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Cheap flights Bangkok (Suvarnabhumi) to Kathmandu

1 passenger, economy

Cheap flights Bangkok to Kathmandu

Compare prices, duration and stops

China Southern Airlines
CZ 3082
08:55
Bangkok, Suvarnabhumi (BKK)
Tue, 15 sep
20h 50min
1 stop
05:45
Kathmandu (KTM)
Wed, 16 sep +1
302 S$
Air India
AI 2333
00:30
Bangkok, Suvarnabhumi (BKK)
Wed, 16 sep
17h 50min
1 stop
18:20
Kathmandu (KTM)
Wed, 16 sep
286 S$
Thai Lion Air
SL 220
05:00
Bangkok, Don Mueang International Airport (DMK)
Wed, 16 sep
3h 20min
Direct
08:20
Kathmandu (KTM)
Wed, 16 sep
235 S$
China Southern Airlines
CZ 8024
11:05
Bangkok, Suvarnabhumi (BKK)
Wed, 16 sep
29h 40min
1 stop
16:45
Kathmandu (KTM)
Thu, 17 sep +1
304 S$
China Southern Airlines
CZ 364
12:00
Bangkok, Suvarnabhumi (BKK)
Wed, 16 sep
28h 45min
1 stop
16:45
Kathmandu (KTM)
Thu, 17 sep +1
281 S$
Air India
AI 2303
15:25
Bangkok, Suvarnabhumi (BKK)
Wed, 16 sep
9h 25min
1 stop
00:50
Kathmandu (KTM)
Thu, 17 sep +1
290 S$
Air-India Express
IX 241
07:40
Bangkok, Suvarnabhumi (BKK)
Thu, 17 sep
27h 5min
2 stops
10:45
Kathmandu (KTM)
Fri, 18 sep +1
237 S$
Air India
AI 2333
00:30
Bangkok, Suvarnabhumi (BKK)
Fri, 18 sep
24h 20min
1 stop
00:50
Kathmandu (KTM)
Sat, 19 sep +1
286 S$
Thai Lion Air
SL 220 🔥 Hot deal
05:00
Bangkok, Don Mueang International Airport (DMK)
Fri, 18 sep
3h 20min
Direct
08:20
Kathmandu (KTM)
Fri, 18 sep
208 S$
IndiGo
6E 1064
04:55
Bangkok, Suvarnabhumi (BKK)
Sat, 19 sep
9h 10min
1 stop
14:05
Kathmandu (KTM)
Sat, 19 sep
270 S$
China Southern Airlines
CZ 8020
12:55
Bangkok, Suvarnabhumi (BKK)
Sat, 19 sep
16h 50min
1 stop
05:45
Kathmandu (KTM)
Sun, 20 sep +1
281 S$
Thai Lion Air
SL 220 🔥 Hot deal
05:00
Bangkok, Don Mueang International Airport (DMK)
Sun, 20 sep
3h 20min
Direct
08:20
Kathmandu (KTM)
Sun, 20 sep
203 S$
Air India
AI 2333
00:30
Bangkok, Suvarnabhumi (BKK)
Mon, 21 sep
24h 20min
1 stop
00:50
Kathmandu (KTM)
Tue, 22 sep +1
285 S$
Thai Lion Air
SL 220 🔥 Hot deal
05:00
Bangkok, Don Mueang International Airport (DMK)
Mon, 21 sep
3h 20min
Direct
08:20
Kathmandu (KTM)
Mon, 21 sep
202 S$
Air-India Express
IX 9246
07:40
Bangkok, Suvarnabhumi (BKK)
Mon, 21 sep
17h 10min
2 stops
00:50
Kathmandu (KTM)
Tue, 22 sep +1
295 S$
Thai Lion Air
SL 220
05:00
Bangkok, Don Mueang International Airport (DMK)
Wed, 23 sep
3h 20min
Direct
08:20
Kathmandu (KTM)
Wed, 23 sep
258 S$
Thai Lion Air
SL 220 🔥 Hot deal
05:00
Bangkok, Don Mueang International Airport (DMK)
Fri, 25 sep
3h 20min
Direct
08:20
Kathmandu (KTM)
Fri, 25 sep
262 S$
Thai Lion Air
SL 220 🔥 Hot deal
05:00
Bangkok, Don Mueang International Airport (DMK)
Sun, 27 sep
3h 20min
Direct
08:20
Kathmandu (KTM)
Sun, 27 sep
257 S$
Thai Lion Air
SL 220 🔥 Hot deal
05:00
Bangkok, Don Mueang International Airport (DMK)
Mon, 28 sep
3h 20min
Direct
08:20
Kathmandu (KTM)
Mon, 28 sep
219 S$
Thai Lion Air
SL 220 🔥 Hot deal
05:00
Bangkok, Don Mueang International Airport (DMK)
Wed, 30 sep
3h 20min
Direct
08:20
Kathmandu (KTM)
Wed, 30 sep
283 S$
Thai Lion Air
SL 220
05:00
Bangkok, Don Mueang International Airport (DMK)
Fri, 2 oct
3h 20min
Direct
08:20
Kathmandu (KTM)
Fri, 2 oct
271 S$
Thai Lion Air
SL 220
05:00
Bangkok, Don Mueang International Airport (DMK)
Sun, 4 oct
3h 20min
Direct
08:20
Kathmandu (KTM)
Sun, 4 oct
261 S$
Thai Lion Air
SL 220
05:00
Bangkok, Don Mueang International Airport (DMK)
Wed, 7 oct
3h 20min
Direct
08:20
Kathmandu (KTM)
Wed, 7 oct
266 S$
Thai Lion Air
SL 220
05:00
Bangkok, Don Mueang International Airport (DMK)
Mon, 12 oct
3h 20min
Direct
08:20
Kathmandu (KTM)
Mon, 12 oct
261 S$
China Southern Airlines
CZ 8020
12:55
Bangkok, Suvarnabhumi (BKK)
Mon, 19 oct
27h 50min
1 stop
16:45
Kathmandu (KTM)
Tue, 20 oct +1
302 S$
China Southern Airlines
CZ 3036
20:00
Bangkok, Suvarnabhumi (BKK)
Tue, 20 oct
9h 45min
1 stop
05:45
Kathmandu (KTM)
Wed, 21 oct +1
303 S$
Thai Lion Air
SL 220 🔥 Hot deal
05:00
Bangkok, Don Mueang International Airport (DMK)
Wed, 21 oct
3h 20min
Direct
08:20
Kathmandu (KTM)
Wed, 21 oct
285 S$
Thai Lion Air
SL 220
05:00
Bangkok, Don Mueang International Airport (DMK)
Fri, 23 oct
3h 20min
Direct
08:20
Kathmandu (KTM)
Fri, 23 oct
245 S$
China Southern Airlines
CZ 8020
12:55
Bangkok, Suvarnabhumi (BKK)
Fri, 23 oct
27h 50min
1 stop
16:45
Kathmandu (KTM)
Sat, 24 oct +1
307 S$
Thai Lion Air
SL 220 🔥 Hot deal
05:00
Bangkok, Don Mueang International Airport (DMK)
Sun, 25 oct
3h 20min
Direct
08:20
Kathmandu (KTM)
Sun, 25 oct
203 S$
Thai Lion Air
SL 220
05:00
Bangkok, Don Mueang International Airport (DMK)
Mon, 26 oct
3h 20min
Direct
08:20
Kathmandu (KTM)
Mon, 26 oct
250 S$
Thai Lion Air
SL 220
05:00
Bangkok, Don Mueang International Airport (DMK)
Wed, 28 oct
3h 20min
Direct
08:20
Kathmandu (KTM)
Wed, 28 oct
256 S$
Thai Lion Air
SL 220
05:00
Bangkok, Don Mueang International Airport (DMK)
Fri, 30 oct
3h 20min
Direct
08:20
Kathmandu (KTM)
Fri, 30 oct
292 S$
Thai Lion Air
SL 220
05:00
Bangkok, Don Mueang International Airport (DMK)
Sun, 1 nov
3h 20min
Direct
08:20
Kathmandu (KTM)
Sun, 1 nov
268 S$
Air India
AI 2303
15:20
Bangkok, Suvarnabhumi (BKK)
Sun, 1 nov
12h
1 stop
03:20
Kathmandu (KTM)
Mon, 2 nov +1
286 S$
Thai Lion Air
SL 220
05:00
Bangkok, Don Mueang International Airport (DMK)
Mon, 2 nov
3h 20min
Direct
08:20
Kathmandu (KTM)
Mon, 2 nov
292 S$
Air India
AI 2303
15:20
Bangkok, Suvarnabhumi (BKK)
Mon, 2 nov
9h 30min
1 stop
00:50
Kathmandu (KTM)
Tue, 3 nov +1
286 S$
Air India
AI 2333
01:05
Bangkok, Suvarnabhumi (BKK)
Tue, 3 nov
16h 5min
1 stop
17:10
Kathmandu (KTM)
Tue, 3 nov
289 S$
Air India
AI 2335
12:05
Bangkok, Suvarnabhumi (BKK)
Tue, 3 nov
12h 45min
1 stop
00:50
Kathmandu (KTM)
Wed, 4 nov +1
284 S$
Air India
AI 2333
01:05
Bangkok, Suvarnabhumi (BKK)
Wed, 4 nov
23h 45min
1 stop
00:50
Kathmandu (KTM)
Thu, 5 nov +1
283 S$
Thai Lion Air
SL 220
05:00
Bangkok, Don Mueang International Airport (DMK)
Wed, 4 nov
3h 20min
Direct
08:20
Kathmandu (KTM)
Wed, 4 nov
257 S$
Air India
AI 2335
12:05
Bangkok, Suvarnabhumi (BKK)
Wed, 4 nov
12h 45min
1 stop
00:50
Kathmandu (KTM)
Thu, 5 nov +1
290 S$
Air India
AI 2333
01:05
Bangkok, Suvarnabhumi (BKK)
Thu, 5 nov
16h 5min
1 stop
17:10
Kathmandu (KTM)
Thu, 5 nov
281 S$
Air India
AI 2335
12:05
Bangkok, Suvarnabhumi (BKK)
Thu, 5 nov
12h 45min
1 stop
00:50
Kathmandu (KTM)
Fri, 6 nov +1
285 S$
Air India
AI 2333
01:05
Bangkok, Suvarnabhumi (BKK)
Fri, 6 nov
23h 45min
1 stop
00:50
Kathmandu (KTM)
Sat, 7 nov +1
289 S$
Thai Lion Air
SL 220
05:00
Bangkok, Don Mueang International Airport (DMK)
Fri, 6 nov
3h 20min
Direct
08:20
Kathmandu (KTM)
Fri, 6 nov
232 S$
Air India
AI 2335
12:05
Bangkok, Suvarnabhumi (BKK)
Fri, 6 nov
12h 45min
1 stop
00:50
Kathmandu (KTM)
Sat, 7 nov +1
296 S$
Air India
AI 2335
12:05
Bangkok, Suvarnabhumi (BKK)
Sat, 7 nov
29h 5min
1 stop
17:10
Kathmandu (KTM)
Sun, 8 nov +1
289 S$
Air India
AI 2303
15:20
Bangkok, Suvarnabhumi (BKK)
Sat, 7 nov
25h 50min
1 stop
17:10
Kathmandu (KTM)
Sun, 8 nov +1
292 S$
Thai Lion Air
SL 220
05:00
Bangkok, Don Mueang International Airport (DMK)
Sun, 8 nov
3h 20min
Direct
08:20
Kathmandu (KTM)
Sun, 8 nov
281 S$

Low price calendar

September 2026
Price chart (September 2026)
min: 208 S$ · max: 262 S$
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Sat
Sun
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235 S$
17
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237 S$
18
Good deal
208 S$
19
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221 S$
21
Good deal
208 S$
22
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258 S$
24
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262 S$
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257 S$
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257 S$
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239 S$

Cheap flights Bangkok to Kathmandu

Thai Lion Air
Thai Lion Air
Mon, Wed, Thu, Fri, Sun
Price from
S$199
China Southern Airlines
China Southern Airlines
Mon, Tue, Wed, Fri, Sat
Price from
S$256
Air India
Air India
Mon, Tue, Wed, Thu, Fri, Sat, Sun
Price from
S$259

Popular destinations from Bangkok

All →
BKK
Bangkok — Surat Thani
Thailand → Thailand
URT
from
S$11
BKK
Bangkok — Phuket
Thailand → Thailand
HKT
from
S$13
BKK
Bangkok — Nakhon Si Thammarat
Thailand → Thailand
NST
from
S$13
BKK
Bangkok — Khon Kaen
Thailand → Thailand
KKC
from
S$13
BKK
Bangkok — Krabi
Thailand → Thailand
KBV
from
S$13
BKK
Bangkok — Hat Yai
Thailand → Thailand
HDY
from
S$14
BKK
Bangkok — Udon Thani
Thailand → Thailand
UTH
from
S$14
BKK
Bangkok — Chiang Mai
Thailand → Thailand
CNX
from
S$16
BKK
Bangkok — Chiang Rai
Thailand → Thailand
CEI
from
S$17

Popular destinations to Kathmandu

All →
DEL
New Delhi — Kathmandu
India → Nepal
KTM
from
S$71
PKR
Pokhara — Kathmandu
Nepal → Nepal
KTM
from
S$104
DXB
Dubai — Kathmandu
United Arab Emirates → Nepal
KTM
from
S$119
KWI
Kuwait City — Kathmandu
Kuwait → Nepal
KTM
from
S$125
GOI
Goa — Kathmandu
India → Nepal
KTM
from
S$147
DOH
Doha — Kathmandu
Qatar → Nepal
KTM
from
S$161
TAS
Tashkent — Kathmandu
Uzbekistan → Nepal
KTM
from
S$215
BJS
Beijing — Kathmandu
China → Nepal
KTM
from
S$236

Cheap flights Bangkok to Kathmandu

Interesting facts about the route

Flight time

9h

Distance

2 200 km

Average price

S$278

Most frequent flight

SL 220

Passenger reviews

No reviews for this route yet

Internet abroad

eSIM · Nepal

All plans

patancell

2 GB

data

15

days

S$21

Buy

patancell

3 GB

data

30

days

S$29

Buy

patancell

5 GB

data

30

days

S$44

Buy

patancell

10 GB

data

30

days

S$62

Buy

patancell

data

10

days

S$107

Buy

Frequently Asked Questions

The average ticket price Bangkok Kathmandu is S$278. The cheapest ticket costs S$235, operated by Thai Lion Air, flight 220, departing Bangkok on 16 September at 05:00, arriving Kathmandu on 16 September at 08:20.
The average flight time is 24 hours 20 minutes. The fastest flight takes 3 hours 20 minutes, flight 220 operated by Thai Lion Air, departing Bangkok on 16 September at 05:00, arriving Kathmandu on 16 September at 08:20.
Flights on the Bangkok - Kathmandu route are operated by the following airlines: Air India, China Southern Airlines, Thai Lion Air.
The distance from Bangkok to Kathmandu is 2200 km.