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Cheap flights from Boston to Singapore from $433

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 4/24. 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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Find the cheapest flights from Boston to Singapore

Cheap round-trip flights

Enter your travel dates to find the best prices.
Etihad Airways Logo
4:25 pm - 9:40 am
BOS
-
SIN
29h 15m
1 stop
Etihad Airways Logo
9:00 pm - 2:40 pm
SIN
-
BOS
29h 40m
1 stop
$895Etihad Airways
Mon, May 4 - Tue, May 12
Etihad Airways Logo
4:25 pm - 9:40 am
BOS
-
SIN
29h 15m
1 stop
Etihad Airways Logo
9:00 pm - 2:40 pm
SIN
-
BOS
29h 40m
1 stop
$901Etihad Airways
Fri, May 15 - Sun, May 31
Etihad Airways Logo
9:20 pm - 9:50 am
BOS
-
SIN
24h 30m
1 stop
Etihad Airways Logo
9:00 pm - 2:40 pm
SIN
-
BOS
29h 40m
1 stop
$934Etihad Airways
Sun, Apr 26 - Mon, May 11
Etihad Airways Logo
4:25 pm - 9:40 am
BOS
-
SIN
29h 15m
1 stop
Etihad Airways Logo
9:00 pm - 2:40 pm
SIN
-
BOS
29h 40m
1 stop
$944Etihad Airways
Sun, May 3 - Wed, May 13
Etihad Airways Logo
4:25 pm - 9:40 am
BOS
-
SIN
29h 15m
1 stop
Etihad Airways Logo
9:00 pm - 2:40 pm
SIN
-
BOS
29h 40m
1 stop
$948Etihad Airways
Mon, May 25 - Mon, Jun 1
Etihad Airways Logo
4:25 pm - 9:40 am
BOS
-
SIN
29h 15m
1 stop
Etihad Airways Logo
9:00 pm - 2:40 pm
SIN
-
BOS
29h 40m
1 stop
$957Etihad Airways
Tue, May 12 - Fri, May 29
Etihad Airways Logo
4:25 pm - 9:40 am
BOS
-
SIN
29h 15m
1 stop
Etihad Airways Logo
9:00 pm - 2:40 pm
SIN
-
BOS
29h 40m
1 stop
$968Etihad Airways
Tue, May 19 - Wed, Jun 10
Etihad Airways Logo
4:25 pm - 9:40 am
BOS
-
SIN
29h 15m
1 stop
Etihad Airways Logo
9:00 pm - 2:40 pm
SIN
-
BOS
29h 40m
1 stop
$970Etihad Airways
Mon, May 18 - Wed, Jun 10
Etihad Airways Logo
4:25 pm - 9:40 am
BOS
-
SIN
29h 15m
1 stop
Etihad Airways Logo
9:00 pm - 2:40 pm
SIN
-
BOS
29h 40m
1 stop
$973Etihad Airways
Wed, May 27 - Sat, Jul 11
Etihad Airways Logo
4:25 pm - 9:40 am
BOS
-
SIN
29h 15m
1 stop
Etihad Airways Logo
9:00 pm - 2:40 pm
SIN
-
BOS
29h 40m
1 stop
$979Etihad Airways
Mon, May 18 - Wed, Jun 10

Cathay Pacific flights from Boston to Singapore

Our best Cathay Pacific deals on Boston to Singapore flight tickets
Cathay Pacific
Sep 7
BOS1:45 amBoston Logan Intl
22h 40m
1 stop
SIN12:25 pmSingapore Changi
Nov 3
SIN7:40 amSingapore Changi
27h 20m
1 stop
BOS10:00 pmBoston Logan Intl
$1,034
Cathay Pacific
Sep 14
BOS1:45 amBoston Logan Intl
25h 20m
1 stop
SIN3:05 pmSingapore Changi
Sep 19
SIN8:05 pmSingapore Changi
39h 00m
1 stop
BOS11:05 pmBoston Logan Intl
$1,104

Etihad Airways flights from Boston to Singapore

Our best Etihad Airways deals on Boston to Singapore flight tickets
Etihad Airways
Apr 19
BOS9:20 pmBoston Logan Intl
24h 30m
1 stop
SIN9:50 amSingapore Changi
May 7
SIN9:00 pmSingapore Changi
29h 40m
1 stop
BOS2:40 pmBoston Logan Intl
$895
Etihad Airways
May 15
BOS4:25 pmBoston Logan Intl
29h 15m
1 stop
SIN9:40 amSingapore Changi
May 31
SIN9:00 pmSingapore Changi
29h 40m
1 stop
BOS2:40 pmBoston Logan Intl
$901
Etihad Airways
Apr 26
BOS9:20 pmBoston Logan Intl
24h 30m
1 stop
SIN9:50 amSingapore Changi
May 11
SIN9:00 pmSingapore Changi
29h 40m
1 stop
BOS2:40 pmBoston Logan Intl
$934

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 April 13, 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

Cheapest round-trip

BostonSingapore

BOS - SIN

BOSSIN

Boston Logan Intl

Mon 5/4

4:25 pm-9:40 am

1 stop29h 15m

Singapore Changi

Tue 5/12

9:00 pm-2:40 pm

1 stop29h 40m

$895

BostonSingapore

BOS - SIN

BOSSIN

Boston Logan Intl

Fri 5/15

4:25 pm-9:40 am

1 stop29h 15m

Singapore Changi

Sun 5/31

9:00 pm-2:40 pm

1 stop29h 40m

$901
Quickest round-trip

BostonSingapore

BOS - SIN

BOSSIN

Boston Logan Intl

Sun 4/26

9:20 pm-9:50 am

1 stop24h 30m

Singapore Changi

Mon 5/11

9:00 pm-2:40 pm

1 stop29h 40m

$934

BostonSingapore

BOS - SIN

BOSSIN

Boston Logan Intl

Sun 5/3

4:25 pm-9:40 am

1 stop29h 15m

Singapore Changi

Wed 5/13

9:00 pm-2:40 pm

1 stop29h 40m

$944

BostonSingapore

BOS - SIN

BOSSIN

Boston Logan Intl

Mon 5/25

4:25 pm-9:40 am

1 stop29h 15m

Singapore Changi

Mon 6/1

9:00 pm-2:40 pm

1 stop29h 40m

$948

BostonSingapore

BOS - SIN

BOSSIN

Boston Logan Intl

Tue 5/12

4:25 pm-9:40 am

1 stop29h 15m

Singapore Changi

Fri 5/29

9:00 pm-2:40 pm

1 stop29h 40m

$957

BostonSingapore

BOS - SIN

BOSSIN

Boston Logan Intl

Tue 5/19

4:25 pm-9:40 am

1 stop29h 15m

Singapore Changi

Wed 6/10

9:00 pm-2:40 pm

1 stop29h 40m

$968

BostonSingapore

BOS - SIN

BOSSIN

Boston Logan Intl

Mon 5/18

4:25 pm-9:40 am

1 stop29h 15m

Singapore Changi

Wed 6/10

9:00 pm-2:40 pm

1 stop29h 40m

$970

BostonSingapore

BOS - SIN

BOSSIN

Boston Logan Intl

Wed 5/27

4:25 pm-9:40 am

1 stop29h 15m

Singapore Changi

Sat 7/11

9:00 pm-2:40 pm

1 stop29h 40m

$973

BostonSingapore

BOS - SIN

BOSSIN

Boston Logan Intl

Mon 5/18

4:25 pm-9:40 am

1 stop29h 15m

Singapore Changi

Wed 6/10

9:00 pm-2:40 pm

1 stop29h 40m

$979

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 $919. 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 $921.

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 $1,155 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 $907 on momondo.

Can stopping save me money on Boston to Singapore flights?

You could potentially save up to 11% 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 April 2026, prices for Boston to Singapore flights are approximately 16% 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 50m

Direct flights

None
The fastest flight from Boston to Singapore takes 22h 50m
There are no direct flights from Boston to Singapore. There are no popular flight routes from Boston to Singapore.
Search flight deals

Frequently asked questions about flying from Boston to Singapore

  • 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 50m.

  • 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 $740Free CancellationRating
7.3
4,304 reviews
Search Turkish Airlines flights
Korean AirPriceFrom $764Free CancellationRating
8.4
1,204 reviews
Search Korean Air flights
Etihad AirwaysPriceFrom $786Free CancellationRating
7.3
1,430 reviews
Search Etihad Airways flights
Cathay PacificPriceFrom $789Free CancellationRating
7.6
1,275 reviews
Search Cathay Pacific flights
United AirlinesPriceFrom $826Free CancellationRating
7.4
9,581 reviews
Search United Airlines flights
Japan AirlinesPriceFrom $828Free CancellationRating
8.3
1,779 reviews
Search Japan Airlines flights
DeltaPriceFrom $902Free CancellationRating
7.9
8,408 reviews
Search Delta flights
Qatar AirwaysPriceFrom $957Free CancellationRating
7.4
3,728 reviews
Search Qatar Airways flights
JetBluePriceFrom $1,015Free CancellationRating
7.2
2,931 reviews
Search JetBlue flights
EmiratesPriceFrom $1,177Free CancellationRating
8.1
3,559 reviews
Search Emirates 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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Find better results for your trip to Singapore

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
Korean Air
Turkish Airlines
JetBlue
Qatar Airways
Delta
Emirates
Japan Airlines
Etihad Airways