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🇺🇸 Seattle to San Diego 🇺🇸 SEA · San Diego

The usual fare is about US$260. The cheapest fare we logged was US$127 roundtrip. 2 deals in the last year, a median 50% under the usual price. Price the pair now:

Live fares from the airlines, one per carrier · a verdict against the usual price · set an alert on any result · or
US$260usual fare on this pair
US$127cheapest we logged · 2026-11-14
2deals in a year · 1 nonstop
-50%median saving when we posted

When it was cheapest

US$127November 2026

Live now on this pair

🇺🇸 Seattle → San DiegoUS$127 · -51%

Every deal we posted

US$127 roundtripposted 2026-11-14 · live now-51%usual US$260US$131 roundtripposted 2026-11-11 · nonstop · travel Dec 2026 – Jan 2027 · expired-50%usual US$260

Questions

What is a cheap flight from Seattle to San Diego?

The usual fare is about US$260; anything well under that is a deal. The best fare we logged in the last year was US$127 roundtrip, posted 2026-11-14. Across 2 deals the median saving was 50%.

When is it cheapest to fly Seattle to San Diego?

The deals we posted were cheapest in November 2026 (US$127). Fares move; the search above prices any date now, and an alert tells you when one drops.

Are there nonstop deals from Seattle to San Diego?

1 of the 2 deals we posted were nonstop.

How do I get told about the next one?

Search the pair above and press the alert button under the verdict, or join the free Telegram channel: every verified deal lands there the moment it passes the price check.

More

✈️ All deals from Seattle📍 Cheap flights to San Diego🗺️ Map from Seattle