IAH - KTM

$579 Find Cheap Flights from Houston George Bush Airport to Kathmandu - Compare and Save

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Everything you should know

Cheapest round-trip
$1,250
Typical prices: $1,307-$1,741
Multiple Airlines
Thu 9/27Sat 1/20
IAH - KTM • 2 stops
Cheapest one-way
$583
Typical prices: $689-$902
Multiple Airlines
Sat 11/17
IAH - KTM • 3 stops
Nonstop flights
There are currently no direct flights between Houston George Bush Intcntl Airport and Kathmandu. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to book
in advance
Our data shows that travelers who book at least 14 weeks in advance save around 14% compared to booking last minute.
Insights
Insights
When to travel
Cheapest • 9% price drop
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Cheapest • Avg $1,490 (round-trip)
Shortest trip • 27h 59m (one-way)
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Insights
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Flight Deals

Cheap Flights from George Bush Intcntl to Kathmandu (IAH-KTM)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from George Bush Intcntl to Kathmandu

Sun, Sep 27 - Wed, Jan 20
Multiple Airlines Logo
7:35 pm - 12:50 pmIAH  Houston George Bush Intcntl-KTM Kathmandu Tribhuvan
30h 30m2 stops Dubai Intl New Delhi Indira Gandhi Intl
Multiple Airlines Logo
1:45 pm - 4:20 pmKTM  Kathmandu Tribhuvan-IAH Houston George Bush Intcntl
38h 20m2 stops New Delhi Indira Gandhi Intl Dubai Intl
$1,250Multiple Airlines
Sun, Sep 27 - Thu, Jan 21
Multiple Airlines Logo
7:35 pm - 12:50 pmIAH  Houston George Bush Intcntl-KTM Kathmandu Tribhuvan
30h 30m2 stops Dubai Intl New Delhi Indira Gandhi Intl
Multiple Airlines Logo
8:00 am - 4:20 pmKTM  Kathmandu Tribhuvan-IAH Houston George Bush Intcntl
44h 05m2 stops New Delhi Indira Gandhi Intl Dubai Intl
$1,250Multiple Airlines
Sun, Sep 27 - Tue, Jan 19
Multiple Airlines Logo
7:35 pm - 12:50 pmIAH  Houston George Bush Intcntl-KTM Kathmandu Tribhuvan
30h 30m2 stops Dubai Intl New Delhi Indira Gandhi Intl
Multiple Airlines Logo
8:00 am - 4:20 pmKTM  Kathmandu Tribhuvan-IAH Houston George Bush Intcntl
44h 05m2 stops New Delhi Indira Gandhi Intl Dubai Intl
$1,250Multiple Airlines
Mon, Feb 22 - Tue, Apr 27
Turkish Airlines Logo
9:00 pm - 11:20 amIAH  Houston George Bush Intcntl-KTM Kathmandu Tribhuvan
26h 35m1 stop Istanbul
Turkish Airlines Logo
7:40 am - 12:45 pmKTM  Kathmandu Tribhuvan-IAH Houston George Bush Intcntl
39h 50m1 stop Istanbul
$1,562Turkish Airlines
Tue, Feb 23 - Tue, Apr 20
Turkish Airlines Logo
9:00 pm - 11:20 amIAH  Houston George Bush Intcntl-KTM Kathmandu Tribhuvan
26h 35m1 stop Istanbul
Turkish Airlines Logo
7:40 am - 12:45 pmKTM  Kathmandu Tribhuvan-IAH Houston George Bush Intcntl
39h 50m1 stop Istanbul
$1,562Turkish Airlines
Tue, Feb 16 - Thu, Apr 8
Turkish Airlines Logo
9:00 pm - 11:20 amIAH  Houston George Bush Intcntl-KTM Kathmandu Tribhuvan
26h 35m1 stop Istanbul
Turkish Airlines Logo
7:40 am - 12:45 pmKTM  Kathmandu Tribhuvan-IAH Houston George Bush Intcntl
39h 50m1 stop Istanbul
$1,606Turkish Airlines
Mon, Oct 19 - Wed, Nov 11
Qatar Airways Logo
6:15 pm - 4:15 pmIAH  Houston George Bush Intcntl-KTM Kathmandu Tribhuvan
35h 15m1 stop Doha Hamad Intl
Qatar Airways Logo
6:45 pm - 3:15 pmKTM  Kathmandu Tribhuvan-IAH Houston George Bush Intcntl
32h 15m1 stop Doha Hamad Intl
$1,626Qatar Airways
Sun, Sep 27 - Mon, Oct 12
Qatar Airways Logo
6:15 pm - 8:50 amIAH  Houston George Bush Intcntl-KTM Kathmandu Tribhuvan
27h 50m1 stop Doha Hamad Intl
Qatar Airways Logo
3:30 pm - 3:55 pmKTM  Kathmandu Tribhuvan-IAH Houston George Bush Intcntl
35h 10m1 stop Doha Hamad Intl
$1,628Qatar Airways
Sat, Jan 2 - Tue, Jan 19
Emirates Logo
7:10 pm - 8:20 amIAH  Houston George Bush Intcntl-KTM Kathmandu Tribhuvan
25h 25m1 stop Dubai Intl
Emirates Logo
7:40 pm - 4:20 pmKTM  Kathmandu Tribhuvan-IAH Houston George Bush Intcntl
32h 25m1 stop Dubai Intl
$1,765Emirates
Sun, Jan 31 - Fri, Mar 26
Emirates Logo
7:10 pm - 2:00 pmIAH  Houston George Bush Intcntl-KTM Kathmandu Tribhuvan
31h 05m1 stop Dubai Intl
Emirates Logo
9:20 am - 5:20 pmKTM  Kathmandu Tribhuvan-IAH Houston George Bush Intcntl
42h 45m1 stop Dubai Intl
$1,785Emirates
Booking Insights

Price, demand and travel trends for Houston George Bush Intcntl Airport to Kathmandu flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Houston George Bush Intcntl Airport to Kathmandu with more confidence.

What's the cheapest day of the week to fly from Houston George Bush Intcntl Airport to Kathmandu?

Sunday is the cheapest day of the week to fly from Houston George Bush Intcntl Airport to Kathmandu, it is 9% cheaper than the average day. Saturday is the most expensive day with flight prices 12% higher than average. Based on deals found by KAYAK users in the last 12 months.

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

  • March is the cheapest month to fly from Houston George Bush Intcntl Airport to Kathmandu at $1,327 round-trip.
  • June ($1,946) and July ($1,795) are the most expensive months.
  • The price difference between flying in the cheapest and most expensive months is 46% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are prices from Houston George Bush Intcntl Airport to Kathmandu the cheapest?

Flights from Houston George Bush Intcntl Airport to Kathmandu are cheapest 14 weeks before departure. Booking in this window typically costs about 14% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Key details for Houston George Bush Intcntl Airport to Kathmandu flights

Low season

August

Cheapest flight

$583
Best time to beat the crowds with an average 4% drop in price.
Most popular time to fly with an average 7% increase in price.
Flight from Houston George Bush Intcntl Airport to Kathmandu

When to book flights from George Bush Intcntl to Kathmandu

Are your dates flexible? Find out the best times to travel from George Bush Intcntl to Kathmandu based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Houston George Bush Intcntl Airport to Kathmandu flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • What are the common stopover options for Houston George Bush Airport to Kathmandu flights?

    The stopover options for flights from Houston George Bush to Kathmandu depend on your airline. Qatar Airways and Emirates offer one-stop flights on this route with common stops in Doha (DOH) and Dubai (DXB) respectively. Istanbul (IST), Kuwait City (KWI), New Delhi (DEL), and New York JFK are other popular layover cities for connecting flights on this route.

  • Which airlines fly more eco-friendly flights from Houston George Bush Airport to Kathmandu?

    When flying from Houston George Bush Airport to Kathmandu, you will emit about 8,996 lb of CO2. American Airlines, Korean Air, Austrian Airlines, Alaska Airlines, Brussels Airlines, and Air India operate some of the most eco-friendly flights from Houston George Bush Airport to Kathmandu. These airlines offer one-stop and two-stop flights on this route and emit between 33% and 37% less CO2.

  • Which airlines offer accessible services from Houston George Bush Airport to Kathmandu?

    All airlines flying from Houston George Bush Airport to Kathmandu, including American Airlines, Emirates, and Alaska Airlines, offer accessible services. Every airline flying on this route runs a wheelchair assistance program to help travelers with limited mobility get through the airports easily. These airlines also provide airport attendants who assist passengers with limited mobility with their luggage through the gate areas. We recommend informing your airline at least 48 hours before your flight if you need a wheelchair or other mobility aid during your travel.

  • Which airlines allow pets on board from Houston George Bush Airport to Kathmandu?

    If you want to fly with your pet from Houston George Bush Airport to Kathmandu, consider booking American Airlines or Alaska Airlines. The airlines allow passengers to bring pets like small dogs and cats on board, provided they meet their requirements. The pet must be in a carrier that fits under the seat in front of you. American Airlines recommends a soft-sided carrier of 18 x 11 x 11 inches, while Alaska Airlines accepts either a soft-sided kennel of 17 x 11x 9.5 inches or a hard-sided one of 17 x 11 x 7.5 inches.

  • Which airports can I use when flying from Houston George Bush Intcntl Airport to Kathmandu?

    Flights from Houston George Bush Intcntl Airport to Kathmandu usually depart from Houston George Bush Intcntl (IAH) and arrive at Kathmandu Tribhuvan (KTM).

  • What cabin classes can I book on flights from Houston George Bush Intcntl Airport to Kathmandu?

    Three cabin classes are available on flights from Houston George Bush Intcntl Airport to Kathmandu:

    • Economy Class
    • Premium Economy Class
    • Business Class

  • Which airports do connecting flights from Houston George Bush Intcntl Airport to Kathmandu pass through?

    One-stop flights from Houston George Bush Intcntl Airport to Kathmandu most commonly connect through:

    • Istanbul (IST) - 36% of one-stop connections
    • Doha Hamad Intl (DOH) - 34% of one-stop connections
    • Dubai Intl (DXB) - 31% of one-stop connections

    Istanbul (IST) handles the largest share of one-stop connections on this route.

  • Can I save money by using flexible dates for flights from Houston George Bush Intcntl Airport to Kathmandu?

    On the Houston George Bush Intcntl Airport to Kathmandu route, being flexible with your departure day can save you up to 19%. Sunday is the cheapest day at $1,332 round-trip on average, while Saturday is the most expensive at $1,627: a $295 difference. Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

  • What popular places can I visit in Kathmandu?

    Garden of Dreams is one of the most viewed places in Kathmandu on KAYAK.

  • How expensive are last-minute Houston George Bush Intcntl Airport to Kathmandu flights?

    Last-minute fares on this route - booked within 2 weeks of departure - run 6% above the route average of $1,452. Book 14 weeks before departure for the lowest fares.

  • How long is a flight from Houston George Bush Intcntl Airport to Kathmandu?

    A nonstop flight from Houston George Bush Intcntl Airport to Kathmandu takes 0h 00m, covering 8,445 miles.

  • Do I need a passport to fly from Houston George Bush Intcntl Airport to Kathmandu?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • Have flight prices from Houston George Bush Intcntl Airport to Kathmandu changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $1,250 to $11,895. That means the highest observed fare was about 10x higher than the lowest one.

  • How are flight prices from Houston George Bush Intcntl Airport to Kathmandu looking right now?

    One-way fares from Houston George Bush Intcntl Airport to Kathmandu are currently higher than usual. Average one-way flight prices are about $1,648, which is 99% above the typical average for this route.

  • How much time can I save by choosing a different layover airport from Houston George Bush Intcntl Airport to Kathmandu?

    Flying via Istanbul (IST) gives the shortest average 1-stop total travel time at 26h 49m, compared with 27h 59m via Dubai Intl (DXB) and 30h 34m via Doha Hamad Intl (DOH).

  • What is the time difference between Houston George Bush Intcntl Airport and Kathmandu?

    Kathmandu is 10 hours ahead of Houston George Bush Intcntl Airport (Nepal Time vs Central Time). Plan for the time shift when scheduling connections or first-day activities.

  • How much should I expect to pay for a Houston George Bush Intcntl Airport to Kathmandu flight?

    Round-trip flights from Houston George Bush Intcntl Airport to Kathmandu range from $1,307 to $1,741, with an average of $1,452 over the past 12 months. Anything below $1,307 counts as a good deal.

Your guide to booking Houston George Bush Intcntl Airport to Kathmandu flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Sunday departure instead of Saturday. On this route, Sunday flights average $1,332 - about $295 less than Saturday (18% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 14 weeks before you fly. On this route, that window historically saves about 14% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Houston George Bush Intcntl Airport to Kathmandu trip for March. Fares historically average $1,327 round-trip in that month - typically $619 less than the most expensive month, which is June (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Kathmandu Tribhuvan Airport.
    - The Everest Hotel Kathmandu
    - Vannasut Hotel and Spa
  • Houston George Bush International Airport (IAH) handles flights from the Greater Houston Region to Kathmandu. The airport is a hub for United Airlines and a focus city for Spirit Airlines; therefore, flying with them gives you more flight options.
  • Flights to Kathmandu usually land at Kathmandu Tribhuvan International Airport (KTM). Gautam Buddha International Airport and Pokhara International usually serve as alternative airports for flights to Kathmandu when KTM runs out of capacity.
  • US citizens will need a visa appropriate for the purpose of travel when flying from Houston George Bush Airport to Kathmandu. The visa should have at least one blank page. You can apply for a tourist visa at a Nepalese embassy before traveling or purchase one on arrival at KTM, usually subject to availability.
  • You can use Sajha Yatayat Buses to get to the city center from Kathmandu Airport. The buses are easily identified by their green color and just depart outside the terminals. The buses take about an hour to complete the trip.
  • If you’re a nursing mother traveling from Houston George Bush Airport to Kathmandu, consider booking American Airlines. The airline allows passengers to bring a breast pump and a cooler machine free of charge in addition to the permitted carry-on items.

More options for your flight from George Bush Intcntl to Kathmandu

Complete your trip to Kathmandu with a hotel stay or car rental