United Airlines Seattle to San Diego Flights

Return flight: San Diego – Seattle

Cheapflightsplus.com will find cheap United Airlines flights from Seattle to San Diego. Compare airline ticket prices and book air tickets starting from $73 from trusted online travel agencies, web sites and directly from airlines. Check flights schedule of United Airlines, arrivals and departure details below.

Find Cheap Airfare Seattle (WA) — San Diego (CA) by United Airlines

To find cheap tickets choose a day of your departure with attractive price on the graph below and click «Find flights». For round trip flights please click «Check prices for return flight». The cheapest airfare is in may: one-way - $73, two-way – $125.
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Below is a detailed 2024 flight schedule for today, tomorrow and all other days. It may vary depending on season and a day of the week of your desired trip. We recommend booking your itinerary at least 2 weeks prior your travel to get the best price and availability by the airline.
Departure Arrival Flight Details Flight Time Price
0:56 am — 10:05 am
0:56 am — 6:49 am UA1195 United Airlines
Seattle — Chicago
59m stop
7:48 am — 10:05 am UA2192 United Airlines
Chicago — San Diego
9h 9m
including layover
Find flight
from$227
0:57 am — 12:22 pm
0:57 am — 6:49 am UA1195 United Airlines
Seattle — Chicago
3h 16m stop
10:05 am — 12:22 pm UA1590 United Airlines
Chicago — San Diego
11h 25m
including layover
Find flight
from$281
10:51 am — 5:11 pm
10:51 am — 2:27 pm UA331 United Airlines
Seattle — Denver
1h 31m stop
3:58 pm — 5:11 pm UA710 United Airlines
Denver — San Diego
6h 20m
including layover
Find flight
from$175
10:55 am — 10:40 pm
10:55 am — 4:59 pm UA1598 United Airlines
Seattle — Chicago
3h 26m stop
8:25 pm — 10:40 pm UA308 United Airlines
Chicago — San Diego
11h 45m
including layover
Find flight
from$102
11:35 am — 10:05 am
+1 day
11:35 am — 1:59 pm UA5270 United Airlines
Seattle — San Francisco
18h 31m stop
8:30 am — 10:05 am UA371 United Airlines
San Francisco — San Diego
22h 30m
including layover
Find flight
from$125
11:46 am — 5:26 pm
11:46 am — 2:03 pm UA720 United Airlines
Seattle — San Francisco
1h 49m stop
3:52 pm — 5:26 pm UA2287 United Airlines
San Francisco — San Diego
5h 40m
including layover
Find flight
from$73
12:00 pm — 4:14 pm
12:00 pm — 2:46 pm UA5384 United Airlines
Seattle — Los Angeles
34m stop
3:20 pm — 4:14 pm UA5944 United Airlines
Los Angeles — San Diego
4h 14m
including layover
Find flight
from$73
12:35 pm — 9:41 pm
12:35 pm — 6:50 pm UA335 United Airlines
Seattle — Houston
1h 35m stop
8:25 pm — 9:41 pm UA421 United Airlines
Houston — San Diego
9h 6m
including layover
Find flight
from$121
1:54 pm — 9:01 pm
1:54 pm — 4:03 pm UA816 United Airlines
Seattle — San Francisco
3h 27m stop
7:30 pm — 9:01 pm UA361 United Airlines
San Francisco — San Diego
7h 7m
including layover
Find flight
from$123
1:54 pm — 7:40 pm
1:54 pm — 4:03 pm UA816 United Airlines
Seattle — San Francisco
2h 7m stop
6:10 pm — 7:40 pm UA1798 United Airlines
San Francisco — San Diego
5h 46m
including layover
Find flight
from$145
2:00 pm — 6:30 pm
2:00 pm — 4:44 pm UA5782 United Airlines
Seattle — Los Angeles
56m stop
5:40 pm — 6:30 pm UA5247 United Airlines
Los Angeles — San Diego
4h 30m
including layover
Find flight
from$121
2:20 pm — 10:59 pm
2:20 pm — 8:31 pm UA1696 United Airlines
Seattle — Houston
1h 19m stop
9:50 pm — 10:59 pm UA991 United Airlines
Houston — San Diego
8h 39m
including layover
Find flight
from$330
3:03 pm — 10:05 am
+1 day
3:03 pm — 5:22 pm UA324 United Airlines
Seattle — San Francisco
15h 8m stop
8:30 am — 10:05 am UA371 United Airlines
San Francisco — San Diego
19h 2m
including layover
Find flight
from$125
3:03 pm — 8:06 pm
3:03 pm — 5:22 pm UA324 United Airlines
Seattle — San Francisco
1h 8m stop
6:30 pm — 8:06 pm UA5340 United Airlines
San Francisco — San Diego
5h 3m
including layover
Find flight
from$152
4:01 pm — 9:01 pm
4:01 pm — 6:10 pm UA1560 United Airlines
Seattle — San Francisco
1h 20m stop
7:30 pm — 9:01 pm UA361 United Airlines
San Francisco — San Diego
5h
including layover
Find flight
from$73
4:01 pm — 10:50 pm
4:01 pm — 6:10 pm UA1560 United Airlines
Seattle — San Francisco
3h 10m stop
9:20 pm — 10:50 pm UA1675 United Airlines
San Francisco — San Diego
6h 49m
including layover
Find flight
from$73
5:04 pm — 11:28 pm
5:04 pm — 7:06 pm UA587 United Airlines
Seattle — San Francisco
2h 52m stop
9:58 pm — 11:28 pm UA2423 United Airlines
San Francisco — San Diego
6h 24m
including layover
Find flight
from$73
5:30 am — 10:55 am
5:30 am — 7:37 am UA368 United Airlines
Seattle — San Francisco
1h 48m stop
9:25 am — 10:55 am UA1240 United Airlines
San Francisco — San Diego
5h 25m
including layover
Find flight
from$73
6:00 pm — 11:28 pm
6:00 pm — 8:02 pm UA214 United Airlines
Seattle — San Francisco
1h 56m stop
9:58 pm — 11:28 pm UA2423 United Airlines
San Francisco — San Diego
5h 28m
including layover
Find flight
from$73
6:00 pm — 10:05 am
+1 day
6:00 pm — 8:23 pm UA5292 United Airlines
Seattle — San Francisco
12h 7m stop
8:30 am — 10:05 am UA371 United Airlines
San Francisco — San Diego
16h 5m
including layover
Find flight
from$125
7:13 am — 2:23 pm
7:13 am — 9:32 am UA659 United Airlines
Seattle — San Francisco
3h 21m stop
12:53 pm — 2:23 pm UA497 United Airlines
San Francisco — San Diego
7h 10m
including layover
Find flight
from$73
7:13 am — 11:40 am
7:13 am — 9:32 am UA659 United Airlines
Seattle — San Francisco
38m stop
10:10 am — 11:40 am UA1240 United Airlines
San Francisco — San Diego
4h 27m
including layover
Find flight
from$73
8:10 am — 2:01 pm
8:10 am — 11:43 am UA263 United Airlines
Seattle — Denver
1h 1m stop
12:44 pm — 2:01 pm UA1795 United Airlines
Denver — San Diego
5h 51m
including layover
Find flight
from$233
8:32 am — 7:57 pm
8:32 am — 4:44 pm UA640 United Airlines
Seattle — Washington D.C.
46m stop
5:30 pm — 7:57 pm UA2303 United Airlines
Washington D.C. — San Diego
11h 25m
including layover
Find flight
from$158
9:15 am — 6:11 pm
9:15 am — 12:52 pm UA2488 United Airlines
Seattle — Denver
3h 56m stop
4:48 pm — 6:11 pm F9553 Frontier Airlines
Denver — San Diego
8h 56m
including layover
Find flight
from$108
9:26 am — 2:23 pm
9:26 am — 11:45 am UA698 United Airlines
Seattle — San Francisco
1h 8m stop
12:53 pm — 2:23 pm UA497 United Airlines
San Francisco — San Diego
4h 57m
including layover
Find flight
from$73
*Departure and arrival times are local. Last updated on 04/26/2024

Flight Information

There are 160 flights by United Airlines from Seattle to San Diego every week with departures from Seattle-Tacoma Intl, Boeing Field International Airport, Kenmore Air Harbor SPB. All flights arrive at San Diego, AFB, Golden Triangle Reg., Lowndes County, San Diego Regional, El Cajon, Montgomery Field, Miramar NAS, North Island NAS, Brown Field Municipal, Gillespie Field.

Departures start from 0:56 am to 9:45 am. Nonstop flight is 4h 14m. The time difference between Seattle and San Diego is 0h.

  • The fastest flight 4h 14m
  • Average flight time 10h 6m
  • The earliest flight 0:56 am
  • The latest flight 9:45 am
  • Distance 1052 ml

The cheapest flight by United Airlines that our users were able to find is $73. This airfare is economy class on one-way UA368 flight for October 3, 2018 leaving Seattle-Tacoma Intl in Seattle at 5:30 am, it includes all taxes and additional fees.

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Other Popular Airlines on the Route

Besides United Airlines there are other 7 airline carriers between Seattle and San Diego. Please review schedules and prices from the most popular airlines to find the best airfare deals from Seattle to San Diego.

Nonstop flights

There are 19 direct flights every day from Seattle. Airlines and fares are below:

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Connecting Flights

List of flights with layovers (1 and more stops):

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How to book an air 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 airfare.
  • 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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