American Airlines Flight 8400 Deals & Information (2025/2026)

Wander Wisely with exceptional service, 24/7 supportOpens in a new window

Feel at ease with free flight cancellations within 24 hours of booking

Change your flight without a fee on select flights

American Airlines Flight 8400 Route Deals From $1,020

The cheapest prices found with in the last 7 days for return flights were $797 and $1,020 for one-way flights to Haneda for the period specified. Prices and availability are subject to change. Additional terms apply.

Sun, Sep 28 - Wed, Oct 8
SFO
San Francisco Intl.
HND
Haneda
$797 Roundtrip, found 4 hours ago
$797
Roundtrip
found 4 hours ago
Select American Airlines flight, departing Sun, Sep 28 from San Francisco Intl. to Haneda, returning Wed, Oct 8, priced at $797 found 4 hours ago