AirHint found the following cheapest return flights from Kathmandu (KTM) to Singapore (SIN)
in May 2025 (see full year ).
Return flights
14 May
- 18 May
Thai AirAsia
$ 397
26 May
- 09 Jun
Thai AirAsia
$ 400
22 May
- 28 May
SriLankan Airlines
$ 443
02 May
- 06 May
Thai AirAsia
$ 458
16 May
- 23 May
Malaysia Airlines
$ 478
30 May
- 08 Jun
Malaysia Airlines
$ 478
19 May
- 26 May
Malaysia Airlines
$ 479
30 May
- 08 Jun
Singapore Airlines
$ 511
direct
26 May
- 09 Jun
Singapore Airlines
$ 556
direct
08 May
- 14 May
SriLankan Airlines
$ 586
22 May
- 28 May
Singapore Airlines
$ 616
direct
08 May
- 14 May
Singapore Airlines
$ 644
direct
19 May
- 26 May
Singapore Airlines
$ 702
direct
02 May
- 06 May
Singapore Airlines
$ 726
direct
Also check the deals for one-way flights from Kathmandu to Singapore in May .
The deals are updated regularly. The prices may go up as tickets are purchased by other travellers.
Only the cheapest flights are offered.
Select a price to book and secure these cheap prices.