$1,586+ Cheap flights from Louisville (SDF) 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 9/22. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — KTM
Sep 20 — Sep 271
Round-trip
1 adult, Economy
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Find cheap flights from Louisville 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
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 Louisville to Kathmandu
Cheapest
Best
Last-minute
Cheapest flights from Louisville to KathmanduExplore the most affordable flight options available from Louisville to Kathmandu. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 21, 2026.
Explore the most affordable flight options available from Louisville to Kathmandu. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 21, 2026.
This Air India deal was found by Cheapflights users on 8/18. 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 Air India is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/226:15 am -
2 stops28h 10m
Fri 10/2310:05 am -
2 stops41h 20m
Deal found 8/18![Multiple Airlines logo]()
$1,586
This Air India deal was found by Cheapflights users on 8/20. 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 Air India is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/71:25 pm -
2 stops48h 55m
Fri 11/62:55 pm -
2 stops40h 29m
Deal found 8/20![Multiple Airlines logo]()
$2,172
This KAYAK deal was found by Cheapflights users on 8/19. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2710:53 am -
2 stops47h 52m
Sat 12/1910:55 pm -
2 stops29h 30m
Deal found 8/19![Cathay Pacific logo]()
$2,205
This Ovago deal was found by Cheapflights users on 8/19. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/294:10 pm -
2 stops42h 35m
Sat 12/1910:55 pm -
2 stops29h 30m
Deal found 8/19![Cathay Pacific logo]()
$2,206
This Gurufare deal was found by Cheapflights users on 8/18. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/210:22 am -
2 stops49h 38m
Fri 10/911:00 pm -
2 stops32h 20m
Deal found 8/18![Cathay Pacific logo]()
$2,305
This oojo deal was found by Cheapflights users on 8/18. 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.
Wed 10/146:30 pm -
2 stops43h 50m
Mon 11/166:30 am -
2 stops48h 54m
Deal found 8/18![Air India logo]()
$2,538
This Ovago deal was found by Cheapflights users on 8/19. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/295:00 am -
3 stops25h 45m
Sat 12/196:45 pm -
2 stops33h 40m
Deal found 8/19![Qatar Airways logo]()
$2,716
This Ovago deal was found by Cheapflights users on 8/18. 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.
Wed 10/145:04 am -
3 stops25h 56m
Mon 11/165:40 pm -
2 stops38h 41m
Deal found 8/18![Qatar Airways logo]()
$2,758
This Ovago deal was found by Cheapflights users on 8/19. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/275:00 am -
3 stops25h 45m
Sat 12/195:40 pm -
2 stops32h 07m
Deal found 8/19![Qatar Airways logo]()
$2,868
This CheapOair deal was found by Cheapflights users on 8/18. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/24:19 pm -
2 stops30h 46m
Fri 10/92:40 pm -
3 stops36h 45m
Deal found 8/18![Multiple Airlines logo]()
$2,876
This CheapOair deal was found by Cheapflights users on 8/19. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/295:20 pm -
3 stops28h 15m
Sat 12/196:45 pm -
3 stops33h 40m
Deal found 8/19![Multiple Airlines logo]()
$3,876
Best flights from Louisville to KathmanduDiscover carefully curated flight deals from Louisville to Kathmandu that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 21, 2026.
Discover carefully curated flight deals from Louisville to Kathmandu that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 21, 2026.
This Air India deal was found by Cheapflights users on 8/18. 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 Air India is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/226:15 am -
2 stops28h 10m
Fri 10/2310:05 am -
2 stops41h 20m
Deal found 8/18![Multiple Airlines logo]()
$1,586
This Gurufare deal was found by Cheapflights users on 8/18. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/210:22 am -
2 stops49h 38m
Fri 10/911:00 pm -
2 stops32h 20m
Deal found 8/18![Cathay Pacific logo]()
$2,305
This oojo deal was found by Cheapflights users on 8/18. 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.
Wed 10/146:30 pm -
2 stops43h 50m
Mon 11/166:30 am -
2 stops48h 54m
Deal found 8/18![Air India logo]()
$2,538
This Ovago deal was found by Cheapflights users on 8/18. 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.
Wed 10/145:04 am -
3 stops25h 56m
Mon 11/165:40 pm -
2 stops38h 41m
Deal found 8/18![Qatar Airways logo]()
$2,758
This Air India deal was found by Cheapflights users on 8/20. 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 Air India is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/71:25 pm -
2 stops48h 55m
Fri 11/62:55 pm -
2 stops40h 29m
Deal found 8/20![Multiple Airlines logo]()
$2,172
This CheapOair deal was found by Cheapflights users on 8/18. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/26:16 pm -
3 stops26h 34m
Fri 10/99:10 pm -
3 stops30h 15m
Deal found 8/18![Multiple Airlines logo]()
$5,591
This Ovago deal was found by Cheapflights users on 8/18. 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.
Wed 10/146:08 pm -
3 stops26h 42m
Mon 11/169:40 pm -
3 stops27h 52m
Deal found 8/18![Multiple Airlines logo]()
$9,196
Last-minute flights from Louisville to KathmanduDiscover last-minute flight deals from Louisville to Kathmandu. Data last updated August 21, 2026 and is based on user searches.
Discover last-minute flight deals from Louisville to Kathmandu. Data last updated August 21, 2026 and is based on user searches.
This Air India deal was found by Cheapflights users on 8/18. 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 Air India is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/226:15 am -
2 stops28h 10m
Fri 10/2310:05 am -
2 stops41h 20m
Deal found 8/18![Multiple Airlines logo]()
$1,586
Find flight deals from Louisville to Kathmandu
Discover tips and strategies to find the most affordable flight options for your journey from Louisville (SDF) 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 August 21, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,586 (Air India) |
Cheapflights Fare Finder
Customize your flight search to find flights from Louisville 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 August 21, 2026.
Use the filters below to find and compare flights from Louisville to Kathmandu that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
LouisvilleKathmandu
SDF Louisville Intl - KTM Kathmandu Tribhuvan
SDFKTM
Louisville Intl
Tue 9/22
6:15 am-8:10 pm
2 stops28h 10m
Kathmandu Tribhuvan
Fri 10/23
10:05 am-5:40 pm
2 stops41h 20m
$1,586
LouisvilleKathmandu
SDF Louisville Intl - KTM Kathmandu Tribhuvan
SDFKTM
Louisville Intl
Wed 10/7
1:25 pm-12:05 am
2 stops48h 55m
Kathmandu Tribhuvan
Fri 11/6
2:55 pm-8:39 pm
2 stops40h 29m
$2,172
LouisvilleKathmandu
SDF Louisville Intl - KTM Kathmandu Tribhuvan
SDFKTM
Louisville Intl
Fri 10/2
10:22 am-9:45 pm
2 stops49h 38m
Kathmandu Tribhuvan
Fri 10/9
11:00 pm-9:35 pm
2 stops32h 20m
$2,305
LouisvilleKathmandu
SDF Louisville Intl - KTM Kathmandu Tribhuvan
SDFKTM
Louisville Intl
Wed 10/14
6:30 pm-12:05 am
2 stops43h 50m
Kathmandu Tribhuvan
Mon 11/16
6:30 am-8:39 pm
2 stops48h 54m
$2,538
LouisvilleKathmandu
SDF Louisville Intl - KTM Kathmandu Tribhuvan
SDFKTM
Louisville Intl
Wed 10/14
5:04 am-4:45 pm
3 stops25h 56m
Kathmandu Tribhuvan
Mon 11/16
5:40 pm-9:36 pm
2 stops38h 41m
$2,758
LouisvilleKathmandu
SDF Louisville Intl - KTM Kathmandu Tribhuvan
SDFKTM
Louisville Intl
Fri 10/2
6:16 pm-6:35 am
3 stops26h 34m
Kathmandu Tribhuvan
Fri 10/9
9:10 pm-5:40 pm
3 stops30h 15m
$5,591
Quickest round-trip
LouisvilleKathmandu
SDF Louisville Intl - KTM Kathmandu Tribhuvan
SDFKTM
Louisville Intl
Wed 10/14
6:08 pm-6:35 am
3 stops26h 42m
Kathmandu Tribhuvan
Mon 11/16
9:40 pm-2:47 pm
3 stops27h 52m
$9,196
Sorted by cheapest first
Compare providers for flights from Louisville 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 Louisville to Kathmandu in August.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Louisville-Kathmandu flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Louisville-Kathmandu flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Louisville-Kathmandu flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Louisville-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 Louisville-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 Louisville to Kathmandu
Have a flexible travel schedule? Discover the best time to fly to Kathmandu from Louisville with our price prediction graph.
SDF-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.
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 August 21, 2026.
Get a feel of what it's like to fly with Qatar Airways from Louisville to Kathmandu by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.3
Entertainment
7.3
Crew
7.9
Boarding
7.5
Overall
7.4
Comfort
7.3
Reviews
1 / 20
6.0
GoodChris,Jul 2025
DFW - DOH
Food
7.3
Entertainment
7.3
Crew
7.9
Boarding
7.5
Overall
7.4
Comfort
7.3
Reviews
1 / 20
6.0
GoodChris,Jul 2025
DFW - DOH
Related info for your journey
Find useful and relevant information for your journey from Louisville 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 August 21, 2026.
Louisville and Kathmandu flights
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Top airline flying from Louisville to Kathmandu
Discover the top airline that operate flights from Louisville 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 August 21, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$1,853 | Average$2,545 | FlexibilityNo cancel fee | On-time68% |