Cheapest return flights from Boston to Singapore in May from 691€

AirHint found the following cheapest return flights from Boston (BOS) to Singapore (SIN) in May 2026 (see full year).

Return flights

04 May - 02 Jun Etihad Airways
26 May - 09 Jun Etihad Airways
04 May - 12 May Etihad Airways
03 May - 19 May Etihad Airways
10 May - 25 May Emirates
10 May - 01 Jun Emirates
24 May - 31 May Emirates
24 May - 13 Jun Emirates
22 May - 01 Jun Emirates
04 May - 15 May Delta
22 May - 31 May Emirates
20 May - 25 May Delta
16 May - 13 Jun Delta

Also check the deals for one-way flights from Boston to Singapore in May.

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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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