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Cheap flights from Singapore to Boston from S$ 645

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 3-9. Fares are subject to change and may not be available on all flights or dates of travel.
SIN — BOS
10 Jul — 17 Jul1
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 10 June 2026.

Wed 1-706:15
SIN
-
BOS
2 stops27h 12m
Air Canada
Sun 12-715:35
BOS
-
SIN
2 stops25h 40m
Air Canada
Deal found 6-6S$ 1,023
Sun 5-706:15
SIN
-
BOS
2 stops39h 38m
Air Canada
Sun 12-715:35
BOS
-
SIN
2 stops25h 40m
Air Canada
Deal found 7-6S$ 1,076
Wed 8-706:15
SIN
-
BOS
2 stops27h 12m
Multiple Airlines
Thu 23-710:40
BOS
-
SIN
2 stops25h 40m
Multiple Airlines
Deal found 9-6S$ 1,138
Wed 1-706:15
SIN
-
BOS
2 stops39h 30m
Air Canada
Wed 22-710:40
BOS
-
SIN
2 stops26h 05m
Air Canada
Deal found 9-6S$ 1,157
Sun 8-1108:50
SIN
-
BOS
2 stops24h 27m
Air Canada
Wed 11-1117:40
BOS
-
SIN
2 stops48h 20m
Air Canada
Deal found 7-6S$ 1,200
Mon 6-722:00
SIN
-
BOS
2 stops49h 52m
Air Canada
Tue 21-705:45
BOS
-
SIN
2 stops31h 00m
Air Canada
Deal found 10-6S$ 1,236
Tue 28-722:50
SIN
-
BOS
2 stops34h 37m
Air Canada
Sun 9-806:00
BOS
-
SIN
2 stops35h 00m
Air Canada
Deal found 6-6S$ 1,304
Thu 3-906:15
SIN
-
BOS
2 stops27h 12m
Air Canada
Sat 5-919:15
BOS
-
SIN
2 stops41h 30m
Air Canada
Deal found 9-6S$ 1,384
Thu 3-906:15
SIN
-
BOS
2 stops27h 12m
Multiple Airlines
Sat 5-916:25
BOS
-
SIN
1 stop29h 15m
Multiple Airlines
Deal found 9-6S$ 1,392

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 10 June 2026.

Round-trip from

S$ 1,023

One-way from

S$ 645

Popular in

June

Cheapest in

January

Average price

S$ 2,049
Air Canada
  • Air Canada
  • 1-7-12-7
  • 4 total stops
  • 52h 52m total
  • Singapore to Boston
Search Deals
Air Canada
  • Air Canada
  • 3-9
  • 2 total stops
  • 27h 12m total
  • Singapore to Boston
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (S$ 240 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (S$ 53 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 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 200,618 searches. Data last updated 10 June 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

Sun 8-11

22:20-08:23

1 stop23h 03m

Boston Logan Intl

Wed 11-11

13:50-08:00

1 stop29h 10m

S$ 1,488

SingaporeBoston

SIN - BOS

SINBOS

Singapore Changi

Thu 9-7

08:45-08:01

1 stop35h 16m

Boston Logan Intl

Thu 16-7

13:37-06:15

2 stops28h 38m

S$ 1,491

SingaporeBoston

SIN - BOS

SINBOS

Singapore Changi

Tue 28-7

07:30-07:35

2 stops36h 05m

Boston Logan Intl

Sun 9-8

19:35-23:55

2 stops40h 20m

S$ 1,560

SingaporeBoston

SIN - BOS

SINBOS

Singapore Changi

Tue 4-8

19:40-15:15

1 stop31h 35m

Boston Logan Intl

Tue 11-8

06:00-21:15

2 stops27h 15m

S$ 1,637

SingaporeBoston

SIN - BOS

SINBOS

Singapore Changi

Thu 25-6

11:05-01:14

2 stops50h 09m

Boston Logan Intl

Sat 27-6

20:32-06:15

1 stop45h 43m

S$ 1,643

SingaporeBoston

SIN - BOS

SINBOS

Singapore Changi

Sun 28-6

06:15-21:53

2 stops27h 38m

Boston Logan Intl

Tue 30-6

08:15-06:40

2 stops34h 25m

S$ 1,657

SingaporeBoston

SIN - BOS

SINBOS

Singapore Changi

Sun 8-11

10:00-22:00

1 stop25h 00m

Boston Logan Intl

Wed 11-11

10:48-05:40

2 stops29h 52m

S$ 1,737

SingaporeBoston

SIN - BOS

SINBOS

Singapore Changi

Tue 23-6

00:50-14:10

1 stop25h 20m

Boston Logan Intl

Sat 27-6

23:05-08:35

1 stop21h 30m

S$ 1,870
Fastest return journey

SingaporeBoston

SIN - BOS

SINBOS

Singapore Changi

Mon 22-6

01:40-14:10

1 stop24h 30m

Boston Logan Intl

Fri 26-6

23:05-08:35

1 stop21h 30m

S$ 1,954

SingaporeBoston

SIN - BOS

SINBOS

Singapore Changi

Mon 30-11

21:30-13:55

2 stops53h 25m

Boston Logan Intl

Wed 16-12

22:10-20:30

2 stops33h 20m

S$ 1,979

Flights are sorted by cheapest return flights first.

Deals found on 7-6

Showing 1-10 of 22 resultsSorted by cheapest first
1
2
3

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?

The best time to book flights from Singapore to Boston is 35 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, January is the cheapest month in which you can book a flight from Singapore to Boston (average of S$ 1,286). Flying from Singapore to Boston in June is currently the most expensive (average of S$ 2,049). 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?

Reviews of airlines servicing Boston

Get insights into the airlines that provide service to Boston. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Boston. Reviews last updated 10 June 2026.
Read through reviews of airlines operating flights from Singapore to Boston, such as Korean Air,Japan Airlines, andCathay Pacific. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very Good
1,218 reviews
Check prices

Entertainment

8.2

Boarding

8.5

Crew

8.7

Comfort

8.3

Food

8.1

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Korean Air
8.4
Very Good
1,218 reviews
Korean Air
8.4
Very Good
1,218 reviews
Check prices

Entertainment

8.2

Boarding

8.5

Crew

8.7

Comfort

8.3

Food

8.1

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Japan Airlines
8.3
Very Good
1,837 reviews
Korean Air
8.4
Very Good
1,218 reviews
Check prices

Entertainment

8.2

Boarding

8.5

Crew

8.7

Comfort

8.3

Food

8.1

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Cathay Pacific
7.6
Good
1,371 reviews
Korean Air
8.4
Very Good
1,218 reviews
Check prices

Entertainment

8.2

Boarding

8.5

Crew

8.7

Comfort

8.3

Food

8.1

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
United Airlines
7.4
Good
9,808 reviews
Korean Air
8.4
Very Good
1,218 reviews
Check prices

Entertainment

8.2

Boarding

8.5

Crew

8.7

Comfort

8.3

Food

8.1

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Air Canada
7.1
Good
11,158 reviews
Korean Air
8.4
Very Good
1,218 reviews
Check prices

Entertainment

8.2

Boarding

8.5

Crew

8.7

Comfort

8.3

Food

8.1

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!

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?

    Departing from Singapore to Boston will take you 23h 03m. The distance from Singapore to Boston is about 15117 km. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Singapore to Boston round-trip?

    According to our current data, Air Canada (S$ 1,014), Korean Air (S$ 1,106), and United Airlines (S$ 1,173) offers the cheapest pricing from Singapore to Boston. Air Canada is currently priced 37% below the average price you’ll pay for this route.

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

    For one-way options, check prices for United Airlines. According to our data, you can fly for as low as S$ 760. Users have also found prices from S$ 773 and S$ 872 on Cathay Pacific and Japan Airlines, respectively.

  • 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, January is the cheapest month in which you can book a flight from Singapore to Boston (average of S$ 1,286). Flying from Singapore to Boston in June is currently the most expensive (average of S$ 2,049). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly from Singapore to Boston on these airlines

Choose from the following airlines for your flight from Singapore to Boston. Flights are based on user searches made on Cheapflights and were last updated on 10 June 2026.
Cathay Pacific flights from Singapore Changi to Boston Logan Intl
Korean Air flights from Singapore Changi to Boston Logan Intl
Japan Airlines flights from Singapore Changi to Boston Logan Intl
United Airlines flights from Singapore Changi to Boston Logan Intl

Top 5 airlines flying from Singapore to Boston

Discover the top 5 airlines that operate flights from Singapore to Boston. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 200,618 searches. Data last updated 10 June 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestS$ 1,014AverageS$ 1,223FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Korean AirCheapestS$ 1,106AverageS$ 1,774FlexibilityNo cancel feeOn-time81%
Search Korean Air flights
United AirlinesCheapestS$ 1,173AverageS$ 1,470FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Cathay PacificCheapestS$ 1,256AverageS$ 1,458FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
Japan AirlinesCheapestS$ 1,404AverageS$ 1,790FlexibilityNo cancel feeOn-time79%
Search Japan Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Boston from Singapore today with Cheapflights!

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

Cheapflights simply makes it quick and affordable to book flights from Singapore to Boston by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Singapore to Boston, users can toggle the no change fees filter when performing a flight search.

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

Yes! Start tracking prices for Singapore to Boston 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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