Passegers can make booking for other busy routes. The website at www.vietnamairline.com still has tickets for flights between HCMC and Danang this weekend, with prices starting from VND 1.2 million (less than US $60) for departure from HCMC and VND 1.35 million for the return trip on Thusday afternoon. Vietnam Airlines said it operated 1,350 more flights between HCMC and Hanoi, and from these two cities to tourist attractions from July 1 to August 15. With these additional flights, the national flag carrier can make 1.6 million seats available in the period, up 21% compared to normal periods and 12% over the same period last year. Air Mekong now operates 36 flights a day, at least two more than in normal schedules, in anticipation of a 30% increase in demand for air travel. The carrier will add three weekly flights to the Hanoi-Dalat schedule from August 3. Jetstar Pacific now offers some 40 domestic services a day, and is unable to increase flights as it is making full use of its aircraft.