AirHint found the following cheapest one-way flights from Islamabad (ISB) to Singapore (SIN) in April 2026 (see full year).
One-Way flights
| 21 Apr | Fly Jinnah | ||
| 17 Apr | Fly Jinnah | ||
| 14 Apr | Fly Jinnah | ||
| 12 Apr | Fly Jinnah | ||
| 15 Apr | PIA | ||
| 11 Apr | PIA | ||
| 13 Apr | Qatar Airways | ||
| 06 Apr | Emirates | ||
| 01 Apr | Emirates |
Also check the deals for return flights from Islamabad to Singapore in April.
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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.
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