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Cheap flights from Singapore to Boston from £488

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 14/9. Fares are subject to change and may not be available on all flights or dates of travel.
SIN — BOS
15 May — 22 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Singapore to Boston

Enter your travel dates to find the best prices.

Cheapest flights from Singapore to Boston
Explore the most affordable flight options available from Singapore to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 April 2026.

Mon 15/601:25
SIN
-
BOS
2 stops34h 53m
Delta
Sun 30/808:15
BOS
-
SIN
2 stops27h 40m
Delta
Deal found 13/4£824
Wed 21/1007:30
SIN
-
BOS
2 stops29h 28m
Delta
Thu 29/1005:30
BOS
-
SIN
2 stops30h 40m
Delta
Deal found 12/4£847
Wed 21/1022:00
SIN
-
BOS
2 stops29h 22m
Delta
Fri 30/1007:30
BOS
-
SIN
2 stops28h 40m
Delta
Deal found 12/4£855
Thu 24/920:35
SIN
-
BOS
1 stop37h 07m
United Airlines
Mon 28/920:15
BOS
-
SIN
1 stop46h 00m
United Airlines
Deal found 13/4£863
Tue 16/620:35
SIN
-
BOS
1 stop32h 29m
United Airlines
Thu 3/916:15
BOS
-
SIN
1 stop26h 00m
United Airlines
Deal found 13/4£863
Mon 15/608:05
SIN
-
BOS
1 stop22h 10m
Japan Airlines
Wed 2/918:26
BOS
-
SIN
2 stops47h 44m
Japan Airlines
Deal found 13/4£875
Mon 15/608:05
SIN
-
BOS
1 stop22h 10m
Japan Airlines
Mon 31/813:15
BOS
-
SIN
1 stop23h 05m
Japan Airlines
Deal found 13/4£876
Thu 11/608:05
SIN
-
BOS
1 stop22h 10m
Japan Airlines
Thu 20/809:38
BOS
-
SIN
2 stops56h 32m
Japan Airlines
Deal found 10/4£879
Thu 11/622:00
SIN
-
BOS
2 stops33h 23m
Delta
Sat 22/820:10
BOS
-
SIN
2 stops39h 45m
Delta
Deal found 10/4£906
Wed 21/1019:40
SIN
-
BOS
2 stops28h 37m
Multiple Airlines
Fri 30/1021:05
BOS
-
SIN
1 stop23h 40m
Multiple Airlines
Deal found 12/4£928

Find flight deals from Singapore to Boston

Discover tips and strategies to find the most affordable flight options for your journey from Singapore (SIN) to Boston (BOS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 15 April 2026.

Round-trip from

£824

One-way from

£488

Popular in

August

Cheapest in

January

Average price

£844
Delta
  • Delta
  • 15/6-30/8
  • 4 total stops
  • 62h 33m total
  • Singapore to Boston
Search Deals
Korean Air
  • Korean Air
  • 14/9
  • 1 total stop
  • 24h 10m total
  • Singapore to Boston
Search Deals
Highest demand for flights based on searches. 0% potential increase in price (£6 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£11 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Singapore to Boston that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 15 April 2026.
Use the filters below to find and compare flights from Singapore to Boston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SingaporeBoston

SIN - BOS

SINBOS

Singapore Changi

Wed 10/6

20:35-15:54

1 stop31h 19m

Boston Logan Intl

Fri 21/8

14:03-18:35

1 stop40h 32m

£863

SingaporeBoston

SIN - BOS

SINBOS

Singapore Changi

Thu 24/9

08:45-08:23

1 stop35h 38m

Boston Logan Intl

Mon 28/9

20:15-18:35

1 stop34h 20m

£863

SingaporeBoston

SIN - BOS

SINBOS

Singapore Changi

Tue 9/6

20:35-15:54

1 stop31h 19m

Boston Logan Intl

Thu 20/8

15:13-06:40

2 stops27h 27m

£951

SingaporeBoston

SIN - BOS

SINBOS

Singapore Changi

Thu 11/6

08:45-21:21

1 stop24h 36m

Boston Logan Intl

Sat 22/8

20:10-00:45

2 stops40h 35m

£954

SingaporeBoston

SIN - BOS

SINBOS

Singapore Changi

Sun 7/6

19:40-23:01

2 stops39h 21m

Boston Logan Intl

Fri 19/6

22:00-15:45

1 stop29h 45m

£972
Fastest return journey

SingaporeBoston

SIN - BOS

SINBOS

Singapore Changi

Wed 10/6

20:35-11:05

2 stops26h 30m

Boston Logan Intl

Sat 22/8

06:00-18:35

1 stop24h 35m

£993

SingaporeBoston

SIN - BOS

SINBOS

Singapore Changi

Thu 24/9

08:05-18:10

1 stop22h 05m

Boston Logan Intl

Mon 28/9

07:08-00:20

2 stops29h 12m

£1,008

SingaporeBoston

SIN - BOS

SINBOS

Singapore Changi

Sat 13/6

07:30-07:24

2 stops35h 54m

Boston Logan Intl

Sat 22/8

07:30-23:55

2 stops28h 25m

£1,011

SingaporeBoston

SIN - BOS

SINBOS

Singapore Changi

Tue 9/6

01:25-16:09

2 stops26h 44m

Boston Logan Intl

Thu 20/8

05:45-23:55

2 stops30h 10m

£1,011

SingaporeBoston

SIN - BOS

SINBOS

Singapore Changi

Sun 3/5

00:50-14:10

1 stop25h 20m

Boston Logan Intl

Mon 11/5

23:05-14:05

1 stop27h 00m

£1,022

Flights are sorted by cheapest return flights first.

Deals found on 11/4

Showing 1-10 of 20 resultsSorted by cheapest first
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Best time to book a flight from Singapore to Boston

Have a flexible travel schedule? Discover the best time to fly to Boston from Singapore with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

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

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

Use this chart to determine the optimal time to book a return flight from Singapore to Boston. Price data was last updated on 10 April 2026.

The price you pay for your flight from Singapore to Boston may vary depending on when you book. For the best chance of a lower fare, look to book 36 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, July is the cheapest month in which you can book a flight from Singapore to Boston (average of £535). Flying from Singapore to Boston in May is currently the most expensive (average of £780). 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 Singapore to Boston?

Related info for your journey

Find useful and relevant information for your journey from Singapore to Boston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Singapore to Boston?

    There are many flights that can get you from Singapore to Boston in 35h 38m. Fly via United Airlines to get the fastest option. The distance between Singapore and Boston is about 9393 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Singapore to Boston 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 Singapore to Boston?

    Currently, July is the cheapest month in which you can book a flight from Singapore to Boston (average of £535). Flying from Singapore to Boston in May is currently the most expensive (average of £780). 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

Travelling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Burlington
Canton
Waltham
Warwick
Cambridge
Peabody
Somerville
Quincy
Chelmsford

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

Cheapflights helps you search for flights from Singapore to Boston via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

Cheapflights helps you find that perfect flight to Boston from Singapore 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 Singapore to Boston with no change fees?

Yes, we can. To see specific flights from Singapore to Boston with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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