Flights from Hanoi to San Francisco from $ 838*

Promotion Code

Featured daily fares for flights from Hanoi (HAN) to San Francisco (SFO)

$ 838
$ 2.0K
Displaying fares for April-2026
  • 17

    Fr

    APR

  • 18

    Sa

  • 19

    Su

  • 20

    Mo

  • 21

    Tu

  • 22

    We

  • 23

    Th

  • 24

    Fr

  • 25

    Sa

  • 26

    Su

  • 27

    Mo

  • 28

    Tu

  • 29

    We

  • 30

    Th

  • 01

    Fr

    MAY

  • 02

    Sa

  • 03

    Su

  • 04

    Mo

  • 05

    Tu

  • 06

    We

  • 07

    Th

  • 08

    Fr

  • 09

    Sa

  • 10

    Su

  • 11

    Mo

  • 12

    Tu

  • 13

    We

  • 14

    Th

  • 15

    Fr

  • 16

    Sa

  • Range$ 838-$ 1,979

    More United deals on Hanoi (HAN) to San Francisco (SFO) flights

    $
    keyboard_arrow_down
    More United deals on Hanoi (HAN) to San Francisco (SFO) flights
    From
    To
    Fare Type
    Dates
    Price
    Hanoi (HAN)San Francisco (SFO)Roundtrip
    |
    Economy
    05/03/26 - 07/30/26

    from

    $ 1,000

    Viewed: 17 hours ago

    Hanoi (HAN)San Francisco (SFO)Roundtrip
    |
    Economy
    04/17/26 - 04/24/26

    from

    $ 838

    Viewed: 10 hours ago

    Hanoi (HAN)San Francisco (SFO)Roundtrip
    |
    Economy
    04/17/26 - 04/21/26

    from

    $ 838

    Viewed: 10 hours ago

    Hanoi (HAN)San Francisco (SFO)Roundtrip
    |
    Economy
    06/21/26 - 07/05/26

    from

    $ 1,000

    Viewed: 10 hours ago

    Hanoi (HAN)San Francisco (SFO)Roundtrip
    |
    Economy
    04/18/26 - 04/22/26

    from

    $ 1,006

    Viewed: 10 hours ago

    Hanoi (HAN)San Francisco (SFO)Roundtrip
    |
    Economy
    04/18/26 - 04/25/26

    from

    $ 1,006

    Viewed: 10 hours ago

    Hanoi (HAN)San Francisco (SFO)Roundtrip
    |
    Economy
    04/27/26 - 05/04/26

    from

    $ 1,042

    Viewed: 10 hours ago

    Hanoi (HAN)San Francisco (SFO)Roundtrip
    |
    Economy
    05/01/26 - 05/05/26

    from

    $ 1,042

    Viewed: 10 hours ago

    *Prices have been available for round trips within the last 48 hours and may not be currently available. For Economy class, fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply. Schedules are subject to change without notice.