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Cheap flights from Massachusetts to Siem Reap from $516

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Massachusetts to Siem Reap departing on 4/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Massachusetts to Siem Reap

Cheap round-trip flights

Enter your travel dates to find the best prices.
Singapore Airlines Logo
11:05 am - 9:40 am
BOS
-
SAI
35h 35m
3 stops
Singapore Airlines Logo
10:30 am - 11:58 pm
SAI
-
BOS
48h 28m
2 stops
$1,193Singapore Airlines
Tue, Apr 7 - Mon, Apr 20
Multiple Airlines Logo
10:00 pm - 12:15 pm
BOS
-
SAI
27h 15m
2 stops
Multiple Airlines Logo
7:25 pm - 3:05 pm
SAI
-
BOS
30h 40m
2 stops
$1,228Multiple Airlines
Mon, Apr 6 - Mon, Apr 20
Multiple Airlines Logo
10:00 pm - 6:45 pm
BOS
-
SAI
33h 45m
2 stops
Multiple Airlines Logo
7:25 pm - 3:05 pm
SAI
-
BOS
30h 40m
2 stops
$1,239Multiple Airlines
Wed, Apr 8 - Mon, Apr 20
Singapore Airlines Logo
11:05 am - 9:40 am
BOS
-
SAI
35h 35m
3 stops
Singapore Airlines Logo
10:30 am - 9:24 pm
SAI
-
BOS
45h 54m
3 stops
$1,246Singapore Airlines
Tue, Apr 7 - Mon, Apr 20
Multiple Airlines Logo
10:00 pm - 12:15 pm
BOS
-
SAI
27h 15m
2 stops
Multiple Airlines Logo
7:25 pm - 3:05 pm
SAI
-
BOS
30h 40m
2 stops
$1,268Multiple Airlines
Mon, Apr 6 - Sun, Apr 19
Multiple Airlines Logo
10:00 pm - 6:45 pm
BOS
-
SAI
33h 45m
2 stops
Multiple Airlines Logo
7:25 pm - 3:05 pm
SAI
-
BOS
30h 40m
2 stops
$1,279Multiple Airlines
Wed, Apr 8 - Sun, Apr 19
Singapore Airlines Logo
11:05 am - 9:40 am
BOS
-
SAI
35h 35m
3 stops
Singapore Airlines Logo
10:30 am - 11:59 pm
SAI
-
BOS
48h 29m
3 stops
$1,365Singapore Airlines
Mon, Apr 6 - Mon, Apr 20
Singapore Airlines Logo
3:05 pm - 9:40 am
BOS
-
SAI
31h 35m
3 stops
Singapore Airlines Logo
10:30 am - 11:58 pm
SAI
-
BOS
48h 28m
2 stops
$1,414Singapore Airlines
Mon, Apr 6 - Tue, Apr 21
Singapore Airlines Logo
11:05 am - 3:10 pm
BOS
-
SAI
41h 05m
3 stops
Singapore Airlines Logo
10:30 am - 11:58 pm
SAI
-
BOS
48h 28m
2 stops
$1,454Singapore Airlines
Mon, Apr 6 - Sun, Apr 19
Singapore Airlines Logo
11:05 am - 3:10 pm
BOS
-
SAI
41h 05m
3 stops
Singapore Airlines Logo
10:30 am - 11:59 pm
SAI
-
BOS
48h 29m
3 stops
$1,489Singapore Airlines
Wed, Apr 8 - Mon, Apr 20

Singapore Airlines flights from Massachusetts to Region of Siem Reap

Our best Singapore Airlines deals on Massachusetts to Region of Siem Reap flight tickets
Singapore Airlines
Apr 7
BOS11:05 amBoston Logan Intl
35h 35m
3 stops
SAI9:40 amSiem Reap–Angkor Intl
Apr 20
SAI10:30 amSiem Reap–Angkor Intl
48h 28m
2 stops
BOS11:58 pmBoston Logan Intl
$1,193
Singapore Airlines
Apr 7
BOS11:05 amBoston Logan Intl
35h 35m
3 stops
SAI9:40 amSiem Reap–Angkor Intl
Apr 20
SAI10:30 amSiem Reap–Angkor Intl
45h 54m
3 stops
BOS9:24 pmBoston Logan Intl
$1,246
Singapore Airlines
Apr 6
BOS11:05 amBoston Logan Intl
35h 35m
3 stops
SAI9:40 amSiem Reap–Angkor Intl
Apr 20
SAI10:30 amSiem Reap–Angkor Intl
48h 29m
3 stops
BOS11:59 pmBoston Logan Intl
$1,365

momondo Fare Finder

 
Customize your flight search to find flights from Massachusetts to Region of Siem Reap that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated February 5, 2026.
Use the filters below to find and compare flights from Massachusetts to Siem Reap that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BostonSiem Reap

BOS - SAI

BOSSAI

Boston Logan Intl

Tue 4/7

11:05 am-9:40 am

3 stops35h 35m

Siem Reap–Angkor Intl

Mon 4/20

10:30 am-11:58 pm

2 stops48h 28m

$1,193

BostonSiem Reap

BOS - SAI

BOSSAI

Boston Logan Intl

Mon 4/6

10:00 pm-12:15 pm

2 stops27h 15m

Siem Reap–Angkor Intl

Mon 4/20

7:25 pm-3:05 pm

2 stops30h 40m

$1,228

BostonSiem Reap

BOS - SAI

BOSSAI

Boston Logan Intl

Wed 4/8

10:00 pm-6:45 pm

2 stops33h 45m

Siem Reap–Angkor Intl

Mon 4/20

7:25 pm-3:05 pm

2 stops30h 40m

$1,239

BostonSiem Reap

BOS - SAI

BOSSAI

Boston Logan Intl

Tue 4/7

11:05 am-9:40 am

3 stops35h 35m

Siem Reap–Angkor Intl

Mon 4/20

10:30 am-9:24 pm

3 stops45h 54m

$1,246

BostonSiem Reap

BOS - SAI

BOSSAI

Boston Logan Intl

Mon 4/6

10:00 pm-12:15 pm

2 stops27h 15m

Siem Reap–Angkor Intl

Sun 4/19

7:25 pm-3:05 pm

2 stops30h 40m

$1,268

BostonSiem Reap

BOS - SAI

BOSSAI

Boston Logan Intl

Wed 4/8

10:00 pm-6:45 pm

2 stops33h 45m

Siem Reap–Angkor Intl

Sun 4/19

7:25 pm-3:05 pm

2 stops30h 40m

$1,279

BostonSiem Reap

BOS - SAI

BOSSAI

Boston Logan Intl

Mon 4/6

11:05 am-9:40 am

3 stops35h 35m

Siem Reap–Angkor Intl

Mon 4/20

10:30 am-11:59 pm

3 stops48h 29m

$1,365

BostonSiem Reap

BOS - SAI

BOSSAI

Boston Logan Intl

Mon 4/6

3:05 pm-9:40 am

3 stops31h 35m

Siem Reap–Angkor Intl

Tue 4/21

10:30 am-11:58 pm

2 stops48h 28m

$1,414

BostonSiem Reap

BOS - SAI

BOSSAI

Boston Logan Intl

Mon 4/6

11:05 am-3:10 pm

3 stops41h 05m

Siem Reap–Angkor Intl

Sun 4/19

10:30 am-11:58 pm

2 stops48h 28m

$1,454

BostonSiem Reap

BOS - SAI

BOSSAI

Boston Logan Intl

Wed 4/8

11:05 am-3:10 pm

3 stops41h 05m

Siem Reap–Angkor Intl

Mon 4/20

10:30 am-11:59 pm

3 stops48h 29m

$1,489

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
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See travel insights to Siem Reap from

How to get the cheapest flight ticket from Massachusetts to Region of Siem Reap

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Massachusetts to Siem Reap?

United Airlines is the most popular carrier operating from Massachusetts to Siem Reap

Cheap Massachusetts to Region of Siem Reap flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Massachusetts to Region of Siem Reap

Fastest flight time

24h 00m

Direct flights

None
The fastest flight from Massachusetts to Region of Siem Reap takes 24h 00m
There are no direct flights from Massachusetts to Region of Siem Reap. There are no popular flight routes from Massachusetts to Region of Siem Reap.
Search flight deals

  • When did momondo last update prices for flights from Massachusetts to Siem Reap?

    Prices for flights from Massachusetts to Siem Reap refresh daily.

  • How old do you have to be to fly from Massachusetts to Siem Reap?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Massachusetts to Siem Reap.

  • What documentation or ID do you need to fly to Siem Reap?

    The travel and health documents required for your trip to Siem Reap can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Siem Reap. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

Why should I use momondo to find a flight deal from Massachusetts to Siem Reap?

Finding the right flight to Siem Reap from Massachusetts is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Siem Reap quick and easy, saving you time and money.

Can I find flights from Massachusetts to Siem Reap with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Siem Reap from Massachusetts with this policy.

How can momondo help me find flights from Massachusetts to Siem Reap?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Massachusetts to Siem Reap.

I’m not ready to book a flight from Massachusetts to Siem Reap right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Massachusetts to Siem Reap flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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