Cheap flights from Singapore to Hanoi from $171

The cheapest month to fly to Hanoi from Singapore is in January. Flight prices, which tend to average around $282, are often lower during this time because this is during the off-season. If you aren’t able to travel to Hanoi during the month of January, then flying in July is also cheap. Prices for this month can be found on momondo for an average of $305.

The cheapest day to depart from Singapore to Hanoi is on a Monday. Travellers who choose to depart for Hanoi on a Monday will often find tickets for as low as $277. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Singapore to Hanoi for around $526.

According to our data, the cheapest time of day to fly to Hanoi is in the morning. momondo users have found flights departing from Singapore to Hanoi in the morning for as low as $271. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights at midday are often more expensive, with an average ticket price of $387.

Fly from Singapore Changi to Hanoi Noibai for the best Singapore Changi - Hanoi Noibai flight prices

You are more likely to see cheaper flights to Hanoi from Singapore when booking weeks ahead of your departure date. In general, you can expect to find flights to Hanoi for around $341 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Hanoi from Singapore for as low as $296 on momondo.

Historically, on average around 23% of flights between Singapore and Hanoi have experienced a delay on any given week. The average delay length over the past 12 months has been 113 minutes.

Generally, flights departing in the evening tend to experience fewer delays. Flights departing at night have, in the past, seen delays more frequently in comparison.

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Thursday has historically seen more delays on average compared to the rest of the week.

According to our data, Vietnam Airlines have had the fewest delays on this route over the last 12 months, with about 12% of their flights experiencing any sort of delay.

The number of flights available between Singapore and Hanoi is 20 per day as of May 2026. The most frequent departure time is 09:00, with 50% of daily flights leaving at midday.

141 flights are operational weekly from Singapore to Hanoi as of May 2026. The most popular departure day for this route is Mon, with 16% of flights per week taking off on this day.