Cheap Flights from San Diego, CA to Seattle, WA from $81

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On Cheapflightsplus.com you will find 15 direct and 70 connecting flights from San Diego to Seattle. You can compare airfare deals from 6 airlines and multiple travel sites from $81, 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.

Find One-Way and Round-Trip San Diego to Seattle 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: $81 (one-way), $139 (round-trip).

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Best Flights from San Diego to Seattle Today

Take a look at the list of non stop flights and flights with layovers from San Diego to Seattle with the lowest price of $81. The fastest direct flight takes 2h 56m and the fastest connecting – 4h 15m.

Price	Departure	Arrival	Flight Duration	Airline	Flight
from $90 Find flight	17:51 San Diego San Diego	20:50 Seattle Seattle-Tacoma Intl	2h 59m	Hawaiian Airlines	HA6575
from $100 Find flight	06:15 San Diego San Diego	09:16 Seattle Seattle-Tacoma Intl	3h 1m	Hawaiian Airlines	HA6505
from $104 Find flight	06:15 San Diego San Diego	09:16 Seattle Seattle-Tacoma Intl	3h 1m	Alaska Airlines	AS1265
from $111 Find flight	12:12 San Diego San Diego	15:10 Seattle Seattle-Tacoma Intl	2h 58m	Hawaiian Airlines	HA6535
from $111 Find flight	10:00 San Diego San Diego	13:00 Seattle Seattle-Tacoma Intl	3h 0m	Hawaiian Airlines	HA6538
from $111 Find flight	13:45 San Diego San Diego	16:45 Seattle Seattle-Tacoma Intl	3h 0m	Hawaiian Airlines	HA6532
from $115 Find flight	17:51 San Diego San Diego	20:50 Seattle Seattle-Tacoma Intl	2h 59m	Alaska Airlines	AS735
from $132 Find flight	15:35 San Diego San Diego	18:31 Seattle Seattle-Tacoma Intl	2h 56m	Hawaiian Airlines	HA6534
from $132 Find flight	06:15 San Diego San Diego	09:16 Seattle Seattle-Tacoma Intl	3h 1m	Hawaiian Airlines	HA6539
from $136 Find flight	15:35 San Diego San Diego	18:31 Seattle Seattle-Tacoma Intl	2h 56m	Alaska Airlines	AS1135
from $81 Find flight	17:13 San Diego San Diego	16:25+1 день Seattle Seattle-Tacoma Intl	23h 12m layover 19h 6m - Las Vegas	Spirit Airlines	NK1157 NK1681
from $90 Find flight	06:15 San Diego San Diego	16:25 Seattle Seattle-Tacoma Intl	10h 10m layover 6h 3m - Las Vegas	Spirit Airlines	NK1153 NK1681
from $90 Find flight	21:40 San Diego San Diego	16:25+1 день Seattle Seattle-Tacoma Intl	18h 45m layover 14h 35m - Las Vegas	Spirit Airlines	NK1151 NK1681
from $114 Find flight	11:21 San Diego San Diego	00:34+1 день Seattle Seattle-Tacoma Intl	13h 13m layover 7h 27m - Denver	Frontier Airlines	F94928 F93405
from $123 Find flight	22:11 San Diego San Diego	08:04+1 день Seattle Seattle-Tacoma Intl	9h 53m layover 6h 10m - San Francisco	Hawaiian Airlines	HA6588 HA7023
from $126 Find flight	21:32 San Diego San Diego	08:45+1 день Seattle Seattle-Tacoma Intl	11h 13m layover 7h 1m - Las Vegas	Hawaiian Airlines	HA6512 HA6139

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*Departure and arrival times - local. Prices indicated for one-way flights. Information updated on August 27, 2025

Flight Schedule San Diego (California) to Seattle (Washington)

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	Flight Details	Flight Duration	Price
06:15 — 09:16	06:15 — 09:16 HA6505 Hawaiian Airlines San Diego — Seattle	3h 1m	Find flight from$100
06:15 — 09:16	06:15 — 09:16 AS1265 Alaska Airlines San Diego — Seattle	3h 1m	Find flight from$104
06:15 — 09:16	06:15 — 09:16 HA6539 Hawaiian Airlines San Diego — Seattle	3h 1m	Find flight from$132
08:15 — 11:18	08:15 — 11:18 AS1071 Alaska Airlines San Diego — Seattle	3h 3m	Find flight from$136
10:00 — 13:00	10:00 — 13:00 HA6538 Hawaiian Airlines San Diego — Seattle	3h	Find flight from$111
10:00 — 13:00	10:00 — 13:00 HA6499 Hawaiian Airlines San Diego — Seattle	3h	Find flight from$133
10:00 — 13:00	10:00 — 13:00 AS1259 Alaska Airlines San Diego — Seattle	3h	Find flight from$136
12:12 — 15:10	12:12 — 15:10 HA6535 Hawaiian Airlines San Diego — Seattle	2h 58m	Find flight from$111
12:12 — 15:10	12:12 — 15:10 AS1137 Alaska Airlines San Diego — Seattle	2h 58m	Find flight from$136
13:45 — 16:45	13:45 — 16:45 HA6532 Hawaiian Airlines San Diego — Seattle	3h	Find flight from$111
13:45 — 16:45	13:45 — 16:45 AS1097 Alaska Airlines San Diego — Seattle	3h	Find flight from$136
15:35 — 18:31	15:35 — 18:31 HA6534 Hawaiian Airlines San Diego — Seattle	2h 56m	Find flight from$132
15:35 — 18:31	15:35 — 18:31 AS1135 Alaska Airlines San Diego — Seattle	2h 56m	Find flight from$136
17:51 — 20:50	17:51 — 20:50 HA6575 Hawaiian Airlines San Diego — Seattle	2h 59m	Find flight from$90
17:51 — 20:50	17:51 — 20:50 AS735 Alaska Airlines San Diego — Seattle	2h 59m	Find flight from$115
06:15 — 16:25	06:15 — 07:37 NK1153 Spirit Airlines San Diego — Las Vegas 6h 3m stop 13:40 — 16:25 NK1681 Spirit Airlines Las Vegas — Seattle	10h 10m including layover	Find flight from$90
07:00 — 12:52	07:00 — 09:42 AS974 Alaska Airlines San Diego — Portland 2h 22m stop 11:58 — 12:55 AS2124 Alaska Airlines Portland — Seattle	5h 52m including layover	Find flight from$178
07:00 — 14:25	07:00 — 09:35 HA6522 Hawaiian Airlines San Diego — Portland 3h 50m stop 13:25 — 14:25 HA6397 Hawaiian Airlines Portland — Seattle	7h 25m including layover	Find flight from$212
08:00 — 14:48	08:00 — 10:28 HA6500 Hawaiian Airlines San Diego — Eugene 3h 2m stop 13:30 — 14:48 HA4889 Hawaiian Airlines Eugene — Seattle	6h 48m including layover	Find flight from$233
11:21 — 00:34 +1 day	10:50 — 14:20 F94928 Frontier Airlines San Diego — Denver 7h 27m stop 22:29 — 00:37 F93405 Frontier Airlines Denver — Seattle	13h 13m including layover	Find flight from$114
11:21 — 18:46	11:21 — 15:02 F94928 Frontier Airlines San Diego — Denver 1h 42m stop 16:44 — 18:46 F91175 Frontier Airlines Denver — Seattle	7h 25m including layover	Find flight from$279
14:15 — 18:30	14:15 — 16:49 HA6519 Hawaiian Airlines San Diego — Portland 46m stop 17:35 — 18:30 HA6402 Hawaiian Airlines Portland — Seattle	4h 15m including layover	Find flight from$169
17:13 — 16:25 +1 day	16:57 — 18:19 NK1157 Spirit Airlines San Diego — Las Vegas 19h 6m stop 13:40 — 16:25 NK1681 Spirit Airlines Las Vegas — Seattle	23h 12m including layover	Find flight from$81
18:57 — 08:45 +1 day	18:57 — 20:23 AS3434 Alaska Airlines San Diego — Las Vegas 9h 37m stop 06:00 — 08:45 AS701 Alaska Airlines Las Vegas — Seattle	13h 48m including layover	Find flight from$143
18:57 — 10:40 +1 day	18:57 — 20:23 AS3434 Alaska Airlines San Diego — Las Vegas 11h 37m stop 08:00 — 10:40 AS479 Alaska Airlines Las Vegas — Seattle	15h 43m including layover	Find flight from$143
19:04 — 14:06 +1 day	19:04 — 20:34 F91326 Frontier Airlines San Diego — Las Vegas 14h 40m stop 11:14 — 14:06 F92407 Frontier Airlines Las Vegas — Seattle	19h 2m including layover	Find flight from$183
19:27 — 00:59 +1 day	19:27 — 21:05 UA505 United Airlines San Diego — San Francisco 1h 50m stop 22:55 — 00:59 UA2110 United Airlines San Francisco — Seattle	5h 32m including layover	Find flight from$151
20:37 — 06:08 +1 day	20:37 — 23:14 AS729 Alaska Airlines San Diego — Portland 6h 1m stop 05:15 — 06:08 AS2090 Alaska Airlines Portland — Seattle	9h 31m including layover	Find flight from$326
21:32 — 08:45 +1 day	21:07 — 22:30 HA6512 Hawaiian Airlines San Diego — Las Vegas 7h 1m stop 06:00 — 08:44 HA6139 Hawaiian Airlines Las Vegas — Seattle	11h 13m including layover	Find flight from$126
21:40 — 16:25 +1 day	21:40 — 23:05 NK1151 Spirit Airlines San Diego — Las Vegas 14h 35m stop 13:40 — 16:25 NK1681 Spirit Airlines Las Vegas — Seattle	18h 45m including layover	Find flight from$90
22:11 — 08:04 +1 day	22:11 — 23:50 HA6588 Hawaiian Airlines San Diego — San Francisco 6h 10m stop 06:00 — 08:04 HA7023 Hawaiian Airlines San Francisco — Seattle	9h 53m including layover	Find flight from$123
22:11 — 09:05 +1 day	22:11 — 23:50 AS3343 Alaska Airlines San Diego — San Francisco 7h 10m stop 07:00 — 09:05 AS1043 Alaska Airlines San Francisco — Seattle	10h 54m including layover	Find flight from$204
14:01 — 16:25 +1 day	14:01 — 15:27 NK1827 Spirit Airlines San Diego — San Jose 55m stop 16:22 — 17:53 NK1141 Spirit Airlines San Jose — Las Vegas 19h 47m stop 13:40 — 16:25 NK1681 Spirit Airlines Las Vegas — Seattle	26h 24m including layover	Find flight from$255

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

*Departure and arrival times - local. Updated on August 27, 2025

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 06:15 to 22:45 from 11 San Diego airport and arrive 06:15 to 22:45 to 3 Seattle airports. Average flight time is 3h.

The fastest flight 2h 56m
Average flight time 3h
The earliest flight 06:15
The latest flight 22:45
Distance 1052 ml

The cheapest months to travel to Seattle are august (from 81 $), july (from 100 $), june (from 100 $).

The most expensive months are may (from 114 $), june (from 100 $), july (from 100 $).

What is the lowest airfare San Diego to Seattle?

The cheapest plane ticket found by our users is $81. This airfare is for economy class on one-way NK1157 flight by Spirit Airlines for August 10, 2025 which leaves San Diego in San Diego at 17:13 am and arrives at Seattle Seattle-Tacoma Intl at 16:25.

Economy class

$81

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Business class

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First class

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Popular Airlines on the Route

The flight San Diego — Seattle is served by 6 regular airlines and 3 low-cost airlines. Most of the flights on this route are operated by Alaska Airlines - 36 departures per week at the price of from $ 104 . And the most expensive tickets are offered by Alaska Airlines airline - from $ 768.

Direct flights

There are 15 nonstop flights on the route. The fastest direct flight is HA6534 by Hawaiian Airlines takes 2h 56m and the cheapest is NK1157 by Spirit Airlines for $90.

AS - Alaska Airlines

from $104

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HA - Hawaiian Airlines

from $90

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Connecting Flights

There are 70 flights with layovers on the route. The fastest connecting flight is HA6519 by Hawaiian Airlines takes 4h 15m and the cheapest is NK1157 by Spirit Airlines for $81.

AS - Alaska Airlines

from $134

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F9 - Frontier Airlines

from $114

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SY - Sun Country Airlines

from $341

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HA - Hawaiian Airlines

from $123

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UA - United Airlines

from $151

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NK - Spirit Airlines

from $81

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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 $81
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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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Airplanes

There are flights to Seattle from San Diego by 6 airlines that use 0 aircraft brands. They range from huge modern airplanes to small-sized.

Top Domestic Destinations from San Diego

You may also consider searching for discounted plane tickets to some other popular places from San Diego within United States.

San Diego — Las Vegas

from $67

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San Diego — Seattle

from $56

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San Diego — New York

from $68

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San Diego — San Francisco

from $54

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San Diego — Denver

from $64

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San Diego — Phoenix

from $71

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San Diego — Chicago

from $57

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San Diego — Sacramento

from $76

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San Diego — Dallas

from $70

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San Diego — Boston

from $76

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Top International Destinations from San Diego

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.

San Diego — San Jose

from $65

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San Diego — London

from $66

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San Diego — Vancouver

from $79

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San Diego — Tokyo

from $72

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San Diego — Cancun

from $72

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San Diego — Paris

from $79

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San Diego — Toronto

from $68

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San Diego — Rome

from $54

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San Diego — Madrid

from $65

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San Diego — Calgary

from $60

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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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