Jetstar have ”All domestic route sale in Japan” on December 9, 2016.
・The target route and fare
Tokyo(Narita)⇔Sapporo 4,190 JPY〜
Tokyo(Narita)⇔Osaka(Kansai) 3,950 JPY〜
Tokyo(Narita)⇔Takamatsu 4,190 JPY〜
Tokyo(Narita)⇔Matsuyama 4,990 JPY〜
Tokyo(Narita)⇔Fukuoka 4,590 JPY〜
Tokyo(Narita)⇔Oita 4,990 JPY〜
Tokyo(Narita)⇔Kumamoto 4,990 JPY〜
Tokyo(Narita)⇔Kagoshima 4,990 JPY〜
Tokyo(Narita)⇔Okinawa(Naha) 5,690 JPY〜
Osaka(Kansai)⇔Sapporo 5,090 JPY〜
Osaka(Kansai)⇔Fukuoka 3,590 JPY〜
Osaka(Kansai)⇔Okinawa(Naha) 4,490 JPY〜
Nagoya(Chubu)⇔Sapporo 4,190 JPY〜
Nagoya(Chubu)⇔Fukuoka 4,690 JPY〜
Nagoya(Chubu)⇔Kagoshima 4,690 JPY〜
Nagoya(Chubu)⇔Okinawa(Naha) 4,190 JPY〜
※ One-way fare
※ Fuel surcharge unnecessary, payment fee excluded, airport fee excluded
Sale period：Dec 9, 2016 at 6:00 p.m. − Dec 14, 2016 at 6:00 p.m. (JST)
Travel period：Jan 5, 2017 – Mar 9, 2017.※ Applicable travel dates differ by route.
All Japanese routes of Jetstar are sales.
Jetstar goes into service on 16 routes in Japan.
This is the most in LCC.
[via=Jetstar]