Earn point on your loyalty program!arrow arc left

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

Know your dates, get live prices in seconds
airplane logo

pin logo

calendar
Departure
calendar backward
Return
airplane logo
1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
Save up to 31%
Book Flight + Hotel at the same time

How to find the cheapest flight from Boston (BOS) to Singapore (SIN)

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.
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.

Cheap flights from Boston to Singapore in September , October 2026

29 Sep - 06 Oct $ 980.00
BOS
Boston
United Airlines
1 STOPS
SIN
Singapore
SIN
Singapore
United Airlines
1 STOPS
BOS
Boston
Pick dates
28 Sep - 04 Oct $ 1,107.00
BOS
Boston
Air Canada
1 STOPS
SIN
Singapore
SIN
Singapore
Air Canada
2 STOPS
BOS
Boston
Pick dates
30 Sep - 05 Oct $ 3,931.00
BOS
Boston
Cathay Pacific
1 STOPS
SIN
Singapore
SIN
Singapore
Cathay Pacific
1 STOPS
BOS
Boston
Pick dates

Last minute flights from Boston to Singapore

28 Sep - 30 Sep $ 1,183.00
BOS
Boston
Air Canada
1 STOPS
SIN
Singapore
SIN
Singapore
Air Canada
2 STOPS
BOS
Boston
Pick dates
27 Sep - 30 Sep $ 1,195.00
BOS
Boston
Air Canada
1 STOPS
SIN
Singapore
SIN
Singapore
Air Canada
2 STOPS
BOS
Boston
Pick dates
28 Sep - 30 Sep $ 4,482.00
BOS
Boston
Cathay Pacific
1 STOPS
SIN
Singapore
SIN
Singapore
Cathay Pacific
1 STOPS
BOS
Boston
Pick dates

One-way flights to Singapore from Boston

12:55 PM - 11:35 PM
Korean Air
1 Stops
28h 5m
BOS - SIN
$ 511
Kiwi
Pick dates
2:45 PM - 10:40 PM
United Airlines
2 Stops
27h 30m
BOS - SIN
$ 531
Kiwi
Pick dates
12:55 PM - 6:40 PM
Korean Air
1 Stops
23h
BOS - SIN
$ 567
Kiwi
Pick dates

How to find the cheapest flight from Boston (BOS) to Singapore (SIN)

Related info for your journey
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.
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.