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Kathmandu

$639+ Cheap flights from George Bush Intcntl (IAH) 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 8/24. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — KTM
Apr 29 — May 61
Tue 4/29
Tue 5/6
1 adult, Economy
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Cheapflights Tip: The best prices from Houston George Bush Intcntl to Kathmandu Tribhuvan are usually found in March or February, booked 82 days in advance, depart on a Sunday or Tuesday and return on a Thursday

Cheap flight deals from George Bush Intcntl to Kathmandu

Discover tips and strategies to find the most affordable flight options for your journey from George Bush Intcntl (IAH) 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 24, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$1,297
(Gurufare)

One-way from

$639
(Trip.com)

Popular in

June

Cheapest in

March

Average price

$1,352
Provider with most accurate pricing for Houston George Bush Intcntl-Kathmandu Tribhuvan flight deals.
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Provider most trusted by Cheapflights users for Houston George Bush Intcntl-Kathmandu Tribhuvan flights.
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From Houston George Bush Intcntl to Kathmandu Tribhuvan
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One-way flight from Houston George Bush Intcntl to Kathmandu Tribhuvan
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Highest demand for flights based on searches. 20% potential increase in price ($408 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($67 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from George Bush Intcntl to Kathmandu

Cheapest flights from George Bush Intcntl to Kathmandu
Explore the most affordable flight options available from George Bush Intcntl to Kathmandu. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 24, 2025.

This KAYAK deal was found by Cheapflights users on 4/23. 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.
Mon 4/287:55 pmIAH - KTM
2 stops59h 30mMultiple Airlines
Wed 5/281:25 pmKTM - IAH
2 stops38h 10mMultiple Airlines
Deal found 4/23$1,297
This FlightHub deal was found by Cheapflights users on 4/23. 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 12/29:05 pmIAH - KTM
1 stop26h 10mTurkish Airlines
Sat 12/2012:25 pmKTM - IAH
1 stop36h 40mTurkish Airlines
Deal found 4/23$1,314
This Gurufare deal was found by Cheapflights users on 4/23. 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.
Wed 11/127:35 amIAH - KTM
2 stops50h 20mSingapore Airlines
Mon 12/111:00 pmKTM - IAH
2 stops36h 44mSingapore Airlines
Deal found 4/23$1,394
This oojo deal was found by Cheapflights users on 4/23. 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 4/286:10 pmIAH - KTM
1 stop27h 55mQatar Airways
Wed 5/286:00 pmKTM - IAH
1 stop32h 35mQatar Airways
Deal found 4/23$1,528
This Booking.com deal was found by Cheapflights users on 4/23. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/309:00 pmIAH - KTM
2 stops31h 55mIndiGo
Wed 8/610:50 amKTM - IAH
2 stops43h 00mIndiGo
Deal found 4/23$1,604
This Indian Eagle deal was found by Cheapflights users on 4/23. 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 Indian Eagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/87:10 pmIAH - KTM
1 stop35h 20mEmirates
Fri 2/2712:55 amKTM - IAH
1 stop27h 10mEmirates
Deal found 4/23$1,699
This Malaysia Airlines deal was found by Cheapflights users on 4/23. 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 Malaysia Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/305:50 pmIAH - KTM
2 stops40h 55mMalaysia Airlines
Tue 12/1611:30 pmKTM - IAH
2 stops51h 45mMalaysia Airlines
Deal found 4/23$1,831
This Ovago deal was found by Cheapflights users on 4/23. 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 12/34:42 pmIAH - KTM
2 stops41h 33mCathay Pacific
Wed 12/1711:15 pmKTM - IAH
2 stops32h 35mCathay Pacific
Deal found 4/23$1,844

Cheapflights Fare Finder

Customize your flight search to find flights from George Bush Intcntl 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 24, 2025.
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Kathmandu that are best for you.

Fly from

George Bush Intcntl

Fly to

Kathmandu

Route

Depart

Return

Price

HoustonKathmandu

IAH - KTM

IAHKTM

Houston George Bush Intcntl

Sun 8/24

7:55 pm-6:10 pm

2 stops35h 30m

Kathmandu Tribhuvan

Thu 10/9

1:25 pm-4:50 pm

2 stops38h 10m

$1,297

HoustonKathmandu

IAH - KTM

IAHKTM

Houston George Bush Intcntl

Sun 8/31

6:10 pm-8:50 am

1 stop27h 55m

Kathmandu Tribhuvan

Sun 10/12

6:00 pm-3:50 pm

1 stop32h 35m

$1,528

HoustonKathmandu

IAH - KTM

IAHKTM

Houston George Bush Intcntl

Sat 10/18

6:55 pm-9:40 pm

2 stops40h 00m

Kathmandu Tribhuvan

Sat 11/1

11:00 pm-12:59 am

2 stops36h 44m

$1,617

HoustonKathmandu

IAH - KTM

IAHKTM

Houston George Bush Intcntl

Sat 6/14

9:00 pm-3:40 pm

2 stops31h 55m

Kathmandu Tribhuvan

Mon 6/30

4:40 pm-7:05 pm

2 stops37h 10m

$1,622

HoustonKathmandu

IAH - KTM

IAHKTM

Houston George Bush Intcntl

Fri 10/10

10:16 am-9:45 pm

2 stops48h 44m

Kathmandu Tribhuvan

Fri 10/31

11:15 pm-11:35 pm

2 stops35h 05m

$1,886

HoustonKathmandu

IAH - KTM

IAHKTM

Houston George Bush Intcntl

Mon 9/29

7:55 pm-6:30 am

1 stop23h 50m

Kathmandu Tribhuvan

Wed 10/29

12:55 am-5:20 pm

1 stop27h 10m

$1,907

HoustonKathmandu

IAH - KTM

IAHKTM

Houston George Bush Intcntl

Wed 5/21

2:25 pm-6:15 am

1 stop29h 05m

Kathmandu Tribhuvan

Thu 7/3

7:40 am-12:40 pm

1 stop39h 45m

$2,304

HoustonKathmandu

IAH - KTM

IAHKTM

Houston George Bush Intcntl

Sun 8/24

6:10 pm-1:00 pm

2 stops32h 05m

$639

HoustonKathmandu

IAH - KTM

IAHKTM

Houston George Bush Intcntl

Sun 8/24

6:10 pm-8:50 am

1 stop27h 55m

$791

HoustonKathmandu

IAH - KTM

IAHKTM

Houston George Bush Intcntl

Fri 5/9

6:22 am-3:40 pm

2 stops46h 33m

$850

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/23

Showing 1-10 of 12 results
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Compare providers for flights from George Bush Intcntl 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 George Bush Intcntl to Kathmandu in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*2 stars
CheapfaremartPrice Accuracy-Trust Score*1 star

*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 Houston George Bush Intcntl Airport-Kathmandu flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Houston George Bush Intcntl Airport-Kathmandu flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Houston George Bush Intcntl Airport-Kathmandu flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Houston George Bush Intcntl Airport-Kathmandu flights, Cheapflights users trust AranGrant the most. AranGrant 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 Houston George Bush Intcntl Airport-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 George Bush Intcntl to Kathmandu

Have a flexible travel schedule? Discover the best time to fly to Kathmandu from George Bush Intcntl 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 George Bush Intcntl Airport to Kathmandu

How far ahead should I book a flight from Houston George Bush Intcntl Airport to Kathmandu?

Use this chart to determine the optimal time to book a round-trip flight from George Bush Intcntl to Kathmandu. Price data was last updated on April 18, 2025.

The best time to book flights from Houston George Bush Intcntl Airport to Kathmandu is 82 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 George Bush Intcntl Airport to Kathmandu?

Currently, September is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Kathmandu (average of $1,237). Flying from Houston George Bush Intcntl Airport 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 IAH to KTM?

Find hourly flight availability from George Bush Intcntl 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 24, 2025.

A simple way to save on the total cost of your ticket is to fly from Houston George Bush Intcntl Airport to Kathmandu at noon. If you’re flexible enough to do this you can expect to save up to 27% on your trip compared to booking a flight in the afternoon.

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 24, 2025.
See what other customers who have flown with Singapore Airlines, Emirates and Cathay Pacific from Houston to Kathmandu have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.1
Very good
1,290 reviews

Crew

8.6

Comfort

7.9

Boarding

8.2

Food

7.7

Overall

8.1

Entertainment

8.0

Reviews

1 / 20
6.0
Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.
Singapore Airlines
8.1
Very good
1,290 reviews
Singapore Airlines
8.1
Very good
1,290 reviews

Crew

8.6

Comfort

7.9

Boarding

8.2

Food

7.7

Overall

8.1

Entertainment

8.0

Reviews

1 / 20
6.0
Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.
Emirates
8.0
Very good
3,205 reviews
Singapore Airlines
8.1
Very good
1,290 reviews

Crew

8.6

Comfort

7.9

Boarding

8.2

Food

7.7

Overall

8.1

Entertainment

8.0

Reviews

1 / 20
6.0
Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.
Cathay Pacific
7.5
Good
850 reviews
Singapore Airlines
8.1
Very good
1,290 reviews

Crew

8.6

Comfort

7.9

Boarding

8.2

Food

7.7

Overall

8.1

Entertainment

8.0

Reviews

1 / 20
6.0
Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.
Qatar Airways
7.4
Good
3,561 reviews
Singapore Airlines
8.1
Very good
1,290 reviews

Crew

8.6

Comfort

7.9

Boarding

8.2

Food

7.7

Overall

8.1

Entertainment

8.0

Reviews

1 / 20
6.0
Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.
Etihad Airways
7.4
Good
1,202 reviews
Singapore Airlines
8.1
Very good
1,290 reviews

Crew

8.6

Comfort

7.9

Boarding

8.2

Food

7.7

Overall

8.1

Entertainment

8.0

Reviews

1 / 20
6.0
Good

Pierre,Apr 2025

MLE - SIN

3 boarding pass checkpoints at the gate. Long line before boarding. Poor leg room in economy.. Flight crew rounds practically non existent during flight.

Related info for your journey

Find useful and relevant information for your journey from George Bush Intcntl 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 George Bush Intcntl?

    If you book a flight to Kathmandu from Houston George Bush Intcntl, you will be flying to Tribhuvan, which is the city’s only airport. Kathmandu Tribhuvan (KTM) is located 2.5 mi from the center of Kathmandu. There are 0 flights from Houston George Bush Intcntl to Tribhuvan per day from 6 different airlines.

  • What are the cheapest airlines flying from Houston George Bush Intcntl Airport to Kathmandu round-trip?

    Cheapflights users have booked flights from Houston George Bush Intcntl Airport to Kathmandu round-trip from $1,528. Other airlines that can offer you cheap pricing are Singapore Airlines, from $1,617, and IndiGo, from $1,622. Qatar Airways is priced at 3% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Houston George Bush Intcntl Airport to Kathmandu one-way?

    The cheapest airline one-way is Qatar Airways, with whom users have recently found tickets for as low as $791. However, be on the lookout for offers from Etihad Airways and Singapore Airlines, as they are both options that can get you from Houston George Bush Intcntl Airport to Kathmandu for a low price.

  • Can I find deals for flights from George Bush Intcntl to Kathmandu that include hotel bookings?

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

  • How can I find direct flights from George Bush Intcntl to Kathmandu?

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

  • Can I find deals for business class flights from George Bush Intcntl to Kathmandu?

    Yes. Cheapflights offers flight deals from George Bush Intcntl 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 George Bush Intcntl Airport to Kathmandu?

    Currently, September is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Kathmandu (average of $1,237). Flying from Houston George Bush Intcntl Airport 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 Houston George Bush Intcntl Airport?

Book flights to Houston George Bush Intcntl Airport if you plan to visit one of these locations
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Alternative routes for George Bush Intcntl to Kathmandu

See prices for flight routes from nearby airports that may be better suited for you.
Hobby to Kathmandu flights

Top 6 airlines flying from George Bush Intcntl to Kathmandu

Discover the top 6 airlines that operate flights from George Bush Intcntl 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 24, 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$1,116Average$1,150FlexibilityNo cancel feeOn-time75%
Qatar AirwaysCheapest$1,181Average$1,410FlexibilityNo cancel feeOn-time68%
Singapore AirlinesCheapest$1,183Average$1,402FlexibilityNo cancel feeOn-time81%
Turkish AirlinesCheapest$1,227Average$2,156FlexibilityNo cancel feeOn-time77%
IndiGoCheapest$1,460Average$1,657FlexibilityNo cancel feeOn-time80%
EmiratesCheapest$1,591Average$1,830FlexibilityNo cancel feeOn-time75%

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