HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Singapore

$352+ Cheap flights from Boston (BOS) to Singapore

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/21. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — SIN
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Boston to Singapore with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Boston to Singapore

Keep the following information in mind while searching for Boston to Singapore flight deals. Data was last updated September 15, 2025.

Round-trip from

$729
(FlightHub)

One-way from

$352
(Trip.com)

Popular in

December

Cheapest in

November

Average price

$973
From Boston Logan Intl to Singapore
Search Deals
One-way flight from Boston Logan Intl to Singapore
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($129 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($77 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

Find flight deals from Boston to Singapore

Cheapest flights from Boston to Singapore
Explore the most affordable flight options available from Boston to Singapore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This FlightHub deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/138:00 pmBOS - SIN
1 stop32h 35mTurkish Airlines
Thu 11/2010:25 amSIN - BOS
1 stop44h 40mTurkish Airlines
Deal found 9/13$729
This FlightHub deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/219:35 pmBOS - SIN
1 stop32h 20mTurkish Airlines
Tue 11/1811:25 pmSIN - BOS
1 stop31h 40mTurkish Airlines
Deal found 9/14$738
This FlightHub deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/59:35 pmBOS - SIN
1 stop23h 10mTurkish Airlines
Thu 10/305:25 amSIN - BOS
1 stop25h 40mTurkish Airlines
Deal found 9/13$766
This CrystalTravel deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/224:30 pmBOS - SIN
1 stop29h 10mEtihad Airways
Tue 9/309:10 pmSIN - BOS
1 stop29h 45mEtihad Airways
Deal found 9/14$776
This CrystalTravel deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/174:30 pmBOS - SIN
1 stop29h 10mEtihad Airways
Sun 10/129:10 pmSIN - BOS
1 stop29h 45mEtihad Airways
Deal found 9/13$783
This FlightHub deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/118:00 pmBOS - SIN
1 stop23h 45mTurkish Airlines
Mon 11/1711:40 amSIN - BOS
1 stop43h 25mTurkish Airlines
Deal found 9/14$785
This FlightHub deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/208:00 pmBOS - SIN
1 stop23h 45mTurkish Airlines
Tue 12/211:25 pmSIN - BOS
1 stop31h 40mTurkish Airlines
Deal found 9/13$802
This FlightHub deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/279:00 pmBOS - SIN
1 stop32h 35mTurkish Airlines
Sun 11/211:25 pmSIN - BOS
1 stop31h 40mTurkish Airlines
Deal found 9/13$803
This Vliegwinkel deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Vliegwinkel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/69:35 pmBOS - SIN
1 stop32h 20mTurkish Airlines
Tue 10/2111:10 pmSIN - BOS
1 stop32h 30mTurkish Airlines
Deal found 9/13$804
This Turkish Airlines deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/299:00 pmBOS - SIN
1 stop25h 00mTurkish Airlines
Wed 11/511:25 pmSIN - BOS
1 stop31h 40mTurkish Airlines
Deal found 9/14$821
This FlightHub deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/299:35 pmBOS - SIN
1 stop32h 20mTurkish Airlines
Fri 10/2411:10 pmSIN - BOS
1 stop32h 30mTurkish Airlines
Deal found 9/13$822

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated September 15, 2025.
Use the filters below to find and compare flights from Boston to Singapore that are best for you.

Fly from

Boston

Fly to

Singapore

Route

Depart

Return

Price

BostonSingapore

BOS - SIN

BOSSIN

Boston Logan Intl

Wed 10/29

9:00 pm-10:00 am

1 stop25h 00m

Singapore Changi

Wed 11/5

11:25 pm-6:05 pm

1 stop31h 40m

$821

BostonSingapore

BOS - SIN

BOSSIN

Boston Logan Intl

Wed 11/12

8:00 pm-10:00 am

1 stop25h 00m

Singapore Changi

Wed 11/19

11:25 pm-6:05 pm

1 stop31h 40m

$834

BostonSingapore

BOS - SIN

BOSSIN

Boston Logan Intl

Thu 11/13

8:00 pm-5:35 pm

1 stop32h 35m

Singapore Changi

Fri 11/21

11:40 am-6:05 pm

1 stop43h 25m

$834

BostonSingapore

BOS - SIN

BOSSIN

Boston Logan Intl

Thu 11/13

8:00 pm-5:35 pm

1 stop32h 35m

Singapore Changi

Wed 11/19

11:25 pm-6:05 pm

1 stop31h 40m

$834

BostonSingapore

BOS - SIN

BOSSIN

Boston Logan Intl

Mon 11/10

8:00 pm-5:35 pm

1 stop32h 35m

Singapore Changi

Wed 11/19

11:25 pm-6:05 pm

1 stop31h 40m

$834

BostonSingapore

BOS - SIN

BOSSIN

Boston Logan Intl

Mon 9/29

8:47 pm-6:25 pm

2 stops33h 38m

Singapore Changi

Tue 10/14

8:40 pm-11:02 am

2 stops26h 22m

$835

BostonSingapore

BOS - SIN

BOSSIN

Boston Logan Intl

Wed 10/1

7:08 pm-6:25 pm

2 stops35h 17m

Singapore Changi

Mon 10/6

8:40 pm-8:17 am

1 stop23h 37m

$835

BostonSingapore

BOS - SIN

BOSSIN

Boston Logan Intl

Thu 10/2

6:00 am-6:25 pm

1 stop24h 25m

Singapore Changi

Sun 10/5

11:05 am-12:50 am

2 stops49h 45m

$841

BostonSingapore

BOS - SIN

BOSSIN

Boston Logan Intl

Mon 3/9

9:00 pm-10:00 am

1 stop25h 00m

Singapore Changi

Thu 3/12

11:25 pm-7:05 pm

1 stop31h 40m

$844

BostonSingapore

BOS - SIN

BOSSIN

Boston Logan Intl

Sat 11/15

8:00 pm-8:45 am

1 stop23h 45m

Singapore Changi

Thu 11/20

11:25 pm-6:05 pm

1 stop31h 40m

$884

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/13

Showing 1-10 of 20 results
1
2

Best time to book a flight from Boston to Singapore

Have a flexible travel schedule? Discover the best time to fly to Singapore from Boston with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Boston to Singapore

What is the cheapest month to book a flight from Boston to Singapore?

Currently, October is the cheapest month in which you can book a flight from Boston to Singapore (average of $1,002). Flying from Boston to Singapore in December is currently the most expensive (average of $1,665). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from BOS to SG?

Find hourly flight availability from Boston to Singapore. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 15, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Boston to Singapore as you normally would.

Reviews of airlines servicing Singapore

Get insights into the airlines that provide service to Singapore. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Singapore. Reviews last updated September 15, 2025.
Peruse reviews from past customers who have flown with Japan Airlines, Cathay Pacific, and Qatar Airways from Boston to Singapore to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Japan Airlines
8.3
Very good
1,559 reviews

Entertainment

7.8

Crew

8.7

Comfort

8.2

Overall

8.3

Food

7.7

Boarding

8.4

Reviews

1 / 20
10.0
Excellent

Brian,Sep 2025

HNL - NRT

Extremely fast boarding. Great food. Polite flight attendants. Leg space in regular economy is the largest I have experienced.
Japan Airlines
8.3
Very good
1,559 reviews
Japan Airlines
8.3
Very good
1,559 reviews

Entertainment

7.8

Crew

8.7

Comfort

8.2

Overall

8.3

Food

7.7

Boarding

8.4

Reviews

1 / 20
10.0
Excellent

Brian,Sep 2025

HNL - NRT

Extremely fast boarding. Great food. Polite flight attendants. Leg space in regular economy is the largest I have experienced.
Cathay Pacific
7.6
Good
993 reviews
Japan Airlines
8.3
Very good
1,559 reviews

Entertainment

7.8

Crew

8.7

Comfort

8.2

Overall

8.3

Food

7.7

Boarding

8.4

Reviews

1 / 20
10.0
Excellent

Brian,Sep 2025

HNL - NRT

Extremely fast boarding. Great food. Polite flight attendants. Leg space in regular economy is the largest I have experienced.
Qatar Airways
7.4
Good
3,624 reviews
Japan Airlines
8.3
Very good
1,559 reviews

Entertainment

7.8

Crew

8.7

Comfort

8.2

Overall

8.3

Food

7.7

Boarding

8.4

Reviews

1 / 20
10.0
Excellent

Brian,Sep 2025

HNL - NRT

Extremely fast boarding. Great food. Polite flight attendants. Leg space in regular economy is the largest I have experienced.
United Airlines
7.4
Good
8,929 reviews
Japan Airlines
8.3
Very good
1,559 reviews

Entertainment

7.8

Crew

8.7

Comfort

8.2

Overall

8.3

Food

7.7

Boarding

8.4

Reviews

1 / 20
10.0
Excellent

Brian,Sep 2025

HNL - NRT

Extremely fast boarding. Great food. Polite flight attendants. Leg space in regular economy is the largest I have experienced.
Turkish Airlines
7.3
Good
3,968 reviews
Japan Airlines
8.3
Very good
1,559 reviews

Entertainment

7.8

Crew

8.7

Comfort

8.2

Overall

8.3

Food

7.7

Boarding

8.4

Reviews

1 / 20
10.0
Excellent

Brian,Sep 2025

HNL - NRT

Extremely fast boarding. Great food. Polite flight attendants. Leg space in regular economy is the largest I have experienced.

Related info for your journey

Find useful and relevant information for your journey from Boston to Singapore. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Boston to Singapore?

    Most people fly from Boston Logan Intl (BOS) if they book a flight from Boston to Singapore. Boston Logan Intl is conveniently located just 2.6 mi from Boston’s city center.

  • How long is the flight from Boston to Singapore?

    For as low as $821, Turkish Airlines can have you in Singapore from Boston in 25h. Airlines will cover a distance of 9393 mi.

  • What are the cheapest airlines to fly from Boston to Singapore one-way?

    One-way options have recently been found by users for as low as $438 on IndiGo. Other airlines that offer cheap prices include Turkish Airlines from $441 and United Airlines from $457 one-way.

  • Can I find deals for flights from Boston to Singapore that include hotel bookings?

    Yes. In addition to deals on Boston to Singapore flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Boston to Singapore?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Boston to Singapore.

  • Can I find deals for business class flights from Boston to Singapore?

    Yes. Cheapflights offers flight deals from Boston to Singapore by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Boston to Singapore?

    Currently, October is the cheapest month in which you can book a flight from Boston to Singapore (average of $1,002). Flying from Boston to Singapore in December is currently the most expensive (average of $1,665). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Boston to Singapore

See prices for flight routes from nearby airports that may be better suited for you.
Boston to Narita flights
Boston to Haneda flights
Boston to Suvarnabhumi flights
Boston to New Delhi flights
Boston to Mumbai flights
Boston to Incheon Intl flights
Boston to Tbilisi flights
Boston to Hongqiao Intl flights
Boston to Taiwan Taoyuan Intl flights
Boston to Ho Chi Minh City flights
Boston to Pu Dong flights
Boston to Capital flights
Boston to Ahmedabad flights
Boston to Manila flights
Boston to Bangalore flights
Boston to Sung Shan flights
Boston to Beijing Daxing Intl flights
Boston to Hyderabad flights
Boston to Chennai flights
Boston to Guangzhou flights
Boston to Hanoi flights
Boston to Kathmandu flights
Hartford to Narita flights
Boston to Chengdu flights
Boston to Singapore flights
Hartford to Haneda flights
Boston to Lahore flights
Boston to Hong Kong flights
Boston to Shenzhen flights
Boston to Gimpo Intl flights
Boston to Denpasar flights
Boston to Kansai Intl flights
Boston to Kolkata flights
Boston to Cochin flights
Boston to Itami flights
Boston to Don Mueang Intl flights
Boston to Kuala Lumpur Intl flights
Boston to Phuket City flights
Boston to Malé flights
Boston to Dhaka flights
Boston to Phnom Penh flights
Boston to Soekarno-Hatta Intl flights
Boston to Da Nang flights
Boston to Kobe flights
Boston to Karachi flights
Boston to Cebu City flights
Hartford to Suvarnabhumi flights
Boston to Colombo flights
Albany to Narita flights
Boston to Nanjing flights

Top 10 airlines flying from Boston to Singapore

Discover the top 10 airlines that operate flights from Boston to Singapore. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
Turkish AirlinesCheapest$766Average$924FlexibilityNo cancel feeOn-time77%
Korean AirCheapest$819Average$1,011FlexibilityNo cancel feeOn-time81%
Air CanadaCheapest$832Average$1,776FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$839Average$1,378FlexibilityNo cancel feeOn-time69%
Cathay PacificCheapest$854Average$1,073FlexibilityNo cancel feeOn-time72%
Japan AirlinesCheapest$871Average$1,016FlexibilityNo cancel feeOn-time79%
American AirlinesCheapest$897Average$1,026FlexibilityNo cancel feeOn-time71%
DeltaCheapest$907Average$1,635FlexibilityNo cancel feeOn-timeN/A
Singapore AirlinesCheapest$920Average$1,628FlexibilityNo cancel feeOn-time81%
Qatar AirwaysCheapest$963Average$1,163FlexibilityNo cancel feeOn-time68%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.