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Kathmandu

Find cheap Singapore Airlines flights to Kathmandu

CMH — KTM
Aug 26 — Sep 21
Wed 8/26
Wed 9/2
1 adult, Economy
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Find Singapore Airlines flight deals to Kathmandu

Cheapest Singapore Airlines flights from USA to Kathmandu
Explore the most affordable Singapore Airlines flight options available from USA to Kathmandu. Find the lowest fares with prices last updated on July 27, 2026.

This KAYAK deal was found by Cheapflights users on 7/24. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2010:15 am
SEA
-
KTM
1 stop22h 30m
Singapore Airlines
Wed 10/1411:10 pm
KTM
-
SEA
1 stop22h 20m
Singapore Airlines
Deal found 7/24$1,226
This Kiwi.com deal was found by Cheapflights users on 7/26. 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.
Tue 8/2511:45 am
SFO
-
KTM
1 stop45h 00m
Singapore Airlines
Thu 9/2410:50 pm
KTM
-
SFO
1 stop23h 45m
Singapore Airlines
Deal found 7/26$1,301
This oojo deal was found by Cheapflights users on 7/24. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1810:15 am
SEA
-
KTM
1 stop22h 30m
Singapore Airlines
Wed 10/1411:10 pm
KTM
-
SEA
1 stop22h 20m
Singapore Airlines
Deal found 7/24$1,397

Flights to Kathmandu with Singapore Airlines at a glance

Find detailed information about Singapore Airlines flights from USA to Kathmandu. Explore the options provided by Singapore Airlines to plan your journey from USA to Kathmandu. Data last updated July 27, 2026.

Popular in

June

Cheapest in

September

Average price

$1,040

Round-trip from

$907

One-way from

$420
Highest demand for flights to Kathmandu with Singapore Airlines; 8% potential price increase.
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Best time to find cheap flights to Kathmandu with Singapore Airlines; 2% potential price drop.
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Average price for flights to Kathmandu with Singapore Airlines (round-trip).
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Singapore Airlines
  • Singapore Airlines
  • 9/6-10/21
  • 2 total stops
  • 44h 50m total
  • USA to Kathmandu
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Singapore Airlines
  • Singapore Airlines
  • 9/6
  • 1 total stop
  • 22h 30m total
  • USA to Kathmandu
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Cheapflights Insights

Find cheap Singapore Airlines flights to Kathmandu

How long is the flight to Kathmandu with Singapore Airlines?

On average, Singapore Airlines flights from the United States to Kathmandu take 21 hours 48 minutes. Flights to Kathmandu from other popular cities in the United States will vary in length. Below are a few examples of popular routes and their flight times.

When is the best time to book a flight to Kathmandu with Singapore Airlines?

The best time to book a flight to Kathmandu with Singapore Airlines is 25 days before departure. On average, fares are higher if you book 31 days before departure.

FAQs about flights to Kathmandu with Singapore Airlines

  • Which airport do Singapore Airlines flights arrive at when travelling to Kathmandu?

    Singapore Airlines flights on this route tend to land at Kathmandu Tribhuvan Airport.

  • Is Singapore Airlines the cheapest airline for a flight to Kathmandu?

    Flight prices will depend on many factors like date, time and cabin class so it is worth comparing flights before booking. Based on Cheapflights data the cheapest average return price for flights to Kathmandu tends to be with United Airlines.

  • Are there alternative airlines other than Singapore Airlines that fly to Kathmandu?

    Qatar Airways, Cathay Pacific and Turkish Airlines all fly to Kathmandu and offer an alternative to Singapore Airlines.

  • How much is a flight to Kathmandu with Singapore Airlines?

    The average price for a return flight with Singapore Airlines is $1,326; with a one-way flight around $511.

See more FAQs

Reviews of Singapore Airlines

See what Cheapflights users have to say about their Singapore Airlines experience.
Singapore Airlines
8.2
Very good
1,584 reviews
Overview

Entertainment

8.1

Boarding

8.3

Comfort

8.0

Crew

8.6

Food

7.8

Popular Singapore Airlines flights

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