Book a trip from Boston to Singapore with Cathay Pacific , fares from USD946

DISCOUNT CODE (OPTIONAL)

Deals on Boston (BOS) to Singapore (SIN) flights

Book flights to Singapore SIN

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Book flights to Singapore SIN
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

USD
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Flight Deals for Popular Routes on Cathay Pacific

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*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

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.)