las Vegas 8h 12m stop 16:43 — 18:03 NK2295 Spirit Airlines Las Vegas — San Diego	12h 3m including layover	Find flight from$54
06:00 — 19:53	06:00 — 08:31 NK2626 Spirit Airlines Seattle — Las Vegas 10h 5m stop 18:36 — 19:53 NK2020 Spirit Airlines Las Vegas — San Diego	13h 53m including layover	Find flight from$75
07:00 — 11:03	07:00 — 08:48 HA6879 Hawaiian Airlines Seattle — Reno 40m stop 09:28 — 11:03 HA6399 Hawaiian Airlines Reno — San Diego	4h 3m including layover	Find flight from$72
07:00 — 12:16	07:00 — 09:16 HA6899 Hawaiian Airlines Seattle — San Francisco 1h 14m stop 10:30 — 12:16 HA6676 Hawaiian Airlines San Francisco — San Diego	5h 16m including layover	Find flight from$72
08:00 — 12:58	07:56 — 08:58 AS2264 Alaska Airlines Seattle — Portland 1h 30m stop 10:30 — 13:07 AS1296 Alaska Airlines Portland — San Diego	4h 58m including layover	Find flight from$74
09:44 — 23:59	09:22 — 15:12 F94066 Frontier Airlines Seattle — Dallas 7h 17m stop 22:40 — 23:48 F91425 Frontier Airlines Dallas — San Diego	14h 15m including layover	Find flight from$78
09:55 — 17:10	09:55 — 10:57 AS2229 Alaska Airlines Seattle — Portland 3h 38m stop 14:35 — 17:10 AS1204 Alaska Airlines Portland — San Diego	7h 15m including layover	Find flight from$74
11:20 — 17:10	11:20 — 12:20 HA6827 Hawaiian Airlines Seattle — Portland 2h 11m stop 14:49 — 17:22 HA6386 Hawaiian Airlines Portland — San Diego	5h 50m including layover	Find flight from$72
11:20 — 17:10	11:20 — 12:24 AS1017 Alaska Airlines Seattle — Portland 2h 11m stop 14:35 — 17:10 AS1204 Alaska Airlines Portland — San Diego	5h 50m including layover	Find flight from$74
12:00 — 18:37	12:00 — 14:45 AS658 Alaska Airlines Seattle — Las Vegas 2h 29m stop 17:14 — 18:37 AS3336 Alaska Airlines Las Vegas — San Diego	6h 37m including layover	Find flight from$86
13:12 — 18:19	11:28 — 12:52 HA6781 Hawaiian Airlines Seattle — Medford 1h 35m stop 16:15 — 18:25 HA7485 Hawaiian Airlines Medford — San Diego	5h 7m including layover	Find flight from$72
13:12 — 18:19	11:28 — 12:52 AS2052 Alaska Airlines Seattle — Medford 1h 35m stop 16:15 — 18:25 AS2485 Alaska Airlines Medford — San Diego	5h 7m including layover	Find flight from$74
15:20 — 19:53	15:20 — 17:51 NK2328 Spirit Airlines Seattle — Las Vegas 45m stop 18:36 — 19:53 NK2020 Spirit Airlines Las Vegas — San Diego	4h 33m including layover	Find flight from$54
15:58 — 23:29	15:20 — 17:51 NK2328 Spirit Airlines Seattle — Las Vegas 3h 49m stop 22:42 — 23:56 NK2390 Spirit Airlines Las Vegas — San Diego	7h 31m including layover	Find flight from$54
16:58 — 08:14 +1 day	16:58 — 19:36 NK782 Spirit Airlines Seattle — Las Vegas 11h 24m stop 08:00 — 09:14 NK1496 Spirit Airlines Las Vegas — San Diego	15h 16m including layover	Find flight from$79
16:59 — 23:50	19:12 — 23:05 F91176 Frontier Airlines Seattle — Denver 1h 42m stop 22:29 — 23:55 F92711 Frontier Airlines Denver — San Diego	6h 51m including layover	Find flight from$75
17:30 — 09:55 +1 day	17:30 — 19:58 NK1682 Spirit Airlines Seattle — Las Vegas 12h 42m stop 08:40 — 09:55 NK1154 Spirit Airlines Las Vegas — San Diego	16h 25m including layover	Find flight from$76

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

*Departure and arrival times - local. Updated on June 4, 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 05:05 to 23:59 from 3 Seattle airports and arrive 05:05 to 23:59 to 11 San Diego airports. Average flight time is 2h 46m.

The fastest flight 2h 42m
Average flight time 2h 46m
The earliest flight 05:05
The latest flight 23:59
Distance 1052 ml

The cheapest months to travel to San Diego are june (from 72 $), july (from 82 $), october (from 90 $).

The most expensive months are november (from 208 $), january (from 168 $), december (from 153 $).

What is the lowest airfare Seattle to San Diego?

The cheapest plane ticket found by our users is $54. This airfare is for economy class on one-way NK2328 flight by Spirit Airlines for June 5, 2025 which leaves Seattle-Tacoma Intl in Seattle at 15:58 am and arrives at San Diego San Diego at 23:29.

Economy class

$54

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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 6 regular airlines and 3 low-cost airlines. Most of the flights on this route are operated by Alaska Airlines - 108 departures per week at the price of from $ 70 . And the most expensive tickets are offered by United Airlines airline - from $ 354.

Direct flights

There are 22 nonstop flights on the route. The fastest direct flight is HA6618 by Hawaiian Airlines takes 2h 42m and the cheapest is NK2328 by Spirit Airlines for $67.

AS - Alaska Airlines

from $70

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HA - Hawaiian Airlines

from $67

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Connecting Flights

There are 286 flights with layovers on the route. The fastest connecting flight is HA6879 by Hawaiian Airlines takes 4h 3m and the cheapest is NK2328 by Spirit Airlines for $54.

AS - Alaska Airlines

from $74

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F9 - Frontier Airlines

from $75

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SY - Sun Country Airlines

from $138

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HA - Hawaiian Airlines

from $72

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UA - United Airlines

from $100

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NK - Spirit Airlines

from $54

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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 $54
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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 6 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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