Cheap flights from Singapore to Hanoi from $131

The cheapest month to fly to Hanoi from Singapore is in January. Flight prices, which tend to average around $202, are often lower during this time because this is during the off-season. If you’re not able to fly to Hanoi in January, then July is your next best option. Flight prices from Singapore to Hanoi during July average around $219.

According to our data, Thursday is the cheapest day to fly to Hanoi from Singapore. The lowest ticket price found for a Thursday departure recently was $218. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Be sure to avoid booking your departure on a Monday as prices are generally higher than usual. According to our data, the average ticket price to Hanoi on Monday is $371.

Our most recent data shows that the best time of day to fly to Hanoi is at noon. Flights from Singapore to Hanoi during this time can be as low as $262. Try not to purchase tickets in the afternoon because they tend to be around $349. Of course, these prices can vary depending on the time of year and what airport you fly to.

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 $245 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Hanoi from Singapore for as low as $212 on momondo.

Vietnam Airlines and VietJet Air are the most popular carriers operating from Singapore Changi to Hanoi Noibai

VietJet Air, Singapore Airlines and Vietnam Airlines are the top three most popular airlines that fly to Hanoi from Singapore according to our data. VietJet Air is the first choice among our users, with 32% of people opting to fly with this airline when traveling to Hanoi. Keep in mind that there are 4 different airlines that fly to Hanoi on a routine basis, so you have a few additional options to choose from.

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 at night have, in the past, seen delays more frequently in comparison.

Tuesday is statistically the day of the week which experiences the fewest number of 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 least number of delays on this route over the last 12 months; with about 12% of their flights experiencing any sort of delay.

20 flights are operational daily from Singapore to Hanoi as of May 2026. The most popular departure time for this route is 9:00AM, with 50% of flights per day taking off at noon.

As of May 2026, there are 141 flights per week flying from Singapore to Hanoi. The most common day of the week flights depart is Mon, with 16% of flights taking off on this day.