Cheap flights from San Diego to Seattle

Round-trip
1 adult
Economy
From?
To?
Fri 9/24
Fri 10/1

Travel Restriction Alert

The COVID-19 (coronavirus) outbreak may impact travel from San Diego to Seattle.
View current United States travel restrictions

Flight information for San Diego to Seattle
(SAN to SEA)

Find info about flight duration, direct flights, and airports for your flight from San Diego to Seattle
Best Price Found$66The best flight deal from San Diego to Seattle found on momondo in the last 72 hours is $66
Fastest flight time2h 57mThe fastest flight from San Diego to Seattle takes 2h 57m
Direct flightsTue, Fri and SatDirect flights go from San Diego to Seattle on Tuesday, Friday and Saturday. Airlines offering direct flights are: American Airlines and Alaska Airlines.
Airports in Seattle3 airportsThere are 3 airports near Seattle: Seattle King County/Boeing (BFI), Seattle Lake Union Spb (LKE), Seattle/Tacoma Intl (SEA)

How to get the cheapest flight ticket from San Diego to Seattle

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly from San Diego to Seattle?

January

The cheapest time of year to fly to Seattle from San Diego is January. Most expensive is December

What is the cheapest day to depart San Diego for Seattle?

Tuesday

The cheapest day of the week is typically Tuesday. The most expensive is typically Sunday

When is the cheapest time to fly from San Diego to Seattle?

in the evening

San Diego to Seattle flights are approximately 16% more expensive at noon than in the evening

What is the cheapest airline that flies to Seattle from San Diego?

Major Airline

Alaska Airlines, Delta, and Frontier are the most popular carriers operating from San Diego to Seattle

What is the cheapest San Diego to Seattle flight route?

San Diego - Seattle/Tacoma Intl

Fly from San Diego to Seattle/Tacoma Intl for the best San Diego - Seattle flight prices

How far in advance should you book San Diego to Seattle flights?

30 days before

The cheapest time to buy a flight from San Diego to Seattle is approximately 30 days to departure


Easily compare round-trip flights from San Diego to Seattle

Below you can see the best fares for your round-trip flight route over the next three months. All fares were found on momondo this week. Browse the quickest and cheapest flights from San Diego to Seattle by changing tabs
Spirit Airlines
Dec 4
SAN7:54 amSan Diego
5h 09m
1 stop
SEA1:03 pmSeattle/Tacoma Intl
Dec 7
SEA9:20 amSeattle/Tacoma Intl
4h 40m
1 stop
SAN2:00 pmSan Diego
Spirit Airlines
Sep 30
SAN7:00 amSan Diego
8h 05m
1 stop
SEA3:05 pmSeattle/Tacoma Intl
Oct 3
SEA3:55 pmSeattle/Tacoma Intl
20h 58m
1 stop
SAN12:53 pmSan Diego
Spirit Airlines
Oct 4
SAN1:43 pmSan Diego
23h 41m
1 stop
SEA1:24 pmSeattle/Tacoma Intl
Oct 6
SEA1:10 pmSeattle/Tacoma Intl
23h 53m
1 stop
SAN1:03 pmSan Diego
Spirit Airlines
Oct 2
SAN6:20 pmSan Diego
13h 40m
1 stop
SEA8:00 amSeattle/Tacoma Intl
Oct 4
SEA8:50 amSeattle/Tacoma Intl
21h 17m
1 stop
SAN6:07 amSan Diego
Spirit Airlines
Oct 1
SAN6:20 pmSan Diego
19h 04m
1 stop
SEA1:24 pmSeattle/Tacoma Intl
Oct 3
SEA3:55 pmSeattle/Tacoma Intl
20h 58m
1 stop
SAN12:53 pmSan Diego
Spirit Airlines
Dec 3
SAN8:12 amSan Diego
5h 10m
1 stop
SEA1:22 pmSeattle/Tacoma Intl
Dec 7
SEA9:25 amSeattle/Tacoma Intl
4h 39m
1 stop
SAN2:04 pmSan Diego

Find the cheapest one-way flights from San Diego to Seattle

If you're looking for one-way flights from San Diego to Seattle, view some of our deals below provided by Delta, Frontier and Spirit Airlines
Spirit Airlines
Dec 15
SAN7:54 amSan Diego
5h 09m
1 stop
SEA1:03 pmSeattle/Tacoma Intl
Spirit Airlines
Oct 4
SAN6:20 pmSan Diego
19h 04m
1 stop
SEA1:24 pmSeattle/Tacoma Intl
Frontier
Nov 3
SAN6:09 amSan Diego
6h 24m
1 stop
SEA12:33 pmSeattle/Tacoma Intl

Search last-minute flights to Seattle from San Diego

Find and compare flight prices for your last-minute flight from San Diego to Seattle
Spirit Airlines
Sep 29
SAN1:43 pmSan Diego
25h 22m
1 stop
SEA3:05 pmSeattle/Tacoma Intl
Oct 4
SEA10:00 amSeattle/Tacoma Intl
20h 07m
1 stop
SAN6:07 amSan Diego
Spirit Airlines
Sep 27
SAN1:43 pmSan Diego
25h 22m
1 stop
SEA3:05 pmSeattle/Tacoma Intl
Sep 30
SEA8:50 amSeattle/Tacoma Intl
8h 31m
1 stop
SAN5:21 pmSan Diego
Spirit Airlines
Sep 27
SAN6:20 pmSan Diego
20h 45m
1 stop
SEA3:05 pmSeattle/Tacoma Intl
Sep 30
SEA8:50 amSeattle/Tacoma Intl
8h 31m
1 stop
SAN5:21 pmSan Diego
Spirit Airlines
Sep 26
SAN6:20 pmSan Diego
13h 40m
1 stop
SEA8:00 amSeattle/Tacoma Intl
Sep 28
SEA3:55 pmSeattle/Tacoma Intl
20h 58m
1 stop
SAN12:53 pmSan Diego
Spirit Airlines
Sep 27
SAN1:43 pmSan Diego
25h 22m
1 stop
SEA3:05 pmSeattle/Tacoma Intl
Sep 30
SEA8:50 amSeattle/Tacoma Intl
8h 31m
1 stop
SAN5:21 pmSan Diego
Spirit Airlines
Sep 29
SAN3:26 pmSan Diego
23h 39m
2 stops
SEA3:05 pmSeattle/Tacoma Intl
Oct 4
SEA8:50 amSeattle/Tacoma Intl
21h 17m
1 stop
SAN6:07 amSan Diego

Best airlines flying from San Diego to Seattle

Compare and see reviews for airlines that fly from San Diego to Seattle with momondo
AirlineRatingFree CancellationPrice
United Airlines
PriceFrom $67
Free Cancellation
Rating
6.8
7.2

Boarding

6.6

Comfort

7.5

Crew

6.6

Entertainment

6.1

Food

Reviews

Not because the flight is going to Africa we can’t get better service on board

1 / 10
Alaska Airlines
PriceFrom $68
Free Cancellation
Rating
8.3
8.7

Boarding

8.5

Comfort

8.7

Crew

8.1

Entertainment

7.6

Food

Reviews

Great service

1 / 10
Delta
PriceFrom $68
Free Cancellation
Rating
8.3
8.3

Boarding

8.5

Comfort

8.4

Crew

8.1

Entertainment

8.1

Food

Reviews

Great

1 / 10
Spirit Airlines
PriceFrom $76
Free Cancellation
Rating
6.1
6.3

Boarding

5.8

Comfort

6.8

Crew

4.8

Entertainment

5.1

Food

Reviews

Missed flight bc spirit wouldn't assist with connecting

1 / 10
American Airlines
PriceFrom $103
Free Cancellation
Rating
7.2
7.4

Boarding

7.1

Comfort

7.8

Crew

7.1

Entertainment

6.8

Food

Reviews

Flight attendant for first class is definitely not a morning person. Oh and the WiFi DID NOT WORK!

1 / 10
Frontier
PriceFrom $113
Free Cancellation
Rating
6.1
6.5

Boarding

5.9

Comfort

7.0

Crew

4.8

Entertainment

5.1

Food

Reviews

Will not fly Frontier again. Bait and switch with initial ticket price and baggage fees at check in.

1 / 10
Southwest
PriceFrom $191
Free Cancellation
Rating
8.2
8.3

Boarding

8.2

Comfort

8.6

Crew

7.3

Entertainment

7.6

Food

Reviews

12 hours later still haven’t left the airport

1 / 10

  • Are airlines flying from San Diego to Seattle/Tacoma Intl offering flexible cancellation due to COVID-19?

    Due to the global impact of COVID-19, some of our airline partners operating flights from San Diego to Seattle/Tacoma Intl, such as Delta, Alaska Airlines, and Spirit Airlines may have put in place flexible cancellation policies. Use our site to search for all of the airlines offering this flexibility to you.

  • How far is San Diego to Seattle/Tacoma Intl by plane?

    The straight-line distance from San Diego to Seattle/Tacoma Intl is 1063.7 mi. Typically, this will take 3h 05m by plane in normal conditions.


Can I fly to Seattle/Tacoma Intl from San Diego right now?

Information is based on travel restrictions for travel to Seattle/Tacoma Intl within the United States

Most visitors from San Diego need to provide a negative COVID-19 test result and/or quarantine to enter Seattle/Tacoma Intl.

COVID-19 testing requirements
Visitors from San Diego must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Seattle/Tacoma Intl.

Quarantine requirements
Visitors from San Diego are not required to quarantine after entering Seattle/Tacoma Intl.

Can I fly back to San Diego from Seattle/Tacoma Intl?

Returning to San Diego from Seattle/Tacoma Intl

COVID-19 testing requirements
Visitors from Seattle/Tacoma Intl must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to San Diego.

Quarantine requirements
Visitors from Seattle/Tacoma Intl are not required to quarantine after entering San Diego.

If you are planning to travel to Seattle at this time, it is recommended that you stay up to date on current restrictions and follow proper safety measures while in public.

Alternative routes for San Diego to Seattle

Compare alternative flights to and from nearby airports and cities to discover the best prices and most convenient flight times
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