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
11/03/25
2 Stopovers (SIN, KUL)
TR0609, TR0472, MH0114
14h 30min
Return
11/12/25
1 Stopover (DEL)
AI2220, AI2304
25h 40min
Scoot, Malaysia Airlines ?
$404
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
09/23/25
1 Stopover (DEL)
AI2333, AI0215
23h 10min
Return
09/30/25
direct
TG0310
03h 30min
Air India ?
$482
Bangkok
Kathmandu
Outbound
10/10/25
direct
TG0319
03h 25min
Return
11/04/25
direct
TG0320
03h 30min
Thai Airways ?
$1,460
Bangkok
Kathmandu
Outbound
09/23/25
1 Stopover (DEL)
AI2333, AI0215
23h 10min
Return
09/30/25
1 Stopover (DEL)
AI0212, AI2332
18h 40min
Air India ?
$416
Bangkok
Kathmandu
Outbound
10/10/25
1 Stopover (DEL)
AI2333, AI2231
15h 35min
Return
11/04/25
1 Stopover (DEL)
AI0216, AI2304
11h 35min
Air India
$427
Bangkok
Kathmandu
Outbound
10/18/25
1 Stopover (CMB)
UL0405, UL0181
23h 35min
Return
11/17/25
1 Stopover (DEL)
AI0216, AI2304
11h 35min
SriLankan Airlines ?
$452
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
10/09/25
1 Stopover (DEL)
AI2333, AI0215
23h 10min
Return
11/01/25
1 Stopover (DEL)
AI0212, AI2304
22h 10min
Air India ?
$474
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
$ 1.093
$ 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 $ 339
88 %
Direct flights
03h 25min, from $ 1.093
12 %

Important flight information

Flight information: Bangkok - Kathmandu

Cheapest outbound flight from $ 162,73
Roundtrip from $ 403,02
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