HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Kathmandu

$733+ Cheap flights from Louisville (SDF) to Kathmandu (KTM)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/7. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — KTM
Apr 16 — Apr 231
Wed 4/16
Wed 4/23
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

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

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 April 11, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,461
(oojo)

One-way from

$733
(Kiwi.com)

Popular in

January

Cheapest in

September

Average price

$1,441
Provider with most accurate pricing for Louisville Intl-Kathmandu Tribhuvan flight deals.
Search Deals
Provider most trusted by Cheapflights users for Louisville Intl-Kathmandu Tribhuvan flights.
Search Deals
From Louisville Intl to Kathmandu Tribhuvan
Search Deals
One-way flight from Louisville Intl to Kathmandu Tribhuvan
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($207 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($72 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

Find flight deals from Louisville to Kathmandu

Cheapest flights from Louisville to Kathmandu
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 April 11, 2025.

This Qatar Airways deal was found by Cheapflights users on 4/9. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/294:42 pmSDF - KTM
2 stops37h 58mQatar Airways
Thu 12/46:45 pmKTM - SDF
2 stops37h 13mQatar Airways
Deal found 4/9$1,430
This oojo deal was found by Cheapflights users on 4/10. 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 4/286:00 amSDF - KTM
2 stops54h 00mCathay Pacific
Mon 5/511:00 pmKTM - SDF
2 stops31h 48mCathay Pacific
Deal found 4/10$1,461
This Fareboom deal was found by Cheapflights users on 4/9. 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 Fareboom is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/18:40 amSDF - KTM
2 stops38h 40mAir India
Tue 9/305:30 pmKTM - SDF
2 stops38h 24mAir India
Deal found 4/9$1,715
This oojo deal was found by Cheapflights users on 4/10. 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 8/236:34 amSDF - KTM
2 stops47h 21mEtihad Airways
Thu 9/114:20 pmKTM - SDF
2 stops40h 28mEtihad Airways
Deal found 4/10$1,722
This Ovago deal was found by Cheapflights users on 4/9. 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 10/293:50 pmSDF - KTM
2 stops30h 45mEmirates
Wed 12/312:55 amKTM - SDF
2 stops31h 59mEmirates
Deal found 4/9$4,291
This StudentUniverse deal was found by Cheapflights users on 4/9. 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 StudentUniverse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/16:08 pmSDF - KTM
3 stops33h 07mMultiple Airlines
Tue 9/3010:05 amKTM - SDF
3 stops42h 39mMultiple Airlines
Deal found 4/9$8,834

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 2,558,603 searches. Data last updated April 11, 2025.
Use the filters below to find and compare flights from Louisville to Kathmandu that are best for you.

Fly from

Louisville

Fly to

Kathmandu

Route

Depart

Return

Price

LouisvilleKathmandu

SDF - KTM

SDFKTM

Louisville Intl

Mon 4/28

6:00 am-9:45 pm

2 stops54h 00m

Kathmandu Tribhuvan

Mon 5/5

11:00 pm-9:03 pm

2 stops31h 48m

$1,461

LouisvilleKathmandu

SDF - KTM

SDFKTM

Louisville Intl

Fri 8/1

8:40 am-9:05 am

2 stops38h 40m

Kathmandu Tribhuvan

Tue 9/30

5:30 pm-10:09 pm

2 stops38h 24m

$1,715

LouisvilleKathmandu

SDF - KTM

SDFKTM

Louisville Intl

Sat 8/23

6:34 am-3:40 pm

2 stops47h 21m

Kathmandu Tribhuvan

Thu 9/11

4:20 pm-11:03 pm

2 stops40h 28m

$1,722

LouisvilleKathmandu

SDF - KTM

SDFKTM

Louisville Intl

Fri 5/9

6:30 pm-8:50 am

2 stops28h 35m

Kathmandu Tribhuvan

Wed 5/28

6:00 pm-5:40 pm

2 stops33h 25m

$5,982

LouisvilleKathmandu

SDF - KTM

SDFKTM

Louisville Intl

Fri 8/1

6:08 pm-1:00 pm

3 stops33h 07m

Kathmandu Tribhuvan

Tue 9/30

10:05 am-6:59 pm

3 stops42h 39m

$8,834

LouisvilleKathmandu

SDF - KTM

SDFKTM

Louisville Intl

Wed 5/7

3:51 pm-6:35 am

3 stops52h 59m

$733

LouisvilleKathmandu

SDF - KTM

SDFKTM

Louisville Intl

Wed 5/7

5:45 am-9:45 pm

2 stops54h 15m

$744

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/10

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 April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star
GotogatePrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*3 stars
oojoPrice Accuracy3 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • 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.
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 Louisville to Kathmandu

What is the cheapest month to book a flight from Louisville to Kathmandu?

Currently, September is the cheapest month in which you can book a flight from Louisville to Kathmandu (average of $1,237). Flying from Louisville to Kathmandu in June is currently the most expensive (average of $1,960). 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.

What is the cheapest time of day to fly from SDF to KTM?

Find hourly flight availability from Louisville to Kathmandu. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 11, 2025.

Unlike in the evening, when flights are generally more expensive, you can save up to 28% on flights from Louisville to Kathmandu by exploring options for tickets in the morning.

Rainfall in Kathmandu by month

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

In terms of precipitation, rainfall in Kathmandu ranges from 0.0 - 14.6 inches per month. July is typically the wettest month, when rainfall can reach 14.6 in. November is typically the driest time to visit Kathmandu when rainfall is around 0.0 in.

Temperature in Kathmandu by month

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

If weather is an important factor for your trip to Kathmandu, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 50.0 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 April 11, 2025.
Cathay Pacific
7.5
Good
844 reviews

Crew

8.0

Entertainment

7.7

Overall

7.5

Boarding

7.9

Comfort

7.6

Food

7.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,Mar 2025

BOS - HKG

It would have been nice to understand the dates of takeoff! We missed our flight and now have to pay an extra $454.00 Very stressful and not easy to check in or get information
Cathay Pacific
7.5
Good
844 reviews
Cathay Pacific
7.5
Good
844 reviews

Crew

8.0

Entertainment

7.7

Overall

7.5

Boarding

7.9

Comfort

7.6

Food

7.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,Mar 2025

BOS - HKG

It would have been nice to understand the dates of takeoff! We missed our flight and now have to pay an extra $454.00 Very stressful and not easy to check in or get information
Qatar Airways
7.4
Good
3,549 reviews
Cathay Pacific
7.5
Good
844 reviews

Crew

8.0

Entertainment

7.7

Overall

7.5

Boarding

7.9

Comfort

7.6

Food

7.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,Mar 2025

BOS - HKG

It would have been nice to understand the dates of takeoff! We missed our flight and now have to pay an extra $454.00 Very stressful and not easy to check in or get information
Etihad Airways
7.4
Good
1,188 reviews
Cathay Pacific
7.5
Good
844 reviews

Crew

8.0

Entertainment

7.7

Overall

7.5

Boarding

7.9

Comfort

7.6

Food

7.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,Mar 2025

BOS - HKG

It would have been nice to understand the dates of takeoff! We missed our flight and now have to pay an extra $454.00 Very stressful and not easy to check in or get information
Air India
5.5
Fair
2,892 reviews
Cathay Pacific
7.5
Good
844 reviews

Crew

8.0

Entertainment

7.7

Overall

7.5

Boarding

7.9

Comfort

7.6

Food

7.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,Mar 2025

BOS - HKG

It would have been nice to understand the dates of takeoff! We missed our flight and now have to pay an extra $454.00 Very stressful and not easy to check in or get information

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.

  • What are the cheapest airlines flying from Louisville to Kathmandu round-trip?

    Our cheapest airline available from Louisville to Kathmandu is Cathay Pacific. Our recent data shows that you can find tickets from as low as $1,461 on this airline. Additional options worth looking into are Air India and Etihad Airways, starting at $1,715 and $1,722 round-trip. You may be able to fly from Louisville to Kathmandu for 22% less than the average price by searching for these airlines.

  • Can I find deals for flights from Louisville to Kathmandu that include hotel bookings?

    Yes. In addition to deals on Louisville to Kathmandu flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Louisville to Kathmandu?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Louisville to Kathmandu.

  • Can I find deals for business class flights from Louisville to Kathmandu?

    Yes. Cheapflights offers flight deals from Louisville to Kathmandu by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Louisville to Kathmandu?

    Currently, September is the cheapest month in which you can book a flight from Louisville to Kathmandu (average of $1,237). Flying from Louisville to Kathmandu in June is currently the most expensive (average of $1,960). 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.

See more FAQs

Traveling to a place near Louisville?

Book flights to Louisville if you plan to visit one of these locations
Nagarkot

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Louisville to Kathmandu

See prices for flight routes from nearby airports that may be better suited for you.
Lexington to Kathmandu flights
Cincinnati to Kathmandu flights
Nashville to Kathmandu flights
Blountville to Kathmandu flights

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 2,558,603 searches. Data last updated April 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
Qatar AirwaysCheapest$1,269Average$1,488FlexibilityNo cancel feeOn-time68%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.