Cheap flights from Kathmandu to Singapore from $249

The month of August is, on average, the cheapest month to fly to Singapore from Kathmandu, with most prices found around $539. If you aren’t able to travel to Singapore during the month of August, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $541.

The cheapest day to depart from Kathmandu to Singapore is on a Thursday when prices can be found for as low as $674. The most expensive day to fly to Singapore is Monday, with ticket prices averaging around $947.

In the evening is the cheapest time of day to fly from Kathmandu to Singapore when you can find flight prices for as low as $783. Flying to Singapore in the evening is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $2,090 on average. Flights to Singapore from Kathmandu at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

Fly from Kathmandu Tribhuvan to Singapore Changi for the best Kathmandu Tribhuvan - Singapore Changi flight prices

You are more likely to see cheaper flights to Singapore from Kathmandu when booking weeks ahead of your departure date. In general, you can expect to find flights to Singapore for around $623 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Singapore from Kathmandu for as low as $411 on momondo.

There are 4 cabin classes available to choose from on Kathmandu to Singapore flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

You could potentially save up to 27% on your flight if you consider stops on a Kathmandu to Singapore flight.

As of August 2026, prices for Kathmandu to Singapore flights are approximately 19% cheaper when compared to flights at the same time last year.

Air India, Biman Bangladesh, and China Eastern are the most popular carriers operating from Kathmandu Tribhuvan to Singapore Changi

Singapore Airlines, Thai Airways and Malaysia Airlines are the top three most popular airlines that fly to Singapore from Kathmandu according to our data. Singapore Airlines is the first choice among our users, with 66% of people opting to fly with this airline when traveling to Singapore. Keep in mind that there are 4 different airlines that fly to Singapore on a routine basis, so you have a few additional options to choose from.

Historically, on average around 32% of flights between Kathmandu and Singapore have experienced a delay on any given week. The average delay length over the past 12 months has been 94 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.

Saturday is statistically the day of the week which experiences the fewest number of delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

According to our data, Singapore Airlines have had the least number of delays on this route over the last 12 months; with about 32% of their flights experiencing any sort of delay.

Kuala Lumpur (KUL) was the most common stop: 67% of momondo users choosing 1-stop flights on this route connected there.

Flights via New Delhi (DEL) offer the lowest average round-trip price of $534.

Flights connecting via Bangkok (BKK) have the shortest average one-way travel time: 7h 40m.

New Delhi (DEL) has the shortest average layover time for this route: 2h 11m.

The number of flights available between Kathmandu and Singapore is 2 per day as of August 2026. The most frequent departure time is 10:00PM, with 100% of daily flights leaving in the evening.

14 flights are operational weekly from Kathmandu to Singapore as of August 2026. The most popular departure day for this route is Mon, with 14% of flights per week taking off on this day.