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San Diego International Airport to Seattle-Tacoma International Airport flight

Search for flights from San Diego to Seattle and check out affordable one-way and round-trip options.

      • Cheapest nonstop
        SAN 7:03 AM
        3h 2m
        Nonstop
        SEA 10:05 AM
        San Diego - Seattle | Thu, Jul 23 | Delta Air Lines
        SEA 7:15 AM
        2h 56m
        Nonstop
        SAN 10:11 AM
        Seattle - San Diego | Mon, Jul 27 | Delta Air Lines
        JPY 23,520 JPY 27,670
        15% off
        15% off
        JPY 27,670 JPY 23,520
      • SAN 5:35 PM
        3h
        Nonstop
        SEA 8:35 PM
        San Diego - Seattle | Tue, Aug 11 | Alaska Airlines
        SEA 7:40 AM
        2h 59m
        Nonstop
        SAN 10:39 AM
        Seattle - San Diego | Wed, Aug 19 | Alaska Airlines
        JPY 23,620 JPY 27,670
        15% off
        15% off
        JPY 27,670 JPY 23,620
      • SAN 3:16 PM
        2h 58m
        Nonstop
        SEA 6:14 PM
        San Diego - Seattle | Tue, Jul 14 | Alaska Airlines
        SEA 7:26 AM
        2h 57m
        Nonstop
        SAN 10:23 AM
        Seattle - San Diego | Tue, Jul 21 | Alaska Airlines
        JPY 24,040 JPY 27,670
        13% off
        13% off
        JPY 27,670 JPY 24,040
      • SAN 8:33 PM
        3h 7m
        Nonstop
        SEA 11:40 PM
        San Diego - Seattle | Thu, Aug 20 | Alaska Airlines
        SEA 8:49 PM
        2h 55m
        Nonstop
        SAN 11:44 PM
        Seattle - San Diego | Mon, Aug 24 | Alaska Airlines
        JPY 24,140
        13% off
        JPY 27,670 JPY 24,140
      • SAN 6:18 AM
        3h 1m
        Nonstop
        SEA 9:19 AM
        San Diego - Seattle | Thu, Jul 9 | Alaska Airlines
        SEA 6:21 AM
        2h 49m
        Nonstop
        SAN 9:10 AM
        Seattle - San Diego | Tue, Jul 14 | Alaska Airlines
        JPY 24,310
        12% off
        JPY 27,670 JPY 24,310
      • SAN 1:36 PM
        2h 56m
        Nonstop
        SEA 4:32 PM
        San Diego - Seattle | Fri, Jul 24 | Delta Air Lines
        SEA 7:15 AM
        2h 56m
        Nonstop
        SAN 10:11 AM
        Seattle - San Diego | Tue, Jul 28 | Delta Air Lines
        JPY 24,470
        12% off
        JPY 27,670 JPY 24,470
      • SAN 4:11 PM
        2h 54m
        Nonstop
        SEA 7:05 PM
        San Diego - Seattle | Fri, Jul 10 | Delta Air Lines
        SEA 7:15 AM
        2h 56m
        Nonstop
        SAN 10:11 AM
        Seattle - San Diego | Thu, Jul 16 | Delta Air Lines
        JPY 24,660
        11% off
        JPY 27,670 JPY 24,660
      • SAN 7:03 AM
        3h 2m
        Nonstop
        SEA 10:05 AM
        San Diego - Seattle | Thu, Aug 20 | Delta Air Lines
        SEA 7:55 PM
        2h 54m
        Nonstop
        SAN 10:49 PM
        Seattle - San Diego | Mon, Aug 24 | Delta Air Lines
        JPY 24,850
        10% off
        JPY 27,670 JPY 24,850
      • SAN 4:11 PM
        2h 54m
        Nonstop
        SEA 7:05 PM
        San Diego - Seattle | Wed, Jul 8 | Delta Air Lines
        SEA 7:15 AM
        2h 56m
        Nonstop
        SAN 10:11 AM
        Seattle - San Diego | Sat, Jul 11 | Delta Air Lines
        JPY 24,880
        10% off
        JPY 27,670 JPY 24,880
      • SAN 7:00 PM
        3h 3m
        Nonstop
        SEA 10:03 PM
        San Diego - Seattle | Thu, Jul 16 | Delta Air Lines
        SEA 7:15 AM
        2h 56m
        Nonstop
        SAN 10:11 AM
        Seattle - San Diego | Mon, Jul 20 | Delta Air Lines
        JPY 24,900
        10% off
        JPY 27,670 JPY 24,900
      • SAN 1:00 PM
        17h 25m
        1 stop
        SEA 2:00 PM
        San Diego - Seattle | Tue, Jul 7 | Normal Airline
        SEA 3:00 PM
        6h
        Nonstop
        SAN 4:00 PM
        Seattle - San Diego | Thu, Jul 9 | Normal Airline
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      • SAN 12:41 PM
        8h 2m
        1 stop
        SEA 8:43 PM
        San Diego - Seattle | Wed, Sep 2 | United Airlines
        JPY 15,100 JPY 17,570
        14% off
        14% off
        JPY 17,570 JPY 15,100
      • SAN 2:24 PM
        7h 34m
        1 stop
        SEA 9:58 PM
        San Diego - Seattle | Sun, Aug 30 | United Airlines
        JPY 15,810 JPY 17,570
        10% off
        10% off
        JPY 17,570 JPY 15,810
      • SAN 1:00 PM
        17h 25m
        1 stop
        SEA 2:00 PM
        San Diego - Seattle | Tue, Jul 7 | Normal Airline
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        Find more flights

Flight fares from San Diego International Airport to Seattle-Tacoma International Airport are based on average airline prices for the next 3 months, according to Trip.com’s latest data.

Trip.com Price Insights: Flights from San Diego International Airport to Seattle-Tacoma International Airport

Which month has the lowest one-way flight price from San Diego International Airport to Seattle-Tacoma International Airport?

The data is based on the average one-way flight prices on Trip.com for flights from San Diego International Airport to Seattle-Tacoma International Airport across different months over the past 12 months.

Based on Trip.com data from the past 12 months, if you’re looking for low one-way flight fares from San Diego International Airport to Seattle-Tacoma International Airport, the best time to book is in September, with an average price of JPY 25,250. Try to avoid March, when prices are highest, averaging around JPY 43,720.

JPY 43,720
JPY 34,485
JPY 25,250
JPY 16,015
    Cheapest
  • JPY 32,800
    Jun
  • JPY 35,550
    Jul
  • JPY 39,970
    Aug
  • JPY 25,250
    Sep
  • JPY 34,090
    Oct
  • JPY 34,700
    Nov
  • JPY 36,640
    Dec
  • JPY 30,880
    Jan
  • JPY 32,550
    Feb
  • JPY 43,720
    Mar
  • JPY 28,170
    Apr
  • JPY 35,480
    May

What is the cheapest day of the week to fly from San Diego International Airport to Seattle-Tacoma International Airport?

The data is based on the average flight prices on Trip.com from San Diego International Airport to Seattle-Tacoma International Airport across different days of the week over the past 12 months.

Based on Trip.com data from the past 12 months, the cheapest day to depart from San Diego International Airport to Seattle-Tacoma International Airport is usually Wednesday, with average fares typically lower than other days. Try to avoid departing on Sunday, as prices are usually the highest on that day.

JPY 46,410
JPY 37,270
JPY 28,130
JPY 18,990
    Cheapest
  • JPY 31,130
    Mon
  • JPY 28,890
    Tue
  • JPY 28,130
    Wed
  • JPY 33,180
    Thu
  • JPY 45,100
    Fri
  • JPY 36,680
    Sat
  • JPY 46,410
    Sun

Selected Airlines from San Diego International Airport to Seattle-Tacoma International Airport

See which airlines fly from San Diego to Seattle. Find the airline that best meets your travel needs by comparing prices and treat yourself to an enjoyable journey.

United Airlines
From JPY 15,100
American Airlines
From JPY 16,520
Frontier Airlines
From JPY 17,000
Delta Air Lines
From JPY 17,550
Alaska Airlines
From JPY 17,980
Hahn Air
From JPY 18,170
Sun Country Airlines
From JPY 36,900

Find more flights and airlines

Flight Schedule from San Diego International Airport to Seattle-Tacoma International Airport

Check the schedule for flights from San Diego to Seattle and find the flight that best matches your travel plans.

Flight info.
Departure
Arrival
Weekly Schedule

  1. UA2278

    San Diego International Airport

    7:41 PM

    SAN

    1h 47m

    Nonstop

    9:28 PM

    SFO

    S - T W T - S
    Search

  2. UA1389

    San Francisco International Airport

    10:59 PM

    SFO

    2h 14m

    Nonstop

    1:13 AM

    SEA

    - M - - - F -

  3. F92818

    San Diego International Airport

    6:25 AM

    SAN

    2h 34m

    Nonstop

    9:59 AM

    DEN

    S M T W T F S
    Search

  4. F91175

    Denver International Airport

    11:05 AM

    DEN

    3h 17m

    Nonstop

    1:22 PM

    SEA

    S M T W T F S

  5. UA2309

    San Diego International Airport

    11:01 AM

    SAN

    1h 46m

    Nonstop

    12:47 PM

    SFO

    S M T W T F S
    Search

  6. UA2279

    San Francisco International Airport

    4:27 PM

    SFO

    2h 20m

    Nonstop

    6:47 PM

    SEA

    S M T W T F S

  7. UA2117

    San Diego International Airport

    4:09 PM

    SAN

    1h 40m

    Nonstop

    5:49 PM

    SFO

    S M T W T F S
    Search

  8. UA1007

    San Francisco International Airport

    8:54 PM

    SFO

    2h 24m

    Nonstop

    11:18 PM

    SEA

    S M T W T F S
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San Diego International Airport to Seattle-Tacoma International Airport Flights Info

Flight distance 1,693.46 km
Cheapest one-way ticket price JPY 15,100
Cheapest return ticket price JPY 23,520

FAQs for San Diego International Airport to Seattle-Tacoma International Airport Flights

  • How long is a flight from San Diego International Airport to Seattle-Tacoma International Airport?

    It takes around 3 hours 12 minutes to fly from San Diego International Airport (san) to Seattle-Tacoma International Airport (sea).
  • There are around 10 daily flights from San Diego International Airport (SAN) to Seattle-Tacoma International Airport (SEA).
  • Tickets cost around JPY 24,620 in August, making it the cheapest month to book. San Diego International Airport (SAN) to Seattle-Tacoma International Airport (SEA) is a popular route, so don't forget to book your tickets in advance.
  • The route from San Diego International Airport (SAN) to Seattle-Tacoma International Airport (SEA) is quite popular. Without considering departure times or holidays, tickets cost around JPY 43,800 in July, the most expensive month to book this route.
    • The distance from Seattle-Tacoma International Airport to downtown is about 17 km. It takes about 30 minutes by taxi.
  • Delta Air Lines is a very popular airline operating an average of 2518 flights per month.

Popular Destinations

Note: Prices shown on this page are the lowest estimated prices found in the last 24 hours and include all taxes and fees.

Book with no extra fees

Prices displayed on this page are all-inclusive (incl. taxes, fuel surcharges, Civil Aviation Development Fund, etc.), and all fees are clearly shown before payment. Charges for checked baggage, onboard meals, Wi-Fi, and other optional services may also appear in the flight cards where applicable.

Real-time pricing updates

Prices, availability, and travel information on this page have been updated within the last 24 hours, and for many routes the data may refresh in real time. The more popular the route, the more accurate and up-to-date the data.

Change & Cancellation Policy

Trip.com shows the change and cancellation rules for each ticket during the booking process, including all related fees and conditions. Please refer to the following scenarios:
Voluntary cancellation/change:
To request a change or cancellation, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and flight segment, and submit your request. Please note that additional charges may apply based on the airline’s fare rules.
Cancellation/change due to a flight schedule change:
If your flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For full details of change and cancellation policies, please refer to the customer support pages.