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 23/9. Fares are subject to change and may not be available on all flights or dates of travel.
SIN — BOS
3 Sep — 10 Sep1
1 adult

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 29 August 2025.

Round-trip from

£771

One-way from

£488

Popular in

January

Cheapest in

February

Average price

£1,010
United Airlines
  • United Airlines
  • 25/9-2/10
  • 2 total stops
  • 56h 28m total
  • Singapore to Boston
Cathay Pacific
  • Cathay Pacific
  • 23/9
  • 1 total stop
  • 27h 00m total
  • Singapore to Boston
Highest demand for flights based on searches. 1% potential increase in price (£11 potential increase over avg. return price).
Cheapest flight prices on average. 1% potential price decrease (£12 potential savings vs. average return price).
Average for round-trip flights in August 2025

Find flight deals from Singapore to Boston

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 29 August 2025.

Thu 25/920:40SIN - BOS
2 stops39h 19mUnited Airlines
Thu 2/1006:00BOS - SIN
1 stop24h 25mUnited Airlines
Deal found 27/8£771
Sat 11/1020:40SIN - BOS
1 stop23h 37mUnited Airlines
Sat 18/1006:00BOS - SIN
1 stop24h 25mUnited Airlines
Deal found 27/8£773
Sun 14/908:45SIN - BOS
1 stop33h 16mUnited Airlines
Sun 5/1006:00BOS - SIN
1 stop24h 25mUnited Airlines
Deal found 29/8£773
Thu 16/1008:45SIN - BOS
1 stop27h 12mUnited Airlines
Fri 24/1006:00BOS - SIN
1 stop24h 25mUnited Airlines
Deal found 27/8£780
Mon 1/901:10SIN - BOS
2 stops41h 15mDelta
Mon 15/907:05BOS - SIN
2 stops33h 55mDelta
Deal found 29/8£815
Tue 2/908:45SIN - BOS
1 stop27h 11mUnited Airlines
Mon 15/918:18BOS - SIN
1 stop23h 57mUnited Airlines
Deal found 29/8£859
Sat 25/1001:10SIN - BOS
2 stops33h 35mDelta
Sat 1/1118:55BOS - SIN
2 stops41h 15mDelta
Deal found 28/8£862
Sat 20/901:10SIN - BOS
2 stops34h 48mDelta
Sun 5/1007:25BOS - SIN
2 stops33h 35mDelta
Deal found 29/8£865
Thu 28/808:05SIN - BOS
1 stop22h 05mJapan Airlines
Fri 5/908:00BOS - SIN
2 stops28h 20mJapan Airlines
Deal found 27/8£872
Fri 29/808:05SIN - BOS
2 stops26h 15mMultiple Airlines
Fri 9/114:55BOS - SIN
2 stops26h 40mMultiple Airlines
Deal found 28/8£873
Wed 24/903:10SIN - BOS
1 stop23h 55mMultiple Airlines
Thu 2/1007:08BOS - SIN
2 stops25h 52mMultiple Airlines
Deal found 28/8£890

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 29 August 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 25/9

20:40-17:11

1 stop32h 31m

Boston Logan Intl

Thu 2/10

18:18-06:15

1 stop23h 57m

£771

SingaporeBoston

SIN - BOS

SINBOS

Singapore Changi

Sun 26/10

10:10-00:48

1 stop26h 38m

Boston Logan Intl

Sat 1/11

17:57-20:15

1 stop38h 18m

£771

SingaporeBoston

SIN - BOS

SINBOS

Singapore Changi

Wed 24/9

20:40-08:16

1 stop23h 36m

Boston Logan Intl

Wed 1/10

18:18-18:25

1 stop36h 07m

£773

SingaporeBoston

SIN - BOS

SINBOS

Singapore Changi

Sat 11/10

20:40-15:08

1 stop30h 28m

Boston Logan Intl

Sat 18/10

18:18-18:25

1 stop36h 07m

£773

SingaporeBoston

SIN - BOS

SINBOS

Singapore Changi

Sun 14/9

08:45-06:01

1 stop33h 16m

Boston Logan Intl

Sun 5/10

06:00-18:25

1 stop24h 25m

£773

SingaporeBoston

SIN - BOS

SINBOS

Singapore Changi

Sun 14/9

20:40-20:08

1 stop35h 28m

Boston Logan Intl

Sun 12/10

06:00-18:25

1 stop24h 25m

£773

SingaporeBoston

SIN - BOS

SINBOS

Singapore Changi

Thu 16/10

08:45-23:57

1 stop27h 12m

Boston Logan Intl

Fri 24/10

06:00-18:25

1 stop24h 25m

£780

SingaporeBoston

SIN - BOS

SINBOS

Singapore Changi

Sat 25/10

01:10-22:45

2 stops33h 35m

Boston Logan Intl

Sat 1/11

18:55-00:10

2 stops41h 15m

£862

SingaporeBoston

SIN - BOS

SINBOS

Singapore Changi

Sat 20/9

01:10-23:58

2 stops34h 48m

Boston Logan Intl

Sun 5/10

07:25-05:00

2 stops33h 35m

£865

SingaporeBoston

SIN - BOS

SINBOS

Singapore Changi

Tue 23/9

08:00-23:00

1 stop27h 00m

£488

Flights are sorted by cheapest return flights first.

Deals found on 29/8

Showing 1-10 of 17 results
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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 22 August 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, October is the cheapest month in which you can book a flight from Singapore to Boston (average of £10). Flying from Singapore to Boston in July is currently the most expensive (average of £724). 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 32h 31m. Fly via United Airlines to get the fastest option. The distance between Singapore and Boston is about 9393 mi.

  • What are the cheapest airlines to fly from Singapore to Boston one-way?

    The cheapest airline one-way is Cathay Pacific, with whom users have recently found tickets for as low as £488. However, be on the lookout for offers from Delta and Qatar Airways, as they are both options that can get you from Singapore to Boston for a low price.

  • 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, October is the cheapest month in which you can book a flight from Singapore to Boston (average of £10). Flying from Singapore to Boston in July is currently the most expensive (average of £724). 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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