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Cheap flights from Boston (BOS) to Singapore (SIN)

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1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
Save up to 31%
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How to find the cheapest flight from Boston (BOS) to Singapore (SIN)

How to find the cheapest flight from Boston (BOS) to Singapore (SIN)
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How to find the cheapest flight from Boston (BOS) to Singapore (SIN)
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How to find the cheapest flight from Boston (BOS) to Singapore (SIN)
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Cheap flights from Boston to Singapore in August , September 2026

31 Aug - 15 Sep $ 964.00
BOS
Boston
United Airlines
1 STOPS
SIN
Singapore
SIN
Singapore
United Airlines
1 STOPS
BOS
Boston
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24 Aug - 10 Sep $ 1,067.00
BOS
Boston
Air Canada
1 STOPS
SIN
Singapore
SIN
Singapore
Air Canada
2 STOPS
BOS
Boston
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24 Aug - 10 Sep $ 2,849.00
BOS
Boston
Cathay Pacific
1 STOPS
SIN
Singapore
SIN
Singapore
Cathay Pacific
1 STOPS
BOS
Boston
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Last minute flights from Boston to Singapore

17 Aug - 31 Aug $ 964.00
BOS
Boston
United Airlines
2 STOPS
SIN
Singapore
SIN
Singapore
United Airlines
2 STOPS
BOS
Boston
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17 Aug - 31 Aug $ 966.00
BOS
Boston
United Airlines
1 STOPS
SIN
Singapore
SIN
Singapore
United Airlines
1 STOPS
BOS
Boston
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24 Aug - 31 Aug $ 3,734.00
BOS
Boston
Cathay Pacific
1 STOPS
SIN
Singapore
SIN
Singapore
Cathay Pacific
1 STOPS
BOS
Boston
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One-way flights to Singapore from Boston

12:55 PM - 6:40 PM
Korean Air
1 Stops
23h
BOS - SIN
$ 513
Kiwi
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12:55 PM - 6:40 PM
Korean Air
1 Stops
23h
BOS - SIN
$ 513
Kiwi
Pick dates
6:13 PM - 10:50 PM
United Airlines
1 Stops
24h 2m
BOS - SIN
$ 521
Kiwi
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How to find the cheapest flight from Boston (BOS) to Singapore (SIN)

Related info for your journey
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How to find the cheapest flight from Boston (BOS) to Singapore (SIN)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Boston (BOS) to Singapore (SIN)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.