BOS - SIN

S$ 599 Find Cheap Flights from Boston to Singapore – Compare and Save

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1 adult, Economy, 0 bags

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Everything you should know

Cheapest return flight
S$ 1,467
Typical prices: S$ 1,251-S$ 2,008
United Airlines
Mon 5-2Mon 19-2
BOS - SIN • 2 stops
Cheapest one-way flight
S$ 608
Typical prices: S$ 676-S$ 1,302
Etihad Airways
Wed 28-2
BOS - SIN • 1 stop
Direct flights
There are currently no direct flights between Boston and Singapore. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to book
in advance
Our data shows that travellers who book at least 19 weeks in advance save around 37% compared to booking last minute.
Insights
Insights
When to travel
Cheapest • 27% price drop
Most popular
Good to know
+1
Good to know
+1
Top stopover airports
Cheapest • Avg S$ 1,381 (return)
Shortest trip • 22h 51m (one-way)
Insights
Insights
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We hope you enjoy your trip to Singapore!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Boston to Singapore (BOS-SIN)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Boston to Singapore

Fri, 5 Feb - Fri, 19 Feb
United Airlines Logo
07:15 - 23:40BOS  Boston Logan Intl-SIN Singapore Changi
27h 25m2 stops Newark Tokyo Narita
United Airlines Logo
10:10 - 07:09SIN  Singapore Changi-BOS Boston Logan Intl
33h 59m2 stops San Francisco Los Angeles
S$ 1,467United Airlines
3+ days ago
Mon, 23 Nov - Tue, 1 Dec
Etihad Airways Logo
15:40 - 09:35BOS  Boston Logan Intl-SIN Singapore Changi
28h 55m1 stop Abu Dhabi Zayed Intl
Etihad Airways Logo
19:25 - 19:50SIN  Singapore Changi-BOS Boston Logan Intl
37h 25m2 stops Abu Dhabi Zayed Intl New York John F Kennedy Intl
S$ 1,474Etihad Airways
3+ days ago
Thu, 1 Apr - Sat, 1 May
Korean Air Logo
09:55 - 05:00BOS  Boston Logan Intl-SIN Singapore Changi
31h 05m2 stops New York John F Kennedy Intl Incheon Intl
Korean Air Logo
07:30 - 10:20SIN  Singapore Changi-BOS Boston Logan Intl
38h 50m1 stop Incheon Intl
S$ 1,487Korean Air
3+ days ago
Fri, 2 Apr - Sun, 2 May
Turkish Airlines Logo
21:50 - 17:55BOS  Boston Logan Intl-SIN Singapore Changi
32h 05m1 stop Istanbul
Turkish Airlines Logo
10:20 - 19:55SIN  Singapore Changi-BOS Boston Logan Intl
45h 35m1 stop Istanbul
S$ 1,492Turkish Airlines
3+ days ago
Sat, 13 Feb - Sat, 20 Feb
Qatar Airways Logo
05:27 - 21:15BOS  Boston Logan Intl-SIN Singapore Changi
26h 48m2 stops New York John F Kennedy Intl Doha Hamad Intl
Qatar Airways Logo
20:15 - 14:15SIN  Singapore Changi-BOS Boston Logan Intl
31h 00m1 stop Doha Hamad Intl
S$ 1,496Qatar Airways
3+ days ago
Thu, 15 Apr - Sun, 25 Apr
United Airlines Logo
07:10 - 06:40BOS  Boston Logan Intl-SIN Singapore Changi
35h 30m2 stops Chicago O'Hare Intl Tokyo Haneda
United Airlines Logo
20:35 - 09:24SIN  Singapore Changi-BOS Boston Logan Intl
24h 49m2 stops San Francisco Chicago O'Hare Intl
S$ 1,500United Airlines
3+ days ago
Sun, 4 Apr - Sat, 1 May
Korean Air Logo
18:40 - 23:55BOS  Boston Logan Intl-SIN Singapore Changi
41h 15m2 stops Atlanta Hartsfield-Jackson Incheon Intl
Korean Air Logo
07:30 - 10:20SIN  Singapore Changi-BOS Boston Logan Intl
38h 50m1 stop Incheon Intl
S$ 1,503Korean Air
3+ days ago
Thu, 1 Apr - Sun, 2 May
Korean Air Logo
06:00 - 05:00BOS  Boston Logan Intl-SIN Singapore Changi
35h 00m2 stops New York John F Kennedy Intl Incheon Intl
Korean Air Logo
22:00 - 10:20SIN  Singapore Changi-BOS Boston Logan Intl
24h 20m1 stop Incheon Intl
S$ 1,504Korean Air
3+ days ago
Sat, 16 Jan - Mon, 25 Jan
Etihad Airways Logo
15:40 - 09:35BOS  Boston Logan Intl-SIN Singapore Changi
28h 55m1 stop Abu Dhabi Zayed Intl
Etihad Airways Logo
19:25 - 19:52SIN  Singapore Changi-BOS Boston Logan Intl
37h 27m2 stops Abu Dhabi Zayed Intl New York John F Kennedy Intl
S$ 1,514Etihad Airways
3+ days ago
Mon, 4 Jan - Mon, 10 May
Multiple Airlines Logo
11:05 - 10:25BOS  Boston Logan Intl-SIN Singapore Changi
34h 20m3 stops Toronto Pearson Intl Vancouver Intl Manila Ninoy Aquino Intl
Multiple Airlines Logo
06:15 - 14:47SIN  Singapore Changi-BOS Boston Logan Intl
44h 32m2 stops Tokyo Narita Montreal Pierre Elliott Trudeau Intl
S$ 1,517Multiple Airlines
1 day ago
Booking Insights

Price, demand, and travel trends for Boston to Singapore flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights with more confidence.

How much is a return flight from Boston to Singapore?

Return flights from Boston to Singapore typically range from S$ 1,251 to S$ 2,008. The lowest price found in the past 5 days was S$ 1,467 on United Airlines.

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

Based on deals KAYAK users found in the last 12 months, Monday is the cheapest day of the week to fly from Boston to Singapore. It's 17% cheaper than the average day, while Thursday is the most expensive, with prices 19% higher.

What is the cheapest month to fly from Boston to Singapore?

•April is the cheapest month to fly from Boston to Singapore at S$ 1,136 return.
•December (S$ 2,627) and July (S$ 1,804) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 131% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from Boston to Singapore the cheapest?

Flights from Boston to Singapore are cheapest 19 weeks before departure. Booking in this window typically costs about 37% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Key details for Boston to Singapore flights

Low season

October

Cheapest flight

S$ 608
Beat the crowds with an average 53% drop in travellers.
The most popular month to fly with an average 27% increase in travellers.
One-way flight from Boston to Singapore

When to book flights from Boston to Singapore

Are your dates flexible? Find out the best times to travel from Boston to Singapore based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price

Your Boston to Singapore flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines, and booking tips.

  • Which cabin classes can I book on flights from Boston to Singapore?

    Three cabin classes are available on flights from Boston to Singapore:

    • Economy class
    • Premium Economy Class
    • Business Class

  • How long is a flight from Boston to Singapore?

    A direct flight from Boston to Singapore takes 00m, covering 24,329 km.

  • Do I need a passport to fly from Boston to Singapore?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a Boston to Singapore flight?

    Return flights from Boston to Singapore range from S$ 1,251 to S$ 2,008, with an average of S$ 1,565 over the past 12 months. Anything below S$ 1,251 counts as a good deal.

  • How expensive are last-minute Boston to Singapore flights?

    Last-minute fares on this route (booked within two weeks of departure) run 9% above the S$ 1,565 route average. Book 19 weeks before departure for the lowest fares.

  • How are flight prices from Boston to Singapore looking right now?

    One-way fares from Boston to Singapore are currently lower than usual. Average one-way flight prices are about S$ 656, which is 24% below the typical average for this route.

  • Which car hire options are available at Singapore Changi Airport (SIN)?

    Singapore Changi Airport (SIN) hosts 5 major car rental companies, with daily rates starting from around S$ 136 for economy cars. Top options include:

    • Avis
    • Sixt
    • Thrifty
    • Hertz
    • Europcar

  • Which airports can I use when flying from Boston to Singapore?

    Flights from Boston to Singapore usually depart from Boston Logan Intl (BOS) and arrive at Singapore Changi (SIN).

  • Which airports do connecting flights from Boston to Singapore pass through?

    One-stop flights from Boston to Singapore most commonly connect through:

    • Hong Kong Intl (HKG) – 23% of one-stop connections
    • Doha Hamad Intl (DOH) – 23% of one-stop connections
    • San Francisco (SFO) – 13% of one-stop connections
    • Abu Dhabi Zayed Intl (AUH) – 13% of one-stop connections

  • Can I save money by using flexible dates for flights from Boston to Singapore?

    Yes. Flexible dates can save you up to 31% on flights from Boston to Singapore. Monday is the cheapest departure day at S$ 1,310 return on average, while Thursday is the most expensive at S$ 1,873, a difference of S$ 563.

    KAYAK's flexible dates feature shows options up to three days before and after your selected dates, making it easier to compare nearby fares.

  • How much time can I save by choosing a different stopover airport from Boston to Singapore?

    Flying via Tokyo Narita (NRT) gives the shortest average 1-stop total travel time of 22h 51m, compared to 23h 13m via Hong Kong Intl (HKG) and 23h 46m via Dubai Intl (DXB).

  • What is the time difference between Boston and Singapore?

    Singapore is 13 hours ahead of Boston (Singapore Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Singapore?

    Some of the most popular sights in Singapore are Sentosa, North Bridge Road, and Marina Square. These are among the most viewed places in Singapore on KAYAK.

  • What are the public transport options available to Boston Logan Airport?

    Those living or staying outside the city can take the Logan Express bus service to Peabody and Braintree. The Boston water taxi boat, which departs from Hull just south of the city, is also an option. Another option is to use Boston's public transit system, including the MBTA Blue Line Subway and Silver Line Bus.

  • Where are the designated drop-offs points at Boston International Airport?

    If you're picking someone up from Logan Airport, go to the appropriate terminals arrivals level, such as terminal E's arrivals hall located on level 1 of terminal E. However, if you're dropping someone off head up to the terminal for a quick unload and farewell. It is best to wait at the parking lot located at Hotel Drive while your passenger takes luggage to check-in.

  • What are the accessibility services available at Singapore Airport?

    The iChangi App's accessible-route navigation guide can help you identify wheelchair-friendly paths around the airport and wheelchairs are available at the airport on request. Terminal 3 lower level 2 has an accessible changing facility with an adult diaper changing area. Hearing enhancement systems are also available at the airport's information counter.

  • What are the available mean of transportation from Singapore International Airport?

    There are taxis outside the airport and a Mass Rapid Transit train that can take you to your preferred destination. You can also use the airport shuttles, and on a first-come first-served basis, a free shuttle bus service is available to all travelers coming from the airport. The service is available Monday through Friday, excluding holidays.

Your guide to booking Boston to Singapore flights

Get tips on when to book, when to fly, and what to know before your trip.
  • If your dates are flexible, aim for a Monday departure and avoid flying on Thursday. On this route, Monday flights average S$ 1,310, which is about S$ 563 less than Thursday fares (30% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 19 weeks before you fly. On this route, that window historically saves about 37% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Boston to Singapore trip for April. Fares historically average S$ 1,136 return in that month – typically S$ 1,491 less than the most expensive month, which is December (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Singapore Changi Airport.

    • Crowne Plaza Changi Airport by IHG
    • Changi Transit Hotel Terminal 1
    • The Haven by Jetquay
  • Since Boston Logan Airport (BOS) is a Delta Airlines hub, you can check-in and tell them the amount of baggage you'll be checking on the delta.com website or the Fly Delta app up to 24 hours before your flight. Drop your bags at baggage drop if you've already checked in.
  • If you lose an item at Boston Logan Airport, you can report using the airport's helpline. Simply describe the item and it will be returned to you when it is found. You can also pick up your item at the Lost & Found Office, located between terminals B and C on the departure level.
  • If you have questions about Boston Airport and its terminals, you can get them answered at the information booths near the baggage claim section found at each terminal. Public representatives are also available at all terminals in the airport to assist travelers.
  • Parent can easily access the nursing rooms available at Singapore Changi International Airport (SIN) in all terminals to feed their kids. The rooms are cozy and private and are equipped with hot water dispensers that make it convenient for parents to keep clean.
  • Singapore International Airport offers areas where you can rest after your flight. One is the snooze lounge located at all terminals in the airport and the sanitary and oasis lounges found in terminal 2. There are also airline-specific lounges that offer access at a fee.

More options for your flight from Boston to Singapore

Complete your trip to Singapore with a hotel stay or car hire