Delta is inviting you to fly to Tokyo anytime before 16 November 2018. All inclusive weekday fares (Monday thru Thursday) are priced at S$612 while weekend fares (Friday thru Sunday) are priced at S$632. You have to reserve your tickets at least seven days before departure and ticket within 24 hours after reservations are made.
Delta operates a Boeing 767-300 between Singapore and Narita, Tokyo daily. DL166 departs Changi Airport Terminal 1 at 5.45am and arrives in Narita at 2.2opm. DL 167, the return flight departs Narita at 5.25pm and lands in Changi Airport at 11.45pm.
Tickets need to be purchased before 31 July 2018. There is a minimum stay of three days required and you can stay in Japan for up to a month. The X booking class fares are non-refundable and any changes will cost you S$150.
Or go further to Hawaii instead from S$1,927 for travel between 1 September 2018 and 4 December 2018, if you book at least 14 days before departure or 72 hours after reservations are made whichever is earlier. There is a minimum stay of 5 days and a maximum of up to 3 months for this V class air ticket. Two stopovers are permitted with one in each direction at S$100 each. These fares are non-refundable and any changes will incur a S$150 charge.
You are entitled two checked bags for free subject to size and weight limit.