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Cheap flights from Kathmandu to Houston from $647

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Kathmandu to Houston departing on 3/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

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Multiple Airlines Logo
KTM
-
IAH
8445 mimulti-stop
Multiple Airlines Logo
IAH
-
KTM
8445 mimulti-stop
Multiple Airlines

momondo Fare Finder

 
Customize your flight search to find flights from Kathmandu to Houston George Bush Intcntl Airport 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, momondo users made 832,500 searches. Data last updated December 28, 2025.
Use the filters below to find and compare flights from Kathmandu to Houston George Bush Intcntl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

KathmanduHouston

KTM - IAH

KTMIAH

Kathmandu Tribhuvan

Wed 3/18

2:00 pm-10:56 pm

3 stops43h 41m

$647

KathmanduHouston

KTM - IAH

KTMIAH

Kathmandu Tribhuvan

Thu 3/19

6:30 am-12:32 am

3 stops52h 47m

$659

KathmanduHouston

KTM - IAH

KTMIAH

Kathmandu Tribhuvan

Thu 3/19

2:30 pm-4:15 pm

2 stops36h 30m

$723

KathmanduHouston

KTM - IAH

KTMIAH

Kathmandu Tribhuvan

Wed 3/18

2:00 pm-4:15 pm

2 stops37h 00m

$736

KathmanduHouston

KTM - IAH

KTMIAH

Kathmandu Tribhuvan

Wed 3/18

11:15 pm-5:20 pm

1 stop28h 50m

$925

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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How to get the cheapest flight ticket from Kathmandu to Houston George Bush Intcntl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Houston George Bush Intcntl Airport?

The month of March is, on average, the cheapest month to fly to Houston George Bush Intcntl Airport from Kathmandu, with most prices found around $1,280. If you are unable to visit Houston George Bush Intcntl Airport during the month of March, then departing from Kathmandu during the month September is also very affordable. Most momondo users find prices during this month for around $1,356.

What is the cheapest day to depart on your flight to Houston George Bush Intcntl Airport?

The cheapest day to depart from Kathmandu to Houston George Bush Intcntl Airport is on a Thursday. Travelers who choose to depart for Houston George Bush Intcntl Airport on a Thursday will often find tickets for as low as $1,377. Be sure to avoid booking your departure on a Friday as prices are generally higher than usual. According to our data, the average ticket price to Houston George Bush Intcntl Airport on Friday is $1,622.

Can stopping save me money on Kathmandu to Houston George Bush Intcntl Airport flights?

You could potentially save up to 40% on your flight if you consider stops on a Kathmandu to Houston George Bush Intcntl Airport flight.

How have Kathmandu to Houston George Bush Intcntl Airport flight prices changed over time?

As of December 2025, prices for Kathmandu to Houston George Bush Intcntl Airport flights are approximately 10% cheaper when compared to flights at the same time last year.

When to book flights from Kathmandu to Houston George Bush Intcntl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Kathmandu to Houston George Bush Intcntl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Kathmandu to Houston George Bush Intcntl Airport (KTM to IAH) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Kathmandu to Houston George Bush Intcntl Airport

Fastest flight time

28h 00m

Direct flights

None
The fastest flight from Kathmandu to Houston George Bush Intcntl Airport takes 28h 00m
There are no direct flights from Kathmandu to Houston George Bush Intcntl Airport. There are no popular flight routes from Kathmandu to Houston George Bush Intcntl Airport.
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  • How far is Kathmandu Tribhuvan to Houston George Bush Intcntl by plane?

    There are 8443.7 mi between Kathmandu Tribhuvan and Houston George Bush Intcntl. 28h 00m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Kathmandu Tribhuvan Airport to Houston George Bush Intcntl Airport?

    Prices for flights from Kathmandu Tribhuvan Airport to Houston George Bush Intcntl Airport are updated daily.

  • How many operators does momondo search for flights from Kathmandu Tribhuvan Airport to Houston George Bush Intcntl Airport?

  • How old do you have to be to fly from Kathmandu Tribhuvan Airport to Houston George Bush Intcntl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Kathmandu Tribhuvan Airport to Houston George Bush Intcntl Airport.

  • What documentation or ID do you need to fly to Houston George Bush Intcntl Airport?

    The travel and health documents you'll need for your trip to Houston George Bush Intcntl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Houston George Bush Intcntl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Kathmandu to Houston George Bush Intcntl Airport?

Best airlines flying from Kathmandu to Houston George Bush Intcntl Airport

Compare and see reviews for airlines that fly from Kathmandu to Houston George Bush Intcntl Airport with momondo
Airline
Rating
Free Cancellation
Price
Qatar AirwaysPriceFrom $1,280Free CancellationRating
7.4
3,697 reviews
Search Qatar Airways flights
Turkish AirlinesPriceFrom $1,370Free CancellationRating
7.3
4,125 reviews
Search Turkish Airlines flights
EmiratesPriceFrom $1,615Free CancellationRating
8.1
3,445 reviews
Search Emirates flights

Traveling to a place near Houston?

Book flights to Houston if you plan to visit one of these locations
The Woodlands
Katy
Conroe
Cypress
Humble
Spring
Montgomery
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Jersey Village

Why use momondo?

Why should I use momondo to find a flight deal from Kathmandu to Houston?

It is quick and easy to find Kathmandu to Houston flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Houston that suits you.

Can I find flights from Kathmandu to Houston with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Kathmandu to Houston flights to just show those with flexible booking policies.

How can momondo help me find flights from Kathmandu to Houston?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Kathmandu to Houston.

I’m not ready to book a flight from Kathmandu to Houston right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Kathmandu to Houston flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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