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Cheap flights from San Diego to Seattle

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Cheap return flights

KAYAK's recommended return flight deals from the most popular airlines that fly from San Diego to Seattle.
American Airlines Logo
SAN-SEA
3h 12mdirect
American Airlines Logo
SEA-SAN
3h 03mdirect
American Airlines
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Condor Logo
SAN-SEA
3h 12mdirect
Condor Logo
SEA-SAN
2h 50mdirect
Condor
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KLM Logo
SAN-SEA
3h 14mdirect
KLM Logo
SEA-SAN
2h 44mdirect
Qatar Airways Logo
SAN-SEA
3h 09mdirect
Qatar Airways Logo
SEA-SAN
2h 46mdirect
Qatar Airways
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Japan Airlines Logo
SAN-SEA
3h 08mdirect
Japan Airlines Logo
SEA-SAN
2h 54mdirect
Japan Airlines
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Icelandair Logo
SAN-SEA
3h 10mdirect
Icelandair Logo
SEA-SAN
2h 46mdirect
Icelandair
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Air France Logo
SAN-SEA
3h 14mdirect
Air France Logo
SEA-SAN
2h 54mdirect
Air France
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Delta Logo
SAN-SEA
3h 03mdirect
Delta Logo
SEA-SAN
2h 52mdirect
STARLUX Airlines Logo
SAN-SEA
2h 58mdirect
STARLUX Airlines Logo
SEA-SAN
2h 52mdirect
STARLUX Airlines
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Alaska Airlines Logo
SAN-SEA
3h 01mdirect
Alaska Airlines Logo
SEA-SAN
2h 42mdirect
Alaska Airlines
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Finnair Logo
SAN-SEA
3h 00mdirect
Finnair Logo
SEA-SAN
2h 54mdirect
Finnair
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Scandinavian Airlines Logo
SAN-SEA
3h 03mdirect
Scandinavian Airlines Logo
SEA-SAN
2h 44mdirect
Scandinavian Airlines
Find Deal
Hawaiian Airlines Logo
SAN-SEA
3h 12mdirect
Hawaiian Airlines Logo
SEA-SAN
2h 46mdirect
Hawaiian Airlines
Find Deal
Korean Air Logo
SAN-SEA
3h 08mdirect
Korean Air Logo
SEA-SAN
2h 52mdirect
Korean Air
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Air Tahiti Nui Logo
SAN-SEA
3h 08mdirect
Air Tahiti Nui Logo
SEA-SAN
2h 46mdirect
Air Tahiti Nui
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WestJet Logo
SAN-SEA
3h 03mdirect
WestJet Logo
SEA-SAN
2h 44mdirect
WestJet
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Virgin Atlantic Logo
SAN-SEA
3h 17mdirect
Virgin Atlantic Logo
SEA-SAN
2h 47mdirect
Virgin Atlantic
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Singapore Airlines Logo
SAN-SEA
3h 09mdirect
Singapore Airlines Logo
SEA-SAN
2h 52mdirect
Singapore Airlines
Find Deal
British Airways Logo
SAN-SEA
3h 10mdirect
British Airways Logo
SEA-SAN
2h 50mdirect
British Airways
Find Deal

See travel insights to Seattle from

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 to Seattle?

The cheapest month to fly to Seattle from San Diego is in January. Flight prices, which tend to average around R2 954, are often lower during this time because this is during the off-season. If you aren’t able to travel to Seattle during the month of January, then flying in October is also cheap. Prices for this month can be found on momondo for an average of R3 229.

What is the cheapest San Diego to Seattle/Tacoma Intl flight route?

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

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

You are more likely to see cheaper flights to Seattle from San Diego when booking 7 weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around R4 363 when searching 7 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from San Diego for as low as R3 669 on momondo.

What cabin class options are available on San Diego to Seattle/Tacoma Intl flights?

There are 1 cabin classes available to choose from on San Diego to Seattle/Tacoma Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have San Diego to Seattle flight prices changed over time?

As of April 2025, prices for San Diego to Seattle flights are approximately 22% more expensive when compared to flights at the same time last year.

When to book flights from San Diego to Seattle

Are you open to changing your travel dates? Check out the ideal times to fly from San Diego to Seattle according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap San Diego to Seattle (SAN to SEA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Diego to Seattle

Direct flights

None
There are no direct flights from San Diego to Seattle. There are no popular flight routes from San Diego to Seattle.

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

    Seattle/Tacoma Intl is 1711,9 km away from San Diego.

  • When did momondo last update prices for flights from San Diego Airport to Seattle/Tacoma Intl Airport?

    Prices for flights from San Diego Airport to Seattle/Tacoma Intl Airport refresh daily.

  • How old do you have to be to fly from San Diego Airport to Seattle/Tacoma Intl Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from San Diego Airport to Seattle/Tacoma Intl Airport.

  • What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

    The required travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from San Diego to Seattle?


Travelling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Tacoma

Why use momondo?

Why should I use momondo to find a flight deal from San Diego to Seattle?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from San Diego to Seattle for you.

Can I find flights from San Diego to Seattle with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Seattle from San Diego with this policy.

How can momondo help me find flights from San Diego to Seattle?

Once all potential San Diego to Seattle flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from San Diego to Seattle right now. Can momondo alert me if prices change?

Price alerts on flights to Seattle from San Diego are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.


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