Route
LHR - BKK is the first comparison, but nearby UK departure airports can shift the total.

Asia
Thailand trips need airport, river, island-transfer, and first-night hotel planning on the same board.
Planning board
LHR - BKK is the first comparison, but nearby UK departure airports can shift the total.
Sukhumvit, Riverside, Phuket, and resort areas
Overnight connections need quality checks
Nearby country boards
India routes need baggage, layover, and late-arrival hotel strategy checked before price alone.
Japan planning should compare Haneda, Narita, Kansai, first-night hotels, and rail timing together.
Singapore is a strong stopover when Changi timing, hotel check-in, and recovery nights are planned together.
Vietnam is best planned with city order, internal flights, and first-night transfers visible before checkout.