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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 8/27. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Boston to Singapore

Cheap round-trip flights

Enter your travel dates to find the best prices.
Turkish Airlines Logo
8:00 pm - 8:45 am
BOS
-
SIN
23h 45m
1 stop
Turkish Airlines Logo
11:35 am - 7:05 pm
SIN
-
BOS
43h 30m
1 stop
$968Turkish Airlines
Thu, Jan 14 - Mon, Mar 15
Turkish Airlines Logo
8:00 pm - 9:55 am
BOS
-
SIN
24h 55m
1 stop
Turkish Airlines Logo
11:35 am - 7:05 pm
SIN
-
BOS
43h 30m
1 stop
$968Turkish Airlines
Sat, Jan 9 - Wed, Mar 17
United Airlines Logo
9:20 am - 6:15 am
BOS
-
SIN
32h 55m
1 stop
United Airlines Logo
8:45 am - 11:59 pm
SIN
-
BOS
27h 14m
2 stops
$973United Airlines
Tue, Aug 25 - Tue, Sep 1
United Airlines Logo
7:45 am - 6:15 am
BOS
-
SIN
34h 30m
1 stop
United Airlines Logo
8:45 am - 9:02 pm
SIN
-
BOS
24h 17m
1 stop
$973United Airlines
Tue, Aug 25 - Tue, Sep 1
Multiple Airlines Logo
4:40 pm - 9:40 am
BOS
-
SIN
29h 00m
1 stop
Multiple Airlines Logo
7:00 am - 9:26 pm
SIN
-
BOS
26h 26m
2 stops
$974Multiple Airlines
Tue, Sep 1 - Tue, Sep 8
Korean Air Logo
11:00 am - 12:10 am
BOS
-
SIN
24h 10m
1 stop
Korean Air Logo
10:40 am - 9:40 am
SIN
-
BOS
35h 00m
1 stop
$975Korean Air
Wed, Jan 13 - Tue, Mar 16
Air Canada Logo
10:40 am - 5:15 am
BOS
-
SIN
30h 35m
2 stops
Air Canada Logo
6:15 am - 2:41 pm
SIN
-
BOS
44h 26m
2 stops
$975Air Canada
Thu, Aug 27 - Fri, Sep 11
Korean Air Logo
11:00 am - 8:25 pm
BOS
-
SIN
44h 25m
1 stop
Korean Air Logo
1:35 am - 6:27 pm
SIN
-
BOS
28h 52m
2 stops
$976Korean Air
Mon, Jan 11 - Sun, Mar 14
Air Canada Logo
11:10 am - 7:00 am
BOS
-
SIN
30h 50m
2 stops
Air Canada Logo
8:40 am - 9:58 am
SIN
-
BOS
38h 18m
2 stops
$978Air Canada
Thu, Nov 5 - Sat, Nov 14
Multiple Airlines Logo
4:25 pm - 9:40 am
BOS
-
SIN
29h 15m
1 stop
Multiple Airlines Logo
6:35 am - 9:28 pm
SIN
-
BOS
27h 53m
2 stops
$1,013Multiple Airlines
Tue, Oct 20 - Tue, Feb 9

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Delta flights from Boston to Singapore

Our best Delta deals on Boston to Singapore flight tickets
Delta
Aug 30
BOS6:45 pmBoston Logan Intl
41h 10m
2 stops
SIN11:55 pmSingapore Changi
Sep 14
SIN7:30 amSingapore Changi
28h 59m
2 stops
BOS12:29 amBoston Logan Intl
$979
Delta
Jan 13
BOS11:15 amBoston Logan Intl
44h 10m
2 stops
SIN8:25 pmSingapore Changi
Mar 15
SIN10:40 amSingapore Changi
26h 18m
2 stops
BOS12:58 amBoston Logan Intl
$986
Delta
Sep 4
BOS6:18 pmBoston Logan Intl
41h 37m
2 stops
SIN11:55 pmSingapore Changi
Sep 21
SIN10:00 pmSingapore Changi
33h 46m
2 stops
BOS7:46 pmBoston Logan Intl
$1,056

United Airlines flights from Boston to Singapore

Our best United Airlines deals on Boston to Singapore flight tickets
United Airlines
Aug 25
BOS7:45 amBoston Logan Intl
34h 30m
1 stop
SIN6:15 amSingapore Changi
Sep 1
SIN8:45 amSingapore Changi
24h 17m
1 stop
BOS9:02 pmBoston Logan Intl
$973
United Airlines
Oct 20
BOS8:00 amBoston Logan Intl
34h 40m
2 stops
SIN6:40 amSingapore Changi
Nov 11
SIN10:10 amSingapore Changi
24h 14m
1 stop
BOS9:24 pmBoston Logan Intl
$982
United Airlines
Sep 15
BOS7:44 amBoston Logan Intl
34h 31m
1 stop
SIN6:15 amSingapore Changi
Sep 22
SIN8:45 amSingapore Changi
27h 14m
2 stops
BOS11:59 pmBoston Logan Intl
$987

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 July 29, 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

Thu 1/14

8:00 pm-8:45 am

1 stop23h 45m

Singapore Changi

Mon 3/15

11:35 am-7:05 pm

1 stop43h 30m

$968

BostonSingapore

BOS - SIN

BOSSIN

Boston Logan Intl

Sat 1/9

8:00 pm-9:55 am

1 stop24h 55m

Singapore Changi

Wed 3/17

11:35 am-7:05 pm

1 stop43h 30m

$968

BostonSingapore

BOS - SIN

BOSSIN

Boston Logan Intl

Tue 8/25

9:20 am-6:15 am

1 stop32h 55m

Singapore Changi

Tue 9/1

8:45 am-11:59 pm

2 stops27h 14m

$973

BostonSingapore

BOS - SIN

BOSSIN

Boston Logan Intl

Tue 8/25

7:45 am-6:15 am

1 stop34h 30m

Singapore Changi

Tue 9/1

8:45 am-9:02 pm

1 stop24h 17m

$973
Quickest round-trip

BostonSingapore

BOS - SIN

BOSSIN

Boston Logan Intl

Tue 9/1

4:40 pm-9:40 am

1 stop29h 00m

Singapore Changi

Tue 9/8

7:00 am-9:26 pm

2 stops26h 26m

$974

BostonSingapore

BOS - SIN

BOSSIN

Boston Logan Intl

Wed 1/13

11:00 am-12:10 am

1 stop24h 10m

Singapore Changi

Tue 3/16

10:40 am-9:40 am

1 stop35h 00m

$975

BostonSingapore

BOS - SIN

BOSSIN

Boston Logan Intl

Thu 8/27

10:40 am-5:15 am

2 stops30h 35m

Singapore Changi

Fri 9/11

6:15 am-2:41 pm

2 stops44h 26m

$975

BostonSingapore

BOS - SIN

BOSSIN

Boston Logan Intl

Mon 1/11

11:00 am-8:25 pm

1 stop44h 25m

Singapore Changi

Sun 3/14

1:35 am-6:27 pm

2 stops28h 52m

$976

BostonSingapore

BOS - SIN

BOSSIN

Boston Logan Intl

Thu 11/5

11:10 am-7:00 am

2 stops30h 50m

Singapore Changi

Sat 11/14

8:40 am-9:58 am

2 stops38h 18m

$978

BostonSingapore

BOS - SIN

BOSSIN

Boston Logan Intl

Tue 10/20

4:25 pm-9:40 am

1 stop29h 15m

Singapore Changi

Tue 2/9

6:35 am-9:28 pm

2 stops27h 53m

$1,013

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 cheapest month to fly to Singapore?

The month of April is, on average, the cheapest month to fly to Singapore from Boston, with most prices found around $891. If you aren’t able to travel to Singapore during the month of April, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $946.

How far in advance should I book a flight from Boston 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 $1,167 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 $973 on momondo.

Can stopping save me money on Boston to Singapore flights?

You could potentially save up to 13% on your flight if you consider stops on a Boston to Singapore flight.

Cheap Boston to Singapore flight deals and tips

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

Fastest flight time

23h 05m

Direct flights

None
The fastest flight from Boston to Singapore takes 23h 05m
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

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

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

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

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

    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.

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

    The necessary travel and health documents for your Singapore 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.

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
7.4
4,455 reviews
Search Turkish Airlines flights
Korean AirPriceFrom $764Free CancellationRating
8.4
1,221 reviews
Search Korean Air flights
Etihad AirwaysPriceFrom $786Free CancellationRating
7.3
1,494 reviews
Search Etihad Airways flights
Cathay PacificPriceFrom $787Free CancellationRating
7.6
1,433 reviews
Search Cathay Pacific flights
United AirlinesPriceFrom $826Free CancellationRating
7.4
10,052 reviews
Search United Airlines flights
Japan AirlinesPriceFrom $828Free CancellationRating
8.3
1,884 reviews
Search Japan Airlines flights
Air CanadaPriceFrom $945Free CancellationRating
7.1
11,404 reviews
Search Air Canada flights
Qatar AirwaysPriceFrom $957Free CancellationRating
7.3
3,743 reviews
Search Qatar Airways flights
JetBluePriceFrom $1,015Free CancellationRating
7.1
3,023 reviews
Search JetBlue flights
EmiratesPriceFrom $1,029Free CancellationRating
8.1
3,640 reviews
Search Emirates flights

Why use momondo?

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

Finding the right flight to Singapore from Boston is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Singapore quick and easy, saving you time and money.

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

All flight searches from Boston to Singapore on momondo can be filtered to show those which offer flexible booking policies.

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

Once all potential Boston to Singapore flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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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