AirHint found the following cheapest return flights from Raleigh-durham (RDU) to Singapore (SIN) in May 2025 (see full year).
08 May - 20 May | Air Canada | ||
19 May - 26 May | United | ||
18 May - 25 May | United |
Also check the deals for one-way flights from Raleigh-durham 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.