Find cheap flights from San Diego to Seattle/Tacoma Airport

SAN - SEA

Find cheap flights from San Diego to Seattle/Tacoma Airport

Round-trip
Economy
San Diego (SAN)
Seattle/Tacoma Intl
Tue 6/2
Tue 6/9
Any month
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Good to know

Low season

May Best time to beat the crowds with an average 15% drop in price.

High season

December Most popular time to fly with an average 20% increase in price.

Average price of a round-trip

$135 (avg. price over the last 2 weeks)

Good deal for a round-trip

$155 or less

When to book flights from San Diego to Seattle/Tacoma Intl

Estimated round-trip price
Average price per month
Flight prices as travel date approaches
-1 day
-2 days

Top tips for finding a cheap flight

  • Looking for a cheap flight? 25% of our users found flights on this route for $135 or less.
  • The cheapest flight from San Diego to Seattle/Tacoma Airport was found 31 days before departure, on average.
  • Book at least 3 weeks before departure in order to get a below-average price.
  • High season is considered to be November, December and January. The cheapest month to fly is May.
  • Morning departure is around 20% more expensive than an evening flight, on average*.
*Average of the lowest prices shown in KAYAK’s search results for departures within the next 30 days

FAQs for booking San Diego to Seattle/Tacoma Airport flights

Are flight prices cheaper from San Diego to Seattle/Tacoma Airport because of Coronavirus (COVID-19)?

How long does a flight from San Diego to Seattle/Tacoma Airport take?

How many flights are there between San Diego and Seattle/Tacoma Airport?

Which airlines provide the cheapest flights from San Diego to Seattle/Tacoma Airport?

Do I need a passport to fly between San Diego and Seattle/Tacoma Airport?

Which airlines fly most frequently between San Diego and Seattle/Tacoma Airport?

What’s the cheapest day of the week to fly San Diego to Seattle/Tacoma Airport?

How does KAYAK’s flight Price Forecast tool help me choose the right time to buy?

Book cheap flights from San Diego to Seattle/Tacoma Airport (round-trip)

Airports
Origin
San Diego
$87
only
$87
Destination
Seattle
$87
only
$87
Tue, Jul 14
SAN
San Diego Airport
SEA
Seattle/Tacoma Airport
15h 22m
Tue, Jul 21
SEA
Seattle/Tacoma Airport
SAN
San Diego Airport
14h 57m
Trip: 8 days
Based on null reviews
Fri, Jul 17
SAN
San Diego Airport
SEA
Seattle/Tacoma Airport
7h 19m
Sun, Jul 19
SEA
Seattle/Tacoma Airport
SAN
San Diego Airport
8h 55m
Trip: 3 days
Based on null reviews
Mon, Jul 6
SAN
San Diego Airport
SEA
Seattle/Tacoma Airport
7h 19m
Sun, Jul 19
SEA
Seattle/Tacoma Airport
SAN
San Diego Airport
8h 55m
Trip: 14 days
Based on null reviews
Wed, Oct 21
SAN
San Diego Airport
SEA
Seattle/Tacoma Airport
5h 39m
Tue, Oct 27
SEA
Seattle/Tacoma Airport
SAN
San Diego Airport
5h 24m
Trip: 7 days
Based on null reviews
Tue, Jul 21
SAN
San Diego Airport
SEA
Seattle/Tacoma Airport
5h 32m
Thu, Jul 30
SEA
Seattle/Tacoma Airport
SAN
San Diego Airport
6h 21m
Trip: 10 days
Based on null reviews
Sun, Aug 16
SAN
San Diego Airport
SEA
Seattle/Tacoma Airport
5h 32m
Tue, Aug 25
SEA
Seattle/Tacoma Airport
SAN
San Diego Airport
5h 36m
Trip: 10 days
Based on null reviews
Sun, Aug 16
SAN
San Diego Airport
SEA
Seattle/Tacoma Airport
5h 32m
Fri, Aug 21
SEA
Seattle/Tacoma Airport
SAN
San Diego Airport
5h 36m
Trip: 6 days
Based on null reviews
Sun, Jul 19
SAN
San Diego Airport
SEA
Seattle/Tacoma Airport
7h 19m
Sat, Aug 1
SEA
Seattle/Tacoma Airport
SAN
San Diego Airport
6h 21m
Trip: 14 days
Based on null reviews
Tue, Jul 21
SAN
San Diego Airport
SEA
Seattle/Tacoma Airport
12h 50m
Thu, Jul 30
SEA
Seattle/Tacoma Airport
SAN
San Diego Airport
7h 03m
Trip: 10 days
Based on null reviews
Tue, Jul 14
SAN
San Diego Airport
SEA
Seattle/Tacoma Airport
2h 53m
Tue, Jul 21
SEA
Seattle/Tacoma Airport
SAN
San Diego Airport
14h 57m
Trip: 8 days
Based on null reviews
Mon, Jul 6
SAN
San Diego Airport
SEA
Seattle/Tacoma Airport
5h 32m
Tue, Jul 21
SEA
Seattle/Tacoma Airport
SAN
San Diego Airport
2h 54m
Trip: 16 days
Based on null reviews
Sat, Aug 8
SAN
San Diego Airport
SEA
Seattle/Tacoma Airport
5h 32m
Sat, Aug 15
SEA
Seattle/Tacoma Airport
SAN
San Diego Airport
14h 57m
Trip: 8 days
Based on null reviews
Tue, Jun 16
SAN
San Diego Airport
SEA
Seattle/Tacoma Airport
3h 15m
Tue, Jun 23
SEA
Seattle/Tacoma Airport
SAN
San Diego Airport
7h 55m
Trip: 8 days
Based on null reviews
Wed, Jun 17
SAN
San Diego Airport
SEA
Seattle/Tacoma Airport
3h 00m
Wed, Jun 24
SEA
Seattle/Tacoma Airport
SAN
San Diego Airport
7h 55m
Trip: 8 days
Based on null reviews
Tue, Jul 7
SAN
San Diego Airport
SEA
Seattle/Tacoma Airport
5h 32m
Mon, Jul 20
SEA
Seattle/Tacoma Airport
SAN
San Diego Airport
14h 57m
Trip: 14 days
Based on null reviews
Wed, Jul 15
SAN
San Diego Airport
SEA
Seattle/Tacoma Airport
7h 19m
Mon, Jul 20
SEA
Seattle/Tacoma Airport
SAN
San Diego Airport
14h 57m
Trip: 6 days
Based on null reviews
Mon, Jul 27
SAN
San Diego Airport
SEA
Seattle/Tacoma Airport
5h 32m
Sun, Aug 2
SEA
Seattle/Tacoma Airport
SAN
San Diego Airport
2h 50m
Trip: 7 days
Based on null reviews
Fri, Jul 31
SAN
San Diego Airport
SEA
Seattle/Tacoma Airport
7h 19m
Sun, Aug 2
SEA
Seattle/Tacoma Airport
SAN
San Diego Airport
8h 55m
Trip: 3 days
Based on null reviews
Wed, Oct 21
SAN
San Diego Airport
SEA
Seattle/Tacoma Airport
5h 39m
Wed, Oct 28
SEA
Seattle/Tacoma Airport
SAN
San Diego Airport
2h 38m
Trip: 8 days
Based on null reviews
Tue, Jul 14
SAN
San Diego Airport
SEA
Seattle/Tacoma Airport
5h 32m
Fri, Jul 24
SEA
Seattle/Tacoma Airport
SAN
San Diego Airport
2h 44m
Trip: 11 days
Based on null reviews
Show more results

Book cheap flights from San Diego to Seattle/Tacoma Airport (one-way)

Airports
Origin
San Diego
$42
only
$42
Destination
Seattle
$42
only
$42
Fri, Jul 17
SAN
San Diego Airport
SEA
Seattle/Tacoma Airport
7h 19m
Based on null reviews
Wed, Jul 29
SAN
San Diego Airport
SEA
Seattle/Tacoma Airport
7h 19m
Based on null reviews
Sun, Jul 19
SAN
San Diego Airport
SEA
Seattle/Tacoma Airport
7h 19m
Based on null reviews
Tue, Jul 21
SAN
San Diego Airport
SEA
Seattle/Tacoma Airport
7h 19m
Based on null reviews
Mon, Jul 20
SAN
San Diego Airport
SEA
Seattle/Tacoma Airport
12h 50m
Based on null reviews
Fri, Jul 17
SAN
San Diego Airport
SEA
Seattle/Tacoma Airport
11h 06m
Based on null reviews
Wed, Aug 5
SAN
San Diego Airport
SEA
Seattle/Tacoma Airport
2h 53m
Based on null reviews
Sun, Jul 19
SAN
San Diego Airport
SEA
Seattle/Tacoma Airport
12h 45m
Based on null reviews
Wed, Aug 5
SAN
San Diego Airport
SEA
Seattle/Tacoma Airport
4h 43m
Based on null reviews
Mon, Jul 6
SAN
San Diego Airport
SEA
Seattle/Tacoma Airport
13h 56m
Based on null reviews
Fri, Jun 19
SAN
San Diego Airport
SEA
Seattle/Tacoma Airport
25h 55m
Based on null reviews
Sat, Jul 18
SAN
San Diego Airport
SEA
Seattle/Tacoma Airport
7h 19m
Based on null reviews
Fri, Jun 19
SAN
San Diego Airport
SEA
Seattle/Tacoma Airport
15h 25m
Based on null reviews
Sun, Jun 14
SAN
San Diego Airport
SEA
Seattle/Tacoma Airport
14h 59m
Based on null reviews
Thu, Jun 25
SAN
San Diego Airport
SEA
Seattle/Tacoma Airport
14h 59m
Based on null reviews
Sun, Jun 21
SAN
San Diego Airport
SEA
Seattle/Tacoma Airport
2h 55m
Based on null reviews
Fri, Jul 31
SAN
San Diego Airport
SEA
Seattle/Tacoma Airport
7h 19m
Based on null reviews
Fri, Jul 31
SAN
San Diego Airport
SEA
Seattle/Tacoma Airport
6h 30m
Based on null reviews
Wed, Jun 3
SAN
San Diego Airport
SEA
Seattle/Tacoma Airport
2h 43m
Based on null reviews
Mon, Jun 8
SAN
San Diego Airport
SEA
Seattle/Tacoma Airport
26h 44m
Based on null reviews
Show more results

Top airlines flying San Diego to Seattle/Tacoma Intl

Scores according to KAYAK customer reviews

8.0
Delta
Overall score based on 28,363 reviews
8.2
Boarding
7.8
Comfort
8.5
Crew
7.8
Entertainment
7.5
Food
Airline reviews
Read more about Delta
*
Prices are per person and are for e–tickets and include all taxes & fees in USD.

We attempt to get accurate prices, however, prices are not guaranteed.

Here's why:

We’re not the seller.
At KAYAK we don’t set the prices, so it’s not possible for us to guarantee what other companies are selling.

We compile tonnes of data for you
Our service lets you quickly and easily compare results from hundreds of travel sites at once. In this sense, KAYAK is a search engine and we can't guarantee prices we find.

Why aren’t prices accurate 100% of the time?
Prices on airline seats, hotel rooms and car rentals can change frequently. Several people may also be trying to buy the same travel option simultaneously. As a result, you may find, on occasion, that certain prices are no longer available.

If you have more questions or if you have a bad price to report to us,
please send us an and someone from our team will get back to you promptly.

^
The fares displayed include all taxes and fees for economy class travel and were found by the provider in the last 72 hours. Seats are limited and may not be available on all flights and days. Fares are subject to change and may not be available on all flights or dates of travel. Some carriers charge additional fees for extra checked bags. Please check the carriers' sites.
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