$713+ Cheap flights from Kathmandu (KTM) to St. Louis (STL)
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 12/9. Fares are subject to change and may not be available on all flights or dates of travel.
KTM — STL
Oct 19 — Oct 261
Round-trip
1 adult, Economy
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Find cheap flights from Kathmandu to St. Louis with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Kathmandu to St. Louis
One-way
One-way flights from Kathmandu to St. LouisSearch for one-way flight options from Kathmandu to St. Louis. Find affordable one-way fares based on user searches. Data last updated September 19, 2026.
Search for one-way flight options from Kathmandu to St. Louis. Find affordable one-way fares based on user searches. Data last updated September 19, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
Wed 12/99:40 pm -
3 stops45h 14m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Multiple Airlines logo]()
$713
This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
Wed 12/29:40 pm -
3 stops49h 22m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Multiple Airlines logo]()
$736
This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
Sat 12/129:40 pm -
3 stops49h 22m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Multiple Airlines logo]()
$737
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 12/16:30 am -
3 stops40h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Multiple Airlines logo]()
$820
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 12/87:35 am -
3 stops47h 04m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Multiple Airlines logo]()
$836
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 12/157:35 am -
3 stops39h 14m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Multiple Airlines logo]()
$838
This Kiwi.com deal was found by Cheapflights users on 9/19. 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.
Mon 11/239:40 pm -
3 stops55h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/19![Multiple Airlines logo]()
$856
This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
Thu 12/107:35 am -
3 stops39h 07m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Multiple Airlines logo]()
$872
This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
Sun 12/69:40 pm -
3 stops38h 04m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Multiple Airlines logo]()
$877
This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
Thu 2/1812:25 am -
3 stops35h 04m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Multiple Airlines logo]()
$885
This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
Fri 12/1110:05 am -
3 stops50h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Multiple Airlines logo]()
$905
This Kiwi.com deal was found by Cheapflights users on 9/15. 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.
Sun 12/139:40 pm -
3 stops38h 04m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Multiple Airlines logo]()
$911
Find flight deals from Kathmandu to St. Louis
Discover tips and strategies to find the most affordable flight options for your journey from Kathmandu (KTM) to St. Louis (STL). 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 September 19, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Cheapflights Fare Finder
Customize your flight search to find flights from Kathmandu to St. Louis 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 7,457,451 searches. Data last updated September 19, 2026.
Use the filters below to find and compare flights from Kathmandu to St. Louis that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
KathmanduSt. Louis
KTM Kathmandu Tribhuvan - STL Lambert-St Louis
KTMSTL
Kathmandu Tribhuvan
Mon 11/23
9:40 pm-5:40 pm
3 stops55h 45m
Lambert-St Louis
Wed 12/31
12:00 am-11:30 am
Nonstop0h 00m
$856
KathmanduSt. Louis
KTM Kathmandu Tribhuvan - STL Lambert-St Louis
KTMSTL
Kathmandu Tribhuvan
Mon 11/23
5:40 pm-11:59 pm
2 stops42h 04m
Lambert-St Louis
Wed 12/31
12:00 am-11:30 am
Nonstop0h 00m
$1,064
KathmanduSt. Louis
KTM Kathmandu Tribhuvan - STL Lambert-St Louis
KTMSTL
Kathmandu Tribhuvan
Wed 2/17
12:45 pm-3:41 pm
2 stops38h 41m
Lambert-St Louis
Wed 12/31
12:00 am-11:30 am
Nonstop0h 00m
$1,119
Quickest round-trip
KathmanduSt. Louis
KTM Kathmandu Tribhuvan - STL Lambert-St Louis
KTMSTL
Kathmandu Tribhuvan
Fri 3/12
7:25 pm-2:43 pm
2 stops31h 03m
Lambert-St Louis
Wed 12/31
12:00 am-11:30 am
Nonstop0h 00m
$1,158
KathmanduSt. Louis
KTM Kathmandu Tribhuvan - STL Lambert-St Louis
KTMSTL
Kathmandu Tribhuvan
Sat 3/13
12:45 pm-2:41 pm
2 stops61h 41m
Lambert-St Louis
Wed 12/31
12:00 am-11:30 am
Nonstop0h 00m
$1,188
KathmanduSt. Louis
KTM Kathmandu Tribhuvan - STL Lambert-St Louis
KTMSTL
Kathmandu Tribhuvan
Wed 2/24
3:00 pm-9:13 pm
2 stops41h 58m
Lambert-St Louis
Wed 12/31
12:00 am-11:30 am
Nonstop0h 00m
$1,209
KathmanduSt. Louis
KTM Kathmandu Tribhuvan - STL Lambert-St Louis
KTMSTL
Kathmandu Tribhuvan
Mon 12/14
9:20 am-7:26 pm
2 stops45h 51m
Lambert-St Louis
Wed 12/31
12:00 am-11:30 am
Nonstop0h 00m
$1,243
KathmanduSt. Louis
KTM Kathmandu Tribhuvan - STL Lambert-St Louis
KTMSTL
Kathmandu Tribhuvan
Sat 12/19
9:20 am-7:02 pm
2 stops45h 27m
Lambert-St Louis
Wed 12/31
12:00 am-11:30 am
Nonstop0h 00m
$1,243
KathmanduSt. Louis
KTM Kathmandu Tribhuvan - STL Lambert-St Louis
KTMSTL
Kathmandu Tribhuvan
Sat 11/21
7:35 am-8:55 am
3 stops37h 05m
Lambert-St Louis
Wed 12/31
12:00 am-11:30 am
Nonstop0h 00m
$2,746
Sorted by cheapest first
- Most accurate provider: When it comes to deals on Kathmandu-St. Louis flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Kathmandu-St. Louis flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Kathmandu-St. Louis flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Kathmandu-St. Louis flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Kathmandu-St. Louis flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Kathmandu to St. Louis
Have a flexible travel schedule? Discover the best time to fly to St. Louis from Kathmandu with our price prediction graph.
KTM-STL
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Related info for your journey
Find useful and relevant information for your journey from Kathmandu to St. Louis. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near St. Louis?
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