Cheap Flights from Seattle (BFI) to San Diego (SAN)

Popular airlines from Seattle, WA (BFI-Boeing Field) to San Diego Intl. Airport (SAN)

Frequently asked questions

How much does a flight from Boeing Field Airport (BFI) to San Diego Intl. Airport (SAN) cost?
Lock in a cheap one-way flight or cheap return flight from Boeing Field Airport (BFI) to San Diego Intl. Airport (SAN) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Boeing Field Airport (BFI) to San Diego Intl. Airport (SAN)?
is the cheapest month to fly from BFI to SAN. Timing your trip outside of the busy season is often the key to finding better deals on flights.
Which airlines fly direct from Boeing Field Airport (BFI) to San Diego Intl. Airport (SAN)?
While Seattle, WA (BFI-Boeing Field) has no direct flights to San Diego Intl. Airport (SAN), other airports have nonstop routes. Jetting off from Seattle - Tacoma Intl. Airport (SEA) will get you to San Diego without any layovers.
What is the cheapest airline that flies from Boeing Field Airport (BFI) to San Diego Intl. Airport (SAN)?
Expedia's filter tool lets you easily compare different airlines, travel time and fares all in one place. Tailor the search to your trip, then sort by "Price (lowest to highest)" to find the carrier with the cheapest BFI to SAN flight.
How many flights per day from Boeing Field Airport (BFI) to San Diego Intl. Airport (SAN)?
There aren't any daily nonstop flights departing from Boeing Field Airport (BFI) to San Diego Intl. Airport (SAN). But you can opt for flights with layovers. Filter your search on Expedia to include one or two stops, and you'll be soaring above the clouds in no time at all.
What day of the week has the most flights from BFI to SAN?
Generally you'll have the most choice when it comes to flights on a Friday. Tuesdays are often the quietest.* However, this can change depending on the time of year, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Boeing Field Airport (BFI) to San Diego Intl. Airport (SAN)?
To avoid possible delays on the Boeing Field Airport (BFI) to San Diego Intl. Airport (SAN) route, travel before 3 PM. Flights after this time are 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Boeing Field Airport (BFI) to San Diego Intl. Airport (SAN) last-minute?
Last-minute fares from BFI to SAN are generally more expensive. For the lowest rates, start searching for flights early. That being said, if you're flexible with your travel plans, you may find a cheap fare just before your departure.
Is it cheaper to book a BFI to SAN flight and hotel package?
You can save money by securing a BFI to SAN flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage everything in one convenient place. Once you've chosen your preferred accommodations and flights, consider adding extras such as car rentals, activities and tours.
Can I cancel or change the date of my flight from Boeing Field Airport (BFI) to San Diego Intl. Airport (SAN)?
Generally, it's possible to reschedule or cancel your BFI to SAN flight. However, for bookings made more than 24 hours ago, additional charges may apply. Refer to your airline's policies in your itinerary to see what changes are possible and if any costs are involved. You'll also find further details on our Customer Service portal.

Travel information

Origin airport
Boeing Field
Destination airport
San Diego Intl.
Distance
1057 mi

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Seattle to San Diego Flights

The cheapest times to fly from Seattle to San Diego

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Seattle to San Diego are during the month of . You can find some of the cheapest flights from Seattle to San Diego with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Seattle to San Diego

Sunday is one of the best days to book for cheap flights from Seattle to San Diego: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Seattle to San Diego

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Seattle to San Diego in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Seattle to San Diego flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Seattle to San Diego airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Seattle to San Diego Flights

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*Available to One Key members.