Book a trip from Boston to Singapore with Cathay Pacific , fares from USD1,046

DISCOUNT CODE (OPTIONAL)

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

USD2.1K
Displaying fares for June-2025
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RangeUSD2,092

Book flights to Singapore SIN

USD
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Book flights to Singapore SIN
From
To
Fare Type
Dates
Price
Boston (BOS)Singapore (SIN)Round-trip
/
Economy
17/10/2025 - 31/10/2025

From

USD1,046

Seen 1 day ago

Boston (BOS)Singapore (SIN)Round-trip
/
Economy
26/06/2025 - 08/07/2025

From

USD2,092

Seen 14 hours ago

Boston (BOS)Singapore (SIN)Round-trip
/
Economy
01/08/2025 - 09/08/2025

From

USD2,242

Seen 20 hours ago

Book Business Class flights to Singapore - selected offers

USD
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Flight Deals for Popular Routes on Cathay Pacific

USD
Flight Deals for Popular Routes on Cathay Pacific
From
To
Fare Type
Dates
Price
Boston (BOS)Singapore (SIN)Round-trip
/
Economy
04/01/2026 - 15/01/2026

From

USD1,657

Seen 1 day ago

*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.)