Sam Huang is a travel blogger who likes to book extravagant flights for only a few hundred dollars.

But last Christmas Eve, the blogger was able to book the most luxurious private airline cabin: Singapore Airlines' doubled-sized private bed, which is usually reserved for couples.

Normally this flight would have cost him $16,000 if booked as separate flights, but Huang's trip from Los Angeles to Sydney (with two multi-day destination stops) cost him only $480. But as he booked them all as one flight, allowed him to pay this little. This is how his trip went:

Sam Huang, a travel blogger, likes to travel on luxurious flights. And just recently he has embarked on the world's most luxurious flight: The Etihad Residence. The Residence comes with a full bed, a private bathroom aaaand...a butler! Only one way trip would have cost him $23,000. But to afford it he used his AAdvantage miles. That's how he gets most of his tickets to the luxurious flights. So, let's take a look inside of this lush cabin.