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Cheap flights from Singapore to Boston from £445

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 8/11. Fares are subject to change and may not be available on all flights or dates of travel.
SIN — BOS
13 Nov — 20 Nov1
1 adult
1 adult, Economy

Cheapflights Tip: The best prices from Singapore Changi to Boston Logan Intl are usually found in February or November, booked 36 days in advance, depart on a Tuesday or Monday and return on a Tuesday

Cheap 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 14 October 2025.

Round-trip from

£699

One-way from

£445

Popular in

January

Cheapest in

February

Average price

£1,033
United Airlines
  • United Airlines
  • 19/3-23/3
  • 3 total stops
  • 52h 08m total
  • Singapore to Boston
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United Airlines
  • United Airlines
  • 8/11
  • 1 total stop
  • 34h 04m total
  • Singapore to Boston
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High demand for flights, 0% potential price rise
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Cheapest flight prices on average. 1% potential price decrease (£11 potential savings vs. average return price).
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Average for round-trip flights in October 2025
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Find 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 14 October 2025.

Tue 25/1122:20SIN - BOS
1 stop36h 18mUnited Airlines
Tue 2/1206:00BOS - SIN
1 stop25h 15mUnited Airlines
Deal found 12/10£699
Fri 7/1122:20SIN - BOS
1 stop22h 46mUnited Airlines
Sun 23/1120:30BOS - SIN
1 stop34h 45mUnited Airlines
Deal found 13/10£701
Mon 24/1101:35SIN - BOS
2 stops35h 19mDelta
Tue 2/1205:45BOS - SIN
2 stops34h 15mDelta
Deal found 12/10£753
Sat 22/1122:20SIN - BOS
1 stop39h 28mUnited Airlines
Sun 30/1117:57BOS - SIN
1 stop37h 18mUnited Airlines
Deal found 13/10£813
Tue 25/1101:35SIN - BOS
2 stops27h 39mDelta
Wed 3/1220:45BOS - SIN
2 stops43h 15mDelta
Deal found 12/10£834
Fri 24/1020:40SIN - BOS
2 stops39h 19mUnited Airlines
Fri 31/1009:30BOS - SIN
2 stops33h 30mUnited Airlines
Deal found 13/10£842
Mon 24/1100:05SIN - BOS
1 stop33h 15mMultiple Airlines
Tue 2/1216:20BOS - SIN
1 stop25h 30mMultiple Airlines
Deal found 12/10£864
Thu 6/1100:05SIN - BOS
1 stop33h 15mSWISS
Sun 23/1122:10BOS - SIN
1 stop30h 50mSWISS
Deal found 13/10£904
Fri 7/1119:25SIN - BOS
1 stop31h 45mEtihad Airways
Sun 23/1108:30BOS - SIN
2 stops36h 05mEtihad Airways
Deal found 13/10£932
Fri 21/1100:05SIN - BOS
1 stop32h 55mMultiple Airlines
Sun 30/1120:40BOS - SIN
1 stop31h 45mMultiple Airlines
Deal found 13/10£938
Fri 7/1107:40SIN - BOS
2 stops23h 49mCathay Pacific
Sat 22/1100:30BOS - SIN
1 stop22h 25mCathay Pacific
Deal found 13/10£942

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 14 October 2025.
Use the filters below to find and compare flights from Singapore to Boston that are best for you.

Fly from

Singapore

Fly to

Boston

Route

Depart

Return

Price

SingaporeBoston

SIN - BOS

SINBOS

Singapore Changi

Thu 19/3

10:10-23:48

2 stops25h 38m

Boston Logan Intl

Mon 23/3

05:45-20:15

1 stop26h 30m

£699

SingaporeBoston

SIN - BOS

SINBOS

Singapore Changi

Tue 13/1

10:10-21:42

1 stop24h 32m

Boston Logan Intl

Sat 17/1

17:57-20:15

1 stop37h 18m

£699

SingaporeBoston

SIN - BOS

SINBOS

Singapore Changi

Tue 25/11

22:20-21:38

1 stop36h 18m

Boston Logan Intl

Tue 2/12

06:00-20:15

1 stop25h 15m

£699

SingaporeBoston

SIN - BOS

SINBOS

Singapore Changi

Thu 19/3

10:00-23:00

1 stop25h 00m

Boston Logan Intl

Sun 22/3

01:30-00:25

1 stop34h 55m

£741

SingaporeBoston

SIN - BOS

SINBOS

Singapore Changi

Mon 24/11

01:35-23:54

2 stops35h 19m

Boston Logan Intl

Tue 2/12

05:45-05:00

2 stops34h 15m

£753

SingaporeBoston

SIN - BOS

SINBOS

Singapore Changi

Tue 13/1

10:10-21:42

1 stop24h 32m

Boston Logan Intl

Mon 19/1

05:45-06:55

2 stops36h 10m

£788

SingaporeBoston

SIN - BOS

SINBOS

Singapore Changi

Mon 12/1

22:20-23:49

2 stops38h 29m

Boston Logan Intl

Sun 18/1

10:56-08:00

1 stop32h 04m

£813

SingaporeBoston

SIN - BOS

SINBOS

Singapore Changi

Sat 22/11

22:20-00:48

1 stop39h 28m

Boston Logan Intl

Sun 30/11

17:57-20:15

1 stop37h 18m

£813

SingaporeBoston

SIN - BOS

SINBOS

Singapore Changi

Sat 8/11

22:20-19:24

1 stop34h 04m

£445

SingaporeBoston

SIN - BOS

SINBOS

Singapore Changi

Fri 7/11

10:10-21:38

1 stop24h 28m

£448

Flights are sorted by cheapest return flights first.

Deals found on 14/10

Showing 1-10 of 18 results
1
2

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 October 2025.

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 £543). Flying from Singapore to Boston in December is currently the most expensive (average of £762). 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.

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 25h 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 £543). Flying from Singapore to Boston in December is currently the most expensive (average of £762). 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
Peabody
Cambridge
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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