$412+ 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 4/28. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — SIN
Apr 22 — Apr 291
Round-trip
1 adult, Economy
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Find cheap flights from Boston to Singapore with Cheapflights
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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 March 23, 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 March 23, 2026.
This oojo deal was found by Cheapflights users on 3/18. 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.
Mon 9/289:50 pm
BOS
- SIN
1 stop32h 05m
Turkish Airlines
Fri 10/211:05 pm
SIN
- BOS
1 stop32h 50m
Turkish Airlines
Deal found 3/18![Turkish Airlines logo]()
$865
This FlightHub deal was found by Cheapflights users on 3/22. 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.
Sat 9/124:25 pm
BOS
- SIN
1 stop29h 15m
Etihad Airways
Sat 9/269:00 pm
SIN
- BOS
1 stop29h 40m
Etihad Airways
Deal found 3/22![Etihad Airways logo]()
$881
This CrystalTravel deal was found by Cheapflights users on 3/22. 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 10/149:50 pm
BOS
- SIN
1 stop22h 55m
Turkish Airlines
Mon 10/2611:25 pm
SIN
- BOS
1 stop31h 40m
Turkish Airlines
Deal found 3/22![Turkish Airlines logo]()
$888
This United Airlines deal was found by Cheapflights users on 3/22. 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.
Thu 9/106:00 am
BOS
- SIN
1 stop24h 35m
United Airlines
Wed 9/308:45 am
SIN
- BOS
2 stops27h 09m
United Airlines
Deal found 3/22![United Airlines logo]()
$891
This FlightHub deal was found by Cheapflights users on 3/20. 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.
Wed 12/28:00 pm
BOS
- SIN
1 stop23h 45m
Turkish Airlines
Sat 12/195:25 am
SIN
- BOS
1 stop25h 40m
Turkish Airlines
Deal found 3/20![Turkish Airlines logo]()
$892
This Korean Air deal was found by Cheapflights users on 3/22. 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.
Tue 10/1312:55 pm
BOS
- SIN
1 stop28h 05m
Korean Air
Mon 10/2610:30 pm
SIN
- BOS
1 stop23h 10m
Korean Air
Deal found 3/22![Korean Air logo]()
$893
This FlightHub deal was found by Cheapflights users on 3/22. 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 10/159:50 pm
BOS
- SIN
1 stop23h 40m
Turkish Airlines
Tue 10/2710:25 am
SIN
- BOS
1 stop44h 40m
Turkish Airlines
Deal found 3/22![Turkish Airlines logo]()
$895
This United Airlines deal was found by Cheapflights users on 3/20. 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 5/38:15 pm
BOS
- SIN
1 stop34h 20m
United Airlines
Wed 5/138:35 pm
SIN
- BOS
2 stops26h 26m
United Airlines
Deal found 3/20![United Airlines logo]()
$896
This Korean Air deal was found by Cheapflights users on 3/22. 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.
Tue 10/136:00 am
BOS
- SIN
2 stops35h 00m
Korean Air
Tue 10/2710:30 pm
SIN
- BOS
1 stop23h 10m
Korean Air
Deal found 3/22![Korean Air logo]()
$899
This United Airlines deal was found by Cheapflights users on 3/22. 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.
Tue 4/149:30 am
BOS
- SIN
2 stops33h 10m
United Airlines
Wed 5/68:35 pm
SIN
- BOS
1 stop23h 48m
United Airlines
Deal found 3/22![United Airlines logo]()
$900
This United Airlines deal was found by Cheapflights users on 3/20. 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.
Tue 9/87:35 am
BOS
- SIN
2 stops29h 10m
United Airlines
Tue 9/158:45 am
SIN
- BOS
2 stops27h 09m
United Airlines
Deal found 3/20![United Airlines logo]()
$903
This Delta deal was found by Cheapflights users on 3/22. 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 9/77:10 am
BOS
- SIN
2 stops33h 50m
Delta
Mon 9/217:30 am
SIN
- BOS
2 stops29h 36m
Delta
Deal found 3/22![Delta logo]()
$904
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 March 23, 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 March 23, 2026.
This United Airlines deal was found by Cheapflights users on 3/18. 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.
Thu 9/34:15 pm
BOS
- SIN
1 stop26h 00m
United Airlines
Tue 9/88:35 pm
SIN
- BOS
1 stop23h 26m
United Airlines
Deal found 3/18![United Airlines logo]()
$891
This Delta deal was found by Cheapflights users on 3/21. 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.
Wed 4/157:10 am
BOS
- SIN
2 stops28h 45m
Delta
Sun 5/310:00 pm
SIN
- BOS
2 stops33h 14m
Delta
Deal found 3/21![Delta logo]()
$1,054
This Etihad Airways deal was found by Cheapflights users on 3/21. 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.
Wed 5/65:02 pm
BOS
- SIN
2 stops28h 38m
Multiple Airlines
Sat 6/209:00 pm
SIN
- BOS
1 stop29h 40m
Multiple Airlines
Deal found 3/21![Multiple Airlines logo]()
$1,118
This United Airlines deal was found by Cheapflights users on 3/20. 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.
Tue 9/86:00 am
BOS
- SIN
1 stop24h 35m
United Airlines
Tue 9/158:45 am
SIN
- BOS
2 stops27h 09m
United Airlines
Deal found 3/20![United Airlines logo]()
$891
This United Airlines deal was found by Cheapflights users on 3/22. 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 9/148:10 pm
BOS
- SIN
2 stops34h 25m
United Airlines
Tue 9/298:35 pm
SIN
- BOS
2 stops25h 21m
United Airlines
Deal found 3/22![United Airlines logo]()
$896
This Delta deal was found by Cheapflights users on 3/22. 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.
Wed 4/227:37 am
BOS
- SIN
2 stops28h 18m
Delta
Sun 5/3110:00 pm
SIN
- BOS
2 stops31h 55m
Delta
Deal found 3/22![Delta logo]()
$1,054
This United Airlines deal was found by Cheapflights users on 3/19. 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.
Thu 9/104:15 pm
BOS
- SIN
1 stop26h 00m
United Airlines
Sat 9/198:35 pm
SIN
- BOS
1 stop23h 26m
United Airlines
Deal found 3/19![United Airlines logo]()
$941
This Delta deal was found by Cheapflights users on 3/18. 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.
Sat 4/186:50 pm
BOS
- SIN
2 stops41h 05m
Delta
Sun 5/310:00 pm
SIN
- BOS
2 stops31h 39m
Delta
Deal found 3/18![Delta logo]()
$1,060
This Delta deal was found by Cheapflights users on 3/22. 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.
Fri 4/2412:55 pm
BOS
- SIN
1 stop28h 05m
Delta
Sun 5/3110:00 pm
SIN
- BOS
2 stops27h 49m
Delta
Deal found 3/22![Delta logo]()
$1,100
This Delta deal was found by Cheapflights users on 3/19. 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 4/137:10 am
BOS
- SIN
2 stops33h 50m
Delta
Fri 5/110:00 pm
SIN
- BOS
2 stops31h 39m
Delta
Deal found 3/19![Delta logo]()
$1,105
This Delta deal was found by Cheapflights users on 3/22. 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.
Sat 9/1212:55 pm
BOS
- SIN
1 stop28h 05m
Delta
Sat 9/2610:00 pm
SIN
- BOS
2 stops29h 12m
Delta
Deal found 3/22![Delta logo]()
$1,150
Last-minute flights from Boston to SingaporeDiscover last-minute flight deals from Boston to Singapore. Data last updated March 23, 2026 and is based on user searches.
Discover last-minute flight deals from Boston to Singapore. Data last updated March 23, 2026 and is based on user searches.
This FlightHub deal was found by Cheapflights users on 3/21. 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 3/249:15 pm
BOS
- SIN
1 stop25h 00m
Etihad Airways
Mon 4/68:45 pm
SIN
- BOS
1 stop29h 55m
Etihad Airways
Deal found 3/21![Etihad Airways logo]()
$981
This FlightHub deal was found by Cheapflights users on 3/21. 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 3/249:15 pm
BOS
- SIN
1 stop25h 00m
Etihad Airways
Sat 4/48:45 pm
SIN
- BOS
1 stop29h 55m
Etihad Airways
Deal found 3/21![Etihad Airways logo]()
$991
This Trip.com deal was found by Cheapflights users on 3/21. 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.
Mon 4/64:25 pm
BOS
- SIN
1 stop29h 25m
Multiple Airlines
Tue 4/217:45 pm
SIN
- BOS
2 stops54h 55m
Multiple Airlines
Deal found 3/21![Multiple Airlines logo]()
$993
This United Airlines deal was found by Cheapflights users on 3/22. 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.
Tue 4/149:30 am
BOS
- SIN
2 stops33h 10m
United Airlines
Wed 5/68:35 pm
SIN
- BOS
1 stop23h 48m
United Airlines
Deal found 3/22![United Airlines logo]()
$900
This Trip.com deal was found by Cheapflights users on 3/20. 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.
Wed 4/154:25 pm
BOS
- SIN
1 stop29h 15m
Multiple Airlines
Wed 4/227:45 pm
SIN
- BOS
2 stops30h 55m
Multiple Airlines
Deal found 3/20![Multiple Airlines logo]()
$974
This United Airlines deal was found by Cheapflights users on 3/20. 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 4/197:30 pm
BOS
- SIN
2 stops47h 10m
United Airlines
Mon 5/48:35 pm
SIN
- BOS
1 stop23h 48m
United Airlines
Deal found 3/20![United Airlines logo]()
$982
This Delta deal was found by Cheapflights users on 3/22. 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.
Wed 4/225:50 am
BOS
- SIN
2 stops35h 10m
Delta
Thu 5/77:30 am
SIN
- BOS
2 stops36h 05m
Delta
Deal found 3/22![Delta logo]()
$904
This Justfly.com deal was found by Cheapflights users on 3/22. 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.
Wed 4/229:50 pm
BOS
- SIN
1 stop22h 55m
Turkish Airlines
Sun 5/3110:25 am
SIN
- BOS
1 stop45h 30m
Turkish Airlines
Deal found 3/22![Turkish Airlines logo]()
$965
This KAYAK deal was found by Cheapflights users on 3/21. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/244:25 pm
BOS
- SIN
1 stop29h 15m
Etihad Airways
Sun 5/39:00 pm
SIN
- BOS
1 stop29h 40m
Etihad Airways
Deal found 3/21![Etihad Airways logo]()
$893
This KAYAK deal was found by Cheapflights users on 3/21. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/244:25 pm
BOS
- SIN
1 stop29h 15m
Etihad Airways
Sat 5/29:00 pm
SIN
- BOS
1 stop29h 40m
Etihad Airways
Deal found 3/21![Etihad Airways logo]()
$983
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 March 23, 2026.
Search for one-way flight options from Boston to Singapore. Find affordable one-way fares based on user searches. Data last updated March 23, 2026.
This oojo deal was found by Cheapflights users on 3/23. 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.
Tue 4/284:25 pm
BOS
- SIN
1 stop29h 15m
Etihad Airways
Deal found 3/23![Etihad Airways logo]()
$412
This Trip.com deal was found by Cheapflights users on 3/22. 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.
Wed 4/14:25 pm
BOS
- SIN
1 stop29h 25m
Etihad Airways
Deal found 3/22![Etihad Airways logo]()
$425
This oojo deal was found by Cheapflights users on 3/20. 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.
Tue 9/14:25 pm
BOS
- SIN
1 stop29h 15m
Etihad Airways
Deal found 3/20![Etihad Airways logo]()
$427
This Kiwi.com deal was found by Cheapflights users on 3/22. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/314:40 pm
BOS
- SIN
1 stop29h 10m
Etihad Airways
Deal found 3/22![Etihad Airways logo]()
$431
This Flightnetwork deal was found by Cheapflights users on 3/19. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/34:25 pm
BOS
- SIN
1 stop29h 15m
Etihad Airways
Deal found 3/19![Etihad Airways logo]()
$432
This Cheapflightsfares deal was found by Cheapflights users on 3/20. 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 4/54:25 pm
BOS
- SIN
1 stop29h 25m
Etihad Airways
Deal found 3/20![Etihad Airways logo]()
$433
This Kiwi.com deal was found by Cheapflights users on 3/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/194:25 pm
BOS
- SIN
1 stop29h 15m
Etihad Airways
Deal found 3/21![Etihad Airways logo]()
$442
This United Airlines deal was found by Cheapflights users on 3/20. 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 5/46:01 pm
BOS
- SIN
1 stop24h 44m
United Airlines
Deal found 3/20![United Airlines logo]()
$447
This United Airlines deal was found by Cheapflights users on 3/19. 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 5/108:39 pm
BOS
- SIN
2 stops33h 56m
United Airlines
Deal found 3/19![United Airlines logo]()
$453
This Delta deal was found by Cheapflights users on 3/21. 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 4/207:37 am
BOS
- SIN
2 stops33h 23m
Delta
Deal found 3/21![Delta logo]()
$454
This Korean Air deal was found by Cheapflights users on 3/21. 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.
Tue 4/146:00 am
BOS
- SIN
2 stops35h 00m
Korean Air
Deal found 3/21![Korean Air logo]()
$457
This Ovago deal was found by Cheapflights users on 3/19. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/287:30 am
BOS
- SIN
2 stops27h 50m
ANA
Deal found 3/19![ANA logo]()
$459
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 March 23, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $893 (KAYAK) |
One-way from | $412 (oojo) |
Popular in | December |
Cheapest in | November |
Average price | $1,028 |
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 March 23, 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
Quickest round-trip
BostonSingapore
BOS - SIN
BOSSIN
Boston Logan Intl
Thu 9/3
4:15 pm-6:15 am
1 stop26h 00m
Singapore Changi
Tue 9/8
8:35 pm-8:01 am
1 stop23h 26m
$891
BostonSingapore
BOS - SIN
BOSSIN
Boston Logan Intl
Tue 9/8
6:00 am-6:35 pm
1 stop24h 35m
Singapore Changi
Tue 9/15
8:45 am-11:54 pm
2 stops27h 09m
$891
BostonSingapore
BOS - SIN
BOSSIN
Boston Logan Intl
Mon 9/14
8:10 pm-6:35 pm
2 stops34h 25m
Singapore Changi
Tue 9/29
8:35 pm-9:56 am
2 stops25h 21m
$896
BostonSingapore
BOS - SIN
BOSSIN
Boston Logan Intl
Thu 9/10
4:15 pm-6:15 am
1 stop26h 00m
Singapore Changi
Sat 9/19
8:35 pm-8:01 am
1 stop23h 26m
$941
BostonSingapore
BOS - SIN
BOSSIN
Boston Logan Intl
Wed 4/15
7:10 am-11:55 pm
2 stops28h 45m
Singapore Changi
Sun 5/3
10:00 pm-7:14 pm
2 stops33h 14m
$1,054
BostonSingapore
BOS - SIN
BOSSIN
Boston Logan Intl
Wed 4/22
7:37 am-11:55 pm
2 stops28h 18m
Singapore Changi
Sun 5/31
10:00 pm-5:55 pm
2 stops31h 55m
$1,054
BostonSingapore
BOS - SIN
BOSSIN
Boston Logan Intl
Sat 4/18
6:50 pm-11:55 pm
2 stops41h 05m
Singapore Changi
Sun 5/3
10:00 pm-5:39 pm
2 stops31h 39m
$1,060
BostonSingapore
BOS - SIN
BOSSIN
Boston Logan Intl
Fri 4/24
12:55 pm-5:00 am
1 stop28h 05m
Singapore Changi
Sun 5/31
10:00 pm-1:49 pm
2 stops27h 49m
$1,100
BostonSingapore
BOS - SIN
BOSSIN
Boston Logan Intl
Mon 4/13
7:10 am-5:00 am
2 stops33h 50m
Singapore Changi
Fri 5/1
10:00 pm-5:39 pm
2 stops31h 39m
$1,105
BostonSingapore
BOS - SIN
BOSSIN
Boston Logan Intl
Wed 5/6
5:02 pm-9:40 am
2 stops28h 38m
Singapore Changi
Sat 6/20
9:00 pm-2:40 pm
1 stop29h 40m
$1,118
Showing 1-10 of 22 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, August is the cheapest month in which you can book a flight from Boston to Singapore (average of $764). Flying from Boston to Singapore in June is currently the most expensive (average of $1,119). 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.
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 March 23, 2026.
Peruse reviews from past customers who have flown with Korean Air,Cathay Pacific, andUnited Airlines 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
Comfort
8.3
Food
8.1
Boarding
8.5
Overall
8.4
Crew
8.7
Reviews
1 / 20
10.0
ExcellentChris,Mar 2025
SEA - ICN
Entertainment
8.2
Comfort
8.3
Food
8.1
Boarding
8.5
Overall
8.4
Crew
8.7
Reviews
1 / 20
10.0
ExcellentChris,Mar 2025
SEA - ICN
Entertainment
8.2
Comfort
8.3
Food
8.1
Boarding
8.5
Overall
8.4
Crew
8.7
Reviews
1 / 20
10.0
ExcellentChris,Mar 2025
SEA - ICN
Entertainment
8.2
Comfort
8.3
Food
8.1
Boarding
8.5
Overall
8.4
Crew
8.7
Reviews
1 / 20
10.0
ExcellentChris,Mar 2025
SEA - ICN
Entertainment
8.2
Comfort
8.3
Food
8.1
Boarding
8.5
Overall
8.4
Crew
8.7
Reviews
1 / 20
10.0
ExcellentChris,Mar 2025
SEA - ICN
Entertainment
8.2
Comfort
8.3
Food
8.1
Boarding
8.5
Overall
8.4
Crew
8.7
Reviews
1 / 20
10.0
ExcellentChris,Mar 2025
SEA - ICN
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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Alternative routes for Boston to Singapore
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Singapore by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Boston to Singapore by cabin class
Find flights from Boston to Singapore, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Boston and Singapore flights
Browse other Boston and Singapore flight options. Last updated on March 23, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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 March 23, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$759 | Average$960 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$764 | Average$931 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$788 | Average$1,114 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$815 | Average$956 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$826 | Average$1,069 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$828 | Average$1,066 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$902 | Average$1,390 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$967 | Average$1,078 | FlexibilityNo cancel fee | On-time68% | |
| Cheapest$1,015 | Average$1,822 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$1,174 | Average$1,436 | FlexibilityNo cancel fee | On-time75% |