Flights from Bangkok to Kathmandu

Our cheapest offers for flights from Bangkok to Kathmandu

Here you can compare cheap flights from Bangkok (BKK) to Kathmandu (KTM) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Kathmandu. Prices and availability may change at any time.

Outbound Return Airlines Shop Baggage Price
Bangkok
Kathmandu
Outbound
09/08/25
1 Stopover (BOM)
6E1060, 6E1157
15h 40min
Return
-
IndiGo Airlines ?
$163
Bangkok
Kathmandu
Outbound
10/07/25
1 Stopover (CMB)
UL0405, UL0181
23h 55min
Return
10/22/25
1 Stopover (CMB)
UL0182, UL0402
15h 25min
SriLankan Airlines
$412
Best option
Bangkok
Kathmandu
Outbound
10/06/25
1 Stopover (DEL)
AI2303, AI0215
09h 25min
Return
10/23/25
1 Stopover (DEL)
AI0216, AI2332
08h 05min
Air India ?
$520
Bangkok
Kathmandu
Outbound
10/07/25
1 Stopover (CMB)
UL0405, UL0181
23h 55min
Return
10/22/25
1 Stopover (CMB)
UL0182, UL0402
15h 25min
SriLankan Airlines ?
$458
Bangkok
Kathmandu
Outbound
10/03/25
1 Stopover (DEL)
AI2333, AI0215
23h 10min
Return
10/24/25
1 Stopover (DEL)
AI0218, AI2355
23h 00min
Air India ?
$483
Bangkok
Kathmandu
Outbound
10/06/25
1 Stopover (DEL)
AI2303, AI0215
09h 25min
Return
10/23/25
1 Stopover (DEL)
AI2232, AI2304
12h 40min
Air India
$486
Bangkok
Kathmandu
Outbound
10/03/25
1 Stopover (DEL)
AI2303, AI0215
09h 25min
Return
10/25/25
1 Stopover (DEL)
AI0216, AI2304
11h 35min
Air India ?
$536
Bangkok
Kathmandu
Outbound
10/03/25
1 Stopover (DAC)
BG0389, BG0371
23h 00min
Return
10/25/25
1 Stopover (DAC)
BG0372, BG0388
22h 45min
Biman Bangladesh Airlines
$569
Bangkok
Kathmandu
Outbound
10/03/25
2 Stopovers (STV, DEL)
AI9248, AI9844, AI0215
15h 05min
Return
10/25/25
1 Stopover (DEL)
AI0216, AI2304
11h 35min
Air India ?
$592
Bangkok
Kathmandu
Outbound
10/03/25
1 Stopover (BOM)
VZ0760, 6E1157
18h 15min
Return
10/25/25
2 Stopovers (DEL, CCU)
6E1156, 6E2136, 6E1057
30h 20min
Thai Vietjet Air, IndiGo Airlines ?
$718
Prices based on recent searches, subject to last-minute changes
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Tips and tricks to help you find cheap flights from Bangkok to Kathmandu

Favorite airline: Malaysia Airlines
100 % of travelers choose to book flights on this route with Malaysia Airlines, Emirates and Thai Airways.
Malaysia Airlines
78 %
Emirates
11 %
Thai Airways
11 %
Direct flights are more expensive
Compared to flights with a stopover, direct flights are $754.00 more expensive on this route.
non stop flight
1 stop
03h 25min
09h 30min
US$1,093
US$339
Favourite connection: via Kuala Lumpur
On this route, flights with a stopover in Kuala Lumpur are the most popular.
Route
bookings
1 stopover Kuala Lumpur-International Airport
09h 30min, from US$339
88 %
Direct flights
03h 25min, from US$1,093
12 %

Important flight information

Flight information: Bangkok - Kathmandu

Cheapest outbound flight from US$162.73
Roundtrip from US$411.53
Flight duration min. 03:30 / max. 03:35
Return flight duration min. 03:15/ max. 03:20
Distance 2232 km
Flights per week 12
Departure airport Airport Bangkok International Airport (BKK)
Departure country Flights from Thailand
Arrival airport Airport Kathmandu-Tribhuvan (KTM)
Destination country Flights to Nepal
Flight destinations with a similar price
Flight destinations with a similar price