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Cheap flights from Boston to Singapore from $336

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 2/5. 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

Enter your travel dates to find the best prices.
Japan Airlines Logo
3:17 pm - 5:30 pm
BOS
-
SIN
38h 13m
2 stops
Japan Airlines Logo
8:05 am - 6:05 pm
SIN
-
BOS
22h 00m
1 stop
$1,003Japan Airlines
Sun, Apr 12 - Fri, Apr 17
Japan Airlines Logo
1:20 pm - 12:20 am
BOS
-
SIN
23h 00m
1 stop
Japan Airlines Logo
8:05 am - 6:05 pm
SIN
-
BOS
22h 00m
1 stop
$1,004Japan Airlines
Sun, Apr 12 - Fri, Apr 17
Delta Logo
8:20 am - 5:00 am
BOS
-
SIN
32h 40m
2 stops
Delta Logo
1:10 am - 11:59 pm
SIN
-
BOS
34h 49m
2 stops
$1,008Delta
Wed, Apr 22 - Wed, Apr 29
United Airlines Logo
7:55 am - 7:00 am
BOS
-
SIN
35h 05m
1 stop
United Airlines Logo
8:35 pm - 8:24 am
SIN
-
BOS
23h 49m
1 stop
$1,010United Airlines
Thu, Mar 12 - Sun, Apr 26
ANA Logo
12:35 pm - 6:55 am
BOS
-
SIN
29h 20m
2 stops
ANA Logo
10:45 am - 2:12 pm
SIN
-
BOS
40h 27m
2 stops
$1,011ANA
Mon, Feb 23 - Mon, Mar 2
Qatar Airways Logo
9:40 pm - 2:55 pm
BOS
-
SIN
29h 15m
1 stop
Qatar Airways Logo
3:15 am - 3:05 pm
SIN
-
BOS
23h 50m
1 stop
$1,012Qatar Airways
Thu, Mar 12 - Sat, Apr 25
Delta Logo
6:45 pm - 11:40 pm
BOS
-
SIN
40h 55m
2 stops
Delta Logo
7:30 am - 6:35 am
SIN
-
BOS
35h 05m
2 stops
$1,013Delta
Sun, May 3 - Wed, May 13
United Airlines Logo
7:55 am - 7:00 am
BOS
-
SIN
35h 05m
1 stop
United Airlines Logo
10:20 pm - 3:34 pm
SIN
-
BOS
29h 14m
2 stops
$1,015United Airlines
Thu, Mar 12 - Sun, Mar 22
Etihad Airways Logo
3:40 pm - 9:35 am
BOS
-
SIN
28h 55m
1 stop
Etihad Airways Logo
9:00 pm - 2:40 pm
SIN
-
BOS
29h 40m
1 stop
$1,016Etihad Airways
Fri, Feb 27 - Wed, Apr 15
United Airlines Logo
11:00 am - 8:00 am
BOS
-
SIN
32h 00m
1 stop
United Airlines Logo
9:00 am - 6:21 am
SIN
-
BOS
33h 21m
1 stop
$1,022United Airlines
Tue, Mar 3 - Fri, Apr 17

Turkish Airlines flights from Boston to Singapore

Our best Turkish Airlines deals on Boston to Singapore flight tickets
Turkish Airlines
Mar 1
BOS8:00 pmBoston Logan Intl
23h 35m
1 stop
SIN8:35 amSingapore Changi
Mar 7
SIN5:15 amSingapore Changi
25h 50m
1 stop
BOS6:05 pmBoston Logan Intl
$1,039
Turkish Airlines
Mar 8
BOS9:00 pmBoston Logan Intl
32h 35m
1 stop
SIN5:35 pmSingapore Changi
Mar 14
SIN5:15 amSingapore Changi
25h 50m
1 stop
BOS7:05 pmBoston Logan Intl
$1,062

Qatar Airways flights from Boston to Singapore

Our best Qatar Airways deals on Boston to Singapore flight tickets
Qatar Airways
Mar 12
BOS9:40 pmBoston Logan Intl
29h 15m
1 stop
SIN2:55 pmSingapore Changi
Apr 25
SIN3:15 amSingapore Changi
23h 50m
1 stop
BOS3:05 pmBoston Logan Intl
$1,012
Qatar Airways
Feb 27
BOS8:40 pmBoston Logan Intl
29h 15m
1 stop
SIN2:55 pmSingapore Changi
Mar 15
SIN9:20 pmSingapore Changi
53h 35m
2 stops
BOS2:55 pmBoston Logan Intl
$1,026
Qatar Airways
Mar 13
BOS9:40 pmBoston Logan Intl
50h 15m
2 stops
SIN11:55 amSingapore Changi
Mar 22
SIN8:15 pmSingapore Changi
30h 40m
1 stop
BOS2:55 pmBoston Logan Intl
$1,030

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 27, 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

Sun 4/12

3:17 pm-5:30 pm

2 stops38h 13m

Singapore Changi

Fri 4/17

8:05 am-6:05 pm

1 stop22h 00m

$1,003

BostonSingapore

BOS - SIN

BOSSIN

Boston Logan Intl

Sun 4/12

1:20 pm-12:20 am

1 stop23h 00m

Singapore Changi

Fri 4/17

8:05 am-6:05 pm

1 stop22h 00m

$1,004

BostonSingapore

BOS - SIN

BOSSIN

Boston Logan Intl

Wed 4/22

8:20 am-5:00 am

2 stops32h 40m

Singapore Changi

Wed 4/29

1:10 am-11:59 pm

2 stops34h 49m

$1,008

BostonSingapore

BOS - SIN

BOSSIN

Boston Logan Intl

Thu 3/12

7:55 am-7:00 am

1 stop35h 05m

Singapore Changi

Sun 4/26

8:35 pm-8:24 am

1 stop23h 49m

$1,010

BostonSingapore

BOS - SIN

BOSSIN

Boston Logan Intl

Mon 2/23

12:35 pm-6:55 am

2 stops29h 20m

Singapore Changi

Mon 3/2

10:45 am-2:12 pm

2 stops40h 27m

$1,011

BostonSingapore

BOS - SIN

BOSSIN

Boston Logan Intl

Thu 3/12

9:40 pm-2:55 pm

1 stop29h 15m

Singapore Changi

Sat 4/25

3:15 am-3:05 pm

1 stop23h 50m

$1,012

BostonSingapore

BOS - SIN

BOSSIN

Boston Logan Intl

Sun 5/3

6:45 pm-11:40 pm

2 stops40h 55m

Singapore Changi

Wed 5/13

7:30 am-6:35 am

2 stops35h 05m

$1,013

BostonSingapore

BOS - SIN

BOSSIN

Boston Logan Intl

Thu 3/12

7:55 am-7:00 am

1 stop35h 05m

Singapore Changi

Sun 3/22

10:20 pm-3:34 pm

2 stops29h 14m

$1,015

BostonSingapore

BOS - SIN

BOSSIN

Boston Logan Intl

Fri 2/27

3:40 pm-9:35 am

1 stop28h 55m

Singapore Changi

Wed 4/15

9:00 pm-2:40 pm

1 stop29h 40m

$1,016

BostonSingapore

BOS - SIN

BOSSIN

Boston Logan Intl

Tue 3/3

11:00 am-8:00 am

1 stop32h 00m

Singapore Changi

Fri 4/17

9:00 am-6:21 am

1 stop33h 21m

$1,022

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 typical price of a round-trip flight between Boston and Singapore?

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 $929. 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 $960.

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 $1,159 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 12% 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 45m

Direct flights

None
The fastest flight from Boston to Singapore takes 22h 45m
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 45m.

  • 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
4,209 reviews
Search Turkish Airlines flights
Korean AirPriceFrom $764Free CancellationRating
8.4
1,188 reviews
Search Korean Air flights
Cathay PacificPriceFrom $789Free CancellationRating
7.6
1,147 reviews
Search Cathay Pacific flights
Etihad AirwaysPriceFrom $789Free CancellationRating
7.3
1,376 reviews
Search Etihad Airways flights
Air CanadaPriceFrom $832Free CancellationRating
7.1
10,666 reviews
Search Air Canada flights
United AirlinesPriceFrom $835Free CancellationRating
7.4
9,209 reviews
Search United Airlines flights
DeltaPriceFrom $902Free CancellationRating
7.9
8,124 reviews
Search Delta flights
Japan AirlinesPriceFrom $957Free CancellationRating
8.3
1,691 reviews
Search Japan Airlines flights
American AirlinesPriceFrom $974Free CancellationRating
7.2
11,201 reviews
Search American Airlines flights
Qatar AirwaysPriceFrom $983Free CancellationRating
7.4
3,731 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.

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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
Turkish Airlines
United Airlines
Korean Air
Qatar Airways
JetBlue
Emirates
Delta
Japan Airlines
Etihad Airways
Air Canada
American Airlines