Book a trip from Boston to Singapore with Cathay Pacific , fares from USD1,040

DISCOUNT CODE (OPTIONAL)

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

USD1.8K
Displaying fares for June-2025
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RangeUSD1,759-USD2,121

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
02/09/2025 - 29/09/2025

From

USD1,040

Seen 1 day ago

Boston (BOS)Singapore (SIN)Round-trip
/
Economy
07/11/2025 - 22/11/2025

From

USD1,097

Seen 21 hours ago

Boston (BOS)Singapore (SIN)Round-trip
/
Economy
20/10/2025 - 11/11/2025

From

USD1,141

Seen 1 day ago

Boston (BOS)Singapore (SIN)Round-trip
/
Economy
30/08/2025 - 03/09/2025

From

USD1,148

Seen 9 hours ago

Boston (BOS)Singapore (SIN)Round-trip
/
Economy
13/11/2025 - 28/11/2025

From

USD1,148

Seen 21 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
01/12/2025 - 07/12/2025

From

USD1,328

Seen 1 day ago

Boston (BOS)Singapore (SIN)Round-trip
/
Economy
01/01/2026 - 16/01/2026

From

USD1,623

Seen 12 hours 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.)