Cheap Flights from Seattle, WA to San Diego, CA from $60

Return flight: San Diego – Seattle

On Cheapflightsplus.com you will find 1 direct and 25 connecting flights from Seattle to San Diego. You can compare airfare deals from 5 airlines and multiple travel sites from $60, 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: $60 (one-way), $103 (round-trip).
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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 Arrival Flight Details Flight Duration Price
09:57 — 12:46
09:57 — 12:46 AS1108 Alaska Airlines
Seattle — San Diego
2h 49m
Find flight
from$119
07:06 — 11:38
07:06 — 09:37 AS211 Alaska Airlines
Seattle — Las Vegas
47m stop
10:24 — 11:38 AS3342 Alaska Airlines
Las Vegas — San Diego
4h 32m
including layover
Find flight
from$250
07:07 — 12:02
07:07 — 09:15 AS2012 Alaska Airlines
Seattle — Sacramento
1h 12m stop
10:27 — 12:02 AS3368 Alaska Airlines
Sacramento — San Diego
4h 55m
including layover
Find flight
from$130
08:05 — 17:03
08:05 — 08:58 AS3362 Alaska Airlines
Seattle — Portland
5h 39m stop
14:37 — 17:03 AS1204 Alaska Airlines
Portland — San Diego
8h 58m
including layover
Find flight
from$201
08:55 — 13:00
07:35 — 08:31 AS2114 Alaska Airlines
Seattle — Portland
42m stop
10:40 — 13:05 AS1296 Alaska Airlines
Portland — San Diego
4h 5m
including layover
Find flight
from$263
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$130
11:20 — 20:12
11:20 — 13:12 AS1216 Alaska Airlines
Seattle — Sacramento
5h 27m stop
18:39 — 20:12 AS3410 Alaska Airlines
Sacramento — San Diego
8h 52m
including layover
Find flight
from$213
11:36 — 17:03
11:36 — 12:33 AS1039 Alaska Airlines
Seattle — Portland
2h 4m stop
14:37 — 17:03 AS1204 Alaska Airlines
Portland — San Diego
5h 27m
including layover
Find flight
from$130
12:00 — 16:24
12:00 — 14:11 AS975 Alaska Airlines
Seattle — San Jose
48m stop
14:59 — 16:24 AS3496 Alaska Airlines
San Jose — San Diego
4h 24m
including layover
Find flight
from$250
12:37 — 18:12
12:37 — 14:55 UA1482 United Airlines
Seattle — San Francisco
1h 38m stop
16:33 — 18:12 UA1057 United Airlines
San Francisco — San Diego
5h 35m
including layover
Find flight
from$254
15:16 — 22:40
15:16 — 19:01 UA757 United Airlines
Seattle — Denver
2h 4m stop
21:05 — 22:40 UA486 United Airlines
Denver — San Diego
7h 24m
including layover
Find flight
from$222
15:58 — 20:19
15:58 — 18:00 AS3329 Alaska Airlines
Seattle — Santa Rosa
44m stop
18:44 — 20:19 AS3489 Alaska Airlines
Santa Rosa — San Diego
4h 21m
including layover
Find flight
from$230
16:58 — 00:14
+1 day
16:58 — 19:10 UA2482 United Airlines
Seattle — San Francisco
3h 25m stop
22:35 — 00:14 UA548 United Airlines
San Francisco — San Diego
7h 16m
including layover
Find flight
from$222
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$95
17:59 — 23:16
17:59 — 20:09 AS1318 Alaska Airlines
Seattle — San Francisco
1h 31m stop
21:40 — 23:16 AS3457 Alaska Airlines
San Francisco — San Diego
5h 17m
including layover
Find flight
from$250
19:32 — 00:14
+1 day
19:32 — 21:50 UA737 United Airlines
Seattle — San Francisco
45m stop
22:35 — 00:14 UA548 United Airlines
San Francisco — San Diego
4h 42m
including layover
Find flight
from$222
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$106
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$60
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$96
06:00 — 14:11
06:00 — 08:46 NK801 Spirit Airlines
Seattle — Los Angeles
1h 54m stop
10:40 — 12:00 NK1724 Spirit Airlines
Los Angeles — Las Vegas
56m stop
12:56 — 14:11 NK3791 Spirit Airlines
Las Vegas — San Diego
8h 11m
including layover
Find flight
from$200
*Departure and arrival times - local. Updated on March 1, 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 06:00 to 22:08 from 3 Seattle airports and arrive 06:00 to 22:08 to 11 San Diego airports. Average flight time is 2h 49m.

  • The fastest flight 2h 49m
  • Average flight time 2h 49m
  • The earliest flight 06:00
  • The latest flight 22:08
  • Distance 1052 ml

The cheapest months to travel to San Diego are november (from 60 $), february (from 90 $), december (from 139 $).

What is the lowest airfare Seattle to San Diego?

The cheapest plane ticket found by our users is $60. This airfare is for economy class on one-way F91176 flight by Frontier Airlines for February 21, 2025 which leaves Seattle-Tacoma Intl in Seattle at 22:08 am and arrives at San Diego San Diego at 06:24.

Economy class
$60
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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 5 regular airlines and 3 low-cost airlines. Most of the flights on this route are operated by Alaska Airlines - 13 departures per week at the price of from $ 106 . And the most expensive tickets are offered by WestJet airline - from $ 396.

Direct flights

There are 1 nonstop flights on the route. The fastest direct flight is AS1108 by Alaska Airlines takes 2h 49m and the cheapest is F91176 by Frontier Airlines for $119.

  • AS - Alaska Airlines
    from $119
    Find
See more direct flights

Connecting Flights

There are 25 flights with layovers on the route. The fastest connecting flight is AS958 by Alaska Airlines takes 4h 4m and the cheapest is F91176 by Frontier Airlines for $60.

  • AS - Alaska Airlines
    from $106
    Find
  • F9 - Frontier Airlines
    from $60
    Find
  • UA - United Airlines
    from $222
    Find
  • WS - WestJet
    from $343
    Find
  • NK - Spirit Airlines
    from $200
    Find
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
    Find
  • Seattle-Tacoma Intl-SEA
    from $60
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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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How to book a plane ticket yourself?

How to book an air 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.

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