$431 Find Cheap Flights from Boston to Singapore - Compare and Save

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Boston to Singapore departing on 8/26. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Book Cheap Boston to Singapore Plane Tickets

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Boston to Singapore that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Boston to Singapore

Tue, Aug 4 - Tue, Sep 1
United Airlines Logo
6:00 am - 6:35 pm
BOS
-
SIN
24h 35m
1 stop
United Airlines Logo
8:45 am - 10:59 pm
SIN
-
BOS
26h 14m
1 stop
$1,037United Airlines
Tue, Aug 4 - Tue, Sep 1
United Airlines Logo
6:00 am - 6:35 pm
BOS
-
SIN
24h 35m
1 stop
United Airlines Logo
8:35 pm - 11:19 am
SIN
-
BOS
26h 44m
2 stops
$1,041United Airlines
Fri, Sep 4 - Mon, Sep 21
Korean Air Logo
12:55 pm - 5:00 am
BOS
-
SIN
28h 05m
1 stop
Korean Air Logo
10:00 pm - 7:08 pm
SIN
-
BOS
33h 08m
2 stops
$1,050Korean Air
Mon, Nov 30 - Sun, Jan 24
Korean Air Logo
6:00 am - 5:00 am
BOS
-
SIN
34h 00m
2 stops
Korean Air Logo
10:30 pm - 1:47 pm
SIN
-
BOS
28h 17m
2 stops
$1,055Korean Air
Sun, Nov 29 - Sun, Jan 31
Korean Air Logo
8:45 pm - 5:00 am
BOS
-
SIN
43h 15m
2 stops
Korean Air Logo
10:30 pm - 8:40 am
SIN
-
BOS
23h 10m
1 stop
$1,056Korean Air
Tue, Dec 1 - Tue, Feb 2
Turkish Airlines Logo
8:00 pm - 8:45 am
BOS
-
SIN
23h 45m
1 stop
Turkish Airlines Logo
11:15 pm - 6:05 pm
SIN
-
BOS
31h 50m
1 stop
$1,059Turkish Airlines
Mon, Nov 30 - Fri, Jan 29
Etihad Airways Logo
3:40 pm - 9:35 am
BOS
-
SIN
28h 55m
1 stop
Etihad Airways Logo
7:25 pm - 2:10 pm
SIN
-
BOS
31h 45m
1 stop
$1,060Etihad Airways
Sun, Nov 29 - Sun, Jan 31
Korean Air Logo
8:45 pm - 5:00 am
BOS
-
SIN
43h 15m
2 stops
Korean Air Logo
10:30 pm - 3:22 pm
SIN
-
BOS
29h 52m
2 stops
$1,061Korean Air
Wed, Aug 26 - Wed, Sep 2
Multiple Airlines Logo
12:55 pm - 7:15 pm
BOS
-
SIN
42h 20m
1 stop
Multiple Airlines Logo
6:15 am - 9:27 pm
SIN
-
BOS
27h 12m
2 stops
$1,065Multiple Airlines
Fri, Sep 4 - Mon, Sep 21
Etihad Airways Logo
4:40 pm - 9:40 am
BOS
-
SIN
29h 00m
1 stop
Etihad Airways Logo
9:00 pm - 2:10 pm
SIN
-
BOS
29h 10m
1 stop
$1,066Etihad Airways
Booking Insights

KAYAK's insights & trends for Boston to Singapore flights

Get data-powered insights and trends into flights from Boston to Singapore to help you find the cheapest flights, the best time to fly and much more.

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

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from Boston to Singapore, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights from Boston to Singapore is September, when tickets cost $688 (return) on average. On the other hand, the most expensive months are July and June, when the average cost of round-trip tickets is $881 and $814 respectively.

How far in advance should I book a flight from Boston to Singapore?

To calculate weekly average prices, KAYAK takes all prices for each week before departure over the last year for round-trip flights from Boston to Singapore, removes the top 0.1% to account for outliers, and then takes the average of all the values for each week.

To get a below average price on the flight from Boston to Singapore, you should book around 2 weeks before departure, which saves you about 27% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 17 weeks before departure.

Find deals

Good to know

Low seasonFebruary
Cheapest flight$431
Best time to beat the crowds with an average 15% drop in price.
Most popular time to fly and prices are also 24% lower on average.
Flight from Boston to Singapore

FAQs - booking Singapore flights

  • How does KAYAK find such low prices on flights from Boston to Singapore?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Boston to Singapore.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Boston to Singapore?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Boston to Singapore is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Boston to Singapore?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly from Boston to Singapore with an airline and back with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Boston to Singapore?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from Boston to Singapore up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Boston to Singapore

Information on your arrival and departure airports

Boston (BOS)