United Flight 878 Deals & Information (2026/2027)

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United Flight 878 Route Deals From $558

The cheapest prices found with in the last 7 days for return flights were $710 and $558 for one-way flights to San Francisco Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Jun 17 - Sat, Aug 8
HKG
Hong Kong Intl.
SFO
San Francisco Intl.
$710 Roundtrip, found 2 days ago
$710
Roundtrip
found 2 days ago
Select United flight, departing Wed, Jun 17 from Hong Kong Intl. to San Francisco Intl., returning Sat, Aug 8, priced at $710 found 2 days ago
Wed, Jun 17 - Sat, Aug 8
HKG
Hong Kong Intl.
SFO
San Francisco Intl.
$715 Roundtrip, found 2 days ago
$715
Roundtrip
found 2 days ago
Select United flight, departing Wed, Jun 17 from Hong Kong Intl. to San Francisco Intl., returning Sat, Aug 8, priced at $715 found 2 days ago
Wed, Jun 17 - Sat, Aug 8
HKG
Hong Kong Intl.
SFO
San Francisco Intl.
$810 Roundtrip, found 2 days ago
$810
Roundtrip
found 2 days ago
Select United flight, departing Wed, Jun 17 from Hong Kong Intl. to San Francisco Intl., returning Sat, Aug 8, priced at $810 found 2 days ago
Wed, Jun 17 - Sat, Aug 8
HKG
Hong Kong Intl.
SFO
San Francisco Intl.
$815 Roundtrip, found 2 days ago
$815
Roundtrip
found 2 days ago
Select United flight, departing Wed, Jun 17 from Hong Kong Intl. to San Francisco Intl., returning Sat, Aug 8, priced at $815 found 2 days ago