Cheap Flights from Boston (BOS) to Singapore (SIN)

View AU$676 flight on Fri, 15 Aug. 2025Opens in a new window

Popular airlines from Logan International Airport (BOS) to Changi Airport (SIN)

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Cheap Flights from Boston (BOS) to Singapore (SIN)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Thu, 11 Sep. - Thu, 25 Sep.
BOS
Boston
SIN
Singapore
AU$1,259 Return, found 4 days ago
AU$1,259
Return
found 4 days ago
Select United flight, departing Thu, 11 Sep. from Boston to Singapore, returning Thu, 25 Sep., priced at AU$1,259 found 4 days ago
Turkish Airlines
Thu, 11 Sep. - Thu, 25 Sep.
BOS
Boston
SIN
Singapore
AU$1,268 Return, found 4 days ago
AU$1,268
Return
found 4 days ago
Select Turkish Airlines flight, departing Thu, 11 Sep. from Boston to Singapore, returning Thu, 25 Sep., priced at AU$1,268 found 4 days ago
Air Canada
Sun, 5 Oct. - Sun, 12 Oct.
BOS
Boston
SIN
Singapore
AU$1,311 Return, found 2 days ago
AU$1,311
Return
found 2 days ago
Select Air Canada flight, departing Sun, 5 Oct. from Boston to Singapore, returning Sun, 12 Oct., priced at AU$1,311 found 2 days ago
Cathay Pacific
Thu, 11 Sep. - Thu, 25 Sep.
BOS
Boston
SIN
Singapore
AU$1,322 Return, found 4 days ago
AU$1,322
Return
found 4 days ago
Select Cathay Pacific flight, departing Thu, 11 Sep. from Boston to Singapore, returning Thu, 25 Sep., priced at AU$1,322 found 4 days ago
United
Thu, 11 Sep. - Thu, 25 Sep.
BOS
Boston
SIN
Singapore
AU$1,350 Return, found 4 days ago
AU$1,350
Return
found 4 days ago
Select United flight, departing Thu, 11 Sep. from Boston to Singapore, returning Thu, 25 Sep., priced at AU$1,350 found 4 days ago
Cathay Pacific
Sun, 5 Oct. - Sun, 12 Oct.
BOS
Boston
SIN
Singapore
AU$1,384 Return, found 2 days ago
AU$1,384
Return
found 2 days ago
Select Cathay Pacific flight, departing Sun, 5 Oct. from Boston to Singapore, returning Sun, 12 Oct., priced at AU$1,384 found 2 days ago
United
Sun, 5 Oct. - Sun, 12 Oct.
BOS
Boston
SIN
Singapore
AU$1,386 Return, found 2 days ago
AU$1,386
Return
found 2 days ago
Select United flight, departing Sun, 5 Oct. from Boston to Singapore, returning Sun, 12 Oct., priced at AU$1,386 found 2 days ago
Etihad Airways
Thu, 11 Sep. - Thu, 25 Sep.
BOS
Boston
SIN
Singapore
AU$1,387 Return, found 4 days ago
AU$1,387
Return
found 4 days ago
Select Etihad Airways flight, departing Thu, 11 Sep. from Boston to Singapore, returning Thu, 25 Sep., priced at AU$1,387 found 4 days ago
Turkish Airlines
Sun, 5 Oct. - Sun, 12 Oct.
BOS
Boston
SIN
Singapore
AU$1,388 Return, found 2 days ago
AU$1,388
Return
found 2 days ago
Select Turkish Airlines flight, departing Sun, 5 Oct. from Boston to Singapore, returning Sun, 12 Oct., priced at AU$1,388 found 2 days ago
Cathay Pacific
Sun, 5 Oct. - Sun, 12 Oct.
BOS
Boston
SIN
Singapore
AU$1,449 Return, found 2 days ago
AU$1,449
Return
found 2 days ago
Select Cathay Pacific flight, departing Sun, 5 Oct. from Boston to Singapore, returning Sun, 12 Oct., priced at AU$1,449 found 2 days ago

Find the cheapest month to fly from Boston (BOS) to Singapore (SIN)

March is typically the cheapest month to fly

From AU$1,222 - AU$3,337 per traveller.

Graph displaying average flight prices per month

Flight from Boston to Singapore route information
Origin airport
Logan Intl.
Destination airport
Changi
Return price
AU$1,259
Distance
15039 km

Your quick guide to flights from Boston to Singapore

Pick up great flights from Boston to Singapore

With Expedia, you have your pick of flights a day with 20 airlines covering flights from Boston to Singapore. Whether you’re on a business trip, a family holiday or a luxury break, just enter your travel dates, hit search then check out your choice of flights. Select from return, one way or multi-city flights, and use the advance search tool if you want a direct or refundable flight. You can narrow your search to show you just your preferred cabin class and airline, too. It’s all easy. You can book direct flights from Boston to Singapore that take around hours.

Find cheap flights from Boston to Singapore

From the great flight deals with prices currently ranging from AU$1,259 to AU$1,449, you can choose to see the cheapest flights first. Generally, you can book the cheapest flights from Boston to Singapore around 4 to 6 weeks in advance. If your travel dates are flexible, try to avoid weekends and peak seasons – when you are more likely to grab the lowest prices. Even last minute, there are some impressive deals. The cheapest time to fly to Singapore is normally in September.

Reasons to book your flight from Boston to Singapore with Expedia

Expedia makes it easy to find, book, and travel, with everything you need all in one place. When you enter your travel details, find fantastic deals just for you on flight tickets from Boston to Singapore across all the main airline carriers, so you can save time, dollars, and hassle finding the perfect flight. If you think your plans could change, choose refundable flights so any changes won’t cost you more. Book your flight to Singapore right now and, if you join Expedia Rewards, you earn points this time and every time you travel with Expedia.

Frequently asked questions

How much is a flight from Logan Intl. Airport (BOS) to Changi Airport (SIN)?
The lowest price advertised for a round-trip journey from BOS to Changi Airport (SIN) is AU$1,259. But you better act quick. This price is taken from fares available within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from BOS to Changi Airport (SIN)?
We understand that circumstances change unexpectedly, so we've made it as easy as possible for you to cancel your flight online. Just visit the Customer Service Portal and follow the instructions.
How do I find cheap flights from Logan Intl. Airport to Changi Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Logan Intl. Airport (BOS) to Changi Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Logan Intl. Airport (BOS) to Singapore Airport?
You'll have 15 100 kilometres to cover on the long-haul Boston to Singapore route. Dress in comfy clothes and consider taking a pair of noise-cancelling headphones.
Which airlines fly direct from BOS to SIN?
Flying nonstop between Logan Intl. Airport (BOS) and Changi Airport (SIN) isn't possible at the moment. However, you'll still be able to book a flight to Singapore with at least one stop.
Are BOS to SIN flight tickets cheaper when they're purchased at the last minute?
Airline tickets from Logan Intl. Airport to Singapore Airport are available up to 12 months before departure on Expedia. And although you may occasionally nab a great last-minute deal, it's never something you can count on. Also, booking your flights well in advance means you'll have more options — and you can avoid getting stuck in the dreaded middle seat! We regularly update our fares to bring you the biggest bargains, so check back often for all the latest specials.

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