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Kathmandu To St Louis Flights

  • One-Way
  • Round-Trip
  • Multi-City

From

Indira Gandhi International Airport

To

Chhatrapati Shivaji International Airport

DEPARTURE DATE

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Friday

Return Date

Book a round trip
to save more

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TRAVELLER & CLASS

1 Traveller

Economy

November
December
January
February
March
April
August
September
October

November is by far the best month, wherein you can get cheapest flights for Kathmandu to St Louis. Meanwhile, is perceived as the expensive month due to the varying factors. That’s why it’s highly advised to make advanced online flight booking to save huge amounts of money.

disclDisclaimer - All the above-mentioned fares were found within last 48 hrs. The displayed fares are based on historical data and are subject to change. The fares cannot be guaranteed at the time of booking.

Best Flight From Kathmandu To St Louis

Cheapest
Korean Air
Korean Air

KTM

19:20

Kathmandu

Tribhuvan International Airport

Sat , 04 Jul 2026

35h 44m
ellipse
2 Stop

STL

20:19

St Louis

St Louis Lambert International Airport

Sun, 05 Jul 2026

£577
Air India
Air India

KTM

21:00

Kathmandu

Tribhuvan International Airport

Sat , 04 Jul 2026

26h 05m
ellipse
2 Stop

STL

12:20

St Louis

St Louis Lambert International Airport

Sun, 05 Jul 2026

£815
Cathay Pacific airways
Cathay Pacific airways

KTM

23:00

Kathmandu

Tribhuvan International Airport

Sat , 04 Jul 2026

31h 48m
ellipse
2 Stop

STL

20:03

St Louis

St Louis Lambert International Airport

Sun, 05 Jul 2026

£931
Korean Air
Korean Air

KTM

19:20

Kathmandu

Tribhuvan International Airport

Sat , 04 Jul 2026

28h 19m
ellipse
2 Stop

STL

12:54

St Louis

St Louis Lambert International Airport

Sun, 05 Jul 2026

£936
KLM Royal Dutch Airlines
KLM Royal Dutch Airlines

KTM

16:40

Kathmandu

Tribhuvan International Airport

Sat , 04 Jul 2026

34h 54m
ellipse
3 Stop

STL

16:49

St Louis

St Louis Lambert International Airport

Sun, 05 Jul 2026

£952
Emirates
Emirates

KTM

01:10

Kathmandu

Tribhuvan International Airport

Sat , 04 Jul 2026

30h 39m
ellipse
2 Stop

STL

21:04

St Louis

St Louis Lambert International Airport

Sat, 04 Jul 2026

£986
Cathay Pacific airways
Cathay Pacific airways

KTM

23:00

Kathmandu

Tribhuvan International Airport

Sat , 04 Jul 2026

28h 48m
ellipse
2 Stop

STL

17:03

St Louis

St Louis Lambert International Airport

Sun, 05 Jul 2026

£1244
Qatar Airways
Qatar Airways

KTM

10:05

Kathmandu

Tribhuvan International Airport

Sat , 04 Jul 2026

43h 01m
ellipse
2 Stop

STL

18:21

St Louis

St Louis Lambert International Airport

Sun, 05 Jul 2026

£1330
Qatar Airways
Qatar Airways

KTM

18:00

Kathmandu

Tribhuvan International Airport

Sat , 04 Jul 2026

32h 56m
ellipse
2 Stop

STL

16:11

St Louis

St Louis Lambert International Airport

Sun, 05 Jul 2026

£1474
KLM Royal Dutch Airlines
KLM Royal Dutch Airlines

KTM

16:40

Kathmandu

Tribhuvan International Airport

Sat , 04 Jul 2026

34h 03m
ellipse
3 Stop

STL

15:58

St Louis

St Louis Lambert International Airport

Sun, 05 Jul 2026

£1667
Swiss
Swiss

KTM

21:00

Kathmandu

Tribhuvan International Airport

Sat , 04 Jul 2026

29h 06m
ellipse
3 Stop

STL

15:21

St Louis

St Louis Lambert International Airport

Sun, 05 Jul 2026

£1844
ellipse

Early Morning Flight Kathmandu to St Louis

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Cheapest Flight
Found
£3933
group
Average Flight
Time
47h 03m
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Date/Time
04 Jul 2026
00:25 AM
plane
Airlines
Thai Airways
Ellipse

Late Night Flight Kathmandu to St Louis

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Cheapest Flight
Found
£931
group
Average Flight
Time
31h 48m
calendar
Date/Time
04 Jul 2026
23:00 PM
plane
Airlines
Cathay Pacific airways

Flights from Kathmandu to St Louis with Easemytrip

Flying from Kathmandu to St Louis has never been easier. Whether you’re planning a short business trip, a weekend getaway, or reconnecting with family and friends, Easemytrip brings you the best deals, seamless booking, and flexible options for this popular flight route. Our platform is built to help travellers like you compare flight prices, explore direct and connecting options, and find the perfect departure time — all within a few clicks.

The air route between Kathmandu to St Louis is one of the most frequently travelled, offering reliable services from top airlines and excellent connectivity between Tribhuvan International Airport (KTM) and St Louis Lambert International Airport (STL). You can expect a flight distance of approximately 12613 km, and most direct services cover it in around 22:13.

Let’s take a closer look at everything you need to know before booking your flight from Kathmandu to St Louis.

Travel Overview: Kathmandu to St Louis

Flight Details Information
Route Distance 12613 km
Average Flight Time 22:13 hrs
Departure Airport Tribhuvan International Airport (KTM)
Arrival Airport St Louis Lambert International Airport (STL)
Cabin Classes Available Economy Class, Premium Economy, Business Class, First Class
Direct Flights NO
Common Airlines Korean Air, Air India, Cathay Pacific airways, KLM Royal Dutch Airlines

The route is serviced regularly by both full-service and budget airlines, catering to all types of travellers — from those looking for no-frills budget options to those preferring business and first-class comfort. If you're flying for business, early morning weekday flights are a great choice, while leisure travellers often opt for weekend and evening departures.

Read more

FAQs about flights from Kathmandu to St Louis

Are there direct flights from Kathmandu to St Louis?

How early should I book?

Which airlines offer the most frequent service?

Is it cheaper to fly round-trip or one-way?

Can I mix airlines for departure and return?

Is it possible to change or cancel my booking after confirmation?

Can I book additional baggage or in-flight services in advance?