Flights from Guam to Japan from $ 330*

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Changed bag rules and optional services         Cruise Packages

Best prices for United flights from Guam to Japan

$
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  • Agana, Guam (GUM)to

    Tokyo (HND)
    12/09/25 - 12/13/25
    from
    $ 330
    Viewed: 23 hours ago
    Roundtrip
    Economy

    Agana, Guam (GUM)to

    Okinawa (OKA)
    12/07/25 - 12/11/25
    from
    $ 504
    Viewed: 9 hours ago
    Roundtrip
    Economy

    Agana, Guam (GUM)to

    Sendai (SDJ)
    12/08/25 - 12/12/25
    from
    $ 1,215
    Viewed: 9 hours ago
    Roundtrip
    Economy

*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.

Best business class fares from Guam to Japan

$

Agana, Guam (GUM)to

Osaka (KIX)
05/01/26 - 05/10/26

Roundtrip

Business

from
$ 869
Viewed: 1 day ago

Agana, Guam (GUM)to

Nagoya (NGO)
05/24/26 - 06/23/26

Roundtrip

Business

from
$ 867
Viewed: 7 hours ago

Agana, Guam (GUM)to

Sapporo (CTS)
02/05/26 - 02/08/26

Roundtrip

Business

from
$ 992
Viewed: 18 hours ago

Agana, Guam (GUM)to

Okinawa (OKA)
12/15/25 - 12/19/25

Roundtrip

Business

from
$ 1,424
Viewed: 1 day 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.

Explore more United flights from Guam to Japan