$850+ Cheap flights from St. Louis (STL) to Kathmandu (KTM)
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 4/22. Fares are subject to change and may not be available on all flights or dates of travel.
STL — KTM
Nov 29 — Dec 61
Round-trip
1 adult, Economy
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Find cheap flights from St. Louis to Kathmandu 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
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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 St. Louis to Kathmandu
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Best
Last-minute
One-way
Cheapest flights from St. Louis to KathmanduExplore the most affordable flight options available from St. Louis to Kathmandu. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2026.
Explore the most affordable flight options available from St. Louis to Kathmandu. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2026.
This FlightHub deal was found by Cheapflights users on 10/27. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/171:20 pm -
2 stops39h 10m
Thu 12/175:30 pm -
2 stops42h 31m
Deal found 10/27![Qatar Airways logo]()
$1,526
This Globehunters deal was found by Cheapflights users on 10/28. 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 Globehunters is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/266:02 am -
2 stops44h 48m
Thu 12/175:30 pm -
2 stops41h 05m
Deal found 10/28![Qatar Airways logo]()
$1,528
This Globehunters deal was found by Cheapflights users on 10/27. 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 Globehunters is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/246:55 pm -
2 stops33h 35m
Thu 12/245:30 pm -
2 stops40h 50m
Deal found 10/27![Qatar Airways logo]()
$1,558
This Globehunters deal was found by Cheapflights users on 10/27. 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 Globehunters is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/167:06 pm -
2 stops34h 54m
Wed 12/165:30 pm -
2 stops38h 11m
Deal found 10/27![Qatar Airways logo]()
$1,560
This Ovago deal was found by Cheapflights users on 10/27. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/86:02 am -
2 stops38h 33m
Mon 11/237:00 pm -
2 stops30h 43m
Deal found 10/27![Qatar Airways logo]()
$1,600
This oojo deal was found by Cheapflights users on 10/26. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/247:26 am -
2 stops43h 24m
Tue 12/15:30 pm -
2 stops38h 13m
Deal found 10/26![Qatar Airways logo]()
$1,602
This oojo deal was found by Cheapflights users on 10/27. 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.
Thu 11/1210:38 am -
2 stops40h 12m
Sat 12/125:30 pm -
2 stops37h 04m
Deal found 10/27![Qatar Airways logo]()
$1,603
This Turkish Airlines deal was found by Cheapflights users on 10/30. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/238:00 pm -
2 stops51h 35m
Sat 1/2312:45 pm -
2 stops54h 45m
Deal found 10/30![Multiple Airlines logo]()
$1,643
This Turkish Airlines deal was found by Cheapflights users on 10/30. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2410:15 am -
2 stops37h 20m
Mon 1/2512:45 pm -
2 stops54h 45m
Deal found 10/30![Multiple Airlines logo]()
$1,656
This Turkish Airlines deal was found by Cheapflights users on 10/30. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/238:00 pm -
2 stops51h 35m
Thu 1/2112:45 pm -
2 stops54h 55m
Deal found 10/30![Multiple Airlines logo]()
$1,666
This Turkish Airlines deal was found by Cheapflights users on 10/30. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/238:00 pm -
2 stops51h 35m
Sun 1/2412:45 pm -
2 stops44h 37m
Deal found 10/30![Multiple Airlines logo]()
$1,671
Best flights from St. Louis to KathmanduDiscover carefully curated flight deals from St. Louis to Kathmandu that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 30, 2026.
Discover carefully curated flight deals from St. Louis to Kathmandu that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 30, 2026.
This oojo deal was found by Cheapflights users on 10/26. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/123:24 pm -
2 stops62h 36m
Tue 5/410:05 am -
2 stops48h 24m
Deal found 10/26![Qatar Airways logo]()
$1,371
This Turkish Airlines deal was found by Cheapflights users on 10/25. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/17:29 am -
2 stops40h 06m
Mon 3/112:45 pm -
2 stops54h 45m
Deal found 10/25![Multiple Airlines logo]()
$1,439
This oojo deal was found by Cheapflights users on 10/28. 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.
Fri 2/53:54 pm -
2 stops60h 36m
Fri 4/210:05 am -
2 stops45h 34m
Deal found 10/28![Qatar Airways logo]()
$1,547
This Turkish Airlines deal was found by Cheapflights users on 10/30. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2410:15 am -
2 stops37h 20m
Mon 1/2512:45 pm -
2 stops54h 45m
Deal found 10/30![Multiple Airlines logo]()
$1,656
This oojo deal was found by Cheapflights users on 10/27. 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.
Sat 2/276:23 am -
2 stops38h 12m
Wed 3/107:00 pm -
2 stops37h 16m
Deal found 10/27![Qatar Airways logo]()
$1,548
This Turkish Airlines deal was found by Cheapflights users on 10/30. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2410:15 am -
2 stops37h 20m
Tue 1/2612:45 pm -
2 stops54h 45m
Deal found 10/30![Multiple Airlines logo]()
$1,679
This oojo deal was found by Cheapflights users on 10/27. 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.
Thu 11/1210:38 am -
2 stops40h 12m
Sat 12/125:30 pm -
2 stops37h 04m
Deal found 10/27![Qatar Airways logo]()
$1,603
This Turkish Airlines deal was found by Cheapflights users on 10/29. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/2210:15 am -
2 stops37h 20m
Thu 1/2112:45 pm -
2 stops44h 37m
Deal found 10/29![Multiple Airlines logo]()
$1,709
This Turkish Airlines deal was found by Cheapflights users on 10/29. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/259:35 am -
2 stops38h 00m
Wed 1/2012:45 pm -
2 stops54h 45m
Deal found 10/29![Multiple Airlines logo]()
$1,846
This Turkish Airlines deal was found by Cheapflights users on 10/26. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/2010:10 am -
2 stops37h 25m
Wed 1/2012:45 pm -
2 stops44h 37m
Deal found 10/26![Multiple Airlines logo]()
$1,894
Last-minute flights from St. Louis to KathmanduDiscover last-minute flight deals from St. Louis to Kathmandu. Data last updated October 30, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to Kathmandu. Data last updated October 30, 2026 and is based on user searches.
This Ovago deal was found by Cheapflights users on 10/27. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/86:02 am -
2 stops38h 33m
Mon 11/237:00 pm -
2 stops30h 43m
Deal found 10/27![Qatar Airways logo]()
$1,600
This KAYAK deal was found by Cheapflights users on 10/27. 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.
Sun 11/86:15 pm -
2 stops56h 35m
Tue 12/85:30 pm -
2 stops40h 05m
Deal found 10/27![Qatar Airways logo]()
$1,678
This oojo deal was found by Cheapflights users on 10/27. 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.
Thu 11/1210:38 am -
2 stops40h 12m
Sat 12/125:30 pm -
2 stops37h 04m
Deal found 10/27![Qatar Airways logo]()
$1,603
This Globehunters deal was found by Cheapflights users on 10/27. 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 Globehunters is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/167:06 pm -
2 stops34h 54m
Wed 12/165:30 pm -
2 stops38h 11m
Deal found 10/27![Qatar Airways logo]()
$1,560
This FlightHub deal was found by Cheapflights users on 10/27. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/171:20 pm -
2 stops39h 10m
Thu 12/175:30 pm -
2 stops42h 31m
Deal found 10/27![Qatar Airways logo]()
$1,526
This Globehunters deal was found by Cheapflights users on 10/27. 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 Globehunters is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/246:55 pm -
2 stops33h 35m
Thu 12/245:30 pm -
2 stops40h 50m
Deal found 10/27![Qatar Airways logo]()
$1,558
This oojo deal was found by Cheapflights users on 10/26. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/247:26 am -
2 stops43h 24m
Tue 12/15:30 pm -
2 stops38h 13m
Deal found 10/26![Qatar Airways logo]()
$1,602
This Expedia deal was found by Cheapflights users on 10/28. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/256:02 am -
2 stops47h 58m
Wed 12/25:30 pm -
2 stops37h 04m
Deal found 10/28![Qatar Airways logo]()
$1,718
This Globehunters deal was found by Cheapflights users on 10/28. 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 Globehunters is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/266:02 am -
2 stops44h 48m
Thu 12/175:30 pm -
2 stops41h 05m
Deal found 10/28![Qatar Airways logo]()
$1,528
This Ovago deal was found by Cheapflights users on 10/29. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/266:02 am -
2 stops46h 28m
Thu 12/35:30 pm -
2 stops37h 04m
Deal found 10/29![Qatar Airways logo]()
$1,691
This Trip.com deal was found by Cheapflights users on 10/30. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/271:14 pm -
2 stops39h 16m
Fri 12/43:50 pm -
2 stops39h 52m
Deal found 10/30![Qatar Airways logo]()
$1,688
One-way flights from St. Louis to KathmanduSearch for one-way flight options from St. Louis to Kathmandu. Find affordable one-way fares based on user searches. Data last updated October 30, 2026.
Search for one-way flight options from St. Louis to Kathmandu. Find affordable one-way fares based on user searches. Data last updated October 30, 2026.
This Justfly.com deal was found by Cheapflights users on 10/25. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/2212:27 pm -
2 stops33h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![Qatar Airways logo]()
$850
This FlightHub deal was found by Cheapflights users on 10/28. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/256:02 am -
2 stops47h 58m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![Qatar Airways logo]()
$860
This Kiwi.com deal was found by Cheapflights users on 10/25. 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 1/113:54 pm -
3 stops58h 26m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![Multiple Airlines logo]()
$863
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 11/246:00 am -
3 stops51h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![Multiple Airlines logo]()
$869
This Kiwi.com deal was found by Cheapflights users on 10/25. 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 4/227:00 am -
3 stops53h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![Multiple Airlines logo]()
$870
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 11/241:14 pm -
2 stops39h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![Qatar Airways logo]()
$892
This BusinessClass deal was found by Cheapflights users on 10/28. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/289:02 am -
2 stops44h 58m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![Qatar Airways logo]()
$908
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 11/256:05 pm -
3 stops56h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![Multiple Airlines logo]()
$926
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 12/286:21 pm -
3 stops54h 34m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![Multiple Airlines logo]()
$948
Find 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 October 30, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,371 (oojo) |
One-way from | $850 (Justfly.com) |
Popular in | June |
Cheapest in | September |
Average price | $1,725 |
Cheapflights Fare Finder
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 7,457,451 searches. Data last updated October 30, 2026.
Use the filters below to find and compare flights from St. Louis to Kathmandu that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
St. LouisKathmandu
STL Lambert-St Louis - KTM Kathmandu Tribhuvan
STLKTM
Lambert-St Louis
Mon 1/11
1:38 pm-4:15 pm
2 stops38h 52m
Kathmandu Tribhuvan
Wed 12/31
12:00 am-12:30 pm
Nonstop0h 00m
$860
St. LouisKathmandu
STL Lambert-St Louis - KTM Kathmandu Tribhuvan
STLKTM
Lambert-St Louis
Wed 12/30
6:00 am-5:45 pm
2 stops48h 00m
Kathmandu Tribhuvan
Wed 12/31
12:00 am-12:30 pm
Nonstop0h 00m
$860
St. LouisKathmandu
STL Lambert-St Louis - KTM Kathmandu Tribhuvan
STLKTM
Lambert-St Louis
Mon 1/11
3:54 pm-2:05 pm
3 stops58h 26m
Kathmandu Tribhuvan
Wed 12/31
12:00 am-12:30 pm
Nonstop0h 00m
$863
St. LouisKathmandu
STL Lambert-St Louis - KTM Kathmandu Tribhuvan
STLKTM
Lambert-St Louis
Tue 11/24
6:00 am-9:30 pm
3 stops51h 45m
Kathmandu Tribhuvan
Wed 12/31
12:00 am-12:30 pm
Nonstop0h 00m
$869
St. LouisKathmandu
STL Lambert-St Louis - KTM Kathmandu Tribhuvan
STLKTM
Lambert-St Louis
Tue 11/24
1:14 pm-4:15 pm
2 stops39h 16m
Kathmandu Tribhuvan
Wed 12/31
12:00 am-12:30 pm
Nonstop0h 00m
$892
St. LouisKathmandu
STL Lambert-St Louis - KTM Kathmandu Tribhuvan
STLKTM
Lambert-St Louis
Mon 12/28
9:02 am-5:45 pm
2 stops44h 58m
Kathmandu Tribhuvan
Wed 12/31
12:00 am-12:30 pm
Nonstop0h 00m
$908
St. LouisKathmandu
STL Lambert-St Louis - KTM Kathmandu Tribhuvan
STLKTM
Lambert-St Louis
Wed 11/25
6:05 pm-1:50 pm
3 stops56h 00m
Kathmandu Tribhuvan
Wed 12/31
12:00 am-12:30 pm
Nonstop0h 00m
$926
St. LouisKathmandu
STL Lambert-St Louis - KTM Kathmandu Tribhuvan
STLKTM
Lambert-St Louis
Mon 12/28
6:21 pm-12:40 pm
3 stops54h 34m
Kathmandu Tribhuvan
Wed 12/31
12:00 am-12:30 pm
Nonstop0h 00m
$948
St. LouisKathmandu
STL Lambert-St Louis - KTM Kathmandu Tribhuvan
STLKTM
Lambert-St Louis
Wed 12/30
6:21 pm-12:40 pm
3 stops54h 34m
Kathmandu Tribhuvan
Wed 12/31
12:00 am-12:30 pm
Nonstop0h 00m
$975
Quickest round-trip
St. LouisKathmandu
STL Lambert-St Louis - KTM Kathmandu Tribhuvan
STLKTM
Lambert-St Louis
Sun 12/27
6:57 pm-8:20 am
2 stops25h 38m
Kathmandu Tribhuvan
Wed 12/31
12:00 am-12:30 pm
Nonstop0h 00m
$991
Showing 1-10 of 20 resultsSorted by cheapest first
Compare providers for flights from St. Louis to Kathmandu
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from St. Louis to Kathmandu in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy- | Trust Score*1 star |
- Most accurate provider: When it comes to deals on St. Louis-Kathmandu flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on St. Louis-Kathmandu flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from St. Louis-Kathmandu flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on St. Louis-Kathmandu 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 St. Louis-Kathmandu 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 St. Louis to Kathmandu
Have a flexible travel schedule? Discover the best time to fly to Kathmandu from St. Louis with our price prediction graph.
STL-KTM
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.
Cheapflights Insights
Everything you need to know about your flight from St. Louis to Kathmandu
How far ahead should I book a flight from St. Louis to Kathmandu?
The best time to book flights from St. Louis to Kathmandu is 81 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.
What is the cheapest month to book a flight from St. Louis to Kathmandu?
Currently, September is the cheapest month in which you can book a flight from St. Louis to Kathmandu (average of $1,247). Flying from St. Louis to Kathmandu in June is currently the most expensive (average of $2,118). 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.
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 October 30, 2026.
Peruse reviews from past customers who have flown with Cathay Pacific,Turkish Airlines, andQatar Airways from St. Louis to Kathmandu to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
7.9
Entertainment
7.8
Comfort
7.6
Food
7.3
Crew
8.1
Overall
7.6
Reviews
1 / 20
4.0
OkayPaden,Oct 2026
SEA - HKG
Boarding
7.9
Entertainment
7.8
Comfort
7.6
Food
7.3
Crew
8.1
Overall
7.6
Reviews
1 / 20
4.0
OkayPaden,Oct 2026
SEA - HKG
Boarding
7.9
Entertainment
7.8
Comfort
7.6
Food
7.3
Crew
8.1
Overall
7.6
Reviews
1 / 20
4.0
OkayPaden,Oct 2026
SEA - HKG
Boarding
7.9
Entertainment
7.8
Comfort
7.6
Food
7.3
Crew
8.1
Overall
7.6
Reviews
1 / 20
4.0
OkayPaden,Oct 2026
SEA - HKG
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.
Traveling to a place near Kathmandu?
Book flights to Kathmandu if you plan to visit one of these locationsNagarkot
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Other flights to Kathmandu
Explore flights to Kathmandu departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 30, 2026.
St. Louis and Kathmandu flights
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Check out other popular destinations found by fellow travelers in 2026
Top 3 airlines flying from St. Louis to Kathmandu
Discover the top 3 airlines 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 7,457,451 searches. Data last updated October 30, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$1,257 | Average$1,694 | FlexibilityNo cancel fee | On-time68% | |
| Cheapest$1,295 | Average$1,783 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$1,430 | Average$1,646 | FlexibilityNo cancel fee | On-time77% |