Direct flights from Seattle to San Diego

Did you mean Flights from San Diego to Seattle?

Seattle

United States

BFI

Boeing Field King County International Airport

San Diego

United States

SAN

San Diego International Airport

Route: Nonstop service available
Distance: 1,057 miles
Marketing airlines: 1 airline
Aircraft: 1 aircraft type
Dates: Oct 23 – 23, 2026

Observed award fares

A sample of one-way prices for one traveler from Roame’s fare cache. Points, fees, and seats describe the same observation. Availability can change; confirm with the loyalty program before transferring points.

Departure window: 2026-10-22 – 2026-11-20.

No recent fares appear in this limited preview. This does not mean the route is sold out. Use the search controls to check other dates and routes.

Seattle to San Diego route overview

Boeing Field King County International Airport (BFI) serves Seattle; San Diego International Airport (SAN) serves San Diego.

The airports are 1,057 miles apart by great-circle distance.

Roame's current schedule feed shows nonstop service from BFI to SAN.

Marketing airlines listed in the current schedule, including codeshare sellers, are Sun Country (SY). This list does not identify the operating airline for each flight; check the flight details before booking.

Published schedule dates span Oct 23 – 23, 2026.

Marketing airlines on the Seattle to San Diego route

These are marketing airlines, including codeshare sellers. This list does not identify the operating airline for each flight; check the flight details before booking.

Aircraft flying from BFI to SAN

Frequently asked questions

Which airports serve the Seattle to San Diego route?

Boeing Field King County International Airport (BFI) is the origin airport and San Diego International Airport (SAN) is the destination airport.

How far is San Diego from Seattle?

BFI and SAN are approximately 1,057 miles apart by great-circle distance.

Are there direct flights from BFI to SAN?

Yes. Roame's current schedule feed shows nonstop service from BFI to SAN.

Which airlines market flights from BFI to SAN?

Which aircraft fly from BFI to SAN?

Aircraft listed in the current schedule include Boeing 737-800 (738).