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Cheap flights from Boston to Singapore from £356

BOS — SIN
26 Nov — 3 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Boston to Singapore

Enter your travel dates to find the best prices.

Cheapest flights from Boston to Singapore

Mon 2/1121:00 -
1 stop24h 00m
Wed 2/1211:40 -
1 stop43h 25m
Deal found 22/10£674
Sun 8/1115:40 -
1 stop28h 55m
Thu 10/1219:25 -
1 stop31h 15m
Deal found 26/10£685
Tue 10/1120:00 -
1 stop32h 40m
Tue 15/1210:25 -
1 stop44h 40m
Deal found 22/10£689
Tue 3/1111:10 -
1 stop28h 50m
Wed 2/1210:30 -
1 stop35h 20m
Deal found 22/10£707
Mon 9/1107:31 -
2 stops27h 09m
Tue 24/1122:20 -
1 stop22h 36m
Deal found 23/10£710
Tue 3/1109:12 -
2 stops32h 43m
Tue 10/1110:10 -
1 stop22h 09m
Deal found 24/10£711
Wed 9/1220:00 -
1 stop25h 00m
Wed 16/1211:40 -
1 stop43h 25m
Deal found 25/10£713
Tue 10/1107:31 -
2 stops27h 09m
Tue 15/1210:10 -
1 stop22h 05m
Deal found 22/10£713
Thu 5/1108:25 -
2 stops33h 30m
Thu 19/1110:10 -
2 stops27h 36m
Deal found 22/10£714
Wed 25/1109:30 -
2 stops32h 25m
Wed 2/1222:20 -
2 stops27h 23m
Deal found 24/10£715
Mon 2/1107:31 -
2 stops27h 09m
Wed 2/1222:20 -
2 stops25h 11m
Deal found 24/10£716

Find flight deals from Boston to Singapore

Round-trip from

£674

One-way from

£356

Popular in

December

Cheapest in

April

Average price

£800
Turkish Airlines
  • Turkish Airlines
  • 8/11-10/12
  • 2 total stops
  • 77h 20m total
  • Boston to Singapore
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United Airlines
  • United Airlines
  • 1/11-31/12
  • 2 total stops
  • 36h 39m total
  • Boston to Singapore
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (£76 potential increase over avg. return price).
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Cheapest flight prices on average. 5% potential price decrease (£32 potential savings vs. average return price).
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Average for round-trip flights in October 2026
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Boston to Singapore that are best for you.

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Route

Depart

Return

Price

Cheapest return flight

BostonSingapore

BOS Boston Logan Intl - SIN Singapore Changi

BOSSIN

Boston Logan Intl

Tue 3/11

05:30-06:55

3 stops36h 25m

Singapore Changi

Wed 31/12

00:00-11:30

Nonstop0h 00m

£363

BostonSingapore

BOS Boston Logan Intl - SIN Singapore Changi

BOSSIN

Boston Logan Intl

Wed 21/4

07:30-06:45

1 stop35h 15m

Singapore Changi

Wed 31/12

00:00-11:30

Nonstop0h 00m

£412

BostonSingapore

BOS Boston Logan Intl - SIN Singapore Changi

BOSSIN

Boston Logan Intl

Wed 21/4

12:55-19:15

1 stop42h 20m

Singapore Changi

Wed 31/12

00:00-11:30

Nonstop0h 00m

£415

BostonSingapore

BOS Boston Logan Intl - SIN Singapore Changi

BOSSIN

Boston Logan Intl

Sun 3/1

20:30-00:15

2 stops38h 45m

Singapore Changi

Wed 31/12

00:00-11:30

Nonstop0h 00m

£538
Fastest return journey

BostonSingapore

BOS Boston Logan Intl - SIN Singapore Changi

BOSSIN

Boston Logan Intl

Sat 2/1

07:50-05:00

2 stops32h 10m

Singapore Changi

Wed 31/12

00:00-11:30

Nonstop0h 00m

£583

BostonSingapore

BOS Boston Logan Intl - SIN Singapore Changi

BOSSIN

Boston Logan Intl

Wed 25/11

11:10-05:00

1 stop28h 50m

Singapore Changi

Wed 2/12

10:30-08:50

1 stop35h 20m

£707

BostonSingapore

BOS Boston Logan Intl - SIN Singapore Changi

BOSSIN

Boston Logan Intl

Tue 12/1

05:30-00:15

2 stops29h 45m

Singapore Changi

Sun 31/1

01:40-23:26

2 stops34h 46m

£730

BostonSingapore

BOS Boston Logan Intl - SIN Singapore Changi

BOSSIN

Boston Logan Intl

Mon 22/2

06:00-05:00

2 stops34h 00m

Singapore Changi

Thu 4/3

01:40-15:22

2 stops26h 42m

£771

BostonSingapore

BOS Boston Logan Intl - SIN Singapore Changi

BOSSIN

Boston Logan Intl

Sun 14/2

20:17-06:55

2 stops45h 38m

Singapore Changi

Tue 2/3

22:20-12:41

2 stops27h 21m

£783

BostonSingapore

BOS Boston Logan Intl - SIN Singapore Changi

BOSSIN

Boston Logan Intl

Sun 21/2

06:00-23:40

2 stops28h 40m

Singapore Changi

Wed 3/3

22:20-10:50

2 stops25h 30m

£822

Flights are sorted by cheapest return flights first.

Deals found on 24/10

Showing 1-10 of 17 resultsSorted by cheapest first
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Best time to book a flight from Boston to Singapore

Have a flexible travel schedule? Discover the best time to fly to Singapore from Boston with our price prediction graph.
Estimated return price

Cheapflights Insights

Everything you need to know about your flight from Boston to Singapore

How far ahead should I book a flight from Boston to Singapore?

To ensure you get the cheapest price possible for a flight from Boston to Singapore, you should look to book at least 15 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Boston to Singapore?

Currently, April is the cheapest month in which you can book a flight from Boston to Singapore (average of £664). Flying from Boston to Singapore in December is currently the most expensive (average of £1,364). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost for a return flight from Boston to Singapore?

Airfare is below average for this route at the moment.

Boston to Singapore flights typically cost between £725 and £940 in November.
The cheapest return price found within the last 5 days was £674 on Turkish Airlines (8 Nov–10 Dec).

Related info for your journey

  • How long is the flight from Boston to Singapore?

    United Airlines, Turkish Airlines, and Korean Air can get you from Boston to Singapore in just under 21h 50m. Your travel time can differ by up to 10h 35m. The distance from Boston to Singapore is about 9393 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • Can I find deals for flights from Boston to Singapore that include hotel bookings?

    Yes. In addition to deals on Boston to Singapore flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Boston to Singapore?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Boston to Singapore.

  • Can I find deals for business class flights from Boston to Singapore?

    Yes. Cheapflights offers flight deals from Boston to Singapore by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Boston to Singapore?

    Currently, April is the cheapest month in which you can book a flight from Boston to Singapore (average of £664). Flying from Boston to Singapore in December is currently the most expensive (average of £1,364). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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How does Cheapflights help users find flights from Boston to Singapore?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Boston to Singapore. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Boston to Singapore?

Cheapflights helps you find that perfect flight to Singapore from Boston by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Boston to Singapore with no change fees?

Certainly. Search results for flights to Singapore from Boston shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Boston to Singapore become cheaper?

Yes! Start tracking prices for Boston to Singapore flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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