United Kingdom
GBP

BOS - SIN

£344 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
£703
Typical prices: £740-£1,188
Korean Air
Thu 18/1Sat 27/1
BOS - SIN • 2 stops
Cheapest one-way flight
£344
Typical prices: £399-£770
Korean Air
Mon 5/11
BOS - SIN • 1 stop
Direct flights
Not available
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
19 weeks
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
April
Cheapest • 27% price drop
December
Most popular
Good to know
+1
Good to know
+1
Top stopover airports
Istanbul (IST)
Cheapest • Avg £816 (return)
Tokyo Narita (NRT)
Shortest trip • 22h 51m (one-way)
Insights
Insights
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KAYAK searches hundreds of sites at once to find you the best travel deals.
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

Mon, 18 Jan - Wed, 27 Jan
Korean Air Logo
13:10 - 00:15BOS  Boston Logan Intl-SIN Singapore Changi
46h 05m2 stops New York John F Kennedy Intl Incheon Intl
Korean Air Logo
01:40 - 22:26SIN  Singapore Changi-BOS Boston Logan Intl
33h 46m2 stops Incheon Intl New York John F Kennedy Intl
£703Korean Air
Tue, 3 Nov - Tue, 10 Nov
United Airlines Logo
13:32 - 08:00BOS  Boston Logan Intl-SIN Singapore Changi
29h 28m2 stops Houston George Bush Intcntl San Francisco
United Airlines Logo
10:10 - 23:59SIN  Singapore Changi-BOS Boston Logan Intl
26h 49m2 stops San Francisco Washington, D.C. Dulles Intl
£710United Airlines
Tue, 3 Nov - Thu, 3 Dec
United Airlines Logo
08:05 - 08:00BOS  Boston Logan Intl-SIN Singapore Changi
34h 55m1 stop San Francisco
United Airlines Logo
10:10 - 23:59SIN  Singapore Changi-BOS Boston Logan Intl
26h 49m2 stops San Francisco Washington, D.C. Dulles Intl
£711United Airlines
Tue, 10 Nov - Tue, 15 Dec
Korean Air Logo
11:10 - 05:00BOS  Boston Logan Intl-SIN Singapore Changi
28h 50m1 stop Incheon Intl
Korean Air Logo
10:30 - 08:50SIN  Singapore Changi-BOS Boston Logan Intl
35h 20m1 stop Incheon Intl
£713Korean Air
Tue, 10 Nov - Tue, 15 Dec
United Airlines Logo
17:17 - 20:15BOS  Boston Logan Intl-SIN Singapore Changi
37h 58m2 stops Houston George Bush Intcntl San Francisco
United Airlines Logo
22:20 - 07:57SIN  Singapore Changi-BOS Boston Logan Intl
22h 37m1 stop San Francisco
£714United Airlines
Sun, 8 Nov - Mon, 23 Nov
United Airlines Logo
08:05 - 20:15BOS  Boston Logan Intl-SIN Singapore Changi
47h 10m1 stop San Francisco
United Airlines Logo
10:10 - 23:59SIN  Singapore Changi-BOS Boston Logan Intl
26h 49m2 stops San Francisco Washington, D.C. Dulles Intl
£716United Airlines
Thu, 5 Nov - Thu, 12 Nov
United Airlines Logo
09:30 - 06:55BOS  Boston Logan Intl-SIN Singapore Changi
32h 25m2 stops Washington, D.C. Dulles Intl Tokyo Haneda
United Airlines Logo
10:10 - 23:59SIN  Singapore Changi-BOS Boston Logan Intl
26h 49m2 stops San Francisco Washington, D.C. Dulles Intl
£718United Airlines
Mon, 16 Nov - Wed, 2 Dec
United Airlines Logo
13:29 - 06:55BOS  Boston Logan Intl-SIN Singapore Changi
28h 26m2 stops Chicago O'Hare Intl Tokyo Haneda
United Airlines Logo
10:10 - 13:41SIN  Singapore Changi-BOS Boston Logan Intl
40h 31m2 stops San Francisco Denver Intl
£721United Airlines
Tue, 27 Oct - Tue, 17 Nov
Etihad Airways Logo
16:40 - 09:35BOS  Boston Logan Intl-SIN Singapore Changi
28h 55m1 stop Abu Dhabi Zayed Intl
Etihad Airways Logo
19:25 - 13:40SIN  Singapore Changi-BOS Boston Logan Intl
31h 15m1 stop Abu Dhabi Zayed Intl
£722Etihad Airways
Tue, 3 Nov - Wed, 2 Dec
Korean Air Logo
11:10 - 05:00BOS  Boston Logan Intl-SIN Singapore Changi
28h 50m1 stop Incheon Intl
Korean Air Logo
22:30 - 19:01SIN  Singapore Changi-BOS Boston Logan Intl
33h 31m2 stops Incheon Intl New York John F Kennedy Intl
£722Korean Air
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 £740 to £1,188. The lowest price found in the past 5 days was £703 on Korean Air.

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 £672 return.
•December (£1,553) and July (£1,067) 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.

Find deals

Key details for Boston to Singapore flights

Low season

October

Cheapest flight

£344
Beat the crowds with an average 71% drop in traveller numbers.
The most popular month to fly with an average 159% increase in traveller numbers.
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?

    Only Premium Economy Class is available on flights from Boston to Singapore.

  • How long is a flight from Boston to Singapore?

    A direct flight from Boston to Singapore takes 00m, covering 9,393 miles.

  • 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 £740 to £1,188, with an average of £926 over the past 12 months. Anything below £740 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 £926 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 £363, which is 29% 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 hire companies, with daily rates starting from around £44 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 £774 return on average, while Thursday is the most expensive at £1,108, a difference of £333.

    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 12 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?

    Sentosa is one of 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 £774, about £333 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 £672 return in that month – typically £882 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
    • YOTELAIR Singapore Changi Airport
    • Changi Transit Hotel Terminal 1
  • 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

Car hire in Singapore
Hotels in Singapore
Holidays in Singapore