Cheap Flights from San Diego, CA to Seattle, WA from $87

Return flight: Seattle – San Diego

On Cheapflightsplus.com you will find 10 direct and 56 connecting flights from San Diego to Seattle. You can compare airfare deals from 4 airlines and multiple travel sites from $87, book and save on cheap plane tickets and last minute offers. Also check out SAN-SEA flight schedule to find best flight time, convenient departure and arrival airports.

Flight Information

Below we will explain in detail what the flights cost on the destination from San Diego to Seattle depends on and how to choose the most interesting flight option for you.

Distance between San Diego and Seattle is 1692 miles. Time difference between the cities is 0h. Airplanes depart 07:00 to 22:30 from 11 San Diego airport and arrive 07:00 to 22:30 to 3 Seattle airports. Average flight time is 3h 8m.

  • The fastest flight 3h 4m
  • Average flight time 3h 8m
  • The earliest flight 07:00
  • The latest flight 22:30
  • Distance 1052 ml

The cheapest months to travel to Seattle are october (from 87 $), august (from 98 $), july (from 129 $).

The most expensive months are november (from 133 $), july (from 129 $), august (from 98 $).

What is the lowest airfare San Diego to Seattle?

The cheapest plane ticket found by our users is $87. This airfare is for economy class on one-way HA4927 flight by Hawaiian Airlines for October 25, 2025 which leaves San Diego in San Diego at 08:00 am and arrives at Seattle Seattle-Tacoma Intl at 11:12.

Economy class
$87
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Business class
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First class
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Flight Schedule San Diego (California) to Seattle (Washington)

07:00 — 07:33+1day
24h 33m flight time
Find flight
from$297
07:00 — 10:37 San Diego — Denver
F92818 Frontier Airlines
18h 53m stop
05:30 — 07:33 Denver — Seattle
F94545 Frontier Airlines
08:00 — 11:12
3h 12m flight time
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from$87
San Diego — Seattle
HA4927 Hawaiian Airlines
08:00 — 11:12
3h 12m flight time
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from$91
San Diego — Seattle
AS170 Alaska Airlines
09:15 — 16:58
7h 43m flight time
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from$327
09:15 — 11:06 San Diego — San Francisco
HA6463 Hawaiian Airlines
3h 34m stop
14:40 — 16:58 San Francisco — Seattle
HA7030 Hawaiian Airlines
10:20 — 16:58
6h 38m flight time
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from$327
10:20 — 12:10 San Diego — San Francisco
HA6541 Hawaiian Airlines
2h 30m stop
14:40 — 16:58 San Francisco — Seattle
HA7030 Hawaiian Airlines
13:51 — 16:59
3h 8m flight time
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from$91
San Diego — Seattle
AS1099 Alaska Airlines
13:51 — 16:59
3h 8m flight time
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from$458
San Diego — Seattle
HA6434 Hawaiian Airlines
14:24 — 07:33+1day
17h 9m flight time
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from$160
14:24 — 17:57 San Diego — Denver
F94928 Frontier Airlines
11h 33m stop
05:30 — 07:33 Denver — Seattle
F94545 Frontier Airlines
14:24 — 19:48+1day
29h 24m flight time
Find flight
from$273
11:21 — 15:02 San Diego — Denver
F94928 Frontier Airlines
23h 46m stop
16:44 — 18:46 Denver — Seattle
F91175 Frontier Airlines
16:55 — 19:59
3h 4m flight time
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from$133
San Diego — Seattle
AS1071 Alaska Airlines
16:55 — 19:59
3h 4m flight time
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from$419
San Diego — Seattle
HA6443 Hawaiian Airlines
18:25 — 21:32
3h 7m flight time
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from$98
San Diego — Seattle
HA6537 Hawaiian Airlines
18:25 — 21:32
3h 7m flight time
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from$102
San Diego — Seattle
AS1199 Alaska Airlines
19:50 — 23:06
3h 16m flight time
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from$108
San Diego — Seattle
HA6536 Hawaiian Airlines
19:50 — 23:06
3h 16m flight time
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from$133
San Diego — Seattle
AS1154 Alaska Airlines
Full flight schedule will help you in detecting at what time planes fly from San Diego to Seattle. 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 and arrival times - local. Updated on October 27, 2025.

Popular Airlines on the Route

The flight San Diego — Seattle is served by 4 regular airlines and 1 low-cost airline. Most of the flights on this route are operated by Alaska Airlines - 27 departures per week at the price of from $ 91 . And the most expensive tickets are offered by United Airlines airline - from $ 1526.

Direct flights

There are 10 nonstop flights on the route. The fastest direct flight is AS1071 by Alaska Airlines takes 3h 4m and the cheapest is HA4927 by Hawaiian Airlines for $87.

  • AS - Alaska Airlines
    from $91
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  • HA - Hawaiian Airlines
    from $87
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Connecting Flights

There are 56 flights with layovers on the route. The fastest connecting flight is HA6467 by Hawaiian Airlines takes 4h 18m and the cheapest is HA4927 by Hawaiian Airlines for $160.

  • AS - Alaska Airlines
    from $367
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  • F9 - Frontier Airlines
    from $160
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  • HA - Hawaiian Airlines
    from $327
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  • UA - United Airlines
    from $535
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See more connecting flights

Airports

You can fly from San Diego to Seattle from 11 airports (San Diego, San Diego Regional, Gillespie Field, Golden Triangle Reg., El Cajon, Lowndes County, Miramar NAS, Montgomery Field, North Island NAS, Brown Field Municipal, AFB).

San Diego airports

  • San Diego-SAN
    from $87
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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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Seattle airports

  • Boeing Field International Airport-BFI
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  • Seattle-Tacoma Intl-SEA
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  • Kenmore Air Harbor SPB-LKE
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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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