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Kathmandu

$613+ Cheap flights from Houston 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 8/2. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — KTM
5월 6 — 5월 131
화 5/6
화 5/13
1 adult, Economy
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Cheapflights Tip: The best prices from Houston to Kathmandu Tribhuvan are usually found in August or September, booked 50 days in advance, depart on a Monday or Saturday and return on a Tuesday

Cheap flight deals from Houston to Kathmandu

Discover tips and strategies to find the most affordable flight options for your journey from Houston (HO1) 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 5월 1, 2025.

Round-trip from

$1,483
(KAYAK)

One-way from

$613
(Kiwi.com)

Popular in

June

Cheapest in

August

Average price

$1,627
From Houston to Kathmandu Tribhuvan
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One-way flight from Houston to Kathmandu Tribhuvan
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Highest demand for flights based on searches. 18% potential increase in price ($362 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($54 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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Find flight deals from Houston to Kathmandu

Cheapest flights from Houston to Kathmandu
Explore the most affordable flight options available from Houston to Kathmandu. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5월 1, 2025.

This Ovago deal was found by Cheapflights users on 4/29. 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.
수 11/127:35 amIAH - KTM
2 stops50h 20mSingapore Airlines
월 12/111:00 pmKTM - IAH
2 stops36h 44mSingapore Airlines
Deal found 4/29$1,345
This KAYAK deal was found by Cheapflights users on 4/28. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
월 9/17:55 pmIAH - KTM
2 stops35h 30mMultiple Airlines
금 9/127:25 pmKTM - IAH
1 stop32h 10mMultiple Airlines
Deal found 4/28$1,483
This FlightHub deal was found by Cheapflights users on 4/28. 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.
화 9/29:00 pmIAH - KTM
1 stop22h 30mTurkish Airlines
목 9/117:40 amKTM - IAH
1 stop22h 10mTurkish Airlines
Deal found 4/28$1,518
This Gurufare deal was found by Cheapflights users on 4/28. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
일 8/3110:41 amIAH - KTM
2 stops48h 19mCathay Pacific
목 9/1111:00 pmKTM - IAH
2 stops55h 15mCathay Pacific
Deal found 4/28$1,522
This oojo deal was found by Cheapflights users on 4/30. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
수 11/125:50 pmIAH - KTM
1 stop26h 40mQatar Airways
월 12/16:45 pmKTM - IAH
1 stop32h 30mQatar Airways
Deal found 4/30$1,528
This FlightHub deal was found by Cheapflights users on 4/29. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
금 5/99:00 pmIAH - KTM
2 stops29h 15mIndiGo
토 5/2410:50 amKTM - IAH
2 stops43h 00mIndiGo
Deal found 4/29$1,553
This FlightHub deal was found by Cheapflights users on 4/29. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
수 11/127:10 pmIAH - KTM
1 stop25h 25mEmirates
일 11/3012:55 amKTM - IAH
1 stop27h 10mEmirates
Deal found 4/29$1,822
This oojo deal was found by Cheapflights users on 4/30. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
목 11/2012:25 pmHOU - KTM
2 stops41h 20mQatar Airways
토 11/295:40 pmKTM - HOU
2 stops36h 04mQatar Airways
Deal found 4/30$2,140
This Korean Air deal was found by Cheapflights users on 4/30. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
금 6/138:23 pmHOU - KTM
2 stops58h 22mMultiple Airlines
금 6/207:20 pmKTM - HOU
2 stops29h 23mMultiple Airlines
Deal found 4/30$2,663
This Korean Air deal was found by Cheapflights users on 4/30. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
수 6/116:00 amHOU - KTM
2 stops48h 45mKorean Air
금 7/187:20 pmKTM - HOU
2 stops37h 46mKorean Air
Deal found 4/30$3,362

Cheapflights Fare Finder

Customize your flight search to find flights from Houston 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 5월 1, 2025.
Use the filters below to find and compare flights from Houston to Kathmandu that are best for you.

Fly from

Houston

Fly to

Kathmandu

Route

Depart

Return

Price

HoustonKathmandu

IAH - KTM

IAHKTM

Houston George Bush Intcntl

월 9/1

7:55 pm-6:10 pm

2 stops35h 30m

Kathmandu Tribhuvan

금 9/12

7:25 pm-4:50 pm

1 stop32h 10m

$1,483

HoustonKathmandu

IAH - KTM

IAHKTM

Houston George Bush Intcntl

화 9/2

9:00 pm-6:15 am

1 stop22h 30m

Kathmandu Tribhuvan

목 9/11

7:40 am-7:05 pm

1 stop22h 10m

$1,518

HoustonKathmandu

IAH - KTM

IAHKTM

Houston George Bush Intcntl

일 8/31

10:41 am-9:45 pm

2 stops48h 19m

Kathmandu Tribhuvan

목 9/11

11:00 pm-7:30 pm

2 stops55h 15m

$1,522

HoustonKathmandu

IAH - KTM

IAHKTM

Houston George Bush Intcntl

월 9/29

7:23 pm-9:40 pm

2 stops39h 32m

Kathmandu Tribhuvan

목 10/23

11:00 pm-11:59 pm

2 stops35h 44m

$1,553

HoustonKathmandu

IAH - KTM

IAHKTM

Houston George Bush Intcntl

목 7/24

6:10 pm-8:50 am

1 stop27h 55m

Kathmandu Tribhuvan

토 10/4

6:00 pm-3:50 pm

1 stop32h 35m

$1,564

HoustonKathmandu

IAH - KTM

IAHKTM

Houston George Bush Intcntl

수 5/28

9:00 pm-3:40 pm

2 stops31h 55m

Kathmandu Tribhuvan

수 6/4

10:50 am-7:05 pm

2 stops43h 00m

$1,638

HoustonKathmandu

HOU - KTM

HOUKTM

Houston Hobby

목 7/24

8:23 pm-8:50 am

2 stops25h 42m

Kathmandu Tribhuvan

토 10/4

7:05 pm-1:51 pm

2 stops29h 31m

$2,231

HoustonKathmandu

HOU - KTM

HOUKTM

Houston Hobby

금 6/13

8:23 pm-5:30 pm

2 stops58h 22m

Kathmandu Tribhuvan

금 6/20

7:20 pm-1:58 pm

2 stops29h 23m

$2,663

HoustonKathmandu

IAH - KTM

IAHKTM

Houston George Bush Intcntl

금 10/10

7:55 pm-6:30 am

1 stop23h 50m

Kathmandu Tribhuvan

목 10/30

12:55 am-5:20 pm

1 stop27h 10m

$2,837

HoustonKathmandu

HOU - KTM

HOUKTM

Houston Hobby

수 6/11

6:00 am-5:30 pm

2 stops48h 45m

Kathmandu Tribhuvan

금 7/18

7:20 pm-10:21 pm

2 stops37h 46m

$3,362

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 15 results
1
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Best time to book a flight from Houston to Kathmandu

Have a flexible travel schedule? Discover the best time to fly to Kathmandu from Houston 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 Houston to Kathmandu

How far ahead should I book a flight from Houston to Kathmandu?

Use this chart to determine the optimal time to book a round-trip flight from Houston to Kathmandu. Price data was last updated on April 25, 2025.

The best time to book flights from Houston to Kathmandu is 50 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 Houston to Kathmandu?

Currently, September is the cheapest month in which you can book a flight from Houston to Kathmandu (average of $1,237). Flying from Houston to Kathmandu in June is currently the most expensive (average of $1,886). 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 HOU to KTM?

Find hourly flight availability from Houston 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 5월 1, 2025.

A simple way to save on the total cost of your ticket is to fly from Houston to Kathmandu in the morning. If you’re flexible enough to do this you can expect to save up to 34% on your trip compared to booking a flight at noon.

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 5월 1, 2025.
Get a feel of what it's like to fly with Korean Air, Singapore Airlines and Emirates from Houston to Kathmandu by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very good
1,068 reviews

Comfort

8.3

Crew

8.7

Boarding

8.5

Food

8.1

Overall

8.4

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Korean Air
8.4
Very good
1,068 reviews
Korean Air
8.4
Very good
1,068 reviews

Comfort

8.3

Crew

8.7

Boarding

8.5

Food

8.1

Overall

8.4

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Singapore Airlines
8.1
Very good
1,292 reviews
Korean Air
8.4
Very good
1,068 reviews

Comfort

8.3

Crew

8.7

Boarding

8.5

Food

8.1

Overall

8.4

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Emirates
8.0
Very good
3,215 reviews
Korean Air
8.4
Very good
1,068 reviews

Comfort

8.3

Crew

8.7

Boarding

8.5

Food

8.1

Overall

8.4

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Cathay Pacific
7.5
Good
852 reviews
Korean Air
8.4
Very good
1,068 reviews

Comfort

8.3

Crew

8.7

Boarding

8.5

Food

8.1

Overall

8.4

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Qatar Airways
7.4
Good
3,563 reviews
Korean Air
8.4
Very good
1,068 reviews

Comfort

8.3

Crew

8.7

Boarding

8.5

Food

8.1

Overall

8.4

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.

Related info for your journey

Find useful and relevant information for your journey from Houston to Kathmandu. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Kathmandu from Houston?

    Most people fly into Kathmandu Tribhuvan (KTM) if they book a flight to Kathmandu from Houston. On average, Tribhuvan has 0 inbound flights from Houston per day from 6 airlines. Kathmandu Tribhuvan is conveniently located just 2.5 mi from Kathmandu’s city center.

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

    Flying on Turkish Airlines is currently your cheapest option to Kathmandu, with prices starting at $1,518. Additional round-trip tickets that might be worth considering are offered by Cathay Pacific and Singapore Airlines, with the lowest prices starting at $1,522 and $1,553, respectively. Turkish Airlines is 4% cheaper than the average price of flights available within the next 90 days to this destination.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Houston 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 Houston to Kathmandu?

    Currently, September is the cheapest month in which you can book a flight from Houston to Kathmandu (average of $1,237). Flying from Houston to Kathmandu in June is currently the most expensive (average of $1,886). 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.

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Top 6 airlines flying from Houston to Kathmandu

Discover the top 6 airlines that operate flights from Houston 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 5월 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$1,116Average$1,150FlexibilityNo cancel feeOn-time75%
Singapore AirlinesCheapest$1,179Average$1,474FlexibilityNo cancel feeOn-time81%
Qatar AirwaysCheapest$1,182Average$1,418FlexibilityNo cancel feeOn-time68%
Turkish AirlinesCheapest$1,227Average$2,013FlexibilityNo cancel feeOn-time77%
IndiGoCheapest$1,450Average$1,642FlexibilityNo cancel feeOn-time80%
EmiratesCheapest$1,591Average$1,876FlexibilityNo cancel feeOn-time75%

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