Book a trip from Boston to Singapore with Cathay Pacific , fares from USD901

Book a trip from Boston to Singapore ..

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
28/10/2025 - 09/11/2025

From

USD901

Seen 1 day ago

Boston (BOS)Singapore (SIN)Round-trip
/
Economy
30/10/2025 - 09/11/2025

From

USD901

Seen 1 day ago

Boston (BOS)Singapore (SIN)Round-trip
/
Economy
28/11/2025 - 31/12/2025

From

USD1,258

Seen 18 hours ago

Boston (BOS)Singapore (SIN)Round-trip
/
Economy
26/12/2025 - 26/01/2026

From

USD1,343

Seen 1 day ago

Boston (BOS)Singapore (SIN)Round-trip
/
Economy
09/12/2025 - 31/12/2025

From

USD1,418

Seen 15 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.)