Kathmandu

$149+ Cheap flights from Singapore (SIN) to Kathmandu (KTM)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/22. Fares are subject to change and may not be available on all flights or dates of travel.
SIN — KTM
Aug 5 — Aug 121
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Singapore to Kathmandu with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Singapore Changi to Kathmandu Tribhuvan are usually found in February or March, booked 62 days in advance, depart on a Saturday or Wednesday and return on a Thursday

Cheap flight deals from Singapore to Kathmandu

Discover tips and strategies to find the most affordable flight options for your journey from Singapore (SIN) to Kathmandu (KTM). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 31, 2025.

Round-trip from

$394
(Mytrip)

One-way from

$149
(KAYAK)

Popular in

October

Cheapest in

February

Average price

$498

Good one-way deal

$265 or less
From Singapore Changi to Kathmandu Tribhuvan
One-way flight from Singapore Changi to Kathmandu Tribhuvan
Highest demand for flights based on searches. 7% potential increase in price ($39 potential increase over avg. RT price).
Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
Average for round-trip flights in July 2025
Price to beat on a one-way flight from Singapore Changi to Kathmandu Tribhuvan.

Find flight deals from Singapore to Kathmandu

Cheapest flights from Singapore to Kathmandu
Explore the most affordable flight options available from Singapore to Kathmandu. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.

This Kiwi.com deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/301:50 pmSIN - KTM
2 stops28h 55mMultiple Airlines
Wed 8/63:00 pmKTM - SIN
1 stop20h 50mMultiple Airlines
Deal found 7/29$386
This FlightHub deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/138:30 pmSIN - KTM
1 stop12h 20mAir India
Thu 10/236:30 amKTM - SIN
1 stop13h 00mAir India
Deal found 7/29$466
This Booking.com deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/281:50 amSIN - KTM
1 stop22h 10mCathay Pacific
Fri 9/511:00 pmKTM - SIN
1 stop14h 10mCathay Pacific
Deal found 7/29$484
This FlightHub deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/197:50 pmSIN - KTM
1 stop18h 15mSriLankan Airlines
Sun 12/712:50 pmKTM - SIN
1 stop16h 50mSriLankan Airlines
Deal found 7/30$547
This Priceline deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/209:00 pmSIN - KTM
1 stop17h 40mThai Airways
Sat 12/612:25 amKTM - SIN
1 stop8h 35mThai Airways
Deal found 7/30$604
This Trip.com deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/146:50 pmSIN - KTM
Nonstop5h 00mSingapore Airlines
Mon 8/1810:50 pmKTM - SIN
Nonstop5h 10mSingapore Airlines
Deal found 7/29$717
This China Southern deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Southern is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/123:55 amSIN - KTM
1 stop20h 50mChina Southern
Thu 10/2312:50 pmKTM - SIN
1 stop21h 25mChina Southern
Deal found 7/30$851
This Booking.com deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/164:15 pmSIN - KTM
2 stops24h 45mBatik Air
Fri 10/179:25 pmKTM - SIN
2 stops14h 05mBatik Air
Deal found 7/30$1,010
This Air China deal was found by Cheapflights users on 7/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air China is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/194:00 pmSIN - KTM
1 stop21h 20mAir China
Sun 12/712:05 pmKTM - SIN
2 stops55h 35mAir China
Deal found 7/30$1,050

Cheapflights Fare Finder

 
Customize your flight search to find flights from Singapore to Kathmandu that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 31, 2025.
Use the filters below to find and compare flights from Singapore to Kathmandu that are best for you.

Fly from

Singapore

Fly to

Kathmandu

Route

Depart

Return

Price

SingaporeKathmandu

SIN - KTM

SINKTM

Singapore Changi

Thu 8/14

8:45 am-4:30 pm

1 stop10h 00m

Kathmandu Tribhuvan

Mon 8/18

10:50 am-1:10 pm

2 stops24h 05m

$394

SingaporeKathmandu

SIN - KTM

SINKTM

Singapore Changi

Mon 10/13

8:30 pm-6:35 am

1 stop12h 20m

Kathmandu Tribhuvan

Thu 10/23

6:30 am-9:45 pm

1 stop13h 00m

$466

SingaporeKathmandu

SIN - KTM

SINKTM

Singapore Changi

Thu 8/28

1:50 am-9:45 pm

1 stop22h 10m

Kathmandu Tribhuvan

Fri 9/5

11:00 pm-3:25 pm

1 stop14h 10m

$484

SingaporeKathmandu

SIN - KTM

SINKTM

Singapore Changi

Wed 11/19

7:50 pm-11:50 am

1 stop18h 15m

Kathmandu Tribhuvan

Sun 12/7

12:50 pm-7:55 am

1 stop16h 50m

$547

SingaporeKathmandu

SIN - KTM

SINKTM

Singapore Changi

Thu 11/20

9:00 pm-12:25 pm

1 stop17h 40m

Kathmandu Tribhuvan

Sat 12/6

12:25 am-11:15 am

1 stop8h 35m

$604

SingaporeKathmandu

SIN - KTM

SINKTM

Singapore Changi

Thu 8/14

6:50 pm-9:35 pm

Nonstop5h 00m

Kathmandu Tribhuvan

Mon 8/18

10:50 pm-6:15 am

Nonstop5h 10m

$717

SingaporeKathmandu

SIN - KTM

SINKTM

Singapore Changi

Sun 10/12

3:55 am-10:30 pm

1 stop20h 50m

Kathmandu Tribhuvan

Thu 10/23

12:50 pm-12:30 pm

1 stop21h 25m

$851

SingaporeKathmandu

SIN - KTM

SINKTM

Singapore Changi

Thu 10/16

4:15 pm-2:45 pm

2 stops24h 45m

Kathmandu Tribhuvan

Fri 10/17

9:25 pm-1:45 pm

2 stops14h 05m

$1,010

SingaporeKathmandu

SIN - KTM

SINKTM

Singapore Changi

Wed 11/19

4:00 pm-11:05 am

1 stop21h 20m

Kathmandu Tribhuvan

Sun 12/7

12:05 pm-9:55 pm

2 stops55h 35m

$1,050

SingaporeKathmandu

SIN - KTM

SINKTM

Singapore Changi

Fri 8/22

8:45 am-4:30 pm

1 stop10h 00m

$149

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Showing 1-10 of 19 results
1
2

The best insider tips for Singapore to Kathmandu flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Singapore to Kathmandu trip
Airports
SIN

For a smooth departure, use online check-in and consider early check-in at Jewel, available up to 24 hours before your flight.

Read more about SINby Yulia Denisyuk
KTM

To avoid overcharging, arrange transportation in advance through your hotel or use rideshare apps like Pathao or inDrive.

Read more about KTMby Sharad Ranabhat
Our travel experts
Sharad Ranabhat

Sharad Ranabhat

Expert on KTM

Sharad Ranabhat

Sharad Ranabhat

Sharad, a Nepal-based aviation journalist, is passionate about uncovering the latest in airline news and airport reviews. When he's not diving into the world of aviation, you’ll find him exploring new destinations and sharing stories that connect and inspire.

Read more
Yulia Denisyuk

Yulia Denisyuk

Expert on SIN

Yulia Denisyuk

Yulia Denisyuk

Yulia is a freelance journalist who’s dispatched from 90+ countries. Her work focuses on cultures, adventure trips and air travel, appearing in NatGeo, NYT, CNTraveler, and more. For past assignments, she’s stayed with nomads in Mongolia and learned the art of Imigongo in Rwanda. She’s based in Chicago; in winter she often questions that decision.

Read more

Best time to book a flight from Singapore to Kathmandu

Have a flexible travel schedule? Discover the best time to fly to Kathmandu from Singapore with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Singapore to Kathmandu

How far ahead should I book a flight from Singapore to Kathmandu?

Use this chart to determine the optimal time to book a round-trip flight from Singapore to Kathmandu. Price data was last updated on July 25, 2025.

The price you pay for your flight from Singapore to Kathmandu may vary depending on when you book. For the best chance of a lower fare, look to book 62 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Singapore to Kathmandu?

Currently, September is the cheapest month in which you can book a flight from Singapore to Kathmandu (average of $1,237). Flying from Singapore to Kathmandu in June is currently the most expensive (average of $1,684). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SIN to KTM?

Find hourly flight availability from Singapore to Kathmandu. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 31, 2025.

A simple way to save on the total cost of your ticket is to fly from Singapore to Kathmandu in the afternoon. If you’re flexible enough to do this you can expect to save up to 66% on your trip compared to booking a flight in the morning.

Weekly flight availability from Singapore to Kathmandu

Explore weekly flight availability from Singapore to Kathmandu. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated July 31, 2025.

The most flights from SIN to KTM are scheduled on a Monday (1 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 on average).

How much does it cost to fly round-trip from Singapore to Kathmandu?

What’s the top layover airport for flights from Singapore to Kathmandu?

Share of 1-stop round-trip flights from Singapore to Kathmandu chosen by Cheapflights users in the past 12 months, using the same layover each way.

Kuala Lumpur (KUL) – chosen by Cheapflights users on 40% of 1-stop itineraries from Singapore to Kathmandu on Cheapflights.

What’s the cheapest layover airport for flights from Singapore to Kathmandu?

Average round-trip fare for 1-stop flights from Singapore to Kathmandu, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Bangkok (DMK) is the most affordable 1-stop option, with an average round-trip price of $492.

What’s the fastest layover option from Singapore to Kathmandu?

Shortest average travel time for 1-stop one-way flights from Singapore to Kathmandu, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Bangkok (BKK) have the shortest average one-way travel time for 1-stop routes: 6h 40m.

Which airport typically offers the quickest layover for flights from Singapore to Kathmandu?

Average layover duration for 1-stop one-way flights from Singapore to Kathmandu, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Bangkok (BKK) offer the fastest connection on this route, with an average layover time of 2h 11m.

Reviews of airlines servicing Kathmandu

Get insights into the airlines that provide service to Kathmandu. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Kathmandu. Reviews last updated July 31, 2025.
See what other customers who have flown with Singapore Airlines, Thai Airways, and Cathay Pacific from Singapore to Kathmandu have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Food

7.7

Boarding

8.2

Comfort

7.9

Crew

8.6

Entertainment

8.0

Overall

8.1

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SIN - AMD

Food was not good. It was like few days old.

Food

7.7

Boarding

8.2

Comfort

7.9

Crew

8.6

Entertainment

8.0

Overall

8.1

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SIN - AMD

Food was not good. It was like few days old.

Food

7.7

Boarding

8.2

Comfort

7.9

Crew

8.6

Entertainment

8.0

Overall

8.1

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SIN - AMD

Food was not good. It was like few days old.

Food

7.7

Boarding

8.2

Comfort

7.9

Crew

8.6

Entertainment

8.0

Overall

8.1

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SIN - AMD

Food was not good. It was like few days old.

Food

7.7

Boarding

8.2

Comfort

7.9

Crew

8.6

Entertainment

8.0

Overall

8.1

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SIN - AMD

Food was not good. It was like few days old.

Food

7.7

Boarding

8.2

Comfort

7.9

Crew

8.6

Entertainment

8.0

Overall

8.1

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SIN - AMD

Food was not good. It was like few days old.

Related info for your journey

Find useful and relevant information for your journey from Singapore to Kathmandu. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airports do I use to fly from Singapore to Kathmandu?

    If you book a flight from Singapore to Kathmandu, you will be flying from Changi to Tribhuvan. Flights to Kathmandu Tribhuvan (KTM) from Singapore Changi (SIN) take 5h 05m for a nonstop flight. There is 1 flight from Changi to Kathmandu per day from 4 airlines.

  • How popular is this Singapore to Kathmandu flight route?

  • What are the cheapest airlines flying from Singapore to Kathmandu round-trip?

    Cheapflights users have booked flights from Singapore to Kathmandu round-trip from $466. Other airlines that can offer you cheap pricing are Cathay Pacific, from $484, and SriLankan Airlines, from $547. Air India is priced at 4% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Singapore to Kathmandu one-way?

    For one-way options, check prices for Air India. According to our data, you can fly for as low as $149. Users have also found prices from $158 and $208 on IndiGo and Thai Lion Air, respectively.

  • What are the cheapest flights from Singapore to Kathmandu?

    Looking at all options, your cheapest flight can be booked for $259. While the most popular route (Singapore Changi - Kathmandu Tribhuvan) can be booked for $502 on average our data indicates $276 when flying from Singapore to Kathmandu.

  • Can I find deals for flights from Singapore to Kathmandu that include hotel bookings?

    Yes. In addition to deals on Singapore to Kathmandu flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Singapore to Kathmandu?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Singapore to Kathmandu.

  • Can I find deals for business class flights from Singapore to Kathmandu?

    Yes. Cheapflights offers flight deals from Singapore to Kathmandu by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Singapore to Kathmandu?

    Currently, September is the cheapest month in which you can book a flight from Singapore to Kathmandu (average of $1,237). Flying from Singapore to Kathmandu in June is currently the most expensive (average of $1,684). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Kathmandu?

Book flights to Kathmandu if you plan to visit one of these locations
Nagarkot

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Complete your trip

Complete your trip to Kathmandu by adding a car rental and/or hotel reservation to your travel itinerary.

Top 4 airlines flying from Singapore to Kathmandu

Discover the top 4 airlines that operate flights from Singapore to Kathmandu. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
Batik AirCheapest$312Average$413FlexibilityNo cancel feeOn-timeN/A
Air IndiaCheapest$358Average$396FlexibilityNo cancel feeOn-timeN/A
Thai AirwaysCheapest$435Average$530FlexibilityNo cancel feeOn-time77%
Singapore AirlinesCheapest$517Average$728FlexibilityNo cancel feeOn-time81%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.