Menu

Cheap flights from San Diego to Seattle (SAN - SEA)

Know your dates, get live prices in seconds:

From
To
Depart
Return
Any month
Compare vs. Cheapflights |
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime

We work with more than 300 partners to bring you better travel deals

How to find the cheapest flight from
San Diego (SAN) to Seattle (SEA)

What is the cheapest day to fly round-trip from San Diego to Seattle?

Flying to your destination on a Saturday can be more expensive, but this shouldn’t discourage you from finding affordable options to get to Seattle. Check prices with Cheapflights to find a great deal for your trip.

How far in advance should I book a flight from San Diego to Seattle?

Users have found that booking a flight from San Diego to Seattle at least 27 days early can save you up to 58% on average compared to booking a flight this week. If booking 27 days before your flight isn’t an option for you, users have found flights from San Diego to Seattle for as little as $136 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $197 for flights departing within the next 3 days.

When is the cheapest time to fly from San Diego to Seattle (SAN - 03A)?

It’s optimal to fly from San Diego to Seattle in the evening. By choosing this option you can save up to 12% on the cost of your flight, compared to a flight in the morning.

Cheap flights from San Diego to Seattle in September, October 2020

The best prices found for SAN to SEA flights for September, October
7 Oct - 10 Oct
$117pp
SAN
San Diego
Multiple Airlines
Non-Stop
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Delta
Non-Stop
SAN
San Diego
8 Oct - 12 Oct
$118pp
SAN
San Diego
Multiple Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Frontier
 
1 STOP
SAN
San Diego
7 Oct - 20 Oct
$120pp
SAN
San Diego
Multiple Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Alaska Airlines
Non-Stop
SAN
San Diego

San Diego to Seattle 2020 flight deals

Cheap flights to Seattle from San Diego found for this year
7 Oct - 10 Oct
$117pp
SAN
San Diego
Multiple Airlines
Non-Stop
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Delta
Non-Stop
SAN
San Diego
8 Oct - 12 Oct
$118pp
SAN
San Diego
Multiple Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Frontier
 
1 STOP
SAN
San Diego
7 Oct - 20 Oct
$120pp
SAN
San Diego
Multiple Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Alaska Airlines
Non-Stop
SAN
San Diego

Non-stop flights to Seattle from San Diego

Save time with San Diego to Seattle direct flight deals
7 Oct - 10 Oct
$117pp
SAN
San Diego
Multiple Airlines
Non-Stop
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Delta
Non-Stop
SAN
San Diego
4 Nov - 11 Nov
$122pp
SAN
San Diego
Multiple Airlines
Non-Stop
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Delta
Non-Stop
SAN
San Diego
4 Nov - 11 Nov
$127pp
SAN
San Diego
Delta
Non-Stop
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Delta
Non-Stop
SAN
San Diego

Last minute flights from San Diego to Seattle

Late deals on round-trip flights to Seattle from San Diego, departing today and this week
24 Sep - 30 Sep
$135pp
SAN
San Diego
Multiple Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Spirit Airlines
 
1 STOP
SAN
San Diego
26 Sep - 30 Sep
$158pp
SAN
San Diego
Multiple Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Spirit Airlines
 
1 STOP
SAN
San Diego
27 Sep - 2 Oct
$185pp
SAN
San Diego
Multiple Airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Frontier
 
1 STOP
SAN
San Diego

One-way flights to Seattle from San Diego

The cheapest one-way flights from San Diego to Seattle
5:10 am - 6:37 am
Spirit Airlines
1 Stop
25h 27m
SAN - SEA
Spirit Airlines
$95
KAYAK
6:33 am - 12:34 pm
Delta
1 Stop
6h 01m
SAN - SEA
Delta
$98
Delta
4:31 pm - 6:37 am
Multiple Airlines
1 Stop
14h 06m
SAN - SEA
Multiple Airlines
$102
Kiwi.com

Related info for your journey

Useful info, stats and facts about San Diego to Seattle flights.

Flight FAQs

From San Diego to Seattle

Are flight prices decreasing from San Diego to Seattle due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both San Diego and Seattle for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

Can I find flights from San Diego to Seattle for under $200 on Cheapflights?

Yes, there are multiple flights from San Diego to Seattle for under $200. The cheapest flight booked recently is on Multiple Airlines for just $117, but on average you can expect to pay $130.

Are there nonstop flights from San Diego to Seattle for under $200 on Cheapflights?

Cheapflights has at least 20 direct flights from San Diego to Seattle under $200. A good price for a nonstop flight from San Diego to Seattle is less than $162.

Are there last-minute flights available from San Diego to Seattle for under $200?

There are currently 20+ open flights from San Diego to Seattle within the next 7 days for less than $200.

What days are nonstop flights available from San Diego to Seattle?

You can find nonstop flights on the following days: Tuesday, Thursday, Friday, Saturday.

How many flights depart from San Diego to Seattle on average per day?

Per day, 5 flights depart from San Diego to Seattle on average.
Morning (6am - Noon) - 60% of flight departures
Afternoon (Noon - 6pm) - 40% of flight departures

Is San Diego weather warmer or cooler than Seattle?

We forecast the temperature to be around the 81 °F's in August, on average. The temperature in Seattle is generally colder than in San Diego. Book flights in a timely manner in correlation to your departure date.

How long is the flight from San Diego to Seattle?

Departing from San Diego to Seattle will take you 2h 58m. There are 1057 mi between San Diego and Seattle. This flight may include one or multiple stops.

What are the cheapest airlines flying from San Diego to Seattle round-trip?

Currently priced at $121, Delta will fly you from San Diego to Seattle and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Spirit Airlines and Major Airline - these airlines can fly you to your destination from $145 and $153, respectively.

What are the cheapest airlines to fly from San Diego to Seattle one-way?

One-way options have recently been found by users for as low as $59 on Delta. Another option is Spirit Airlines, who have fights from $70.

Alternative routes for San Diego to Seattle

Destination information for Seattle

Things to know before you go. Useful info for your trip from San Diego to Seattle
Flight duration
2h 49m
Average temperature for September in Seattle
73.4 °F
Avg rainfall for September in Seattle
1.0 ″

Airports servicing San Diego

Airports servicing Seattle

Seattle King County/Boeing (BFI)
Seattle Lake Union Spb (LKE)

Hourly flight availability from San Diego to Seattle

Morning 6 AM to noon 73% of SAN to SEA departures
Afternoon Noon to 6 PM 13% of SAN to SEA departures
Early morning Midnight to 6 AM 10% of SAN to SEA departures
Evening 6 PM to midnight 4% of SAN to SEA departures
Midnight
6 AM
Noon
6 PM
Home North America USA Washington Seattle Cheap flights from San Diego to Seattle