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Cheap flights from Boston to Singapore from $455

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 3/8. 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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Find the cheapest flights from Boston to Singapore

Cheap round-trip flights

These are some of the best round-trip flight deals from Boston to Singapore that have been recently found on momondo from popular airlines, departing in the coming months.
9:00 pm - 8:45 amBOS-SIN
23h 45m1 stop
10:25 am - 7:05 pmSIN-BOS
44h 40m1 stop
$765Turkish Airlines
Find Deal
mar., mars 18 - mar., mars 25
9:00 pm - 5:35 pmBOS-SIN
32h 35m1 stop
10:25 am - 7:05 pmSIN-BOS
44h 40m1 stop
$783Turkish Airlines
Find Deal
dim., mars 9 - mar., mars 25
1:40 am - 3:25 pmBOS-SIN
25h 45m1 stop
1:50 am - 11:00 pmSIN-BOS
33h 10m1 stop
$913Cathay Pacific
Find Deal
lun., avr. 28 - lun., mai 5
1:30 am - 8:10 pmBOS-SIN
30h 40m1 stop
8:15 pm - 11:00 pmSIN-BOS
38h 45m1 stop
$957Cathay Pacific
Find Deal
lun., mars 17 - mar., mars 25
9:45 pm - 2:55 pmBOS-SIN
29h 10m1 stop
3:10 am - 3:05 pmSIN-BOS
23h 55m1 stop
$970Qatar Airways
Find Deal
mar., avr. 29 - lun., mai 5
10:15 pm - 8:45 amBOS-SIN
22h 30m1 stop
3:15 am - 2:55 pmSIN-BOS
23h 40m1 stop
$1,014Qatar Airways
Find Deal
dim., mars 9 - lun., mars 24
1:15 pm - 12:50 amBOS-SIN
23h 35m1 stop
2:20 am - 11:14 pmSIN-BOS
32h 54m2 stops
$1,035Japan Airlines
Find Deal
mar., mars 11 - mar., mars 25
7:39 pm - 12:50 amBOS-SIN
41h 11m2 stops
8:05 am - 6:05 pmSIN-BOS
22h 00m1 stop
$1,041Japan Airlines
Find Deal
lun., mars 24 - ven., avr. 11
5:45 am - 8:15 pmBOS-SIN
26h 30m1 stop
10:10 am - 11:50 pmSIN-BOS
25h 40m2 stops
$1,193United Airlines
Find Deal
jeu., mars 13 - jeu., mars 27
5:30 pm - 6:45 amBOS-SIN
25h 15m1 stop
9:00 am - 12:58 amSIN-BOS
27h 58m3 stops
$1,197United Airlines
Find Deal
lun., avr. 7 - lun., avr. 14

Turkish Airlines flights from Boston to Singapore

Our best Turkish Airlines deals on Boston to Singapore flight tickets
Turkish Airlines
Mar 18
BOS9:00 pmBoston Logan Intl
23h 45m
1 stop
SIN8:45 amSingapore Changi
Mar 25
SIN10:25 amSingapore Changi
44h 40m
1 stop
BOS7:05 pmBoston Logan Intl
Turkish Airlines
Mar 9
BOS9:00 pmBoston Logan Intl
32h 35m
1 stop
SIN5:35 pmSingapore Changi
Mar 25
SIN10:25 amSingapore Changi
44h 40m
1 stop
BOS7:05 pmBoston Logan Intl
Turkish Airlines
Mar 9
BOS9:00 pmBoston Logan Intl
23h 45m
1 stop
SIN8:45 amSingapore Changi
Mar 20
SIN10:25 amSingapore Changi
44h 40m
1 stop
BOS7:05 pmBoston Logan Intl

Cathay Pacific flights from Boston to Singapore

Our best Cathay Pacific deals on Boston to Singapore flight tickets
Cathay Pacific
Apr 28
BOS1:40 amBoston Logan Intl
25h 45m
1 stop
SIN3:25 pmSingapore Changi
May 5
SIN1:50 amSingapore Changi
33h 10m
1 stop
BOS11:00 pmBoston Logan Intl
Cathay Pacific
Mar 17
BOS1:30 amBoston Logan Intl
30h 40m
1 stop
SIN8:10 pmSingapore Changi
Mar 25
SIN8:15 pmSingapore Changi
38h 45m
1 stop
BOS11:00 pmBoston Logan Intl
Cathay Pacific
Mar 17
BOS1:30 amBoston Logan Intl
26h 50m
2 stops
SIN4:20 pmSingapore Changi
Mar 25
SIN8:15 pmSingapore Changi
38h 45m
1 stop
BOS11:00 pmBoston Logan Intl

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 September is, on average, the cheapest month to fly to Singapore from Boston, with most prices found around $985. If you aren’t able to travel to Singapore during the month of September, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $992.

What is the cheapest day to depart on your flight to Singapore?

The cheapest day to depart from Boston to Singapore is on a Wednesday when prices can be found for as low as $1,169. The most expensive day to fly to Singapore is Sunday, with ticket prices averaging around $1,365.

What is the cheapest time of day to depart on your flight to Singapore?

In the afternoon is the cheapest time of day to fly from Boston to Singapore when you can find flight prices for as low as $1,214. Flying to Singapore in the afternoon is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $1,281 on average. Flights to Singapore from Boston in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

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 5 weeks ahead of your departure date. In general, you can expect to find flights to Singapore for around $1,208 when searching 5 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 $1,053 on momondo.

How have Boston to Singapore flight prices changed over time?

As of February 2025, prices for Boston to Singapore flights are approximately 14% 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

Best Price Found

$455

Fastest flight time

21h 20m

Direct flights

None

Airports in Singapore

1 airport
The best one-way flight to Singapore from Boston in the past 72 hours is $455. The best round-trip flight deal from Boston to Singapore found on momondo in the last 72 hours is $765.
The fastest flight from Boston to Singapore takes 21h 20m
There are no direct flights from Boston to Singapore. Popular non-direct route for this connection is Boston Logan Intl Airport - Singapore Changi Airport.
There is 1 airport near Singapore: Singapore Changi (SIN)

  • 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 21h 20m.

  • 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 $761Free CancellationRating
7.3
3,825 reviews
Search Turkish Airlines flights
Cathay PacificPriceFrom $854Free CancellationRating
7.5
821 reviews
Search Cathay Pacific flights
Japan AirlinesPriceFrom $877Free CancellationRating
8.3
1,440 reviews
Search Japan Airlines flights
Korean AirPriceFrom $889Free CancellationRating
8.4
1,036 reviews
Search Korean Air flights
American AirlinesPriceFrom $897Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
Qatar AirwaysPriceFrom $966Free CancellationRating
7.4
3,609 reviews
Search Qatar Airways flights
United AirlinesPriceFrom $985Free CancellationRating
7.4
8,754 reviews
Search United Airlines flights
JetBluePriceFrom $1,049Free CancellationRating
7.4
3,069 reviews
Search JetBlue flights
DeltaPriceFrom $1,058Free CancellationRating
8.0
8,203 reviews
Search Delta flights
EmiratesPriceFrom $1,061Free CancellationRating
8.1
3,276 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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