฿2,620 Cheap Delta flights from Seattle to San Diego (SEA→SAN)

View ฿2,620 flight on Wed, 15 Oct 2025Opens in a new window

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Delta flights from Seattle to San Diego (SEA→SAN)

Prices were available within the past 7 days and start at ฿2,620 for one-way flights and ฿5,690 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, 21 Oct - Tue, 28 Oct
SEA
Seattle
SAN
San Diego
฿5,690 Return, found 21 hours ago
฿5,690
Return
found 21 hours ago
Select Delta flight, departing Tue, 21 Oct from Seattle to San Diego, returning Tue, 28 Oct, priced at ฿5,690 found 21 hours ago
Delta
Wed, 15 Oct - Fri, 17 Oct
SEA
Seattle
SAN
San Diego
฿6,425 Return, found 4 days ago
฿6,425
Return
found 4 days ago
Select Delta flight, departing Wed, 15 Oct from Seattle to San Diego, returning Fri, 17 Oct, priced at ฿6,425 found 4 days ago
Delta
Tue, 21 Oct - Sat, 25 Oct
SEA
Seattle
SAN
San Diego
฿6,650 Return, found 1 day ago
฿6,650
Return
found 1 day ago
Select Delta flight, departing Tue, 21 Oct from Seattle to San Diego, returning Sat, 25 Oct, priced at ฿6,650 found 1 day ago
Delta
Wed, 15 Oct - Fri, 17 Oct
SEA
Seattle
SAN
San Diego
฿7,065 Return, found 4 days ago
฿7,065
Return
found 4 days ago
Select Delta flight, departing Wed, 15 Oct from Seattle to San Diego, returning Fri, 17 Oct, priced at ฿7,065 found 4 days ago
Delta
Wed, 15 Oct - Fri, 17 Oct
SEA
Seattle
SAN
San Diego
฿7,235 Return, found 4 days ago
฿7,235
Return
found 4 days ago
Select Delta flight, departing Wed, 15 Oct from Seattle to San Diego, returning Fri, 17 Oct, priced at ฿7,235 found 4 days ago
Delta
Wed, 15 Oct - Thu, 16 Oct
SEA
Seattle
SAN
San Diego
฿7,290 Return, found 5 days ago
฿7,290
Return
found 5 days ago
Select Delta flight, departing Wed, 15 Oct from Seattle to San Diego, returning Thu, 16 Oct, priced at ฿7,290 found 5 days ago

Frequently asked questions

How much is a Delta Air Lines flight from Seattle - Tacoma Intl. Airport (SEA) to San Diego Intl. Airport (SAN)?
You'll find budget-friendly return Delta Air Lines flights from ฿5,690 from SEA to SAN by organising your results from "Price (lowest to highest)" on Expedia. Or look for options from ฿2,620 for a one-way journey.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from SEA to SAN with Delta Air Lines?
January is one of the cheapest months to jet off to San Diego with Delta Air Lines. You could also find fantastic deals on one-way and return tickets in November.
Does Delta Air Lines fly nonstop from Seattle - Tacoma Intl. Airport (SEA) to San Diego Intl. Airport (SAN)?
You can easily fly from Seattle - Tacoma Intl. Airport (SEA) to San Diego Intl. Airport (SAN) on one of Delta Air Lines's 31 direct weekly flights. Apply our "Nonstop" and "Airline" filters to find the Delta Air Lines flight that'll arrive at SAN at your preferred time.
How long does it take to fly from SEA to SAN with Delta Air Lines?
It takes around 2h 50m to fly nonstop from Seattle - Tacoma Intl. Airport (SEA) to San Diego Intl. Airport (SAN) with Delta Air Lines.
Which day of the week has the most Delta Air Lines flights from Seattle - Tacoma Intl. Airport (SEA) to San Diego Intl. Airport (SAN)?
If flexibility is what you're after, Sunday offers the most choice for Delta Air Lines flights from Seattle - Tacoma Intl. Airport (SEA) to San Diego Intl. Airport (SAN). You can select from 5 different departures.
What airports does Delta Air Lines fly into in San Diego?
Jump on a Delta Air Lines flight from Seattle - Tacoma Intl. Airport (SEA) to San Diego, and you'll likely land at San Diego Intl. Airport (SAN). This is the airline's primary hub in this city.
What type of plane does Delta Air Lines fly from Seattle - Tacoma Intl. Airport (SEA) to San Diego Intl. Airport (SAN)?
Delta Air Lines typically uses Boeing 737-800 planes for flights from Seattle - Tacoma Intl. Airport (SEA) to San Diego Intl. Airport (SAN). This carrier also operates the Airbus A220-300 on this route. Bear in mind that aircraft type can change depending on operational demands, so the plane you board might be different on the day.
Can I change or cancel my Delta Air Lines flight from Seattle - Tacoma Intl. Airport (SEA) to San Diego Intl. Airport (SAN)?
It's usually possible to change or cancel your flight, although additional charges may apply if you made your booking over 24 hours ago. Need to keep your options open? Use our "No cancel fee" or "Changes included" filter to find flights that won't charge you extra if you need to adjust your plans. To update your itinerary, go to "Trips," select your flight and click on "Manage Booking" for more details.

Travel information

Travel information

Origin airport
Seattle - Tacoma Intl.
Destination airport
San Diego Intl.
Airlines serving
American Airlines, Delta, United
Popular airline
United
Distance
1681 km
Average flight time
2 hours 52 mins

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