Find cheap airlines flights from Singapore to Boston

You can choose from 4 airlines that fly from Singapore to Boston, including Lufthansa, United Airlines, and Cathay Pacific. Cathay Pacific has lowest fares on this route.
Lufthansa logo Lufthansa
United Airlines logo United Airlines
Cathay Pacific logo Cathay Pacific
Air Canada logo Air Canada
Airlines are determined based on actual purchased flight tickets from Singapore to Boston according to previous 12 months data from Trip.com.

Find flight deals from Singapore to Boston for the next 3 months. Book one way flights from $627 or round trip flights from $874.

Displayed flight fares from Singapore to Boston are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Flight Info | Singapore to Boston

The distance between Singapore and Boston is approximately 15,133.04 km. Based on Trip.com's data travel demand peaks in July. The off-season for travel is October.

Cheapest one-way flight price$627
Cheapest round-trip ticket price$874
Off-season for travelOctober
Peak season for travelJuly
Flight distance15,133.04 km
Popular airlineLufthansa
Flight statistics for the Singapore–Boston route are based on aggregated booking data from Trip.com over the past 12 months.

Trip.com price insights on flights from Singapore to Boston

Which month has the cheapest one-way flights from Singapore to Boston?

The average price of one-way flights from Singapore to Boston purchased by Trip.com users by month over the past 12 months.

Based on Trip.com’s data, the cheapest month for flights from Singapore to Boston is May, with an average price of $736; while the month with the highest flight price is usually August, with an average price of up to $1,091.

$1,091
$914
$736
$559
    Cheapest
  • $790
    Mar
  • $905
    Apr
  • $736
    May
  • $795
    Jun
  • $1,081
    Jul
  • $1,091
    Aug
  • $1,077
    Sep
  • $844
    Oct
  • $993
    Nov
  • $882
    Dec
  • $968
    Jan
  • $994
    Feb

What is the cheapest month for round-trip flights from Singapore to Boston?

Average price of round-trip flights from Singapore to Boston purchased by Trip.com users by month over the past 12 months

According to historical data from Trip.com, the lowest prices for flights from Singapore to Boston are found during December, with an average price of $973. Conversely, the highest prices are found during August, with an average price of up to $2,457.

$2,457
$1,715
$973
$231
    Cheapest
  • $1,488
    Mar
  • $1,337
    Apr
  • $1,562
    May
  • $2,041
    Jun
  • $1,594
    Jul
  • $2,457
    Aug
  • $1,179
    Sep
  • $1,208
    Oct
  • $1,405
    Nov
  • $973
    Dec
  • $1,858
    Jan
  • $1,225
    Feb

What's the cheapest day to fly from Singapore to Boston?

Data is based on the average flight price for each day of the week from Singapore to Boston on Trip.com over the past 12 months.

Based on Trip.com data from the past 12 months, the cheapest day to fly from Singapore to Boston is Friday, with average prices lower than on other days. Avoid Sunday, as prices are usually highest then.

$1,044
$975
$906
$837
    Cheapest
  • $942
    Mon
  • $935
    Tue
  • $980
    Wed
  • $1,012
    Thu
  • $906
    Fri
  • $923
    Sat
  • $1,044
    Sun

What's the cheapest day to fly from Singapore to Boston during TWICE <THIS IS FOR> WORLD TOUR IN BOSTON?

Data is based on the lowest one-way price from Singapore to Boston during TWICE WORLD TOUR IN BOSTON on Trip.com in the past 3 days.

During the TWICE <THIS IS FOR> WORLD TOUR IN BOSTON period, the cheapest flights from Singapore to Boston were available on Apr 1 with the lowest price being $664.

$800
$732
$664
$596
  • $795
    Mar 31
  • $664
    Apr 1
  • $664
    Apr 2
  • $664
    Apr 3
  • $800
    Apr 4
  • $798
    Apr 5

Frequently Asked Questions

  • What are the cheapest flights from Singapore to Boston (SIN-BOS)?

    Based on Trip.com data, Cathay Pacific offers one-way fares as low as $627 on Cheapest nonstop routes (e.g. SIN to BOS on Mon, Apr 13), while Cathay Pacific offers Cheapest nonstop round-trips from $874 departing on Mon, May 4 and returning on Mon, May 11.
  • At the moment, you can catch a nonstop flight from Singapore to Boston with the following airlines, including: Jetblue Airways Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Singapore to Boston is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • To find best deals on flights from Singapore to Boston, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Mon, Apr 13, with one-way flights priced at just $627.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Cathay Pacific.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for Boston travel is around July.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Singapore to Boston is October, when demand for travel is lower.
  • After crunching the numbers on our March flight calendar, it's currently cheapest to fly from Singapore to Boston on March 17, 2026 with Korean Air, with prices starting at $635.
  • You can land at any one of the following hubs in Boston, with Singapore Changi Airport to Logan International Airport (SIN-BOS) is by far the most common option on this route: Logan International Airport (BOS) Hartford Barnes Airport (BNH) Portsmouth International Airport at Pease (PSM).
  • The time difference between Boston and Singapore is 13h.
  • Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.

Trip.com airline insights on flights from Singapore to Boston

Which airlines offer the cheapest nonstop flights from Singapore to Boston?

Data is based on the average price of all nonstop flights from Singapore to Boston on Trip.com in the past 12 months.

Based on Trip.com data from the past 12 months, United Airlines offers the cheapest nonstop flights from Singapore to Boston, with an average price of $880.

$579
$880
$1,182
$1,483
$1,784
United Airlines
$880
United Airlines
Korean Air
$1,071
Korean Air
Cathay Pacific
$1,079
Cathay Pacific
Japan Airlines
$1,423
Japan Airlines
Qatar Airways
$1,599
Qatar Airways
Emirates
$1,784
Emirates

Note: Prices shown on this page are estimated lowest price and include all taxes and fees found in the last 24 hours.

Book with no extra fees

Prices displayed in this page are all-inclusive prices (incl. taxes, fuel surcharge, civil aviation development fund, etc) with all fees confirmed before payment. Fees for luggage, meals, WLAN, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page were updated within last 24 hours—even in real-time. The more popular the route, the more precise the data.

Change & Cancellation Policy

Trip.com displays flight cancellation and change policies for each flight ticket during the booking process, including fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy.
Cancellation/change due to a flight schedule change:
If the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.