🇺🇸 → 🇯🇵
JFK → HND · Error fare alerts & flight price tracking
Cathay Pacific
2026-08-18$662
Qatar Airways
2026-11-17$707
Qatar Airways
2026-11-24$707
Qatar Airways
2026-06-16$740
Qatar Airways
2026-06-10$765
Qatar Airways
2026-12-23$1019
American
2026-05-12$1239
Prices from ITA Matrix. Updated every 6 hours.
Free alert when JFK→HND drops 50%+ below normal
Finding cheap flights from New York (JFK) to Tokyo Haneda (HND) doesn't have to mean refreshing Google Flights every day. Our fare scanner monitors JFK→HND prices around the clock using ITA Matrix data, comparing current fares against a 14-day pricing baseline. When an airline accidentally publishes a fare at 40–90% below normal — a mistake fare — you get an instant email.
Mistake fares on the JFK→HND route happen when airlines make pricing errors during currency conversions, fare filing updates, or system maintenance. These error fares typically last 2–12 hours before being corrected, which is why real-time alerts are essential for booking them.
The cheapest recent fare we've tracked from JFK to HND is $662 on Cathay Pacific. Prices fluctuate constantly — set up a free alert to catch the next drop.
Midweek flights (Tuesday/Wednesday) tend to be cheapest. Booking 2-4 months in advance is the sweet spot for international fares. Our scanner checks fares across multiple date windows to catch anomalies.
Most of the time, yes. The U.S. DOT requires airlines to honor ticketed fares. Once you've booked and received confirmation, the airline is generally obligated to honor the fare.