$218 Cheap Flights from Kathmandu (KTM) to Singapore (SIN)

View $218 flight on Wed, Dec 10, 2025Opens in a new window

Popular airlines from Tribhuvan Intl. Airport (KTM) to Singapore Changi Airport (SIN)

  • notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
  • deals illustration

    Book smarter

    Save up to 30% on select hotels after you book a flight*
  • trophy illustration

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Cheap Flights from Kathmandu to Singapore (KTM-SIN)

Prices were available within the past 7 days and start at $218 for one-way flights and $401 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Singapore Airlines
Mon, Jul 6 - Mon, Jul 27
KTM
Kathmandu
SIN
Singapore
$401 Roundtrip, found 6 days ago
$401
Roundtrip
found 6 days ago
Select Singapore Airlines flight, departing Mon, Jul 6 from Kathmandu to Singapore, returning Mon, Jul 27, priced at $401 found 6 days ago
Singapore Airlines
Wed, Sep 2 - Wed, Sep 16
KTM
Kathmandu
SIN
Singapore
$417 Roundtrip, found 6 days ago
$417
Roundtrip
found 6 days ago
Select Singapore Airlines flight, departing Wed, Sep 2 from Kathmandu to Singapore, returning Wed, Sep 16, priced at $417 found 6 days ago
Singapore Airlines
Tue, Jul 14 - Tue, Jul 28
KTM
Kathmandu
SIN
Singapore
$419 Roundtrip, found 6 days ago
$419
Roundtrip
found 6 days ago
Select Singapore Airlines flight, departing Tue, Jul 14 from Kathmandu to Singapore, returning Tue, Jul 28, priced at $419 found 6 days ago
Singapore Airlines
Fri, Jan 30 - Fri, Feb 6
KTM
Kathmandu
SIN
Singapore
$436 Roundtrip, found 2 days ago
$436
Roundtrip
found 2 days ago
Select Singapore Airlines flight, departing Fri, Jan 30 from Kathmandu to Singapore, returning Fri, Feb 6, priced at $436 found 2 days ago
Malaysia Airlines
Sun, Aug 2 - Wed, Aug 5
KTM
Kathmandu
SIN
Singapore
$441 Roundtrip, found 6 days ago
$441
Roundtrip
found 6 days ago
Select Malaysia Airlines flight, departing Sun, Aug 2 from Kathmandu to Singapore, returning Wed, Aug 5, priced at $441 found 6 days ago
Malaysia Airlines
Mon, May 4 - Mon, May 11
KTM
Kathmandu
SIN
Singapore
$442 Roundtrip, found 2 days ago
$442
Roundtrip
found 2 days ago
Select Malaysia Airlines flight, departing Mon, May 4 from Kathmandu to Singapore, returning Mon, May 11, priced at $442 found 2 days ago
IndiGo
Mon, Nov 24 - Thu, Nov 27
KTM
Kathmandu
SIN
Singapore
$448 Roundtrip, found 1 day ago
$448
Roundtrip
found 1 day ago
Select IndiGo flight, departing Mon, Nov 24 from Kathmandu to Singapore, returning Thu, Nov 27, priced at $448 found 1 day ago
SriLankan Airlines
Thu, Apr 16 - Tue, Apr 21
KTM
Kathmandu
SIN
Singapore
$452 Roundtrip, found 6 days ago
$452
Roundtrip
found 6 days ago
Select SriLankan Airlines flight, departing Thu, Apr 16 from Kathmandu to Singapore, returning Tue, Apr 21, priced at $452 found 6 days ago
Air India
Mon, Nov 24 - Mon, Dec 15
KTM
Kathmandu
SIN
Singapore
$522 Roundtrip, found 1 hour ago
$522
Roundtrip
found 1 hour ago
Select Air India flight, departing Mon, Nov 24 from Kathmandu to Singapore, returning Mon, Dec 15, priced at $522 found 1 hour ago
Sichuan Airlines
Mon, Dec 15 - Mon, Dec 22
KTM
Kathmandu
SIN
Singapore
$561 Roundtrip, found 5 hours ago
$561
Roundtrip
found 5 hours ago
Select Sichuan Airlines flight, departing Mon, Dec 15 from Kathmandu to Singapore, returning Mon, Dec 22, priced at $561 found 5 hours ago

Find the cheapest month to fly from Kathmandu (KTM) to Singapore (SIN)

July is typically the cheapest month to fly

From $337 - $520 per traveler.

Alternative airports near Singapore

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Changi SIN. Cheapest option available. Average driving time to city center is 18 minutes. Flights from $597
SIN
Changi
Cheapest
Average driving time to city center18 min
Flights from $597

Frequently asked questions

How much does a flight from Tribhuvan Intl. Airport (KTM) to Changi Airport (SIN) cost?
Lock in a cheap one-way flight from $218 or cheap return flight from $401 from Tribhuvan Intl. Airport (KTM) to Changi Airport (SIN) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Tribhuvan Intl. Airport (KTM) to Changi Airport (SIN)?
July is the least expensive month to fly from KTM to SIN. Avoiding peak travel times is often the key to scoring lower fares.
Which airlines fly direct from Tribhuvan Intl. Airport (KTM) to Changi Airport (SIN)?
If you're departing from Tribhuvan Intl. Airport (KTM), you can catch a direct flight to Changi Airport (SIN) with Singapore Airlines.
What is the cheapest airline that flies from Tribhuvan Intl. Airport (KTM) to Changi Airport (SIN)?
Expedia's filter tool lets you easily compare travel time, airlines and fares all in one place. Select your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest KTM to SIN flight.
How many flights per day from Tribhuvan Intl. Airport (KTM) to Changi Airport (SIN)?
On average, Tribhuvan Intl. Airport (KTM) only offers 1 nonstop flight to Changi Airport (SIN) each day. For additional options, try our easy-to-use filters. Simply enter your preferred travel dates, then click on "1 Stop" or "2+ Stops" to find flights offering layovers.
What are the most popular departure times for flights from Tribhuvan Intl. Airport (KTM) to Changi Airport (SIN)?
The 9 PM departures from KTM to SIN see the highest demand. Prices can be higher for these popular slots. If you want to save on your trip, pick a less crowded time to fly.
What day of the week has the most flights from KTM to SIN?
Fly on a Friday if you're after the best choice of flights from Tribhuvan Intl. Airport (KTM) to Changi Airport (SIN).
What is the earliest flight from Tribhuvan Intl. Airport (KTM) to Changi Airport (SIN)?
Catch the earliest flight at around 9:10PM UTC+5, leaving from Tribhuvan Intl. Airport (KTM). You'll be flying for roughly 5h, touching down at Changi Airport (SIN) at approximately 4:25AM UTC+8.
How long does it take to fly from Tribhuvan Intl. Airport (KTM) to Changi Airport (SIN)?
The average flight time from KTM to SIN is 5 hours, covering a distance of 2,200 mi.
What is the best time to fly from Tribhuvan Intl. Airport (KTM) to Changi Airport (SIN)?
Choose a flight from Tribhuvan Intl. Airport (KTM) to Changi Airport (SIN) that leaves before 3 PM to reduce the likelihood of delays and cancellations. Departures after this time are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Singapore from Tribhuvan Intl. Airport (KTM)?
Compare your flight options from Tribhuvan Intl. Airport (KTM) to Changi Airport (SIN). This is the only airport in Singapore you can touch down at if you're taking a direct flight.
Is it cheaper to buy a plane ticket from Tribhuvan Intl. Airport (KTM) to Changi Airport (SIN) last-minute?
Last-minute bookings from KTM to SIN are generally more expensive. To lock in the lowest prices, start searching for flights ahead of time. That being said, if your travel plans are flexible, it's possible to find a cheap fare just before your departure.
Is it cheaper to book a KTM to SIN flight and hotel package?
Compared with arranging hotels and flights separately, booking a KTM to SIN flight and hotel package with Expedia could result in significant savings. Better yet, having everything in one convenient place will take the stress out of planning your trip. Just pick your flights and select from our wide range of stays, then tailor your trip with extras like car rentals and activities.
Can I cancel or change the date of my flight from Tribhuvan Intl. Airport (KTM) to Changi Airport (SIN)?
In most cases, you can reschedule or cancel your KTM to SIN flight. However, additional charges may apply, especially if your booking was made over 24 hours ago. Double-check your itinerary for the airline's fees and policies on flight changes, or if you need more details, visit our Customer Service portal.

Travel information

0
Origin airport
Tribhuvan Intl.
Destination airport
Changi
Airlines serving
Air China, Air India, Batik air , Cathay Pacific, China Eastern Airlines, China Southern Airlines, Emirates, Etihad Airways, IndiGo, Malaysia Airlines, Qatar Airways, Sichuan Airlines, Singapore Airlines, SriLankan Airlines, Thai Airways International, Thai Lion Mantari, Turkish Airlines
Roundtrip price
$401
Distance
2198 mi

Book with confidence

Kathmandu to Singapore Flights

The cheapest times to fly from Kathmandu to Singapore

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Kathmandu to Singapore are during the month of July. You can find some of the cheapest flights from Kathmandu to Singapore with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Kathmandu to Singapore

Sunday is one of the best days to book for cheap flights from Kathmandu to Singapore: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Kathmandu to Singapore

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Kathmandu to Singapore in 2025. You can also book with separate airlines for your outbound and return journeys, from $218 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Kathmandu to Singapore flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Kathmandu to Singapore airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Kathmandu to Singapore Flights

Explore a world of travel with Expedia

*Available to One Key members.