RM 1,502 Find Cheap Flights from Boston to Southeast Asia

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 Southeast Asia departing on 4/2. 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

KAYAK searches hundreds of travel sites at once for deals on flights to Southeast Asia

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Boston to Southeast Asia, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Boston to Southeast Asia, as well as popular online travel agencies
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Flight Deals

Best Southeast Asia Flight Deals from Boston

Cheapest return prices found by our users on KAYAK in the last 72 hours
Kuala Lumpur
Kuala Lumpur2 stopsRM 3,044
Kota Kinabalu
Kota Kinabalu2 stopsRM 5,478
Penang
Penang2 stopsRM 3,044
Kuala Lumpur
Kuala Lumpur2 stopsRM 3,044
Kota Kinabalu
Kota Kinabalu2 stopsRM 5,478
Penang
Penang2 stopsRM 3,044

Cheap Flights from Boston to Southeast Asia

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for return flights from Boston to Southeast Asia 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 return flight deals from Boston to Southeast Asia

Tue, 5 May - Wed, 13 May
United Airlines Logo
07:35 - 11:05
BOS
-
PEN
39h 30m
2 stops
United Airlines Logo
11:55 - 01:10
PEN
-
BOS
49h 15m
2 stops
RM 3,044United Airlines
Mon, 20 Apr - Mon, 18 May
ANA Logo
12:30 - 06:00
BOS
-
KUL
29h 30m
2 stops
ANA Logo
14:15 - 16:16
KUL
-
BOS
38h 01m
2 stops
RM 3,044ANA
Tue, 5 May - Wed, 13 May
United Airlines Logo
07:35 - 11:05
BOS
-
PEN
39h 30m
2 stops
United Airlines Logo
11:55 - 17:14
PEN
-
BOS
41h 19m
2 stops
RM 3,048United Airlines
Mon, 20 Apr - Mon, 18 May
ANA Logo
12:30 - 06:00
BOS
-
KUL
29h 30m
2 stops
ANA Logo
14:15 - 17:22
KUL
-
BOS
39h 07m
2 stops
RM 3,048ANA
Mon, 20 Apr - Mon, 18 May
Korean Air Logo
12:55 - 21:50
BOS
-
KUL
44h 55m
1 stop
Korean Air Logo
23:10 - 15:19
KUL
-
BOS
28h 09m
2 stops
RM 3,119Korean Air
Mon, 23 Feb - Wed, 29 Apr
Delta Logo
05:35 - 05:00
BOS
-
SIN
34h 25m
2 stops
Delta Logo
01:10 - 23:59
SIN
-
BOS
34h 49m
2 stops
RM 3,984Delta
Sun, 3 May - Wed, 13 May
Delta Logo
18:45 - 23:40
BOS
-
SIN
40h 55m
2 stops
Delta Logo
07:30 - 06:35
SIN
-
BOS
35h 05m
2 stops
RM 4,004Delta
Tue, 17 Mar - Thu, 7 May
Cathay Pacific Logo
01:30 - 12:00
BOS
-
PEN
22h 30m
1 stop
Cathay Pacific Logo
13:00 - 23:05
PEN
-
BOS
22h 05m
1 stop
RM 4,415Cathay Pacific
Wed, 18 Mar - Thu, 7 May
Singapore Airlines Logo
14:15 - 09:20
BOS
-
PEN
31h 05m
3 stops
Singapore Airlines Logo
21:25 - 23:59
PEN
-
BOS
38h 34m
2 stops
RM 4,550Singapore Airlines
Fri, 13 Feb - Fri, 6 Mar
Cathay Pacific Logo
00:30 - 00:30
BOS
-
BKI
35h 00m
1 stop
Cathay Pacific Logo
01:30 - 22:00
BKI
-
BOS
33h 30m
1 stop
RM 19,732Cathay Pacific
Booking Insights

KAYAK's insights & trends for Boston to Southeast Asia flights

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

Can I save money by flying with a stopover from Boston to Southeast Asia?

The average return price for all direct flights, flights with one stopover, and flights with two stopovers for the route found by users searching on KAYAK in the last 2 weeks.

No, with an average price for the route of RM 1,563, prices are generally cheapest when you fly direct.

What is the cheapest month to fly from Boston to Southeast Asia?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from Boston to Southeast Asia, 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 Southeast Asia is September, when tickets cost RM 3,451 (return) on average. On the other hand, the most expensive months are December and June, when the average cost of return tickets is RM 6,984 and RM 5,553 respectively.

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

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 Southeast Asia, 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 Southeast Asia, you should book around 1 week before departure. For the absolute cheapest price, our data suggests you should book 9 weeks before departure.

Good to know

Low seasonSeptember
Best time to beat the crowds (19% less expensive on average)
Most popular time to fly (49% more expensive on average)

FAQs - booking Southeast Asia flights

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

    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 Southeast Asia.

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

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

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

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly from Boston to Southeast Asia 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 Southeast Asia?

    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 Southeast Asia 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 to Southeast Asia

Information on your arrival and departure airports