$479+ Cheap flights from Boston (BOS) to Singapore
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/15. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — SIN
Dec 10 — Dec 171
Round-trip
1 adult, Economy
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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
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Cheapest flights from Boston to SingaporeExplore 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 November 10, 2026.
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 November 10, 2026.
This Delta deal was found by Cheapflights users on 11/5. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/15:20 am -
2 stops34h 40m
Sun 12/610:30 am -
1 stop35h 20m
Deal found 11/5![Delta logo]()
$1,228
This Qatar Airways deal was found by Cheapflights users on 11/9. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/78:40 pm -
1 stop29h 15m
Thu 1/213:15 am -
1 stop23h 40m
Deal found 11/9![Qatar Airways logo]()
$1,229
This Korean Air deal was found by Cheapflights users on 11/8. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/311:10 am -
1 stop28h 50m
Tue 12/2210:30 pm -
1 stop23h 20m
Deal found 11/8![Korean Air logo]()
$1,231
This Etihad Airways deal was found by Cheapflights users on 11/8. 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 Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/13:05 pm -
2 stops53h 30m
Wed 12/237:25 pm -
1 stop31h 15m
Deal found 11/8![Etihad Airways logo]()
$1,237
This Delta deal was found by Cheapflights users on 11/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/67:26 pm -
2 stops39h 49m
Sun 12/1310:30 am -
1 stop35h 20m
Deal found 11/8![Delta logo]()
$1,239
This Mytrip deal was found by Cheapflights users on 11/5. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/410:10 pm -
3 stops34h 50m
Wed 2/246:35 am -
2 stops29h 02m
Deal found 11/5![Multiple Airlines logo]()
$1,243
This Cheapflightsfares deal was found by Cheapflights users on 11/6. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/88:40 pm -
1 stop23h 05m
Thu 12/108:15 pm -
1 stop30h 40m
Deal found 11/6![Qatar Airways logo]()
$1,244
This Mytrip deal was found by Cheapflights users on 11/7. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/65:15 pm -
3 stops34h 45m
Wed 12/94:25 pm -
2 stops34h 15m
Deal found 11/7![Multiple Airlines logo]()
$1,245
This Cheapflightsfares deal was found by Cheapflights users on 11/7. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/168:40 pm -
2 stops31h 00m
Thu 11/268:15 pm -
1 stop30h 40m
Deal found 11/7![Qatar Airways logo]()
$1,251
This oojo deal was found by Cheapflights users on 11/8. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/125:30 pm -
2 stops38h 45m
Sun 11/223:15 am -
1 stop23h 40m
Deal found 11/8![Qatar Airways logo]()
$1,252
This Qatar Airways deal was found by Cheapflights users on 11/8. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/45:45 am -
2 stops26h 30m
Thu 12/243:15 am -
1 stop23h 40m
Deal found 11/8![Qatar Airways logo]()
$1,257
Best flights from Boston to SingaporeDiscover carefully curated flight deals from Boston to Singapore that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 10, 2026.
Discover carefully curated flight deals from Boston to Singapore that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 10, 2026.
This Delta deal was found by Cheapflights users on 11/5. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/276:45 am -
2 stops33h 15m
Mon 1/2510:30 pm -
2 stops26h 35m
Deal found 11/5![Delta logo]()
$1,676
This Qatar Airways deal was found by Cheapflights users on 11/8. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/18:40 pm -
1 stop35h 35m
Wed 5/53:15 am -
1 stop24h 00m
Deal found 11/8![Qatar Airways logo]()
$1,683
This British Airways deal was found by Cheapflights users on 11/6. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/243:37 pm -
2 stops35h 28m
Fri 1/811:15 pm -
2 stops31h 07m
Deal found 11/6![British Airways logo]()
$1,995
This United Airlines deal was found by Cheapflights users on 11/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/106:00 am -
2 stops29h 45m
Tue 3/210:20 pm -
2 stops27h 21m
Deal found 11/8![United Airlines logo]()
$2,172
This Malaysia Airlines deal was found by Cheapflights users on 11/8. 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 Malaysia Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/28:40 pm -
2 stops26h 40m
Fri 12/257:30 pm -
3 stops39h 30m
Deal found 11/8![Malaysia Airlines logo]()
$2,438
This United Airlines deal was found by Cheapflights users on 11/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/106:00 am -
2 stops28h 40m
Wed 3/1010:20 pm -
2 stops23h 56m
Deal found 11/5![United Airlines logo]()
$2,188
This Qatar Airways deal was found by Cheapflights users on 11/5. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/278:40 pm -
2 stops32h 55m
Thu 1/73:15 am -
1 stop23h 40m
Deal found 11/5![Qatar Airways logo]()
$2,219
This Qatar Airways deal was found by Cheapflights users on 11/5. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/288:40 pm -
2 stops24h 50m
Sun 1/107:30 pm -
2 stops31h 25m
Deal found 11/5![Qatar Airways logo]()
$2,327
This United Airlines deal was found by Cheapflights users on 11/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/45:56 pm -
1 stop25h 04m
Thu 5/139:00 am -
2 stops26h 54m
Deal found 11/7![United Airlines logo]()
$2,345
This Qatar Airways deal was found by Cheapflights users on 11/6. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/288:40 pm -
2 stops31h 00m
Thu 1/73:15 am -
1 stop23h 40m
Deal found 11/6![Qatar Airways logo]()
$2,337
This Qatar Airways deal was found by Cheapflights users on 11/6. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/288:40 pm -
2 stops31h 00m
Thu 1/71:40 pm -
2 stops37h 15m
Deal found 11/6![Qatar Airways logo]()
$2,404
Last-minute flights from Boston to SingaporeDiscover last-minute flight deals from Boston to Singapore. Data last updated November 10, 2026 and is based on user searches.
Discover last-minute flight deals from Boston to Singapore. Data last updated November 10, 2026 and is based on user searches.
This Cheapflightsfares deal was found by Cheapflights users on 11/6. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/88:40 pm -
1 stop23h 05m
Thu 12/108:15 pm -
1 stop30h 40m
Deal found 11/6![Qatar Airways logo]()
$1,244
This oojo deal was found by Cheapflights users on 11/8. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/125:30 pm -
2 stops38h 45m
Sun 11/223:15 am -
1 stop23h 40m
Deal found 11/8![Qatar Airways logo]()
$1,252
This Cheapflightsfares deal was found by Cheapflights users on 11/7. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/168:40 pm -
2 stops31h 00m
Thu 11/268:15 pm -
1 stop30h 40m
Deal found 11/7![Qatar Airways logo]()
$1,251
This Delta deal was found by Cheapflights users on 11/5. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/15:20 am -
2 stops34h 40m
Sun 12/610:30 am -
1 stop35h 20m
Deal found 11/5![Delta logo]()
$1,228
This Etihad Airways deal was found by Cheapflights users on 11/8. 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 Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/13:05 pm -
2 stops53h 30m
Wed 12/237:25 pm -
1 stop31h 15m
Deal found 11/8![Etihad Airways logo]()
$1,237
This Etihad Airways deal was found by Cheapflights users on 11/8. 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 Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/34:10 pm -
2 stops52h 25m
Tue 12/227:25 pm -
2 stops55h 54m
Deal found 11/8![Etihad Airways logo]()
$1,231
This Mytrip deal was found by Cheapflights users on 11/5. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/410:10 pm -
3 stops34h 50m
Wed 2/246:35 am -
2 stops29h 02m
Deal found 11/5![Multiple Airlines logo]()
$1,243
This Qatar Airways deal was found by Cheapflights users on 11/8. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/47:14 am -
2 stops25h 01m
Tue 12/228:15 pm -
1 stop30h 40m
Deal found 11/8![Qatar Airways logo]()
$1,257
This Delta deal was found by Cheapflights users on 11/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/67:26 pm -
2 stops39h 49m
Sun 12/1310:30 am -
1 stop35h 20m
Deal found 11/8![Delta logo]()
$1,239
This Mytrip deal was found by Cheapflights users on 11/7. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/65:15 pm -
3 stops34h 45m
Wed 12/94:25 pm -
2 stops34h 15m
Deal found 11/7![Multiple Airlines logo]()
$1,245
This Qatar Airways deal was found by Cheapflights users on 11/9. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/78:40 pm -
1 stop29h 15m
Thu 1/213:15 am -
1 stop23h 40m
Deal found 11/9![Qatar Airways logo]()
$1,229
One-way flights from Boston to SingaporeSearch for one-way flight options from Boston to Singapore. Find affordable one-way fares based on user searches. Data last updated November 10, 2026.
Search for one-way flight options from Boston to Singapore. Find affordable one-way fares based on user searches. Data last updated November 10, 2026.
This Mytrip deal was found by Cheapflights users on 11/9. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/154:40 pm -
1 stop28h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/9![Etihad Airways logo]()
$479
This SmartFares deal was found by Cheapflights users on 11/8. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/173:40 pm -
1 stop28h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/8![Etihad Airways logo]()
$480
This Justfly.com deal was found by Cheapflights users on 11/8. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/93:40 pm -
1 stop28h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/8![Etihad Airways logo]()
$499
This SmartFares deal was found by Cheapflights users on 11/9. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/151:31 pm -
2 stops29h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/9![ANA logo]()
$514
This Delta deal was found by Cheapflights users on 11/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/125:30 am -
2 stops29h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/4![Delta logo]()
$519
This SmartFares deal was found by Cheapflights users on 11/8. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/133:40 pm -
1 stop28h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/8![Etihad Airways logo]()
$520
This United Airlines deal was found by Cheapflights users on 11/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/179:15 am -
2 stops56h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/8![United Airlines logo]()
$521
This Delta deal was found by Cheapflights users on 11/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/114:52 pm -
2 stops42h 23m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/4![Delta logo]()
$531
This BusinessClass deal was found by Cheapflights users on 11/7. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/156:01 am -
2 stops41h 49m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/7![Gulf Air logo]()
$552
This Trip.com deal was found by Cheapflights users on 11/8. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/111:10 am -
1 stop28h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/8![Korean Air logo]()
$555
Find flight deals from Boston to Singapore
Keep the following information in mind while searching for Boston to Singapore flight deals. Data was last updated November 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,227 (United Airlines) |
One-way from | $479 (Mytrip) |
Popular in | December |
Cheapest in | April |
Average price | $1,054 |
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 7,457,451 searches. Data last updated November 10, 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
Cheapest round-trip
BostonSingapore
BOS Boston Logan Intl - SIN Singapore Changi
BOSSIN
Boston Logan Intl
Wed 4/21
6:00 am-6:45 am
2 stops36h 45m
Singapore Changi
Wed 12/31
12:00 am-11:30 am
Nonstop0h 00m
$575
BostonSingapore
BOS Boston Logan Intl - SIN Singapore Changi
BOSSIN
Boston Logan Intl
Wed 11/18
11:10 am-5:00 am
1 stop28h 50m
Singapore Changi
Wed 12/31
12:00 am-11:30 am
Nonstop0h 00m
$580
BostonSingapore
BOS Boston Logan Intl - SIN Singapore Changi
BOSSIN
Boston Logan Intl
Sun 11/29
10:00 pm-11:40 pm
2 stops36h 40m
Singapore Changi
Wed 12/31
12:00 am-11:30 am
Nonstop0h 00m
$588
Quickest round-trip
BostonSingapore
BOS Boston Logan Intl - SIN Singapore Changi
BOSSIN
Boston Logan Intl
Mon 1/4
6:00 am-11:40 pm
2 stops28h 40m
Singapore Changi
Wed 12/31
12:00 am-11:30 am
Nonstop0h 00m
$651
BostonSingapore
BOS Boston Logan Intl - SIN Singapore Changi
BOSSIN
Boston Logan Intl
Sun 1/3
6:00 am-11:40 pm
2 stops52h 40m
Singapore Changi
Wed 12/31
12:00 am-11:30 am
Nonstop0h 00m
$667
BostonSingapore
BOS Boston Logan Intl - SIN Singapore Changi
BOSSIN
Boston Logan Intl
Sat 11/14
2:15 pm-6:55 am
2 stops51h 40m
Singapore Changi
Wed 12/31
12:00 am-11:30 am
Nonstop0h 00m
$671
BostonSingapore
BOS Boston Logan Intl - SIN Singapore Changi
BOSSIN
Boston Logan Intl
Fri 12/25
5:40 am-5:00 am
2 stops34h 20m
Singapore Changi
Wed 12/31
12:00 am-11:30 am
Nonstop0h 00m
$1,031
BostonSingapore
BOS Boston Logan Intl - SIN Singapore Changi
BOSSIN
Boston Logan Intl
Sun 12/27
6:45 am-5:00 am
2 stops33h 15m
Singapore Changi
Mon 1/25
10:30 pm-12:05 pm
2 stops26h 35m
$1,676
BostonSingapore
BOS Boston Logan Intl - SIN Singapore Changi
BOSSIN
Boston Logan Intl
Fri 1/1
8:40 pm-9:15 pm
1 stop35h 35m
Singapore Changi
Wed 5/5
3:15 am-3:15 pm
1 stop24h 00m
$1,683
BostonSingapore
BOS Boston Logan Intl - SIN Singapore Changi
BOSSIN
Boston Logan Intl
Thu 12/24
3:37 pm-4:05 pm
2 stops35h 28m
Singapore Changi
Fri 1/8
11:15 pm-5:22 pm
2 stops31h 07m
$1,995
Showing 1-10 of 18 resultsSorted by cheapest first
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.
BOS-SIN
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
BOS-SG0
BOS-SIN
What is the cheapest month to book a flight from Boston to Singapore?
Currently, April is the cheapest month in which you can book a flight from Boston to Singapore (average of $888). Flying from Boston to Singapore in December is currently the most expensive (average of $1,825). 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.
How far ahead should I book a flight from Boston to Singapore?
Booking 78 days in advance of your planned departure date is, on average, the best time to get cheap flights from Boston to Singapore. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
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 November 10, 2026.
Peruse reviews from past customers who have flown with Korean Air,Emirates, andCathay Pacific 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.
Entertainment
8.2
Boarding
8.5
Crew
8.7
Overall
8.4
Comfort
8.3
Food
8.1
Reviews
1 / 20
10.0
ExcellentWalter,Jul 2026
LAX - BKK
Entertainment
8.2
Boarding
8.5
Crew
8.7
Overall
8.4
Comfort
8.3
Food
8.1
Reviews
1 / 20
10.0
ExcellentWalter,Jul 2026
LAX - BKK
Entertainment
8.2
Boarding
8.5
Crew
8.7
Overall
8.4
Comfort
8.3
Food
8.1
Reviews
1 / 20
10.0
ExcellentWalter,Jul 2026
LAX - BKK
Entertainment
8.2
Boarding
8.5
Crew
8.7
Overall
8.4
Comfort
8.3
Food
8.1
Reviews
1 / 20
10.0
ExcellentWalter,Jul 2026
LAX - BKK
Entertainment
8.2
Boarding
8.5
Crew
8.7
Overall
8.4
Comfort
8.3
Food
8.1
Reviews
1 / 20
10.0
ExcellentWalter,Jul 2026
LAX - BKK
Entertainment
8.2
Boarding
8.5
Crew
8.7
Overall
8.4
Comfort
8.3
Food
8.1
Reviews
1 / 20
10.0
ExcellentWalter,Jul 2026
LAX - BKK
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.
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Boston and Singapore flights
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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 7,457,451 searches. Data last updated November 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$739 | Average$971 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$740 | Average$1,011 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$764 | Average$842 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$786 | Average$986 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$791 | Average$1,166 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$811 | Average$1,335 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$840 | Average$1,275 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$895 | Average$968 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$957 | Average$1,161 | FlexibilityNo cancel fee | On-time68% | |
| Cheapest$1,015 | Average$1,245 | FlexibilityNo cancel fee | On-time62% |