$470 Cheap Singapore Airlines flights Colombo (CMB) to Kathmandu (KTM)

View $470 flight on Wed, Feb 4, 2026Opens in a new window
    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

$470 Cheap Singapore Airlines flights Colombo (CMB) to Kathmandu (KTM)

Prices were available within the past 7 days and start at $470 for one-way flights and $744 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Singapore Airlines
Wed, Mar 18 - Mon, Apr 6
CMB
Colombo
KTM
Kathmandu
$744 Roundtrip, found 6 hours ago
$744
Roundtrip
found 6 hours ago
Select Singapore Airlines flight, departing Wed, Mar 18 from Colombo to Kathmandu, returning Mon, Apr 6, priced at $744 found 6 hours ago

Frequently asked questions

How much is a Singapore Airlines flight from Bandaranaike Intl. Airport (CMB) to Tribhuvan Intl. Airport (KTM)?
Landing cheap one-way Singapore Airlines flights from CMB to KTM from $470 on Expedia couldn't be easier — just filter by "Price (lowest to highest)." Or check out our affordable round-trip fares from $744 for your next adventure.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from CMB to KTM with Singapore Airlines?
Singapore Airlines flights to Kathmandu are generally more affordable in the off-peak months of July and August. Whether you're searching for a return or one-way ticket, you could land a better deal then.
What is the cheapest time to book flights from Bandaranaike Intl. Airport (CMB) to Tribhuvan Intl. Airport (KTM) with Singapore Airlines?
Scoring the best Singapore Airlines deals from CMB to KTM often comes down to booking at the right moment. You can save 17% on international flights when you book 18 to 29 days before takeoff instead of four to five months ahead. As an added bonus, you can pocket 17% on average by buying your tickets on a Sunday compared to a Friday, which is often the most expensive day to book.* It's a good idea to start searching for flights about one month before you plan to travel.*Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does Singapore Airlines fly nonstop from Bandaranaike Intl. Airport (CMB) to Tribhuvan Intl. Airport (KTM)?
Click on our "Nonstop" filter when browsing for direct Singapore Airlines flights from CMB to KTM. It's also a good way to compare other airlines offering the same direct route.
What is the earliest Singapore Airlines flight from CMB to KTM?
Filter your results by "Early Morning" and "Morning" to find the earliest departures from CMB to KTM. Taking off early means flight cancellations are less likely.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does Singapore Airlines fly into in Kathmandu?
Tribhuvan Intl. Airport (KTM) is the main Kathmandu hub for Singapore Airlines flights from Bandaranaike Intl. Airport (CMB).
What kind of luggage can I take on a Singapore Airlines flight from Bandaranaike Intl. Airport (CMB) to Tribhuvan Intl. Airport (KTM)?
For checked luggage, you can bring 2 checked-in bags weighing up to 50 lb with dimensions not exceeding 31 inches x 29 inches x 78 inches. You can also bring 2 cabin bags on board when flying standard economy from CMB to KTM with Singapore Airlines. This carry-on must weigh less than 15 lb and be no larger than 45 inches. Exceeding these restrictions can mean extra fees, so read Singapore Airlines's baggage allowance rules before you start packing.
Why fly with Singapore Airlines from CMB to KTM?
Offering an excellent in-flight experience and a 5-star airline rating, Singapore Airlines is a top choice for many travelers heading from CMB to KTM. Plus, if you're a Singapore Airlines KrisFlyer and One Key™ member booking through Expedia, you could earn OneKeyCash™* on eligible flights on top of your airline miles, which can go toward future getaways.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
Can I change or cancel my Singapore Airlines flight from Bandaranaike Intl. Airport (CMB) to Tribhuvan Intl. Airport (KTM)?
Depending on your fare type, a fee generally applies if you cancel or reschedule your flight more than 24 hours after it has been confirmed. To secure tickets with more flexibility, select our "No cancel fee" or "Changes included" filter when looking for flights. For more information on canceling or modifying your reservation, visit "Trips," select your flight and tick "Manage Booking."

Travel information

Origin airport
Bandaranaike Intl.
Destination airport
Tribhuvan Intl.
Airlines serving
Air China, Air India, Cathay Pacific, China Eastern Airlines, IndiGo, Malaysia Airlines, Qatar Airways, Singapore Airlines, SriLankan Airlines, Thai Airways International, Turkish Airlines, flydubai
Popular airline
Air India
Distance
1462 mi
Average flight time
3 hours 45 mins

Explore a world of travel with Expedia

*Available to One Key members.