Cheap flights from St. Louis (STL) to Kathmandu (KTM) from $1,384

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/8. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
STL — KTM
Mar 24 — Mar 311

The best prices from Lambert-St Louis to Kathmandu Tribhuvan are usually found in February or September, booked 76 days in advance, depart on a Wednesday or Tuesday and return on a Monday

Cheap flight deals from St. Louis to Kathmandu

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) 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 March 19, 2024.

Popular in

June

Cheapest in

February

Average price

$1,697

Round-trip from

$1,298
High demand for flights, 32% potential price rise
Best time to find cheap flights, 13% potential price drop
Average for round-trip flights in March 2024
From Lambert-St Louis to Kathmandu Tribhuvan

What is the cheapest day to fly round-trip from St. Louis to Kathmandu?

Departing on a Tuesday is a good option for securing a great price. You can expect to save up to 21% when planning your travel around this day of the week.

How far in advance should I book a flight from St. Louis to Kathmandu?

Users have found that booking a flight from St. Louis to Kathmandu at least 38 days early can save you up to 78% on average compared to booking a flight this week. If booking 38 days before your flight isn’t an option for you, users have found flights from St. Louis to Kathmandu for as little as $1,918 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $2,551 for flights departing within the next 3 days.

What is the cheapest month to fly from St. Louis to Kathmandu?

Flights from St. Louis to Kathmandu lean towards being more expensive in June. Prices are generally better when you fly from St. Louis to Kathmandu in February, with the cheapest ticket starting at $1,273.

When is the cheapest time to fly from St. Louis to Kathmandu (STL - KTM)?

It’s optimal to fly from St. Louis to Kathmandu in the evening. By choosing this option you can save up to 10% on the cost of your flight, compared to a flight at noon.

Cheap Qatar Airways flights from St. Louis to Kathmandu

Explore cheap flight options specifically provided by Qatar Airways for the route between St. Louis and Kathmandu. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 3,145,932 searches. Data last updated March 19, 2024.
Mon 5/64:48 pmSTL - KTM
2 stops45h 27mQatar Airways
Tue 8/132:15 amKTM - STL
2 stops28h 41mQatar Airways
Deal found 3/18$1,485
Mon 5/64:48 pmSTL - KTM
2 stops61h 12mQatar Airways
Wed 8/1411:50 amKTM - STL
2 stops43h 06mQatar Airways
Deal found 3/18$1,490
Mon 4/2211:26 amSTL - KTM
2 stops36h 19mQatar Airways
Sun 5/262:15 amKTM - STL
2 stops32h 29mQatar Airways
Deal found 3/17$1,494
Thu 4/116:40 amSTL - KTM
2 stops31h 35mQatar Airways
Mon 4/229:55 amKTM - STL
2 stops45h 33mQatar Airways
Deal found 3/18$1,570
Wed 5/81:40 pmSTL - KTM
2 stops24h 35mQatar Airways
Fri 5/172:15 amKTM - STL
2 stops32h 29mQatar Airways
Deal found 3/18$1,641
Thu 5/165:19 amSTL - KTM
2 stops32h 56mQatar Airways
Tue 8/132:15 amKTM - STL
2 stops28h 41mQatar Airways
Deal found 3/18$1,666
Thu 5/164:48 pmSTL - KTM
2 stops30h 57mQatar Airways
Wed 8/1411:50 amKTM - STL
2 stops43h 06mQatar Airways
Deal found 3/18$1,675
Fri 4/512:20 pmSTL - KTM
2 stops25h 55mQatar Airways
Tue 4/236:00 pmKTM - STL
2 stops37h 28mQatar Airways
Deal found 3/18$1,714
Fri 4/1212:03 pmSTL - KTM
2 stops26h 12mQatar Airways
Sun 4/212:15 amKTM - STL
2 stops32h 29mQatar Airways
Deal found 3/18$1,716

Cheap St. Louis to Kathmandu flights in March & April 2024

Find cheap flight options from St. Louis to Kathmandu specifically for the months of March and April 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,145,932 searches. Prices were last updated on March 19, 2024.
Mon 4/226:37 pmSTL - KTM
2 stops29h 08mMultiple Airlines
Mon 5/2711:50 amKTM - STL
2 stops39h 13mMultiple Airlines
Deal found 3/17$1,385
Mon 4/2211:07 amSTL - KTM
3 stops27h 08mMultiple Airlines
Mon 5/276:00 pmKTM - STL
3 stops32h 13mMultiple Airlines
Deal found 3/17$1,386
Mon 4/2212:07 pmSTL - KTM
2 stops33h 48mMultiple Airlines
Mon 5/276:00 pmKTM - STL
3 stops32h 13mMultiple Airlines
Deal found 3/17$1,388
Mon 4/226:37 pmSTL - KTM
2 stops29h 08mMultiple Airlines
Sun 5/262:15 amKTM - STL
3 stops31h 29mMultiple Airlines
Deal found 3/17$1,389
Tue 3/266:35 amSTL - KTM
2 stops31h 40mMultiple Airlines
Fri 9/276:00 pmKTM - STL
2 stops35h 13mMultiple Airlines
Deal found 3/18$1,441
Tue 3/2611:53 amSTL - KTM
3 stops26h 22mMultiple Airlines
Fri 9/2711:50 amKTM - STL
2 stops37h 03mMultiple Airlines
Deal found 3/18$1,446
Sat 4/136:40 amSTL - KTM
2 stops31h 35mMultiple Airlines
Mon 4/2211:50 amKTM - STL
2 stops43h 38mMultiple Airlines
Deal found 3/18$1,493
Mon 4/2211:26 amSTL - KTM
2 stops36h 19mQatar Airways
Sun 5/262:15 amKTM - STL
2 stops32h 29mQatar Airways
Deal found 3/17$1,494
Fri 4/126:40 amSTL - KTM
2 stops47h 20mMultiple Airlines
Mon 4/2211:00 pmKTM - STL
2 stops32h 28mMultiple Airlines
Deal found 3/18$1,562

St. Louis to Kathmandu 2024 flight deals

Discover exclusive flight deals for travel between St. Louis and Kathmandu in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,145,932 searches. Data last updated March 19, 2024.
Wed 5/82:00 pmSTL - KTM
3 stops24h 15mMultiple Airlines
Sat 5/1811:50 amKTM - STL
2 stops36h 04mMultiple Airlines
Deal found 3/18$1,384
Mon 4/226:37 pmSTL - KTM
2 stops29h 08mMultiple Airlines
Mon 5/2711:50 amKTM - STL
2 stops39h 13mMultiple Airlines
Deal found 3/17$1,385
Mon 4/2211:07 amSTL - KTM
3 stops27h 08mMultiple Airlines
Mon 5/276:00 pmKTM - STL
3 stops32h 13mMultiple Airlines
Deal found 3/17$1,386
Mon 4/2212:07 pmSTL - KTM
2 stops33h 48mMultiple Airlines
Mon 5/276:00 pmKTM - STL
3 stops32h 13mMultiple Airlines
Deal found 3/17$1,388
Mon 4/226:37 pmSTL - KTM
2 stops29h 08mMultiple Airlines
Sun 5/262:15 amKTM - STL
3 stops31h 29mMultiple Airlines
Deal found 3/17$1,389
Tue 3/266:35 amSTL - KTM
2 stops31h 40mMultiple Airlines
Fri 9/276:00 pmKTM - STL
2 stops35h 13mMultiple Airlines
Deal found 3/18$1,441
Tue 3/2611:53 amSTL - KTM
3 stops26h 22mMultiple Airlines
Fri 9/2711:50 amKTM - STL
2 stops37h 03mMultiple Airlines
Deal found 3/18$1,446
Mon 5/64:48 pmSTL - KTM
2 stops45h 27mQatar Airways
Tue 8/132:15 amKTM - STL
2 stops28h 41mQatar Airways
Deal found 3/18$1,485
Mon 5/64:48 pmSTL - KTM
2 stops61h 12mQatar Airways
Wed 8/1411:50 amKTM - STL
2 stops43h 06mQatar Airways
Deal found 3/18$1,490

St. Louis to Kathmandu flights leaving soon

Find last-minute flight options from St. Louis to Kathmandu for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 3,145,932 searches. Data last updated March 19, 2024.
Tue 3/266:35 amSTL - KTM
2 stops31h 40mMultiple Airlines
Fri 9/276:00 pmKTM - STL
2 stops35h 13mMultiple Airlines
Deal found 3/18$1,441
Tue 3/2611:53 amSTL - KTM
3 stops26h 22mMultiple Airlines
Fri 9/2711:50 amKTM - STL
2 stops37h 03mMultiple Airlines
Deal found 3/18$1,446
Tue 3/265:30 pmSTL - KTM
3 stops29h 25mMultiple Airlines
Fri 9/275:00 pmKTM - STL
3 stops34h 59mMultiple Airlines
Deal found 3/18$2,173
Tue 3/2612:00 pmSTL - KTM
3 stops35h 10mMultiple Airlines
Thu 9/261:05 amKTM - STL
3 stops31h 15mMultiple Airlines
Deal found 3/18$2,569

Find flights from St. Louis to Kathmandu within your budget

Customize your flight search to find flights from St. Louis 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 3,145,932 searches. Data last updated March 19, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$1,384 - $1,570

Route

Depart

Return

Price

Lambert-St LouisKathmandu Tribhuvan

STL - KTM

STLKTM

Lambert-St Louis

Wed 5/8

3 stops24h 15m

Kathmandu Tribhuvan

Sat 5/18

2 stops36h 04m

$1,384

Lambert-St LouisKathmandu Tribhuvan

STL - KTM

STLKTM

Lambert-St Louis

Mon 4/22

2 stops29h 08m

Kathmandu Tribhuvan

Mon 5/27

2 stops39h 13m

$1,385

Lambert-St LouisKathmandu Tribhuvan

STL - KTM

STLKTM

Lambert-St Louis

Mon 4/22

3 stops27h 08m

Kathmandu Tribhuvan

Mon 5/27

3 stops32h 13m

$1,386

Lambert-St LouisKathmandu Tribhuvan

STL - KTM

STLKTM

Lambert-St Louis

Mon 4/22

2 stops33h 48m

Kathmandu Tribhuvan

Mon 5/27

3 stops32h 13m

$1,388

Lambert-St LouisKathmandu Tribhuvan

STL - KTM

STLKTM

Lambert-St Louis

Mon 4/22

2 stops29h 08m

Kathmandu Tribhuvan

Sun 5/26

3 stops31h 29m

$1,389

Lambert-St LouisKathmandu Tribhuvan

STL - KTM

STLKTM

Lambert-St Louis

Mon 5/6

2 stops45h 27m

Kathmandu Tribhuvan

Tue 8/13

2 stops28h 41m

$1,485

Lambert-St LouisKathmandu Tribhuvan

STL - KTM

STLKTM

Lambert-St Louis

Mon 5/6

2 stops61h 12m

Kathmandu Tribhuvan

Wed 8/14

2 stops43h 06m

$1,490

Lambert-St LouisKathmandu Tribhuvan

STL - KTM

STLKTM

Lambert-St Louis

Mon 4/22

2 stops36h 19m

Kathmandu Tribhuvan

Sun 5/26

2 stops32h 29m

$1,494

Lambert-St LouisKathmandu Tribhuvan

STL - KTM

STLKTM

Lambert-St Louis

Thu 4/11

2 stops31h 35m

Kathmandu Tribhuvan

Mon 4/22

2 stops45h 33m

$1,570

Flights are sorted by cheapest first

Deals found on 3/18

When is the best time to book a flight from St. Louis to Kathmandu?

Use this chart to determine the optimal time to book a round-trip flight from St. Louis to Kathmandu. Price data was last updated on January 28, 2024.
The best time to book flights from St. Louis to Kathmandu is 75 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Search Deals

When is the cheapest time to fly from St. Louis to Kathmandu?

Use this chart to determine the cheapest time to fly round-trip from St. Louis to Kathmandu. Price data was last updated on March 10, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their St. Louis to Kathmandu flight should consider departing on Monday mornings when fares are most often at their lowest. Saturday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to Kathmandu by month

Plan your trip from St. Louis to Kathmandu by taking into account the cheapest months to travel. The average price of a one-way flight from St. Louis to Kathmandu is currently $0 while a round-trip flight costs $1,441. Price data was last updated on March 10, 2024.

Currently, September is the cheapest month in which you can book a flight from St. Louis to Kathmandu (average of $1,298). Flying from St. Louis to Kathmandu in June is currently the most expensive (average of $1,901). 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.

January

$1,318

February

$1,348

March

$1,344

April

$1,390

May

$1,461

June

$1,901

July

$1,584

August

$1,315

September

$1,298

October

$1,514

November

$1,524

December

$1,655

Temperature and rainfall in Kathmandu by month

Plan your trip to Kathmandu by taking into account the average temperature and rainfall totals by month.

KTM

Temperature

50 - 73.4 °F

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 March 19, 2024.
7.7
Good
4,578 reviews

Crew

8.2

Entertainment

7.7

Overall

7.7

Comfort

7.7

Food

7.6

Boarding

7.8

Reviews

1 / 10

Service was slow in the flight from iad to doh. The entertainment was not working in the flight from doh to ccu

7.7
Good
4,578 reviews
7.7
Good
4,578 reviews

Crew

8.2

Entertainment

7.7

Overall

7.7

Comfort

7.7

Food

7.6

Boarding

7.8

Reviews

1 / 10

Service was slow in the flight from iad to doh. The entertainment was not working in the flight from doh to ccu

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Kathmandu. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • Can I find flights from St. Louis to Kathmandu for under $1,400 on Cheapflights?

    Yes, there are multiple flights from St. Louis to Kathmandu for under $1,400. The cheapest flight booked recently is on Multiple Airlines for just $1,384, but on average you can expect to pay $1,528.

  • Are there last-minute flights available from St. Louis to Kathmandu for under $1,500?

    There are currently 4+ open flights from St. Louis to Kathmandu within the next 7 days for less than $1,500.

  • What is the cheapest airline to fly from St. Louis to Kathmandu round-trip?

    Our cheapest airline available from St. Louis to Kathmandu is Qatar Airways. Our recent data shows that you can find tickets from as low as $1,485 on this airline. Qatar Airways is currently priced 15% below the average price you’ll pay for this route.

  • What does STL to KTM mean?

    STL and KTM are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. STL to KTM refers to a flight route from Lambert-St Louis Airport to Kathmandu Tribhuvan Airport.

See more FAQs

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Alternative routes for St. Louis to Kathmandu
See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from St. Louis to Kathmandu

Discover the top airline that operate flights from St. Louis 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 3,145,932 searches. Data last updated March 19, 2024.
AirlineCheapestAverageFlexibilityOn-time
Qatar AirwaysCheapest$1,369Average$1,663FlexibilityNo cancel feeOn-time68%
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Find flights from St. Louis to Kathmandu, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Fly with Cheapflights

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Why should you use Cheapflights to find cheap flight tickets from St. Louis to Kathmandu?

Cheapflights simply makes it quick and affordable to book flights from St. Louis to Kathmandu by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from St. Louis to Kathmandu with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from St. Louis to Kathmandu, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from St. Louis to Kathmandu become cheaper?

Not ready to book yet? You can track prices for flights from St. Louis to Kathmandu on Cheapflights with our Price Alert feature and get notified when better prices are available.

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