United Flight SQ28 Deals & Information (2025/2026)

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United Flight 28 Route Deals From $659

The cheapest prices found with in the last 7 days for return flights were $838 and $659 for one-way flights to San Francisco Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Sun, Jul 6 - Sun, Jul 20
SIN
Changi
SFO
San Francisco Intl.
$838 Roundtrip, found 12 hours ago
$838
Roundtrip
found 12 hours ago
Select United flight, departing Sun, Jul 6 from Changi to San Francisco Intl., returning Sun, Jul 20, priced at $838 found 12 hours ago