Nonstop flights from Kathmandu to Bangkok from $226 KTM → BKK, DMK
Tribhuvan International Airport (KTM) → Suvarnabhumi Airport (BKK), Don Mueang International Airport (DMK)
The cheapest nonstop return found recently is $362 with THAI Airways, 3 Jan 2027 – 11 Jan 2027, found 5 days ago.
Nonstop return
The cheapest nonstop return fare on each of 3 departure dates is usually $345 to $362.
Cheapest nonstop return
$362
3 Jan 2027 – 11 Jan 2027 · THAI Airways
Tribhuvan International Airport (KTM) → Suvarnabhumi Airport (BKK)
Leaves 12:25 a.m. · Return leaves 9:15 p.m. · 6 h 55 min of travel, both ways together
out nonstop, back nonstop
found 5 days ago
Airlines flying it nonstop on the return fares we hold: THAI Airways (3 departure dates).
We hold too few return trips with both a nonstop fare and a fare with stops on the same dates to compare the two.
Every nonstop date we hold
Nonstop fares on 3 of the 3 departure dates we hold for this route.
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 3 Jan 2027 – 11 Jan 2027 | $362 | THAI Airways | Tribhuvan International Airport (KTM) → Suvarnabhumi Airport (BKK) | out nonstop, back nonstop | found 5 days ago | See prices for these dates |
| 4 Jan 2027 – 8 Jan 2027 | $328 | THAI Airways | Tribhuvan International Airport (KTM) → Suvarnabhumi Airport (BKK) | out nonstop, back nonstop | found 6 days ago | See prices for these dates |
| 6 Jan 2027 – 8 Jan 2027 | $362 | THAI Airways | Tribhuvan International Airport (KTM) → Suvarnabhumi Airport (BKK) | out nonstop, back nonstop | found 6 days ago | See prices for these dates |
Nonstop one-way
The cheapest nonstop one-way fare on each of 8 departure dates is usually $226 to $260.
Cheapest nonstop one-way
$226
23 Dec · THAI Airways
Tribhuvan International Airport (KTM) → Suvarnabhumi Airport (BKK)
Leaves 1:30 p.m. · 3 h 30 min trip
nonstop
found 2 days ago
Airlines flying it nonstop on the one-way fares we hold: THAI Airways (8 departure dates).
On the 5 trips where we hold both on the same dates, nonstop cost a median $15 (6.5%) more than the cheapest fare with stops. Nonstop was cheaper or the same price on 0 of those 5 trips.
Every nonstop date we hold
Nonstop fares on 8 of the 17 departure dates we hold for this route.
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 23 Dec | $226 | THAI Airways | Tribhuvan International Airport (KTM) → Suvarnabhumi Airport (BKK) | nonstop | found 2 days ago | Open this trip |
| 30 Dec | $226 | THAI Airways | Tribhuvan International Airport (KTM) → Suvarnabhumi Airport (BKK) | nonstop | found 4 days ago | Open this trip |
| 31 Dec | $226 | THAI Airways | Tribhuvan International Airport (KTM) → Suvarnabhumi Airport (BKK) | nonstop | found 2 days ago | Open this trip |
| 21 Jan 2027 | $228 | THAI Airways | Tribhuvan International Airport (KTM) → Suvarnabhumi Airport (BKK) | nonstop | found 3 days ago | Open this trip |
| 5 Mar 2027 | $243 | THAI Airways | Tribhuvan International Airport (KTM) → Suvarnabhumi Airport (BKK) | nonstop | found 8 days ago | See prices for these dates |
| 25 Mar 2027 | $219 | THAI Airways | Tribhuvan International Airport (KTM) → Suvarnabhumi Airport (BKK) | nonstop | found 4 days ago | Open this trip |
| 17 May 2027 | $311 | THAI Airways | Tribhuvan International Airport (KTM) → Suvarnabhumi Airport (BKK) | nonstop | found 2 days ago | Open this trip |
| 30 Sept 2027 | $345 | THAI Airways | Tribhuvan International Airport (KTM) → Suvarnabhumi Airport (BKK) | nonstop | found 7 days ago | Open this trip |
Prices are what travelers' searches on Aviasales found in the last 7 days, in US dollars: the price the seller showed on Aviasales; bags may cost extra. Fares change, so check today's price before you book. How our prices work