KTM - BKK

₪654 Find Cheap Flights from Kathmandu to Bangkok - Compare and Save

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1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
₪1,336
Typical prices: ₪1,030–₪1,310
IndiGo, Air India
Fri 19.10Fri 26.10
KTM - BKK • 1 stop
Cheapest nonstop
₪1,514
Typical prices: ₪1,030–₪1,317
Nepal Airlines
Fri 19.10Fri 26.10
KTM - BKK • Non-stop
Nonstop flights
You can fly nonstop with Thai Airways, Nepal Airlines and Himalaya Airlines. Average duration is 3h 29m
Nonstop flights
+1
Nonstop flights
+1
Avoid delays
Most punctual • 76% on-time
Best time • Fewest delays
Insights
Insights
When to book
in advance
Our data shows that travelers who book at least 21 weeks in advance save around 22% compared to booking last minute.
Insights
Insights
When to travel
Cheapest • 13% price drop
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Cheapest • Avg ₪1,054 (round-trip)
Shortest trip • 10h 07m (one-way)
Insights
Insights
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We hope you love your trip to Bangkok Suvarnabhumi Airport!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Kathmandu to Bangkok (KTM-BKK)

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

Recent round-trip flight deals from Kathmandu to Suvarnabhumi

Mon, 19 Oct - Mon, 26 Oct
Multiple Airlines Logo
10:50 - 21:45KTM  Kathmandu Tribhuvan-BKK Bangkok Suvarnabhumi
9h 40m1 stop New Delhi Indira Gandhi Intl
Multiple Airlines Logo
15:10 - 22:55BKK  Bangkok Suvarnabhumi-KTM Kathmandu Tribhuvan
9h 00m1 stop New Delhi Indira Gandhi Intl
₪1,336Multiple Airlines
Mon, 19 Oct - Mon, 26 Oct
Multiple Airlines Logo
11:10 - 15:45KTM  Kathmandu Tribhuvan-BKK Bangkok Suvarnabhumi
3h 20mnonstop
Multiple Airlines Logo
15:10 - 22:55BKK  Bangkok Suvarnabhumi-KTM Kathmandu Tribhuvan
9h 00m1 stop New Delhi Indira Gandhi Intl
₪1,428Multiple Airlines
Mon, 19 Oct - Mon, 26 Oct
Nepal Airlines Logo
11:10 - 15:45KTM  Kathmandu Tribhuvan-BKK Bangkok Suvarnabhumi
3h 20mnonstop
Nepal Airlines Logo
16:45 - 19:00BKK  Bangkok Suvarnabhumi-KTM Kathmandu Tribhuvan
3h 30mnonstop
₪1,514Nepal Airlines
Mon, 19 Oct - Mon, 26 Oct
Air India Logo
21:10 - 13:40KTM  Kathmandu Tribhuvan-BKK Bangkok Suvarnabhumi
15h 15m2 stops New Delhi Indira Gandhi Intl Pune Lohegaon
Air India Logo
15:10 - 22:55BKK  Bangkok Suvarnabhumi-KTM Kathmandu Tribhuvan
9h 00m1 stop New Delhi Indira Gandhi Intl
₪1,520Air India
Mon, 19 Oct - Mon, 26 Oct
Multiple Airlines Logo
17:30 - 06:50KTM  Kathmandu Tribhuvan-BKK Bangkok Suvarnabhumi
12h 05m2 stops New Delhi Indira Gandhi Intl Mumbai Chhatrapati Shivaji Intl
Multiple Airlines Logo
22:20 - 06:35BKK  Bangkok Suvarnabhumi-KTM Kathmandu Tribhuvan
9h 30m1 stop New Delhi Indira Gandhi Intl
₪1,547Multiple Airlines
Mon, 19 Oct - Mon, 26 Oct
Multiple Airlines Logo
07:35 - 06:50KTM  Kathmandu Tribhuvan-BKK Bangkok Suvarnabhumi
22h 00m2 stops New Delhi Indira Gandhi Intl Mumbai Chhatrapati Shivaji Intl
Multiple Airlines Logo
20:40 - 09:45BKK  Bangkok Suvarnabhumi-KTM Kathmandu Tribhuvan
14h 20m2 stops Mumbai Chhatrapati Shivaji Intl New Delhi Indira Gandhi Intl
₪1,740Multiple Airlines
Sun, 28 Feb - Mon, 15 Mar
Malaysia Airlines Logo
22:45 - 16:05KTM  Kathmandu Tribhuvan-BKK Bangkok Suvarnabhumi
16h 05m1 stop Kuala Lumpur Intl
Malaysia Airlines Logo
14:15 - 21:45BKK  Bangkok Suvarnabhumi-KTM Kathmandu Tribhuvan
8h 45m1 stop Kuala Lumpur Intl
₪1,774Malaysia Airlines
Mon, 1 Mar - Tue, 16 Mar
Malaysia Airlines Logo
22:45 - 08:50KTM  Kathmandu Tribhuvan-BKK Bangkok Suvarnabhumi
32h 50m2 stops Kuala Lumpur Intl Penang Intl
Malaysia Airlines Logo
06:35 - 21:45BKK  Bangkok Suvarnabhumi-KTM Kathmandu Tribhuvan
16h 25m1 stop Kuala Lumpur Intl
₪1,859Malaysia Airlines
Thu, 4 Mar - Tue, 16 Mar
Malaysia Airlines Logo
22:45 - 10:20KTM  Kathmandu Tribhuvan-BKK Bangkok Suvarnabhumi
10h 20m1 stop Kuala Lumpur Intl
Malaysia Airlines Logo
20:05 - 12:00BKK  Bangkok Suvarnabhumi-KTM Kathmandu Tribhuvan
17h 10m1 stop Kuala Lumpur Intl
₪1,875Malaysia Airlines
Sun, 28 Feb - Wed, 17 Mar
Malaysia Airlines Logo
22:45 - 08:50KTM  Kathmandu Tribhuvan-BKK Bangkok Suvarnabhumi
32h 50m2 stops Kuala Lumpur Intl Penang Intl
Malaysia Airlines Logo
20:05 - 21:45BKK  Bangkok Suvarnabhumi-KTM Kathmandu Tribhuvan
26h 55m1 stop Kuala Lumpur Intl
₪1,878Malaysia Airlines
Booking Insights

Price, demand, and travel trends for Kathmandu to Bangkok Suvarnabhumi Airport flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

What's the cheapest day of the week to fly from Kathmandu to Bangkok Suvarnabhumi Airport?

Based on deals KAYAK users found in the last 12 months, Monday is the cheapest day of the week to fly from Kathmandu to Bangkok Suvarnabhumi Airport. It’s 3% cheaper than the average day, while Tuesday is the most expensive, with prices 7% higher.

What’s the cheapest month to fly from Kathmandu to Bangkok Suvarnabhumi Airport?

•February is the cheapest month to fly from Kathmandu to Bangkok Suvarnabhumi Airport at ₪979 round-trip.
•May (₪1,327) and April (₪1,315) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 35% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from Kathmandu to Bangkok Suvarnabhumi Airport the cheapest?

Flights from Kathmandu to Bangkok Suvarnabhumi Airport are cheapest 21 weeks before departure. Booking in this window typically costs about 22% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Key details for Kathmandu to Bangkok Suvarnabhumi Airport flights

Low season

October

Cheapest flight

₪670
Beat the crowds with an average 10% drop in travelers.
The most popular month to fly with an average 1% increase in travelers.
One-way flight from Kathmandu to Bangkok Suvarnabhumi Airport

When to book flights from Kathmandu to Suvarnabhumi

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

Your Kathmandu to Bangkok Suvarnabhumi Airport flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What are the earliest and latest flights from Kathmandu to Bangkok Suvarnabhumi Airport?

    These are the earliest and latest flight times available from Kathmandu to Bangkok Suvarnabhumi Airport:

    • Earliest: departs at 00:25 and lands at 03:54
    • Latest: departs at 13:30 and lands at 16:59.

    The flight takes about 3h 29m.

  • What cabin classes can I book on flights from Kathmandu to Bangkok Suvarnabhumi Airport?

    Only Economy Class is available on flights from Kathmandu to Bangkok Suvarnabhumi Airport.

  • How long is a flight from Kathmandu to Bangkok Suvarnabhumi Airport?

    A nonstop flight from Kathmandu to Bangkok Suvarnabhumi Airport takes 3h 29m, covering 3,585 km.

  • Do I need a passport to fly from Kathmandu to Bangkok Suvarnabhumi Airport?

    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.

  • How much should I expect to pay for a Kathmandu to Bangkok Suvarnabhumi Airport flight?

    Round-trip flights from Kathmandu to Bangkok Suvarnabhumi Airport range from ₪1,030 to ₪1,310, with an average of ₪1,121 over the past 12 months. Anything below ₪1,030 counts as a good deal.

  • How expensive are last-minute Kathmandu to Bangkok Suvarnabhumi Airport flights?

    Last-minute fares on this route (booked within two weeks of departure) run 13% above the ₪1,121 route average. Book 21 weeks before departure for the lowest fares.

  • How much can I save by taking a layover when flying from Kathmandu to Bangkok Suvarnabhumi Airport?

    On this route, layover flights are cheaper than direct options on average. Layover fares average ₪1,054 round-trip via Colombo Bandaranaike Intl (CMB), compared to ₪1,123 for direct flights.

  • What is the standard checked bag allowance on flights from Kathmandu to Bangkok Suvarnabhumi Airport?

    There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge ₪64–₪306 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

  • Which aircraft model is used most often on flights from Kathmandu to Bangkok Suvarnabhumi Airport?

    The Airbus A320-100/200 family is used most often on this route, operated mainly by Nepal Airlines and Thai Airways. Other aircraft seen on the route include Airbus A330-300 variants.

  • How are flight departures from Kathmandu to Bangkok Suvarnabhumi Airport spread across the day?

    Afternoon is the busiest departure period on Kathmandu to Bangkok Suvarnabhumi Airport flights, with 50% of flights leaving in that window. Night departures account for 50%, morning flights for 0%, and evening flights for 0%.

  • Have flight prices from Kathmandu to Bangkok Suvarnabhumi Airport 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 ₪1,336 to ₪10,506. That means the highest observed fare was about 8x higher than the lowest one.

  • How are flight prices from Kathmandu to Bangkok Suvarnabhumi Airport looking right now?

    One-way fares from Kathmandu to Bangkok Suvarnabhumi Airport are currently higher than usual. Average one-way flight prices are about ₪817, which is 13% above the typical average for this route.

  • Which car rental options are available at Bangkok Suvarnabhumi Airport (BKK)?

    Bangkok Suvarnabhumi Airport (BKK) hosts 5 major car rental companies, with daily rates starting from around ₪41 for economy cars. Top options include:

    • Drive Car Rental
    • Alamo
    • Sixt
    • Yesaway
    • Hertz

  • Which airports can I use when flying from Kathmandu to Bangkok Suvarnabhumi Airport?

    Flights from Kathmandu to Bangkok Suvarnabhumi Airport usually depart from Kathmandu Tribhuvan (KTM) and arrive at Bangkok Suvarnabhumi (BKK).

  • What time of day has the fewest delays on flights from Kathmandu to Bangkok Suvarnabhumi Airport?

    Night flights have the fewest delays on this route, while morning departures tend to have the most.

  • At what point is a flight from Kathmandu to Bangkok Suvarnabhumi Airport considered delayed?

    A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the Kathmandu to Bangkok Suvarnabhumi Airport route, 30% of flights were delayed in the past 3 months, with delays averaging 2h 07m.

  • Which airports do connecting flights from Kathmandu to Bangkok Suvarnabhumi Airport pass through?

    One-stop flights from Kathmandu to Bangkok Suvarnabhumi Airport most commonly connect through:

    • New Delhi Indira Gandhi Intl (DEL) - 58% of one-stop connections
    • Colombo Bandaranaike Intl (CMB) - 32% of one-stop connections
    • Dhaka Hazrat Shahjalal Intl (DAC) - 6% of one-stop connections
    • Singapore Changi (SIN) - 4% of one-stop connections

  • Can I save money by using flexible dates for flights from Kathmandu to Bangkok Suvarnabhumi Airport?

    Yes. Flexible dates can save you up to 10% on flights from Kathmandu to Bangkok Suvarnabhumi Airport. Monday is the cheapest departure day at ₪1,092 round-trip on average, while Tuesday is the most expensive at ₪1,211, a difference of ₪119.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What airlines fly from Kathmandu to Bangkok Suvarnabhumi Airport?

    3 airlines operate flights between Kathmandu and Bangkok Suvarnabhumi Airport. The airlines offering direct flights on this route include:

    • Thai Airways
    • Nepal Airlines
    • Himalaya Airlines

  • How much time can I save by choosing a different layover airport from Kathmandu to Bangkok Suvarnabhumi Airport?

    Flying via Singapore Changi (SIN) gives the shortest average 1-stop total travel time at 10h 07m, compared with 10h 23m via New Delhi Indira Gandhi Intl (DEL) and 21h 59m via Dhaka Hazrat Shahjalal Intl (DAC).

  • What is the time difference between Kathmandu and Bangkok Suvarnabhumi Airport?

    Bangkok Suvarnabhumi Airport is 1 hour ahead of Kathmandu (Indochina Time vs Nepal Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Bangkok Suvarnabhumi Airport?

    Some of the most popular sights in Bangkok Suvarnabhumi Airport are Pratunam and Patpong Night Market. These are among the most viewed places in Bangkok Suvarnabhumi Airport on KAYAK.

  • Which airlines offer extra legroom and free seat selection on Kathmandu to Bangkok Suvarnabhumi Airport flights?

    Among airlines operating Kathmandu to Bangkok Suvarnabhumi Airport flights:

    • Thai Airways: offers free seat selection

    Extra legroom and free seat selection availability depends on fare class and route.

  • Which airlines include bags at no extra cost on Kathmandu to Bangkok Suvarnabhumi Airport flights?

    Here are some options for this route, based on selected ticket types and cabin classes:

    • Thai Airways: a cabin bag and a checked bag in Economy Class
    • Nepal Airlines: a cabin bag and a checked bag in Economy Class

    Bag allowance can vary by ticket type, cabin class, route and airline, so always check the fare details before booking.

Your guide to booking Kathmandu to Bangkok Suvarnabhumi Airport flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Monday departure and avoid flying on Tuesday. On this route, Monday flights average ₪1,092, about ₪119 less than Tuesday fares (10% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 21 weeks before you fly. On this route, that window historically saves about 22% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Kathmandu to Bangkok Suvarnabhumi Airport trip for February. Fares historically average ₪979 round-trip in that month - typically ₪349 less than the most expensive month, which is May (based on the last 12 months).
  • For the best chance of arriving on time, fly with Thai Airways. Over the past three months, 76% of Thai Airways flights from Kathmandu to Bangkok Suvarnabhumi Airport arrived on time, slightly above the route average of 70%. When flights on this route arrive late, they're delayed by an average of 2h 07m, so choosing an airline with strong on-time performance can make a difference if you're on a tight schedule.
  • If you have the time, taking a 1-stop flight through Colombo Bandaranaike Intl Airport (CMB) can be cheaper than flying nonstop. The cheapest layover option averages ₪1,054 round-trip on this route – about ₪69 less than nonstop flights (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Bangkok Suvarnabhumi Airport.

    • Regency Bangkok Suvarnabhumi Airpor
    • Siam Mandarina Bangkok Suvarnabhumi Airport Hotel (Free Shuttle)
    • Suvarnabhumi Ville Airport Hotel

Prefer to fly non-stop from Kathmandu Tribhuvan to Bangkok Suvarnabhumi?

 
Find which airlines fly direct from Kathmandu Tribhuvan Airport to Bangkok Suvarnabhumi Airport, which days they fly and book direct flights.

Nonstop departures

Kathmandu Tribhuvan to Bangkok Suvarnabhumi

Monday

Nepal Airlines,Thai Airways

Nepal Airlines,Thai Airways

Tuesday

Thai Airways

Thai Airways

Wednesday

Thai Airways

Thai Airways

Thursday

Thai Airways

Thai Airways

Friday

Nepal Airlines,Thai Airways

Nepal Airlines,Thai Airways

Saturday

Thai Airways,Himalaya Airlines

Thai Airways,Himalaya Airlines

Sunday

Thai Airways

Thai Airways

See more direct flights

Nonstop returns

Bangkok Suvarnabhumi to Kathmandu Tribhuvan

Monday

Nepal Airlines,Thai Airways

Nepal Airlines,Thai Airways

Tuesday

Thai Airways

Thai Airways

Wednesday

Thai Airways

Thai Airways

Thursday

Thai Airways

Thai Airways

Friday

Nepal Airlines,Thai Airways

Nepal Airlines,Thai Airways

Saturday

Thai Airways,Himalaya Airlines

Thai Airways,Himalaya Airlines

Sunday

Thai Airways

Thai Airways

See more direct flights

More options for your flight from Kathmandu to Suvarnabhumi

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