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SAN - SEA

C$ 135 Find cheap flights from San Diego to Seattle

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from San Diego to Seattle departing on 12/6. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags
Sat 15/6
Sat 22/6

Search hundreds of travel sites at once for deals on flights to Seattle

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from San Diego to Seattle, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from San Diego to Seattle, as well as popular online travel agencies
In the last 7 days, travellers have searched 42,211,976 times on KAYAK, and here is why:

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Cheap flight deals from San Diego to Seattle (SAN-SEA)

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from San Diego to Seattle that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices and deals for you by selecting your travel dates.
Choose your dates
3:30 p.m. - 6:29 p.m.SAN-SEA
2h 59mdirect
7:20 a.m. - 10:07 a.m.SEA-SAN
2h 47mdirect
C$ 268Delta
Find Deal
Tue, 11 Jun - Sat, 15 Jun
9:17 p.m. - 4:43 p.m.SAN-SEA
19h 26m1 stop
7:59 p.m. - 10:45 p.m.SEA-SAN
2h 46mdirect
C$ 270Alaska Airlines
Find Deal
Tue, 4 Jun - Wed, 5 Jun
6:15 a.m. - 9:19 a.m.SAN-SEA
3h 04mdirect
11:55 a.m. - 5:00 p.m.SEA-SAN
5h 05m1 stop
C$ 279Alaska Airlines
Find Deal
Thu, 30 May - Thu, 30 May
6:50 a.m. - 11:37 a.m.SAN-SEA
4h 47m1 stop
4:59 p.m. - 7:46 p.m.SEA-SAN
2h 47mdirect
C$ 281Alaska Airlines
Find Deal
Tue, 27 Aug - Wed, 4 Sep
11:15 a.m. - 6:53 p.m.SAN-SEA
7h 38m1 stop
4:40 p.m. - 11:20 p.m.SEA-SAN
6h 40m1 stop
C$ 294Alaska Airlines
Find Deal
Sat, 5 Oct - Sat, 19 Oct
11:10 a.m. - 2:18 p.m.SAN-SEA
3h 08mdirect
9:44 a.m. - 12:35 p.m.SEA-SAN
2h 51mdirect
C$ 309Delta
Find Deal
Sat, 8 Jun - Tue, 11 Jun
8:00 p.m. - 10:59 p.m.SAN-SEA
2h 59mdirect
9:04 a.m. - 11:50 a.m.SEA-SAN
2h 46mdirect
C$ 323Alaska Airlines
Find Deal
Fri, 7 Jun - Wed, 12 Jun
10:55 a.m. - 9:59 p.m.SAN-SEA
11h 04m2 stops
4:43 p.m. - 11:44 p.m.SEA-SAN
7h 01m1 stop
C$ 507United Airlines
Find Deal
Tue, 27 Aug - Wed, 4 Sep
4:03 p.m. - 11:45 p.m.SAN-SEA
7h 42m1 stop
8:38 a.m. - 10:02 a.m.SEA-SAN
25h 24m2 stops
C$ 561United Airlines
Find Deal
Fri, 1 Nov - Wed, 6 Nov
6:40 a.m. - 1:20 p.m.SAN-SEA
6h 40m1 stop
8:58 a.m. - 6:14 p.m.SEA-SAN
9h 16m2 stops
C$ 715United Airlines
Find Deal
Mon, 27 May - Wed, 29 May

Flights from San Diego to Seattle - Travel Insights & Trends

Get data-powered insights and trends into flights from San Diego to Seattle to help you find the cheapest flights, the best time to fly and much more.

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

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for flights from San Diego to Seattle, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.
The cheapest month for flights from San Diego to Seattle is January, where tickets cost C$ 213 on average. On the other hand, the most expensive months are July and June, where the average cost of tickets is C$ 379 and C$ 362 respectively.

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

To calculate daily average prices, KAYAK takes all prices for each day before departure over the last year for flights from San Diego to Seattle, removes the top 0.1% to account for outliers, and then takes the average of all the values for each month.
To get a below average price on the flight from San Diego to Seattle, you should book around 2 weeks before departure. For the absolute cheapest price, our data suggests you should book 75 days before departure.

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

The cheapest price for the route for each airline clicked by KAYAK users in the last 72 hours.
The cheapest return flight ticket from San Diego to Seattle found by KAYAK users in the last 72 hours was for C$ 268 on Delta, followed by Alaska Airlines (C$ 270). One-way flight deals have also been found from as low as C$ 135 on Delta and from C$ 189 on Alaska Airlines.

How many flights are there between San Diego and Seattle per day?

Each day, there are between 17 and 23 nonstop flights that take off from San Diego and land in Seattle, with an average flight time of 3h 01m. The most common departure time is 5:00 p.m. and most flights take off in the morning. Each week, there are 142 flights. The most frequent day of departure is Sunday, when 16% of all weekly flights depart. The fewest flights depart on a Tuesday.

Which cabin class options are there for flights between San Diego and Seattle?

The average price of flights for each cabin class for the route found by users searching on KAYAK over the last 2 weeks.
There are 3 cabin class options for the route. These are Business, Economy and Prem Economy. Perform a search on KAYAK to find the latest prices and availability for all cabin fares, which differ across airlines.

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

The duration of a direct flight to Seattle from San Diego is typically 2h 49m. The journey crosses a distance of 2,721 km.

What’s the earliest departure time from San Diego to Seattle?

Early birds can take the earliest flight from San Diego at 6:15 am and will be landing in Seattle at 9:19 am.

What’s the latest departure time from San Diego to Seattle?

If you prefer to fly at night, the latest flight from San Diego to Seattle jets off at 8:50 pm and lands at 11:44 pm.

Good to know

Low season

January

High season

July

Cheapest flight

C$ 135
Best time to beat the crowds (32% less expensive on average)
Most popular time to fly (21% more expensive on average)
Flight from San Diego to Seattle

When to book flights from San Diego to Seattle

Are your dates flexible? Find out the best times to travel from San Diego to Seattle based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking flights from San Diego to Seattle

  • Are the lounges at the San Diego airport free?

    Not all lounges at the San Diego airport are free of charge to access. There is a main lounge at the airport that is free to access, but you will have to pay some extra cash for meals. Free Wi-Fi is available in all the lounges. Paid lounges include Alaska lounge, Delta lounge, and the Star Brass lounges, which charge an approximate fee of $1.59.

  • Are there charging stations at Seattle Airport?

    Yes, there are charging stations in most parts of the airport. You can purchase a power bank at the charging stations for approximately $15.90. You can charge your mobile devices using the seat power outlets found at the gate waiting bays.

  • Are there any hotels near the San Diego airport?

    Many hotels are available near the San Diego airport, including the Courtyard hotel, located approximately 1 mile away, which charges around $150 per night. The Wyndham hotel charges around $80 per night and is approximately 2 miles from the airport.

  • Is there free Wi-Fi at Seattle Airport?

    Yes, free Wi-Fi is available throughout the terminals. The signal strength will vary depending on the Terminal.

  • What is the cheapest flight from San Diego to Seattle?

    In the last 3 days, the lowest price for a flight from San Diego to Seattle was C$ 99 for a one-way ticket and C$ 197 for a round-trip.

  • Which airlines offer Wi-Fi service onboard planes from San Diego to Seattle?

    All the following airlines offer inflight Wi-Fi service on the San Diego to Seattle flight route: Alaska Airlines, Delta, Air Canada, JetBlue, Finnair, Japan Airlines, American Airlines, United Airlines, and Lufthansa.

  • Which aircraft models fly most regularly from San Diego to Seattle?

    The Boeing 737-800 Passenger/BBJ2 (winglets) is the aircraft model that flies most regularly on the San Diego to Seattle flight route.

  • Which airline alliances offer flights from San Diego to Seattle?

    oneworld, SkyTeam, and Star Alliance are the airline alliances operating flights between San Diego and Seattle, with oneworld being the most commonly used for this route.

  • On which days can I fly direct from San Diego to Seattle?

    There are direct flights from San Diego to Seattle on a daily basis.

  • How does KAYAK find such low prices on flights from San Diego to Seattle?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from San Diego to Seattle.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from San Diego to Seattle?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Seattle from San Diego is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from San Diego to Seattle?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Seattle with an airline and back to San Diego with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from San Diego to Seattle?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Seattle from San Diego up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

KAYAK’s top tips for finding a cheap flight from San Diego to Seattle

  • Looking for a cheap flight? 25% of our users found flights on this route for C$ 324 or less one-way.
  • San Diego airport, also known as Lindbergh Airport, is approximately 3 miles northwest of San Diego downtown, California. This airport is managed and operated by the San Diego county airport authority. The airport offers domestic and international flights.
  • The San Diego airport has a wide selection of parking lots: terminal 1 parking lots, terminal 2 parking lots, the parking plaza, curbside valet parking, long-term parking, and cellphone parking lots. For the first 10min, parking is free. You will have to pay approximately $1.59 for any extra 30min of parking. You will have to pay approximately $15.90 per day for the long-term parking lot and approximately $31.76 for the valet parking option.
  • It is easy to maneuver in and out of Seattle Airport due to the numerous transport options available. You can board the Seattle Streetcars, which will connect you to nearby cities. The fare is approximately $1.99 for an adult passenger. You can also reserve a bike before your arrival. The bikes have a maximum speed of 15mph, and you will only have to part with approximately $0.07 per ride minute. Rental cars and limousine transportation services are also available upon reservation.
  • San Diego has two main terminals, namely terminals 1 and 2. Terminal 1 is strictly reserved for domestic flights, while Terminal 2 is for international flights. Terminal 1 has two levels: ground floor level and mezzanine level. Lounges are located at the mezzanine level, while transportation service, check-in, and check-out areas are accessible from the ground floor level. Terminal 2 is divided into the ground floor level and the second level. Arrivals and departure areas are found on the ground floor, whereas all basic and social services are found on the second level.
  • Seattle Airport has nursing amenities to cater to young children and their parents. The nursing suites have comfortable seats, changing tables, sinks, and other amenities and are close to the Alaska lounge on the Mezzanine level. Nursing pods are also available for single use. You should ensure you carry all your belongings after leaving and that you don't exceed the allocated time.
See more tips

Flights from San Diego to Seattle: the best tips from KAYAK users

Insights shared by verified travellers who flew the route from San Diego to Seattle 
Verified travelerFlew with Alaska AirlinesApr 2024
Arrive early. May want to pay for the upgrade to a better seat. Early boarding is best.
Verified travelerFlew with Alaska AirlinesMar 2024
I've always had a good experience with Alaska. I also liked Delta.

Prefer to fly non-stop from San Diego to Seattle?

Find which airlines fly direct from San Diego to Seattle/Tacoma Intl, which days they fly and book direct flights.

Nonstop departures

San Diego to Seattle/Tacoma Intl

Monday

Air France,Air Tahiti Nui,Alaska Airlines, +12 more

Air France,Air Tahiti Nui, +13 more

Tuesday

Air France,Air Tahiti Nui,Alaska Airlines, +12 more

Air France,Air Tahiti Nui, +13 more

Wednesday

Air France,Air Tahiti Nui,Alaska Airlines, +12 more

Air France,Air Tahiti Nui, +13 more

Thursday

Air France,Air Tahiti Nui,Alaska Airlines, +12 more

Air France,Air Tahiti Nui, +13 more

Friday

Air France,Air Tahiti Nui,Alaska Airlines, +12 more

Air France,Air Tahiti Nui, +13 more

Saturday

Air France,Air Tahiti Nui,Alaska Airlines, +13 more

Air France,Air Tahiti Nui, +14 more

Sunday

Air France,Air Tahiti Nui,Alaska Airlines, +11 more

Air France,Air Tahiti Nui, +12 more

See more nonstop flights

Nonstop returns

Seattle/Tacoma Intl to San Diego

Monday

Air France,Air Tahiti Nui,Alaska Airlines, +11 more

Air France,Air Tahiti Nui, +12 more

Tuesday

Air France,Air Tahiti Nui,Alaska Airlines, +13 more

Air France,Air Tahiti Nui, +14 more

Wednesday

Air France,Air Tahiti Nui,Alaska Airlines, +11 more

Air France,Air Tahiti Nui, +12 more

Thursday

Air France,Air Tahiti Nui,Alaska Airlines, +13 more

Air France,Air Tahiti Nui, +14 more

Friday

Air France,Air Tahiti Nui,Alaska Airlines, +11 more

Air France,Air Tahiti Nui, +12 more

Saturday

Air Tahiti Nui,Alaska Airlines,American Airlines, +12 more

Air Tahiti Nui,Alaska Airlines, +13 more

Sunday

Air France,Air Tahiti Nui,Alaska Airlines, +12 more

Air France,Air Tahiti Nui, +13 more

See more nonstop flights
See more nonstop flights

Book cheap flights from San Diego to Seattle

Recent one-way flight deals

 
Only flying one-way? Below are some of the best one-way flight deals from San Diego to Seattle found on KAYAK in the last 72 hours.
12/6Wed
directDelta
3h 05mSAN-SEA
C$ 135
8/6Sat
directDelta
3h 08mSAN-SEA
C$ 176
16/7Tue
directAlaska Airlines
2h 56mSAN-SEA
C$ 189
16/7Tue
2 stopsAlaska Airlines
8h 18mSAN-SEA
C$ 192
4/6Tue
2 stopsAlaska Airlines
14h 24mSAN-SEA
C$ 196
8/11Fri
1 stopAlaska Airlines
16h 22mSAN-SEA
C$ 200
18/6Tue
2 stopsAlaska Airlines
8h 38mSAN-SEA
C$ 203
23/10Wed
2 stopsAlaska Airlines
11h 09mSAN-SEA
C$ 206
24/5Fri
1 stopSpirit Airlines
12h 47mSAN-SEA
C$ 241
27/5Mon
2 stopsUnited Airlines
8h 11mSAN-SEA
C$ 726

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Last minute flights from San Diego to Seattle

Last minute flight, train and bus deals

 
These last-minute flight deals are the cheapest flights found on KAYAK in the last 72 hours for flights from San Diego to Seattle that are departing in the next 10 days.
17/5Fri
multi-stopFrontier
11h 13mSAN-SEA
19/5Sun
multi-stopFrontier
9h 25mSEA-SAN
C$ 432
17/5Fri
multi-stopFrontier
9h 55mSAN-SEA
19/5Sun
multi-stopFrontier
9h 25mSEA-SAN
C$ 462
21/5Tue
directDelta
3h 06mSAN-SEA
29/5Wed
directDelta
2h 49mSEA-SAN
C$ 609
20/5Mon
multi-stopAlaska Airlines
23h 01mSAN-SEA
21/5Tue
directAlaska Airlines
2h 46mSEA-SAN
C$ 636
21/5Tue
multi-stopAlaska Airlines
10h 41mSAN-SEA
22/5Wed
directAlaska Airlines
2h 47mSEA-SAN
C$ 677
17/5Fri
direct
3h 00mSAN-SEA
19/5Sun
multi-stop
11h 34mSEA-SAN
C$ 762
20/5Mon
directDelta
3h 06mSAN-SEA
30/5Thu
directDelta
2h 53mSEA-SAN
C$ 834
17/5Fri
multi-stopUnited Airlines
5h 52mSAN-SEA
21/5Tue
multi-stopUnited Airlines
9h 56mSEA-SAN
C$ 864
17/5Fri
multi-stop
28h 28mSAN-SEA
19/5Sun
multi-stop
11h 34mSEA-SAN
C$ 886
17/5Fri
multi-stopUnited Airlines
6h 34mSAN-SEA
19/5Sun
multi-stopUnited Airlines
12h 08mSEA-SAN
C$ 995

Search by stops

Search by airline

Search by price

San Diego - Seattle Flights

Departure:

San Diego (undefined)United States

Destination:

Seattle (SEA)United States

Return flight deals:

Seattle - San Diego

Cabin classes:

C$ 2,221
C$ 7,842
C$ 128

Browse origins:

  • Flights » 
  • San Diego

Browse destinations:

  • Flights » 
  • Worldwide » 
  • Seattle