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 13 direct and 321 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 38m and the fastest connecting – 3h 44m.

Price	Departure	Arrival	Flight Duration	Airline	Flight
from $97 Find flight	16:30 Seattle Seattle-Tacoma Intl	19:12 San Diego San Diego	2h 42m	Alaska Airlines	AS1142
from $113 Find flight	05:45 Seattle Seattle-Tacoma Intl	08:30 San Diego San Diego	2h 45m	Alaska Airlines	AS1180
from $190 Find flight	16:00 Seattle Seattle-Tacoma Intl	18:38 San Diego San Diego	2h 38m	Alaska Airlines	AS2108
from $291 Find flight	15:40 Seattle Seattle-Tacoma Intl	18:28 San Diego San Diego	2h 48m	Alaska Airlines	AS2126
from $63 Find flight	20:56 Seattle Seattle-Tacoma Intl	11:15+1 день San Diego San Diego	14h 19m layover 9h 3m - Denver	Frontier Airlines	F91176 F94927
from $65 Find flight	13:40 Seattle Seattle-Tacoma Intl	19:10 San Diego San Diego	5h 30m layover 1h 32m - Las Vegas	Frontier Airlines	F94830 F91465
from $65 Find flight	15:09 Seattle Seattle-Tacoma Intl	23:49 San Diego San Diego	8h 40m layover 3h 22m - Denver	Frontier Airlines	F93406 F94989
from $65 Find flight	11:44 Seattle Seattle-Tacoma Intl	12:32+1 день San Diego San Diego	24h 48m layover 20h 51m - Las Vegas	Frontier Airlines	F94204 F91889
from $66 Find flight	21:52 Seattle Seattle-Tacoma Intl	07:42+1 день San Diego San Diego	9h 50m layover 5h 41m - Phoenix	Frontier Airlines	F91724 F92083
from $66 Find flight	09:19 Seattle Seattle-Tacoma Intl	23:56 San Diego San Diego	14h 37m layover 9h 26m - Denver	Frontier Airlines	F93406 F92711
from $66 Find flight	15:15 Seattle Seattle-Tacoma Intl	11:31+1 день San Diego San Diego	20h 16m layover 14h 50m - Denver	Frontier Airlines	F93406 F92817
from $66 Find flight	11:44 Seattle Seattle-Tacoma Intl	08:59+1 день San Diego San Diego	21h 15m layover 17h 26m - Las Vegas	Frontier Airlines	F94204 F91469
from $69 Find flight	19:45 Seattle Seattle-Tacoma Intl	08:06+1 день San Diego San Diego	12h 21m layover 8h 38m - Las Vegas	Spirit Airlines	NK414 NK3795
from $73 Find flight	21:21 Seattle Seattle-Tacoma Intl	08:13+1 день San Diego San Diego	10h 52m layover 7h 10m - Las Vegas	Spirit Airlines	NK1456 NK375
from $99 Find flight	21:21 Seattle Seattle-Tacoma Intl	10:05+1 день San Diego San Diego	12h 44m layover 6h 25m - Las Vegas 0h 57m - San Jose	Spirit Airlines	NK1456 NK193 NK428
from $125 Find flight	19:45 Seattle Seattle-Tacoma Intl	11:30+1 день San Diego San Diego	15h 45m layover 7h 47m - Las Vegas 2h 34m - San Jose	Spirit Airlines	NK414 NK2900 NK1498

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*Departure and arrival times - local. Prices indicated for one-way flights. Information updated on April 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
05:45 — 08:30	05:45 — 08:30 AS1180 Alaska Airlines Seattle — San Diego	2h 45m	Find flight from$113
07:05 — 09:51	07:05 — 09:51 AS1258 Alaska Airlines Seattle — San Diego	2h 46m	Find flight from$113
09:57 — 12:46	09:57 — 12:46 AS1108 Alaska Airlines Seattle — San Diego	2h 49m	Find flight from$129
13:49 — 16:33	13:49 — 16:33 AS1454 Alaska Airlines Seattle — San Diego	2h 44m	Find flight from$100
15:40 — 18:28	15:40 — 18:28 AS2126 Alaska Airlines Seattle — San Diego	2h 48m	Find flight from$291
15:55 — 18:37	15:55 — 18:37 AS1141 Alaska Airlines Seattle — San Diego	2h 42m	Find flight from$305
16:00 — 18:38	16:00 — 18:38 AS2108 Alaska Airlines Seattle — San Diego	2h 38m	Find flight from$190
16:30 — 19:12	16:30 — 19:12 AS1142 Alaska Airlines Seattle — San Diego	2h 42m	Find flight from$97
16:59 — 19:41	16:59 — 19:41 AS1098 Alaska Airlines Seattle — San Diego	2h 42m	Find flight from$217
18:55 — 21:37	18:55 — 21:37 AS1131 Alaska Airlines Seattle — San Diego	2h 42m	Find flight from$206
19:59 — 22:41	19:59 — 22:41 AS1156 Alaska Airlines Seattle — San Diego	2h 42m	Find flight from$206
21:15 — 23:57	21:15 — 23:57 AS1264 Alaska Airlines Seattle — San Diego	2h 42m	Find flight from$206
21:16 — 23:59	21:16 — 23:59 AS1164 Alaska Airlines Seattle — San Diego	2h 43m	Find flight from$100
05:30 — 12:43	05:30 — 07:55 NK176 Spirit Airlines Seattle — Las Vegas 3h 32m stop 11:27 — 12:43 NK1641 Spirit Airlines Las Vegas — San Diego	7h 13m including layover	Find flight from$135
06:30 — 11:59	06:30 — 08:41 AS349 Alaska Airlines Seattle — San Jose 1h 52m stop 10:33 — 11:59 AS3359 Alaska Airlines San Jose — San Diego	5h 29m including layover	Find flight from$128
06:42 — 13:07	06:35 — 07:31 AS2111 Alaska Airlines Seattle — Portland 3h 9m stop 10:40 — 13:05 AS1296 Alaska Airlines Portland — San Diego	6h 25m including layover	Find flight from$128
07:00 — 11:59	07:00 — 09:14 AS1226 Alaska Airlines Seattle — San Jose 1h 19m stop 10:33 — 11:59 AS3359 Alaska Airlines San Jose — San Diego	4h 59m including layover	Find flight from$113
09:19 — 23:56	09:15 — 13:00 F93406 Frontier Airlines Seattle — Denver 9h 26m stop 22:30 — 23:56 F92711 Frontier Airlines Denver — San Diego	14h 37m including layover	Find flight from$66
10:00 — 17:03	10:00 — 10:54 AS2213 Alaska Airlines Seattle — Portland 3h 43m stop 14:37 — 17:03 AS1204 Alaska Airlines Portland — San Diego	7h 3m including layover	Find flight from$142
11:44 — 12:32 +1 day	11:44 — 14:19 F94204 Frontier Airlines Seattle — Las Vegas 20h 51m stop 11:10 — 12:32 F91889 Frontier Airlines Las Vegas — San Diego	24h 48m including layover	Find flight from$65
11:44 — 08:59 +1 day	11:44 — 14:19 F94204 Frontier Airlines Seattle — Las Vegas 17h 26m stop 07:45 — 08:59 F91469 Frontier Airlines Las Vegas — San Diego	21h 15m including layover	Find flight from$66
12:50 — 18:15	12:50 — 15:24 NK414 Spirit Airlines Seattle — Las Vegas 1h 33m stop 16:57 — 18:15 NK2907 Spirit Airlines Las Vegas — San Diego	5h 25m including layover	Find flight from$78
13:40 — 19:10	13:40 — 16:20 F94830 Frontier Airlines Seattle — Las Vegas 1h 32m stop 17:52 — 19:10 F91465 Frontier Airlines Las Vegas — San Diego	5h 30m including layover	Find flight from$65
14:16 — 22:12	19:45 — 22:13 NK414 Spirit Airlines Seattle — Las Vegas 4h 10m stop 05:30 — 06:40 NK1496 Spirit Airlines Las Vegas — San Diego	7h 56m including layover	Find flight from$78
15:09 — 23:49	15:09 — 18:53 F93406 Frontier Airlines Seattle — Denver 3h 22m stop 22:15 — 23:49 F94989 Frontier Airlines Denver — San Diego	8h 40m including layover	Find flight from$65
15:15 — 11:31 +1 day	08:18 — 12:01 F93406 Frontier Airlines Seattle — Denver 14h 50m stop 05:35 — 07:05 F92817 Frontier Airlines Denver — San Diego	20h 16m including layover	Find flight from$66
16:06 — 20:19	16:06 — 17:05 AS2046 Alaska Airlines Seattle — Redmond 54m stop 17:59 — 20:19 AS3378 Alaska Airlines Redmond — San Diego	4h 13m including layover	Find flight from$128
17:21 — 07:46 +1 day	17:21 — 23:31 F94066 Frontier Airlines Seattle — Dallas 7h 14m stop 06:45 — 07:46 F91425 Frontier Airlines Dallas — San Diego	14h 25m including layover	Find flight from$103
17:28 — 06:40 +1 day	17:28 — 19:55 NK204 Spirit Airlines Seattle — Las Vegas 9h 35m stop 05:30 — 06:40 NK1496 Spirit Airlines Las Vegas — San Diego	13h 12m including layover	Find flight from$69
18:59 — 23:32	18:59 — 21:14 AS1309 Alaska Airlines Seattle — San Francisco 41m stop 21:55 — 23:32 AS3448 Alaska Airlines San Francisco — San Diego	4h 33m including layover	Find flight from$139
19:45 — 08:06 +1 day	19:45 — 22:13 NK414 Spirit Airlines Seattle — Las Vegas 8h 38m stop 06:51 — 08:06 NK3795 Spirit Airlines Las Vegas — San Diego	12h 21m including layover	Find flight from$69
19:55 — 23:59	19:55 — 20:50 AS958 Alaska Airlines Seattle — Portland 39m stop 21:29 — 23:59 AS1162 Alaska Airlines Portland — San Diego	4h 4m including layover	Find flight from$115
20:56 — 11:15 +1 day	20:56 — 00:42 F91176 Frontier Airlines Seattle — Denver 9h 3m stop 09:45 — 11:15 F94927 Frontier Airlines Denver — San Diego	14h 19m including layover	Find flight from$63
20:56 — 23:56 +1 day	20:56 — 00:42 F91176 Frontier Airlines Seattle — Denver 21h 48m stop 22:30 — 23:56 F92711 Frontier Airlines Denver — San Diego	27h including layover	Find flight from$63
21:21 — 08:13 +1 day	21:21 — 23:50 NK1456 Spirit Airlines Seattle — Las Vegas 7h 10m stop 07:00 — 08:13 NK375 Spirit Airlines Las Vegas — San Diego	10h 52m including layover	Find flight from$73
21:52 — 07:42 +1 day	21:52 — 01:44 F91724 Frontier Airlines Seattle — Phoenix 5h 41m stop 07:25 — 07:42 F92083 Frontier Airlines Phoenix — San Diego	9h 50m including layover	Find flight from$66
22:08 — 06:24 +1 day	20:28 — 00:14 F91176 Frontier Airlines Seattle — Denver 3h 10m stop 05:35 — 07:05 F92817 Frontier Airlines Denver — San Diego	8h 16m including layover	Find flight from$65
22:08 — 20:04 +1 day	20:28 — 00:14 F91176 Frontier Airlines Seattle — Denver 16h 46m stop 19:56 — 21:25 F94989 Frontier Airlines Denver — San Diego	21h 56m including layover	Find flight from$104

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

*Departure and arrival times - local. Updated on April 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 05:00 to 23:59 from 3 Seattle airports and arrive 05:00 to 23:59 to 11 San Diego airports. Average flight time is 2h 42m.

The fastest flight 2h 38m
Average flight time 2h 42m
The earliest flight 05:00
The latest flight 23:59
Distance 1052 ml

The cheapest months to travel to San Diego are november (from 63 $), december (from 65 $), january (from 83 $).

The most expensive months are february (from 97 $), january (from 83 $), december (from 65 $).

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 F91176 flight by Frontier Airlines for November 11, 2024 which leaves Seattle-Tacoma Intl in Seattle at 20:56 am and arrives at San Diego San Diego at 11:15.

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 4 low-cost airlines. Most of the flights on this route are operated by Alaska Airlines - 201 departures per week at the price of from $ 97 . And the most expensive tickets are offered by WestJet airline - from $ 1405.

Direct flights

There are 13 nonstop flights on the route. The fastest direct flight is AS2108 by Alaska Airlines takes 2h 38m and the cheapest is F91176 by Frontier Airlines for $97.

AS - Alaska Airlines

from $97

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Connecting Flights

There are 321 flights with layovers on the route. The fastest connecting flight is AS445 by Alaska Airlines takes 3h 44m and the cheapest is F91176 by Frontier Airlines for $63.

AS - Alaska Airlines

from $103

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F9 - Frontier Airlines

from $63

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SY - Sun Country Airlines

from $299

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UA - United Airlines

from $166

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WS - WestJet

from $373

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NK - Spirit Airlines

from $69

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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.
To find a plane ticket, please select dates.