KTM - DMK

£203 Find Cheap Flights from Kathmandu to Bangkok Don Mueang Intl – Compare and Save

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1 adult, Economy, 0 bags

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Everything you should know

Cheapest return flight
£411
Typical prices: £161-£221
Multiple Airlines
Sat 13/1Sat 20/1
KTM - DMK • 1 stop
Cheapest one-way flight
£203
Typical prices: £95-£148
Multiple Airlines
Fri 9/3
KTM - DMK • 1 stop
Avoid delays
Most punctual • 55% on-time
Best time • Fewest delays
Insights
Insights
When to book
in advance
Our data shows that travellers who book at least 16 weeks in advance save around 37% compared to booking last minute.
Insights
Insights
When to travel
Cheapest • 12% price drop
Most popular
Good to know
+1
Good to know
+1
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We hope you enjoy your trip to Bangkok Don Mueang Intl Airport!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Kathmandu to Bangkok (KTM-DMK)

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

Recent return flight deals from Kathmandu to Bangkok

Wed, 13 Jan - Wed, 20 Jan
Multiple Airlines Logo
14:00 - 06:20KTM  Kathmandu Tribhuvan-DMK Bangkok Don Mueang Intl
15h 05m1 stop Mumbai Chhatrapati Shivaji Intl
Multiple Airlines Logo
13:30 - 22:55DMK  Bangkok Don Mueang Intl-KTM Kathmandu Tribhuvan
10h 40m1 stop New Delhi Indira Gandhi Intl
£411Multiple Airlines
Wed, 13 Jan - Wed, 20 Jan
Multiple Airlines Logo
17:10 - 07:50KTM  Kathmandu Tribhuvan-DMK Bangkok Don Mueang Intl
13h 25m2 stops New Delhi Indira Gandhi Intl Kuala Lumpur Intl
Multiple Airlines Logo
13:30 - 22:55DMK  Bangkok Don Mueang Intl-KTM Kathmandu Tribhuvan
10h 40m1 stop New Delhi Indira Gandhi Intl
£429Multiple Airlines
Wed, 20 Jan - Thu, 28 Jan
Multiple Airlines Logo
14:00 - 06:20KTM  Kathmandu Tribhuvan-DMK Bangkok Don Mueang Intl
15h 05m1 stop Mumbai Chhatrapati Shivaji Intl
Multiple Airlines Logo
13:45 - 20:35DMK  Bangkok Don Mueang Intl-KTM Kathmandu Tribhuvan
8h 05m1 stop Kuala Lumpur Intl
£466Multiple Airlines
Mon, 11 Jan - Tue, 19 Jan
Multiple Airlines Logo
14:55 - 06:20KTM  Kathmandu Tribhuvan-DMK Bangkok Don Mueang Intl
14h 10m2 stops New Delhi Indira Gandhi Intl Mumbai Chhatrapati Shivaji Intl
Multiple Airlines Logo
21:30 - 08:40DMK  Bangkok Don Mueang Intl-KTM Kathmandu Tribhuvan
12h 25m1 stop Kuala Lumpur Intl
£476Multiple Airlines
Wed, 20 Jan - Thu, 28 Jan
Multiple Airlines Logo
17:10 - 07:50KTM  Kathmandu Tribhuvan-DMK Bangkok Don Mueang Intl
13h 25m2 stops New Delhi Indira Gandhi Intl Kuala Lumpur Intl
Multiple Airlines Logo
21:30 - 08:40DMK  Bangkok Don Mueang Intl-KTM Kathmandu Tribhuvan
12h 25m1 stop Kuala Lumpur Intl
£484Multiple Airlines
Fri, 15 Jan - Fri, 22 Jan
Multiple Airlines Logo
10:45 - 22:40KTM  Kathmandu Tribhuvan-DMK Bangkok Don Mueang Intl
10h 40m1 stop New Delhi Indira Gandhi Intl
Multiple Airlines Logo
13:30 - 20:40DMK  Bangkok Don Mueang Intl-KTM Kathmandu Tribhuvan
8h 25m1 stop New Delhi Indira Gandhi Intl
£502Multiple Airlines
Thu, 12 Nov - Wed, 18 Nov
Multiple Airlines Logo
16:05 - 23:20KTM  Kathmandu Tribhuvan-DMK Bangkok Don Mueang Intl
30h 00m2 stops Kunming Changshui Phuket City
Multiple Airlines Logo
21:15 - 06:35DMK  Bangkok Don Mueang Intl-KTM Kathmandu Tribhuvan
34h 35m2 stops Phuket City New Delhi Indira Gandhi Intl
£507Multiple Airlines
Sat, 7 Nov - Thu, 12 Nov
Multiple Airlines Logo
13:55 - 02:35KTM  Kathmandu Tribhuvan-DMK Bangkok Don Mueang Intl
11h 25m1 stop New Delhi Indira Gandhi Intl
Multiple Airlines Logo
16:45 - 09:05DMK  Bangkok Don Mueang Intl-KTM Kathmandu Tribhuvan
17h 35m1 stop New Delhi Indira Gandhi Intl
£507Multiple Airlines
Sat, 7 Nov - Thu, 12 Nov
Multiple Airlines Logo
23:30 - 05:00KTM  Kathmandu Tribhuvan-DMK Bangkok Don Mueang Intl
28h 15m2 stops Guangzhou Baiyun Chengdu Tianfu Intl
Multiple Airlines Logo
22:05 - 09:05DMK  Bangkok Don Mueang Intl-KTM Kathmandu Tribhuvan
36h 15m2 stops Phuket City New Delhi Indira Gandhi Intl
£510Multiple Airlines
Sat, 7 Nov - Thu, 12 Nov
Multiple Airlines Logo
13:55 - 02:35KTM  Kathmandu Tribhuvan-DMK Bangkok Don Mueang Intl
11h 25m1 stop New Delhi Indira Gandhi Intl
Multiple Airlines Logo
18:45 - 06:35DMK  Bangkok Don Mueang Intl-KTM Kathmandu Tribhuvan
13h 05m2 stops Phuket City New Delhi Indira Gandhi Intl
£512Multiple Airlines
Booking Insights

Price, demand, and travel trends for Kathmandu to Bangkok Don Mueang Intl 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 Don Mueang Intl Airport?

Based on deals KAYAK users found in the last 12 months, Sunday is the cheapest day of the week to fly from Kathmandu to Bangkok Don Mueang Intl Airport. It’s 4% cheaper than the average day, while Tuesday is the most expensive, with prices 17% higher.

What is the cheapest month to fly from Kathmandu to Bangkok Don Mueang Intl Airport?

•January is the cheapest month to fly from Kathmandu to Bangkok Don Mueang Intl Airport at £161 return.
•August (£281) and September (£245) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 74% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from Kathmandu to Bangkok Don Mueang Intl Airport the cheapest?

Flights from Kathmandu to Bangkok Don Mueang Intl Airport are cheapest 16 weeks before departure. Booking in this window typically costs about 37% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Key details for Kathmandu to Bangkok Don Mueang Intl Airport flights

Low season

August

Cheapest flight

£203
Beat the crowds with an average 88% drop in traveller numbers.
The most popular month to fly with an average 86% increase in traveller numbers.
One-way flight from Kathmandu to Bangkok Don Mueang Intl Airport

When to book flights from Kathmandu to Bangkok

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

Your Kathmandu to Bangkok Don Mueang Intl Airport flight questions, answered

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

  • Which cabin classes can I book on flights from Kathmandu to Bangkok Don Mueang Intl Airport?

    Only Economy class is available on flights from Kathmandu to Bangkok Don Mueang Intl Airport.

  • Do I need a passport to fly from Kathmandu to Bangkok Don Mueang Intl 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 Don Mueang Intl Airport flight?

    Return flights from Kathmandu to Bangkok Don Mueang Intl Airport range from £161 to £221, with an average of £183 over the past 12 months. Anything below £161 counts as a good deal.

  • How expensive are last-minute Kathmandu to Bangkok Don Mueang Intl Airport flights?

    Last-minute fares on this route (booked within two weeks of departure) run 23% above the £183 route average. Book 16 weeks before departure for the lowest fares.

  • How much can I save by having a stopover when flying from Kathmandu to Bangkok Don Mueang Intl Airport?

    On this route, direct flights are cheaper than stopover options on average. Direct fares average £183 return, compared with £436 via a stopover through New Delhi Indira Gandhi Intl (DEL).

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

    There is no standard. Checked bag policies vary by airline on this route. Most carriers charge £16–£75 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 Don Mueang Intl Airport?

    The Boeing 737-800 family is used most often on this route, operated mainly by Thai Lion Air and Singapore Airlines. Other aircraft seen on the route include Airbus A330-300 variants.

  • How are flight prices from Kathmandu to Bangkok Don Mueang Intl Airport looking right now?

    One-way fares from Kathmandu to Bangkok Don Mueang Intl Airport are currently higher than usual. Average one-way flight prices are about £251, which is 115% above the typical average for this route.

  • Which car hire options are available at Bangkok Don Mueang Intl Airport (DMK)?

    Bangkok Don Mueang Intl Airport (DMK) hosts 5 major car hire companies, with daily rates starting from around £5 for economy cars. Top options include:

    • Drive Car Rental
    • Alamo
    • Thai Rent
    • Chic Car Rent
    • Hertz

  • Which airports can I use when flying from Kathmandu to Bangkok Don Mueang Intl Airport?

    Flights from Kathmandu to Bangkok Don Mueang Intl Airport usually depart from Kathmandu Tribhuvan (KTM) and arrive at Bangkok Don Mueang Intl (DMK).

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

    Afternoon flights have the fewest delays on this route.

  • At what point is a flight considered delayed on the route from Kathmandu to Bangkok Don Mueang Intl Airport?

    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 Don Mueang Intl Airport route, 56% of flights were delayed in the past three months, with delays averaging 1h 58m.

  • Which airports do connecting flights from Kathmandu to Bangkok Don Mueang Intl Airport pass through?

    Most connecting flights from Kathmandu to Bangkok Don Mueang Intl Airport pass through New Delhi Indira Gandhi Intl (DEL), which handles 100% of one-stop traffic on this route.

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

    Yes. Flexible dates can save you up to 19% on flights from Kathmandu to Bangkok Don Mueang Intl Airport. Sunday is the cheapest departure day at £176 return on average, while Tuesday is the most expensive at £215, a difference of £39.

    Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

  • What is the time difference between Kathmandu and Bangkok Don Mueang Intl Airport?

    Bangkok Don Mueang Intl 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 Don Mueang Intl Airport?

    Some of the most popular sights in Bangkok Don Mueang Intl Airport are Pratunam, Lumpini Park, and Siam Square. These are among the most viewed places in Bangkok Don Mueang Intl Airport on KAYAK.

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

    Among airlines operating Kathmandu to Bangkok Don Mueang Intl Airport flights:

    • Thai Lion Air: 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 Don Mueang Intl Airport flights?

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

    • Thai Lion Air: a cabin bag and a checked bag in Economy class

    Baggage 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 Don Mueang Intl 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 Sunday departure and avoid flying on Tuesday. On this route, Sunday flights average £176, about £39 less than Tuesday fares (18% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 16 weeks before you fly. On this route, that window historically saves about 37% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Kathmandu to Bangkok Don Mueang Intl Airport trip for January. Fares historically average £161 return in that month – typically £120 less than the most expensive month, which is August (based on the last 12 months).
  • For the best chance of arriving on time, fly with AirAsia. Over the past three months, 55% of AirAsia flights from Kathmandu to Bangkok Don Mueang Intl Airport arrived on time, slightly above the route average of 44%. When flights on this route arrive late, they're delayed by an average of 1h 58m, so choosing an airline with strong on-time performance can make a difference if you're on a tight schedule.
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Bangkok Don Mueang Intl Airport.

    • Amari Don Muang Airport Bangkok
    • Don Muang Hotel
    • The Royal Bee Apart Hotel

More options for your flight from Kathmandu to Bangkok

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