Cheap Flights from Seattle, WA to San Diego, CA from $63

One way Round trip

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On Cheapflightsplus.com you will find 5 direct and 240 connecting flights from Seattle to San Diego. You can compare airfare deals from 6 airlines and multiple travel sites from $63, 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: $63 (one-way), $108 (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 $63. The fastest direct flight takes 2h 48m and the fastest connecting – 4h 3m.

Price	Departure	Arrival	Flight Duration	Airline	Flight
from $69 Find flight	19:15 Seattle Seattle-Tacoma Intl	22:06 San Diego San Diego	2h 51m	Hawaiian Airlines	HA6880
from $71 Find flight	19:15 Seattle Seattle-Tacoma Intl	22:06 San Diego San Diego	2h 51m	Alaska Airlines	AS939
from $81 Find flight	06:00 Seattle Seattle-Tacoma Intl	08:53 San Diego San Diego	2h 53m	Alaska Airlines	AS1109
from $99 Find flight	08:25 Seattle Seattle-Tacoma Intl	11:13 San Diego San Diego	2h 48m	Alaska Airlines	AS1108
from $63 Find flight	15:58 Seattle Seattle-Tacoma Intl	23:29 San Diego San Diego	7h 31m layover 3h 49m - Las Vegas	Spirit Airlines	NK2328 NK2390
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	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 $73 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 $75 Find flight	08:00 Seattle Seattle-Tacoma Intl	12:58 San Diego San Diego	4h 58m layover 1h 30m - Portland	Alaska Airlines	AS2264 AS1296
from $75 Find flight	13:12 Seattle Seattle-Tacoma Intl	18:19 San Diego San Diego	5h 7m layover 1h 35m - Medford	Alaska Airlines	AS2052 AS2485
from $75 Find flight	07:00 Seattle Seattle-Tacoma Intl	12:16 San Diego San Diego	5h 16m layover 1h 14m - San Francisco	Alaska Airlines	AS1082 AS1458
from $104 Find flight	16:58 Seattle Seattle-Tacoma Intl	11:36+1 день San Diego San Diego	18h 38m layover 2h 27m - Las Vegas 10h 27m - Oakland	Spirit Airlines	NK782 NK2855 NK3011
from $137 Find flight	15:58 Seattle Seattle-Tacoma Intl	12:10+1 день San Diego San Diego	20h 12m layover 3h 29m - Las Vegas 11h 5m - Oakland	Spirit Airlines	NK2328 NK2338 NK2504

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*Departure and arrival times - local. Prices indicated for one-way flights. Information updated on June 24, 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 — 08:53	06:00 — 08:53 HA6884 Hawaiian Airlines Seattle — San Diego	2h 53m	Find flight from$77
06:00 — 08:53	06:00 — 08:53 AS1109 Alaska Airlines Seattle — San Diego	2h 53m	Find flight from$81
08:25 — 11:13	08:25 — 11:13 AS1108 Alaska Airlines Seattle — San Diego	2h 48m	Find flight from$99
19:15 — 22:06	19:15 — 22:06 HA6880 Hawaiian Airlines Seattle — San Diego	2h 51m	Find flight from$69
19:15 — 22:06	19:15 — 22:06 AS939 Alaska Airlines Seattle — San Diego	2h 51m	Find flight from$71
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
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$75
08:00 — 13:43	08:00 — 10:24 HA6903 Hawaiian Airlines Seattle — San Francisco 1h 36m stop 12:00 — 13:43 HA7020 Hawaiian Airlines San Francisco — San Diego	5h 43m including layover	Find flight from$89
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$75
09:59 — 14:26	09:59 — 11:19 AS3299 Alaska Airlines Seattle — Redmond 40m stop 11:59 — 14:26 AS3405 Alaska Airlines Redmond — San Diego	4h 27m including layover	Find flight from$81
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$75
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$87
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$75
15:44 — 23:04	15:44 — 18:24 F94830 Frontier Airlines Seattle — Las Vegas 3h 22m stop 21:46 — 23:04 F91325 Frontier Airlines Las Vegas — San Diego	7h 20m including layover	Find flight from$76
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$63
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$80
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$76
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$77
17:30 — 17:55 +1 day	17:30 — 19:58 NK1682 Spirit Airlines Seattle — Las Vegas 20h 40m stop 16:38 — 17:55 NK1150 Spirit Airlines Las Vegas — San Diego	24h 25m including layover	Find flight from$77
18:05 — 23:44	17:59 — 20:10 HA6902 Hawaiian Airlines Seattle — San Francisco 1h 40m stop 21:59 — 23:38 HA6815 Hawaiian Airlines San Francisco — San Diego	5h 39m including layover	Find flight from$89
18:50 — 08:21 +1 day	18:50 — 21:26 AS478 Alaska Airlines Seattle — Las Vegas 9h 34m stop 07:00 — 08:21 AS3320 Alaska Airlines Las Vegas — San Diego	13h 31m including layover	Find flight from$91
21:18 — 08:21 +1 day	21:18 — 23:59 AS636 Alaska Airlines Seattle — Las Vegas 7h 1m stop 07:00 — 08:21 AS3320 Alaska Airlines Las Vegas — San Diego	11h 3m including layover	Find flight from$91
21:18 — 08:21 +1 day	21:18 — 23:59 HA6757 Hawaiian Airlines Seattle — Las Vegas 7h 1m stop 07:00 — 08:21 HA6133 Hawaiian Airlines Las Vegas — San Diego	11h 3m including layover	Find flight from$96

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

*Departure and arrival times - local. Updated on June 24, 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 05:10 to 23:59 from 3 Seattle airports and arrive 05:10 to 23:59 to 11 San Diego airports. Average flight time is 2h 51m.

The fastest flight 2h 48m
Average flight time 2h 51m
The earliest flight 05:10
The latest flight 23:59
Distance 1052 ml

The cheapest months to travel to San Diego are june (from 73 $), july (from 84 $), october (from 92 $).

The most expensive months are november (from 212 $), january (from 170 $), december (from 155 $).

What is the lowest airfare Seattle to San Diego?

The cheapest plane ticket found by our users is $63. This airfare is for economy class on one-way NK2328 flight by Spirit Airlines for July 4, 2025 which leaves Seattle-Tacoma Intl in Seattle at 15:58 am and arrives at San Diego San Diego at 23:29.

Economy class

$63

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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 - 84 departures per week at the price of from $ 71 . And the most expensive tickets are offered by United Airlines airline - from $ 360.

Direct flights

There are 5 nonstop flights on the route. The fastest direct flight is AS1108 by Alaska Airlines takes 2h 48m and the cheapest is NK2328 by Spirit Airlines for $69.

AS - Alaska Airlines

from $71

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HA - Hawaiian Airlines

from $69

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Connecting Flights

There are 240 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 $63.

AS - Alaska Airlines

from $75

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F9 - Frontier Airlines

from $76

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SY - Sun Country Airlines

from $140

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HA - Hawaiian Airlines

from $72

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UA - United Airlines

from $102

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NK - Spirit Airlines

from $63

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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 $63
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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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