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Cheap flights from Boston to Singapore from $257

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to Singapore departing on 2/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

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Qatar Airways Logo
8:40 pm - 8:45 am
BOS
-
SIN
23h 05m
1 stop
Qatar Airways Logo
3:15 am - 2:20 pm
SIN
-
BOS
24h 05m
1 stop
$986Qatar Airways
Thu, Feb 19 - Thu, Feb 26
Delta Logo
4:30 pm - 7:55 pm
BOS
-
SIN
39h 25m
2 stops
Delta Logo
7:30 am - 10:55 am
SIN
-
BOS
39h 25m
2 stops
$988Delta
Tue, Apr 28 - Fri, May 15
Air Canada Logo
5:30 am - 7:00 am
BOS
-
SIN
36h 30m
2 stops
Air Canada Logo
7:00 am - 9:45 am
SIN
-
BOS
38h 45m
2 stops
$989Air Canada
Sun, Feb 22 - Sat, May 2
Air Canada Logo
6:15 am - 7:00 am
BOS
-
SIN
35h 45m
2 stops
Air Canada Logo
7:00 am - 5:45 pm
SIN
-
BOS
46h 45m
2 stops
$990Air Canada
Fri, Feb 27 - Sun, May 3
Korean Air Logo
11:55 am - 5:00 am
BOS
-
SIN
52h 05m
2 stops
Korean Air Logo
1:35 am - 6:21 pm
SIN
-
BOS
29h 46m
2 stops
$991Korean Air
Sun, Feb 15 - Thu, Feb 19
Air Canada Logo
6:55 pm - 7:00 am
BOS
-
SIN
47h 05m
2 stops
Air Canada Logo
7:00 am - 9:45 am
SIN
-
BOS
38h 45m
2 stops
$994Air Canada
Sat, Feb 21 - Sun, May 3
Qatar Airways Logo
8:40 pm - 8:45 am
BOS
-
SIN
23h 05m
1 stop
Qatar Airways Logo
3:15 am - 3:05 pm
SIN
-
BOS
23h 50m
1 stop
$997Qatar Airways
Thu, Feb 19 - Wed, Apr 29
United Airlines Logo
4:49 pm - 8:15 pm
BOS
-
SIN
38h 26m
2 stops
United Airlines Logo
10:10 am - 10:46 pm
SIN
-
BOS
25h 36m
2 stops
$998United Airlines
Fri, Jan 30 - Sat, Feb 14
Korean Air Logo
5:29 am - 12:10 am
BOS
-
SIN
29h 41m
2 stops
Korean Air Logo
10:30 pm - 1:09 am
SIN
-
BOS
39h 39m
2 stops
$999Korean Air
Wed, Feb 11 - Sat, Feb 28
Turkish Airlines Logo
8:00 pm - 8:35 am
BOS
-
SIN
23h 35m
1 stop
Turkish Airlines Logo
10:25 am - 7:55 pm
SIN
-
BOS
45h 30m
1 stop
$1,000Turkish Airlines
Fri, Feb 20 - Fri, May 1

Air Canada flights from Boston to Singapore

Our best Air Canada deals on Boston to Singapore flight tickets
Air Canada
Feb 22
BOS5:30 amBoston Logan Intl
36h 30m
2 stops
SIN7:00 amSingapore Changi
May 2
SIN7:00 amSingapore Changi
38h 45m
2 stops
BOS9:45 amBoston Logan Intl
$989
Air Canada
Feb 21
BOS6:55 pmBoston Logan Intl
47h 05m
2 stops
SIN7:00 amSingapore Changi
May 3
SIN7:00 amSingapore Changi
38h 45m
2 stops
BOS9:45 amBoston Logan Intl
$994
Air Canada
Feb 3
BOS5:30 amBoston Logan Intl
36h 30m
2 stops
SIN7:00 amSingapore Changi
Apr 9
SIN7:00 amSingapore Changi
44h 55m
2 stops
BOS3:55 pmBoston Logan Intl
$1,024

Korean Air flights from Boston to Singapore

Our best Korean Air deals on Boston to Singapore flight tickets
Korean Air
Feb 15
BOS11:55 amBoston Logan Intl
52h 05m
2 stops
SIN5:00 amSingapore Changi
Feb 19
SIN1:35 amSingapore Changi
29h 46m
2 stops
BOS6:21 pmBoston Logan Intl
$991
Korean Air
Feb 11
BOS5:29 amBoston Logan Intl
29h 41m
2 stops
SIN12:10 amSingapore Changi
Feb 28
SIN10:30 pmSingapore Changi
39h 39m
2 stops
BOS1:09 amBoston Logan Intl
$999
Korean Air
Feb 14
BOS11:53 amBoston Logan Intl
52h 07m
2 stops
SIN5:00 amSingapore Changi
Feb 22
SIN10:30 pmSingapore Changi
37h 13m
2 stops
BOS10:43 pmBoston Logan Intl
$1,005

momondo Fare Finder

 
Customize your flight search to find flights from Boston to Singapore 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, momondo users made 832,500 searches. Data last updated January 15, 2026.
Use the filters below to find and compare flights from Boston to Singapore that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BostonSingapore

BOS - SIN

BOSSIN

Boston Logan Intl

Thu 2/19

8:40 pm-8:45 am

1 stop23h 05m

Singapore Changi

Thu 2/26

3:15 am-2:20 pm

1 stop24h 05m

$986

BostonSingapore

BOS - SIN

BOSSIN

Boston Logan Intl

Tue 4/28

4:30 pm-7:55 pm

2 stops39h 25m

Singapore Changi

Fri 5/15

7:30 am-10:55 am

2 stops39h 25m

$988

BostonSingapore

BOS - SIN

BOSSIN

Boston Logan Intl

Sun 2/22

5:30 am-7:00 am

2 stops36h 30m

Singapore Changi

Sat 5/2

7:00 am-9:45 am

2 stops38h 45m

$989

BostonSingapore

BOS - SIN

BOSSIN

Boston Logan Intl

Fri 2/27

6:15 am-7:00 am

2 stops35h 45m

Singapore Changi

Sun 5/3

7:00 am-5:45 pm

2 stops46h 45m

$990

BostonSingapore

BOS - SIN

BOSSIN

Boston Logan Intl

Sun 2/15

11:55 am-5:00 am

2 stops52h 05m

Singapore Changi

Thu 2/19

1:35 am-6:21 pm

2 stops29h 46m

$991

BostonSingapore

BOS - SIN

BOSSIN

Boston Logan Intl

Sat 2/21

6:55 pm-7:00 am

2 stops47h 05m

Singapore Changi

Sun 5/3

7:00 am-9:45 am

2 stops38h 45m

$994

BostonSingapore

BOS - SIN

BOSSIN

Boston Logan Intl

Thu 2/19

8:40 pm-8:45 am

1 stop23h 05m

Singapore Changi

Wed 4/29

3:15 am-3:05 pm

1 stop23h 50m

$997

BostonSingapore

BOS - SIN

BOSSIN

Boston Logan Intl

Fri 1/30

4:49 pm-8:15 pm

2 stops38h 26m

Singapore Changi

Sat 2/14

10:10 am-10:46 pm

2 stops25h 36m

$998

BostonSingapore

BOS - SIN

BOSSIN

Boston Logan Intl

Wed 2/11

5:29 am-12:10 am

2 stops29h 41m

Singapore Changi

Sat 2/28

10:30 pm-1:09 am

2 stops39h 39m

$999

BostonSingapore

BOS - SIN

BOSSIN

Boston Logan Intl

Fri 2/20

8:00 pm-8:35 am

1 stop23h 35m

Singapore Changi

Fri 5/1

10:25 am-7:55 pm

1 stop45h 30m

$1,000

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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See travel insights to Singapore from

How to get the cheapest flight ticket from Boston to Singapore

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Singapore?

The month of November is, on average, the cheapest month to fly to Singapore from Boston, with most prices found around $926. If you aren’t able to travel to Singapore during the month of November, then flying in April is also cheap. Prices for this month can be found on momondo for an average of $961.

How far in advance should I book a flight to Singapore?

You are more likely to see cheaper flights to Singapore from Boston when booking weeks ahead of your departure date. In general, you can expect to find flights to Singapore for around $1,165 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Singapore from Boston for as low as $1,000 on momondo.

Can stopping save me money on Boston to Singapore flights?

You could potentially save up to 3% on your flight if you consider stops on a Boston to Singapore flight.

How have Boston to Singapore flight prices changed over time?

As of January 2026, prices for Boston to Singapore flights are approximately 15% cheaper when compared to flights at the same time last year.

When to book flights from Boston to Singapore

Are you open to changing your travel dates? Check out the ideal times to fly from Boston to Singapore according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Boston to Singapore (BOS to SIN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to Singapore

Fastest flight time

22h 55m

Direct flights

None
The fastest flight from Boston to Singapore takes 22h 55m
There are no direct flights from Boston to Singapore. There are no popular flight routes from Boston to Singapore.
Search flight deals

  • How far is Boston Logan Intl to Singapore Changi by plane?

    Singapore Changi is 9396.6 mi away from Boston Logan Intl. In terms of flight time, this usually takes a little over 22h 55m.

  • When did momondo last update prices for flights from Boston Logan Intl Airport to Singapore Changi Airport?

    Prices for flights from Boston Logan Intl Airport to Singapore Changi Airport are updated daily.

  • How many operators does momondo search for flights from Boston Logan Intl Airport to Singapore Changi Airport?

  • How old do you have to be to fly from Boston Logan Intl Airport to Singapore Changi Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Boston Logan Intl Airport to Singapore Changi Airport.

  • What documentation or ID do you need to fly to Singapore Changi Airport?

    The necessary travel and health documents for your Singapore Changi Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Boston to Singapore?

Best airlines flying from Boston to Singapore

Compare and see reviews for airlines that fly from Boston to Singapore with momondo
Airline
Rating
Free Cancellation
Price
Turkish AirlinesPriceFrom $756Free CancellationRating
7.3
4,175 reviews
Search Turkish Airlines flights
Korean AirPriceFrom $764Free CancellationRating
8.4
1,187 reviews
Search Korean Air flights
Cathay PacificPriceFrom $789Free CancellationRating
7.6
1,130 reviews
Search Cathay Pacific flights
Etihad AirwaysPriceFrom $789Free CancellationRating
7.3
1,370 reviews
Search Etihad Airways flights
Air CanadaPriceFrom $832Free CancellationRating
7.1
10,622 reviews
Search Air Canada flights
United AirlinesPriceFrom $835Free CancellationRating
7.4
9,164 reviews
Search United Airlines flights
DeltaPriceFrom $902Free CancellationRating
7.9
8,049 reviews
Search Delta flights
Japan AirlinesPriceFrom $957Free CancellationRating
8.3
1,685 reviews
Search Japan Airlines flights
American AirlinesPriceFrom $974Free CancellationRating
7.2
11,132 reviews
Search American Airlines flights
Qatar AirwaysPriceFrom $995Free CancellationRating
7.4
3,715 reviews
Search Qatar Airways flights

Why use momondo?

Why should I use momondo to find a flight deal from Boston to Singapore?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Boston to Singapore. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Boston to Singapore with flexible booking policies on momondo?

Flights from Boston to Singapore with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Boston to Singapore?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Singapore from Boston.

I’m not ready to book a flight from Boston to Singapore right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Boston to Singapore now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Singapore and let you know when they change.

An easier way to manage your Singapore trip

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Fly your favorite airline to Singapore

Airlines are sorted and displayed according to clicks in the past 7 days on momondo
Cathay Pacific
United Airlines
Turkish Airlines
Korean Air
Qatar Airways
JetBlue
Emirates
Delta
Japan Airlines
Etihad Airways
American Airlines
Air Canada