Book a trip from Boston to Singapore with Cathay Pacific , fares from USD946
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1 Passenger(s), Economy
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Deals on Boston (BOS) to Singapore (SIN) flights
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Book flights to Singapore SIN
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From | To | Fare Type | Dates | Price | |
|---|---|---|---|---|---|
| Boston (BOS) | Singapore (SIN) | Round-trip / Economy | 20/11/2025 - 02/12/2025 | From USD946 Seen 1 day ago | |
| Boston (BOS) | Singapore (SIN) | Round-trip / Economy | 14/08/2025 - 06/09/2025 | From USD996 Seen 1 day ago | |
| Boston (BOS) | Singapore (SIN) | Round-trip / Economy | 29/08/2025 - 13/09/2025 | From USD1,046 Seen 1 day ago | |
| Boston (BOS) | Singapore (SIN) | Round-trip / Economy | 23/11/2025 - 29/11/2025 | From USD1,360 Seen 9 hours ago | |
| Boston (BOS) | Singapore (SIN) | Round-trip / Economy | 21/12/2025 - 17/01/2026 | From USD2,306 Seen 17 hours ago |
Book Business Class flights to Singapore - selected offers
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Flight Deals for Popular Routes on Cathay Pacific
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There are no fares that match your filter criteria. Please adjust your filters.
There are no fares that match your filter criteria. Please adjust your filters.*Fares displayed have been collected within the last 48hrs and may no longer be available at time of booking.
Travel to Singapore in Premium Economy
Boston (BOS)to
Singapore (SIN)24/10/2025 - 07/11/2025FromUSD2,190Seen 10 hours agoRound-tripPremium Economy
Best fares on flights found by others in the last 48 hours. (Please note that some fares may only apply when there are multiple travellers.)