Book Cheap Flight Tickets from San Diego (SAN) to Seattle (SEA)
Find some of the cheapest airfares for your San Diego to Seattle flights here.

Seattle is one of the busiest domestic routes from San Diego, therefore, finding a cheap flight can become a difficult task. Whether you’re planning for a fun-filled family vacation or an adventure trip, you will want to save some dollars for your trip. And that is why our mind-blowing deals for San Diego to Seattle flights offer breathing space. 

It doesn’t matter whether you want to fly one way or round-trip, we have got you covered with our flight deals that match your price range and itinerary. So what are you waiting for? Scan through the options below or call our travel experts today to book your cheap flights from San Diego to Seattle with 0% hassle.

About San Diego

Located on the coast of the Pacific Ocean in California, San Diego is the perfect beach destination where the sun shines bright. The city buzzes with the hum of culture and entertainment around every corner of its relaxed neighborhoods. There are a lot of museums and natural parks to explore along with the beaches and luxuriant nightlife scenes.

About Seattle

Surrounded by the Puget Sound, Lake Union, and Mount Si, Seattle boasts a picturesque setting with beautiful waterfronts and mountains in the backdrop. It is a perfect gateway to the Pacific Northwest. The city houses some of the best seafood restaurants and coffee houses in the nation. Some prominent attractions here are the Space Needle, Pike Place Market, Discovery Park, and nearby Lake Washington.
Cheap Flights from San Diego to Seattle

Click on the nearest Origin Airport of your choice to unlock various flight deals

FAQs on San Diego to Seattle Flights
Which airlines fly directly from San Diego to Seattle?
Alaska Airlines and Delta Air Lines are the only airlines that fly directly from San Diego to Seattle, Washington.
I’m booking a direct/non-stop flight to Seattle from San Diego. Which airport do I choose?
A non-stop flight from San Diego to Seattle departs from San Diego International Airport (SAN) and lands at Seattle-Tacoma International Airport (SEA). There are no other airports in both the cities.
What is the flight duration between San Diego and Seattle?
The flight distance between San Diego International Airport (SAN) and Seattle-Tacoma International Airport (SEA) is 1050 miles (913 nautical miles). On average, a non-stop flight from San Diego takes 3 hours and 5 minutes to land at SEA in Seattle, Washington.
Which airline has the least delayed flights to Seattle from San Diego?
As per the data available till May 2022, Delta Air Lines offers the least delayed flights between San Diego and Seattle, followed by Alaska Airlines.
Which is the cheapest day of the week to fly from San Diego to Seattle?
Wednesdays are the cheapest days to fly to Seattle from San Diego, California. Flights to Seattle are pricier during the weekend, with Saturday being the most expensive day.
Do I need to pay any fees or charges for canceling my flight from SAN to SEA?
Most airlines typically charge a processing fee for changes or cancellations on flight tickets. However, whether you incur a cancellation fee depends on your airline, route, and travel class. For more information, feel free to contact our customer support team or check the cancelation policies of the airline.
Do airlines offer sleeping areas to passengers traveling from San Diego to Seattle, Washington?
There is no dedicated sleeping area for passengers at San Diego International Airport (SAN). However, some airlines have lounges at the airport where passengers can relax and enjoy complimentary meals before taking off. The airport also furnishes couches, recliners, and pre-installed seats with armrests in the concourse area that passengers can use to relax and nap.
Am I allowed to carry food/eatables on my flight to Seattle from San Diego?
As per the TSA rules, you may carry food/eatables in your carry-on or checked baggage as long as it is solid and well packed. However, you cannot hold liquid, semi-liquid, or gel items on a flight to Seattle.
What is the baggage allowance on a flight from San Diego to Seattle?

A passenger traveling in economy class from San Diego to Seattle can carry a bag in the cabin and check in one baggage on a flight. The baggage must comply with the standard policy of domestic flights in the USA.

  • The sum of the dimensions (length + width + height) of the checked baggage must not exceed 62 inches (158 cm), and the weight must be less than 50 pounds (23 kg). 
  • The carry-on weight cannot exceed 18 pounds (8 kg), and it must be able to fit in the overhead cabin or beneath the seat.
 

Usually, the baggage allowance varies with travel class. Check with the airline or our travel experts before booking your flight.

I lost my baggage during my flight to Seattle from San Diego, California. How can I recover it?

If you lost your baggage during a flight from San Diego to Seattle, here are a few steps you can take to recover it.

  • Contact the airlines immediately, as airlines are responsible for any lost, damaged, or delayed baggage. 
  • Request for delivery to your address or accommodation till it's found.
  • Request for baggage fee reimbursement
  • Keep all the receipts for incidental expenses.
 

Generally, an airline requires 1–5 days to find the baggage or declare it lost. The airline will compensate you for the luggage and its content if it is lost during a flight. Check the airline and government policies for more information, or contact our travel experts.

How would I get the best deal on my flight from San Diego to Seattle?
Crystal Travel always has some of the latest offers for your flights. Visit our website regularly to get the best deals and airfares. Another way to get the best deals is to sign up for our newsletter and stalk us on FB, Instagram, and Twitter. However, if you are still unsure, call our travel experts, and they will give you the best dynamic deal available.
Search Offers Navigation
Get a great deal on your next holiday