Cheap flights from Bangkok Suvarnabhumi Airport to Kathmandu from $299
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 27/7. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — KTM
18 Jun — 25 Jun1
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 December, booked 90 days in advance, depart on a Monday or Tuesday and return on a Wednesday
Cheap flight deals from Suvarnabhumi to Kathmandu
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Cheapest flights from Suvarnabhumi to Kathmandu
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 19 May 2026.
Fri 19/622:25
BKK
-
KTM
1 stop11h 55m
Multiple Airlines
Wed 24/613:40
KTM
-
BKK
1 stop21h 50m
Multiple Airlines
Deal found 16/5$528
Fri 19/616:45
BKK
-
KTM
Nonstop3h 30m
Nepal Airlines
Wed 24/611:10
KTM
-
BKK
Nonstop3h 20m
Nepal Airlines
Deal found 16/5$588
Sat 31/1008:50
BKK
-
KTM
1 stop16h 40m
Air India
Mon 16/1114:55
KTM
-
BKK
1 stop28h 10m
Air India
Deal found 17/5$650
Sat 31/1022:20
BKK
-
KTM
1 stop9h 30m
Multiple Airlines
Mon 16/1113:30
KTM
-
BKK
Nonstop3h 30m
Multiple Airlines
Deal found 17/5$672
Sat 31/1010:15
BKK
-
KTM
Nonstop3h 25m
Thai Airways
Sun 15/1100:25
KTM
-
BKK
Nonstop3h 30m
Thai Airways
Deal found 17/5$762
Tue 30/613:35
BKK
-
KTM
3 stops51h 15m
China Eastern
Tue 7/716:35
KTM
-
BKK
1 stop18h 30m
China Eastern
Deal found 15/5$867
Thu 2/713:35
BKK
-
KTM
3 stops51h 15m
China Eastern
Thu 9/716:35
KTM
-
BKK
1 stop18h 30m
China Eastern
Deal found 18/5$869
Sun 28/613:35
BKK
-
KTM
3 stops51h 15m
China Eastern
Sun 5/716:35
KTM
-
BKK
1 stop18h 30m
China Eastern
Deal found 14/5$874
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 19 May 2026.
Fri 12/602:10
BKK
-
KTM
3 stops38h 40m
China Eastern
Sat 20/616:35
KTM
-
BKK
1 stop18h 30m
China Eastern
Deal found 16/5$885
Thu 2/718:40
BKK
-
KTM
1 stop18h 35m
Malaysia Airlines
Mon 20/722:45
KTM
-
BKK
1 stop17h 20m
Malaysia Airlines
Deal found 14/5$960
Wed 10/613:20
BKK
-
KTM
1 stop27h 30m
China Eastern
Sun 14/616:35
KTM
-
BKK
2 stops31h 20m
China Eastern
Deal found 17/5$889
Sat 6/615:55
BKK
-
KTM
1 stop24h 55m
China Eastern
Sat 13/616:35
KTM
-
BKK
2 stops31h 20m
China Eastern
Deal found 17/5$889
Sat 14/1120:05
BKK
-
KTM
1 stop26h 55m
Malaysia Airlines
Sat 5/1213:00
KTM
-
BKK
1 stop8h 55m
Malaysia Airlines
Deal found 14/5$1,022
Sat 30/520:50
BKK
-
KTM
1 stop20h 00m
China Eastern
Tue 30/616:35
KTM
-
BKK
1 stop18h 30m
China Eastern
Deal found 16/5$914
Sun 14/621:55
BKK
-
KTM
3 stops42h 55m
China Eastern
Sun 21/616:35
KTM
-
BKK
3 stops28h 05m
China Eastern
Deal found 15/5$921
Tue 7/716:50
BKK
-
KTM
3 stops48h 00m
China Eastern
Sun 19/716:35
KTM
-
BKK
2 stops24h 15m
China Eastern
Deal found 15/5$959
Mon 24/809:50
BKK
-
KTM
3 stops31h 00m
China Eastern
Sun 30/816:35
KTM
-
BKK
2 stops24h 20m
China Eastern
Deal found 18/5$980
Wed 11/1118:15
BKK
-
KTM
2 stops47h 00m
China Eastern
Wed 2/1217:00
KTM
-
BKK
1 stop25h 55m
China Eastern
Deal found 14/5$1,048
Fri 13/1118:15
BKK
-
KTM
2 stops47h 00m
China Eastern
Fri 4/1217:00
KTM
-
BKK
1 stop25h 55m
China Eastern
Deal found 14/5$1,048
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 19 May 2026.
Fri 19/616:45
BKK
-
KTM
Nonstop3h 30m
Nepal Airlines
Wed 24/611:10
KTM
-
BKK
Nonstop3h 20m
Nepal Airlines
Deal found 16/5$588
Last-minute flights from Suvarnabhumi to Kathmandu
Discover last-minute flight deals from Suvarnabhumi to Kathmandu. Data last updated 19 May 2026 and is based on user searches.
Fri 22/515:55
BKK
-
KTM
1 stop24h 55m
China Eastern
Tue 26/516:35
KTM
-
BKK
3 stops34h 15m
China Eastern
Deal found 16/5$888
Sat 30/515:55
BKK
-
KTM
1 stop24h 55m
China Eastern
Thu 4/616:35
KTM
-
BKK
1 stop26h 00m
China Eastern
Deal found 14/5$879
Fri 5/613:20
BKK
-
KTM
1 stop27h 30m
China Eastern
Thu 11/616:35
KTM
-
BKK
2 stops28h 05m
China Eastern
Deal found 17/5$889
Mon 8/613:20
BKK
-
KTM
1 stop27h 30m
China Eastern
Sat 13/616:35
KTM
-
BKK
1 stop28h 25m
China Eastern
Deal found 17/5$878
Fri 12/602:10
BKK
-
KTM
3 stops38h 40m
China Eastern
Sat 20/616:35
KTM
-
BKK
1 stop18h 30m
China Eastern
Deal found 16/5$885
Fri 19/622:25
BKK
-
KTM
1 stop11h 55m
Multiple Airlines
Wed 24/613:40
KTM
-
BKK
1 stop21h 50m
Multiple Airlines
Deal found 16/5$528
Fri 19/616:45
BKK
-
KTM
Nonstop3h 30m
Nepal Airlines
Wed 24/611:10
KTM
-
BKK
Nonstop3h 20m
Nepal Airlines
Deal found 16/5$588
Sun 28/613:35
BKK
-
KTM
3 stops51h 15m
China Eastern
Sun 5/716:35
KTM
-
BKK
1 stop18h 30m
China Eastern
Deal found 14/5$874
Tue 30/613:35
BKK
-
KTM
3 stops51h 15m
China Eastern
Tue 7/716:35
KTM
-
BKK
1 stop18h 30m
China Eastern
Deal found 15/5$867
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 19 May 2026.
Mon 27/707:30
BKK
-
KTM
1 stop10h 15m
Air India
Deal found 17/5$299
Tue 28/721:05
BKK
-
KTM
1 stop24h 25m
Multiple Airlines
Deal found 17/5$315
Mon 27/722:25
BKK
-
KTM
2 stops15h 40m
Multiple Airlines
Deal found 17/5$331
Mon 27/716:45
BKK
-
KTM
Nonstop3h 30m
Nepal Airlines
Deal found 17/5$337
Sun 26/722:25
BKK
-
KTM
2 stops15h 55m
Multiple Airlines
Deal found 17/5$338
Sun 26/707:45
BKK
-
KTM
1 stop29h 45m
SriLankan Airlines
Deal found 17/5$355
Tue 26/516:50
BKK
-
KTM
2 stops48h 00m
China Eastern
Deal found 18/5$438
Wed 3/613:35
BKK
-
KTM
2 stops27h 15m
China Eastern
Deal found 16/5$440
Fri 5/616:50
BKK
-
KTM
3 stops48h 00m
China Eastern
Deal found 18/5$442
Find 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 19 May 2026.
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 19 May 2026.
Use the filters below to find and compare flights from Bangkok Suvarnabhumi Airport to Kathmandu that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
Cheapest return flight
BangkokKathmandu
BKK - KTM
BKKKTM
Bangkok Suvarnabhumi
Fri 12/6
02:10-15:35
3 stops38h 40m
Kathmandu Tribhuvan
Sat 20/6
16:35-12:20
1 stop18h 30m
$885
BangkokKathmandu
BKK - KTM
BKKKTM
Bangkok Suvarnabhumi
Wed 10/6
13:20-15:35
1 stop27h 30m
Kathmandu Tribhuvan
Sun 14/6
16:35-01:10
2 stops31h 20m
$889
BangkokKathmandu
BKK - KTM
BKKKTM
Bangkok Suvarnabhumi
Sat 6/6
15:55-15:35
1 stop24h 55m
Kathmandu Tribhuvan
Sat 13/6
16:35-01:10
2 stops31h 20m
$889
BangkokKathmandu
BKK - KTM
BKKKTM
Bangkok Suvarnabhumi
Sat 30/5
20:50-15:35
1 stop20h 00m
Kathmandu Tribhuvan
Tue 30/6
16:35-12:20
1 stop18h 30m
$914
BangkokKathmandu
BKK - KTM
BKKKTM
Bangkok Suvarnabhumi
Sun 14/6
21:55-15:35
3 stops42h 55m
Kathmandu Tribhuvan
Sun 21/6
16:35-21:55
3 stops28h 05m
$921
BangkokKathmandu
BKK - KTM
BKKKTM
Bangkok Suvarnabhumi
Tue 7/7
16:50-15:35
3 stops48h 00m
Kathmandu Tribhuvan
Sun 19/7
16:35-18:05
2 stops24h 15m
$959
BangkokKathmandu
BKK - KTM
BKKKTM
Bangkok Suvarnabhumi
Thu 2/7
18:40-12:00
1 stop18h 35m
Kathmandu Tribhuvan
Mon 20/7
22:45-17:20
1 stop17h 20m
$960
BangkokKathmandu
BKK - KTM
BKKKTM
Bangkok Suvarnabhumi
Mon 24/8
09:50-15:35
3 stops31h 00m
Kathmandu Tribhuvan
Sun 30/8
16:35-18:10
2 stops24h 20m
$980
Fastest return journey
BangkokKathmandu
BKK - KTM
BKKKTM
Bangkok Suvarnabhumi
Sat 14/11
20:05-21:45
1 stop26h 55m
Kathmandu Tribhuvan
Sat 5/12
13:00-23:10
1 stop8h 55m
$1,022
BangkokKathmandu
BKK - KTM
BKKKTM
Bangkok Suvarnabhumi
Wed 11/11
18:15-16:00
2 stops47h 00m
Kathmandu Tribhuvan
Wed 2/12
17:00-20:10
1 stop25h 55m
$1,048
Flights are sorted by cheapest return flights first.
Deals found on 19/5
Showing 1-10 of 23 resultsSorted by cheapest first
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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.
BKK-KTM
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?
The best time to book flights from Bangkok Suvarnabhumi Airport to Kathmandu is 89 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, January is the cheapest month in which you can book a flight from Bangkok Suvarnabhumi Airport to Kathmandu (average of $341). Flying from Bangkok Suvarnabhumi Airport to Kathmandu in October is currently the most expensive (average of $445). 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 19 May 2026.
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.
How much does it cost for a return flight from Bangkok Suvarnabhumi Airport to Kathmandu?
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 19 May 2026.
The most flights from BKK to KTM are scheduled on a Monday (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 28% of weekly flights between Bangkok and Kathmandu have experienced delays in the past year, with the average delay time being 89 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 20% 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 19 May 2026.
Check out reviews from past customers who have flown with Thai Airways,Thai AirAsia, andThai Lion Air 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.
Having required wheel chair assistance, I received amazing service from the ground and cabin staff. Everything was a breeze. Flight was comfortable but the entertainment system was quite dated. The chicken noodles served was amazing
Having required wheel chair assistance, I received amazing service from the ground and cabin staff. Everything was a breeze. Flight was comfortable but the entertainment system was quite dated. The chicken noodles served was amazing
Having required wheel chair assistance, I received amazing service from the ground and cabin staff. Everything was a breeze. Flight was comfortable but the entertainment system was quite dated. The chicken noodles served was amazing
Having required wheel chair assistance, I received amazing service from the ground and cabin staff. Everything was a breeze. Flight was comfortable but the entertainment system was quite dated. The chicken noodles served was amazing
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 3 different airlines.
How long is the flight from Bangkok Suvarnabhumi Airport to Kathmandu?
Departing from Bangkok Suvarnabhumi Airport to Kathmandu will take you 38h 40m. Airlines will cover a distance of 2227 km.
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 $159. Other airlines that can offer you cheap pricing are Thai AirAsia, from $183, and Thai Airways, from $490. These flights start at 59% lower than the current average price 3 months from now.
What are the cheapest airlines to fly from Bangkok Suvarnabhumi Airport to Kathmandu one-way?
To fly one-way, consider booking your trip with Thai AirAsia, which is currently one of the cheapest options available, starting at $113. Thai Lion Air flights start at $120 while deals on Thai Airways start at $315 one-way.
Can I find deals for flights from Suvarnabhumi to Kathmandu that include hotel bookings?
Yes. In addition to deals on Suvarnabhumi to Kathmandu flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Suvarnabhumi to Kathmandu?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Suvarnabhumi to Kathmandu.
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, January is the cheapest month in which you can book a flight from Bangkok Suvarnabhumi Airport to Kathmandu (average of $341). Flying from Bangkok Suvarnabhumi Airport to Kathmandu in October is currently the most expensive (average of $445). 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 19 May 2026.
Browse through other flights departing from Suvarnabhumi. Flights are based on user searches made on Cheapflights and were last updated on 19 May 2026.
Top 3 airlines flying from Suvarnabhumi to Kathmandu
Discover the top 3 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 19 May 2026.
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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