Cheap flights from Bangkok Suvarnabhumi Airport to Kathmandu from $467
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 8/12. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — KTM
21 Dec — 28 Dec1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Bangkok Suvarnabhumi to Kathmandu Tribhuvan are usually found in January or June, booked 74 days in advance, depart on a Monday or Tuesday and return on a Thursday
Cheap flight deals from Suvarnabhumi to Kathmandu
Discover tips and strategies to find the most affordable flight options for your journey from Suvarnabhumi (BKK) 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 21 November 2025.
Explore the most affordable flight options available from Suvarnabhumi to Kathmandu. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 November 2025.
Wed 17/1218:55BKK - KTM
1 stop17h 50mMultiple Airlines
Wed 24/1211:10KTM - BKK
Nonstop3h 20mMultiple Airlines
Deal found 18/11$547
Wed 17/1216:45BKK - KTM
Nonstop3h 30mNepal Airlines
Wed 24/1211:10KTM - BKK
Nonstop3h 20mNepal Airlines
Deal found 18/11$607
Fri 19/1216:45BKK - KTM
Nonstop3h 30mNepal Airlines
Fri 26/1211:10KTM - BKK
Nonstop3h 20mNepal Airlines
Deal found 21/11$624
Wed 17/1213:50BKK - KTM
2 stops32h 45mAir India
Wed 24/1222:20KTM - BKK
1 stop14h 35mAir India
Deal found 18/11$629
Fri 19/1217:55BKK - KTM
1 stop16h 25mMultiple Airlines
Fri 26/1211:10KTM - BKK
Nonstop3h 20mMultiple Airlines
Deal found 21/11$638
Fri 19/1221:15BKK - KTM
Nonstop3h 25mThai Airways
Thu 25/1200:25KTM - BKK
Nonstop3h 30mThai Airways
Deal found 21/11$655
Wed 17/1221:15BKK - KTM
Nonstop3h 25mThai Airways
Tue 23/1200:25KTM - BKK
Nonstop3h 30mThai Airways
Deal found 18/11$661
Best flights from Suvarnabhumi to Kathmandu
Discover carefully curated flight deals from Suvarnabhumi to Kathmandu that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 21 November 2025.
Sat 24/113:55BKK - KTM
1 stop23h 10mSriLankan Airlines
Mon 26/112:50KTM - BKK
1 stop22h 30mSriLankan Airlines
Deal found 19/11$603
Fri 8/514:15BKK - KTM
1 stop8h 45mMalaysia Airlines
Tue 26/522:45KTM - BKK
1 stop17h 20mMalaysia Airlines
Deal found 19/11$623
Fri 19/1210:50BKK - KTM
1 stop26h 40mMultiple Airlines
Fri 26/1210:05KTM - BKK
1 stop9h 00mMultiple Airlines
Deal found 21/11$661
Sat 24/110:15BKK - KTM
Nonstop3h 25mThai Airways
Mon 26/113:30KTM - BKK
Nonstop3h 30mThai Airways
Deal found 20/11$703
Tue 5/514:15BKK - KTM
1 stop8h 45mMalaysia Airlines
Mon 25/522:45KTM - BKK
1 stop17h 20mMalaysia Airlines
Deal found 19/11$623
Thu 7/519:40BKK - KTM
1 stop27h 20mMalaysia Airlines
Thu 28/522:45KTM - BKK
1 stop17h 20mMalaysia Airlines
Deal found 19/11$630
Sun 3/519:40BKK - KTM
1 stop27h 20mMalaysia Airlines
Fri 29/522:45KTM - BKK
1 stop13h 25mMalaysia Airlines
Deal found 19/11$630
Wed 6/518:40BKK - KTM
1 stop28h 20mMalaysia Airlines
Mon 25/522:45KTM - BKK
1 stop16h 20mMalaysia Airlines
Deal found 19/11$756
Sat 9/517:15BKK - KTM
1 stop29h 45mMalaysia Airlines
Mon 25/522:45KTM - BKK
1 stop13h 25mMalaysia Airlines
Deal found 19/11$756
Sat 9/517:15BKK - KTM
1 stop29h 45mMalaysia Airlines
Tue 26/522:45KTM - BKK
1 stop10h 15mMalaysia Airlines
Deal found 19/11$756
Wed 6/517:15BKK - KTM
1 stop29h 45mMalaysia Airlines
Sun 31/522:45KTM - BKK
1 stop17h 20mMalaysia Airlines
Deal found 19/11$756
Direct flights from Suvarnabhumi to Kathmandu
Explore direct flight options from Suvarnabhumi to Kathmandu based on user searches, and compare prices and availability for your desired travel dates. Data last updated 21 November 2025.
Wed 17/1216:45BKK - KTM
Nonstop3h 30mNepal Airlines
Wed 24/1211:10KTM - BKK
Nonstop3h 20mNepal Airlines
Deal found 18/11$607
Fri 19/1216:45BKK - KTM
Nonstop3h 30mNepal Airlines
Fri 26/1211:10KTM - BKK
Nonstop3h 20mNepal Airlines
Deal found 21/11$624
Fri 19/1221:15BKK - KTM
Nonstop3h 25mThai Airways
Thu 25/1200:25KTM - BKK
Nonstop3h 30mThai Airways
Deal found 21/11$655
Wed 17/1221:15BKK - KTM
Nonstop3h 25mThai Airways
Tue 23/1200:25KTM - BKK
Nonstop3h 30mThai Airways
Deal found 18/11$661
Sat 24/110:15BKK - KTM
Nonstop3h 25mThai Airways
Mon 26/113:30KTM - BKK
Nonstop3h 30mThai Airways
Deal found 20/11$703
Last-minute flights from Suvarnabhumi to Kathmandu
Discover last-minute flight deals from Suvarnabhumi to Kathmandu. Data last updated 21 November 2025 and is based on user searches.
Wed 17/1218:55BKK - KTM
1 stop17h 50mMultiple Airlines
Wed 24/1211:10KTM - BKK
Nonstop3h 20mMultiple Airlines
Deal found 18/11$547
Wed 17/1216:45BKK - KTM
Nonstop3h 30mNepal Airlines
Wed 24/1211:10KTM - BKK
Nonstop3h 20mNepal Airlines
Deal found 18/11$607
Wed 17/1213:50BKK - KTM
2 stops32h 45mAir India
Wed 24/1222:20KTM - BKK
1 stop14h 35mAir India
Deal found 18/11$629
Wed 17/1221:15BKK - KTM
Nonstop3h 25mThai Airways
Tue 23/1200:25KTM - BKK
Nonstop3h 30mThai Airways
Deal found 18/11$661
Fri 19/1216:45BKK - KTM
Nonstop3h 30mNepal Airlines
Fri 26/1211:10KTM - BKK
Nonstop3h 20mNepal Airlines
Deal found 21/11$624
Fri 19/1217:55BKK - KTM
1 stop16h 25mMultiple Airlines
Fri 26/1211:10KTM - BKK
Nonstop3h 20mMultiple Airlines
Deal found 21/11$638
Fri 19/1221:15BKK - KTM
Nonstop3h 25mThai Airways
Thu 25/1200:25KTM - BKK
Nonstop3h 30mThai Airways
Deal found 21/11$655
One-way flights from Suvarnabhumi to Kathmandu
Search for one-way flight options from Suvarnabhumi to Kathmandu. Find affordable one-way fares based on user searches. Data last updated 21 November 2025.
Mon 8/1201:10BKK - KTM
1 stop11h 25mSichuan Airlines
Deal found 21/11$467
Sat 29/1101:10BKK - KTM
1 stop11h 25mSichuan Airlines
Deal found 20/11$468
Tue 9/1205:40BKK - KTM
1 stop17h 05mMalaysia Airlines
Deal found 19/11$474
Thu 11/1220:05BKK - KTM
1 stop17h 10mMalaysia Airlines
Deal found 20/11$484
Thu 12/320:05BKK - KTM
2 stops25h 50mMultiple Airlines
Deal found 19/11$522
Mon 9/320:05BKK - KTM
2 stops25h 50mMultiple Airlines
Deal found 18/11$524
Tue 9/1208:55BKK - KTM
2 stops22h 55mMultiple Airlines
Deal found 19/11$827
Fri 8/502:55BKK - KTM
2 stops21h 20mMultiple Airlines
Deal found 21/11$830
Sat 21/201:10BKK - KTM
1 stop11h 25mSichuan Airlines
Deal found 19/11$1,029
Cheapflights Fare Finder
Customise your flight search to find flights from Suvarnabhumi 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 647,157 searches. Data last updated 21 November 2025.
Use the filters below to find and compare flights from Bangkok Suvarnabhumi Airport to Kathmandu that are best for you.
Fly from
Suvarnabhumi
Fly to
Kathmandu
Route
Depart
Return
Price
BangkokKathmandu
BKK - KTM
BKKKTM
Bangkok Suvarnabhumi
Sat 24/1
13:55-11:50
1 stop23h 10m
Kathmandu Tribhuvan
Mon 26/1
12:50-12:35
1 stop22h 30m
$603
BangkokKathmandu
BKK - KTM
BKKKTM
Bangkok Suvarnabhumi
Fri 8/5
14:15-21:45
1 stop8h 45m
Kathmandu Tribhuvan
Tue 26/5
22:45-17:20
1 stop17h 20m
$623
BangkokKathmandu
BKK - KTM
BKKKTM
Bangkok Suvarnabhumi
Tue 5/5
14:15-21:45
1 stop8h 45m
Kathmandu Tribhuvan
Mon 25/5
22:45-17:20
1 stop17h 20m
$623
BangkokKathmandu
BKK - KTM
BKKKTM
Bangkok Suvarnabhumi
Thu 7/5
19:40-21:45
1 stop27h 20m
Kathmandu Tribhuvan
Thu 28/5
22:45-17:20
1 stop17h 20m
$630
BangkokKathmandu
BKK - KTM
BKKKTM
Bangkok Suvarnabhumi
Sun 3/5
19:40-21:45
1 stop27h 20m
Kathmandu Tribhuvan
Fri 29/5
22:45-13:25
1 stop13h 25m
$630
BangkokKathmandu
BKK - KTM
BKKKTM
Bangkok Suvarnabhumi
Fri 19/12
10:50-12:15
1 stop26h 40m
Kathmandu Tribhuvan
Fri 26/12
10:05-20:20
1 stop9h 00m
$661
BangkokKathmandu
BKK - KTM
BKKKTM
Bangkok Suvarnabhumi
Sat 24/1
10:15-12:25
Nonstop3h 25m
Kathmandu Tribhuvan
Mon 26/1
13:30-18:15
Nonstop3h 30m
$703
BangkokKathmandu
BKK - KTM
BKKKTM
Bangkok Suvarnabhumi
Wed 6/5
18:40-21:45
1 stop28h 20m
Kathmandu Tribhuvan
Mon 25/5
22:45-16:20
1 stop16h 20m
$756
BangkokKathmandu
BKK - KTM
BKKKTM
Bangkok Suvarnabhumi
Sat 9/5
17:15-21:45
1 stop29h 45m
Kathmandu Tribhuvan
Mon 25/5
22:45-13:25
1 stop13h 25m
$756
BangkokKathmandu
BKK - KTM
BKKKTM
Bangkok Suvarnabhumi
Sat 9/5
17:15-21:45
1 stop29h 45m
Kathmandu Tribhuvan
Tue 26/5
22:45-10:15
1 stop10h 15m
$756
Flights are sorted by cheapest return flights first.
Deals found on 21/11
Showing 1-10 of 19 results
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Best time to book a flight from Suvarnabhumi to Kathmandu
Have a flexible travel schedule? Discover the best time to fly to Kathmandu from Suvarnabhumi with our price prediction graph.
Estimated return 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 Bangkok Suvarnabhumi Airport to Kathmandu
Prices
Airlines
Delays
How far ahead should I book a flight from Bangkok Suvarnabhumi Airport to Kathmandu?
Use this chart to determine the optimal time to book a return flight from Suvarnabhumi to Kathmandu. Price data was last updated on 14 November 2025.
The best time to book flights from Bangkok Suvarnabhumi Airport to Kathmandu is 74 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 Bangkok Suvarnabhumi Airport to Kathmandu?
Currently, July is the cheapest month in which you can book a flight from Bangkok Suvarnabhumi Airport to Kathmandu (average of $189). Flying from Bangkok Suvarnabhumi Airport to Kathmandu in October is currently the most expensive (average of $368). 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 BKK to KTM?
Find hourly flight availability from Suvarnabhumi 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 21 November 2025.
When flying from Bangkok Suvarnabhumi Airport to Kathmandu, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Weekly flight availability from Bangkok Suvarnabhumi Airport to Kathmandu
Explore weekly flight availability from Suvarnabhumi to Kathmandu. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 21 November 2025.
The most flights from BKK to KTM are scheduled on a Wednesday (3 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (1 on average).
How often are flights from Bangkok to Kathmandu delayed?
About 36% of weekly flights between Bangkok and Kathmandu have experienced delays in the past year, with the average delay time being 98 minutes.
What is the most punctual flight time for Bangkok to Kathmandu flights?
Historically, flights departing in the evening are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Thursday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Bangkok to Kathmandu flights?
Over the past year, Thai Airways have had the lowest number of delays on this route, with just 28% of flights being delayed.
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 21 November 2025.
Check out reviews from past customers who have flown with Thai AirAsia from Bangkok Suvarnabhumi Airport to Kathmandu to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Upon check in they wanted to charge me extra for extra 1 kilo Poor challenge. You advertise to get people on your airline then you challenge them Wrong move
Upon check in they wanted to charge me extra for extra 1 kilo Poor challenge. You advertise to get people on your airline then you challenge them Wrong move
Related info for your journey
Find useful and relevant information for your journey from Suvarnabhumi 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 Bangkok Suvarnabhumi?
Located just 4.1 km from the city centre, Kathmandu Tribhuvan is the airport most travellers will use when flying to Kathmandu from Bangkok Suvarnabhumi. Booking flights from Bangkok Suvarnabhumi to Tribhuvan (KTM) should be relatively easy as there are 2 daily inbound flights from Bangkok Suvarnabhumi from 2 different airlines.
How long is the flight from Bangkok Suvarnabhumi Airport to Kathmandu?
Departing from Bangkok Suvarnabhumi Airport to Kathmandu will take you 23h 10m. Airlines will cover a distance of 2227 km. Both multi-stop and direct flights can be found to your destination and back.
What are the cheapest airlines flying from Bangkok Suvarnabhumi Airport to Kathmandu round-trip?
Cheapflights users have booked flights from Bangkok Suvarnabhumi Airport to Kathmandu round-trip from $192. Another airline that can offer you cheap pricing is Thai AirAsia. These flights start at 56% lower than the current average price 3 months from now.
Can I find deals for business class flights from Suvarnabhumi to Kathmandu?
Yes. Cheapflights offers flight deals from Suvarnabhumi 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 Bangkok Suvarnabhumi Airport to Kathmandu?
Currently, July is the cheapest month in which you can book a flight from Bangkok Suvarnabhumi Airport to Kathmandu (average of $189). Flying from Bangkok Suvarnabhumi Airport to Kathmandu in October is currently the most expensive (average of $368). 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.
Explore flights to Kathmandu departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 21 November 2025.
Browse through other flights departing from Suvarnabhumi. Flights are based on user searches made on Cheapflights and were last updated on 21 November 2025.
Top 2 airlines flying from Suvarnabhumi to Kathmandu
Discover the top 2 airlines that operate flights from Suvarnabhumi 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 647,157 searches. Data last updated 21 November 2025.
Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Suvarnabhumi to Kathmandu?
Cheapflights makes it easy to find Suvarnabhumi to Kathmandu flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.
Why should you use Cheapflights to find cheap flight tickets from Suvarnabhumi to Kathmandu?
By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Kathmandu from Suvarnabhumi.
Can Cheapflights find flights from Suvarnabhumi to Kathmandu with no change fees?
Need flexible booking options for your flight to Kathmandu from Suvarnabhumi? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.
Can Cheapflights notify me if prices for flights from Suvarnabhumi to Kathmandu become cheaper?
Not ready to book yet? You can track prices for flights from Suvarnabhumi to Kathmandu on Cheapflights with our Price Alert feature and get notified when better prices are available.
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