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Cheap flights from Boston to Phnom Penh from $612

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to Phnom Penh departing on 3/25. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Boston to Phnom Penh

Cheap round-trip flights

These are some of the best round-trip flight deals from Boston to Phnom Penh that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Boston to Phnom Penh.

Cheap last minute flights

Planning a quick getaway from Boston to Phnom Penh? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Phnom Penh, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Boston to Phnom Penh

Find recent round-trip train or bus tickets from Boston to Phnom Penh.

All round-trip flight deals to Phnom Penh

The cheapest plane tickets to Phnom Penh found on KAYAK recently.
12:30 am - 10:25 amBOS-PNH
21h 55m1 stop
11:25 am - 10:20 pmPNH-BOS
21h 55m1 stop
$931Cathay Pacific
Find Deal
Sun, Mar 2 - Mon, May 19
12:30 am - 10:25 amBOS-PNH
21h 55m1 stop
11:25 am - 10:20 pmPNH-BOS
21h 55m1 stop
$942Cathay Pacific
Find Deal
Sun, Mar 2 - Mon, May 19
5:05 pm - 12:45 pmBOS-PNH
32h 40m2 stops
2:05 pm - 8:12 amPNH-BOS
29h 07m2 stops
Wed, Mar 26 - Wed, Apr 23
6:00 pm - 12:45 pmBOS-PNH
30h 45m2 stops
11:45 pm - 9:52 pmPNH-BOS
34h 07m2 stops
Thu, Feb 6 - Sun, Feb 23
1:05 pm - 10:10 pmBOS-PNH
22h 05m1 stop
11:40 pm - 10:30 amPNH-BOS
21h 50m1 stop
$996Korean Air
Find Deal
Tue, Apr 1 - Thu, May 8
9:15 pm - 3:25 pmBOS-PNH
30h 10m2 stops
5:40 pm - 2:50 pmPNH-BOS
32h 10m2 stops
$1,061Qatar Airways
Find Deal
Sun, Mar 2 - Sun, Jul 13
9:15 pm - 3:25 pmBOS-PNH
30h 10m2 stops
5:30 pm - 2:50 pmPNH-BOS
32h 20m2 stops
$1,064Qatar Airways
Find Deal
Tue, Jan 28 - Thu, Apr 3
11:00 am - 10:25 pmBOS-PNH
23h 25m1 stop
11:45 pm - 3:52 pmPNH-BOS
28h 07m2 stops
$1,082Korean Air
Find Deal
Thu, Feb 6 - Sun, Feb 23
10:10 pm - 6:25 pmBOS-PNH
32h 15m2 stops
9:30 pm - 1:55 pmPNH-BOS
28h 25m2 stops
$1,180Emirates
Find Deal
Mon, Feb 10 - Mon, Mar 3
10:10 pm - 6:25 pmBOS-PNH
32h 15m2 stops
8:50 pm - 2:10 pmPNH-BOS
28h 20m2 stops
$1,181Emirates
Find Deal
Mon, Jan 20 - Tue, Apr 1
1:30 am - 10:25 amBOS-PNH
21h 55m1 stop
$612Cathay Pacific
Find Deal
Tue, Mar 25
12:00 pm - 10:25 pmBOS-PNH
23h 25m1 stop
$628Korean Air
Find Deal
Wed, Mar 26
10:00 am - 10:25 pmBOS-PNH
25h 25m2 stops
$689Korean Air
Find Deal
Wed, Mar 26
10:40 am - 8:35 amBOS-PNH
34h 55m3 stops
$770Singapore Airlines
Find Deal
Wed, Mar 26
6:10 pm - 9:55 amBOS-PNH
28h 45m3 stops
Mon, Jun 9
6:40 pm - 10:55 pmBOS-PNH
41h 15m2 stops
Mon, Jun 9
1:15 pm - 10:10 pmBOS-PNH
21h 55m1 stop
$975Korean Air
Find Deal
Mon, Jun 9
1:45 am - 10:15 amBOS-PNH
21h 30m1 stop
$1,218Cathay Pacific
Find Deal
Sun, Jun 8
1:30 am - 12:15 amBOS-PNH
35h 45m2 stops
$4,513
Find Deal
Tue, Mar 25

Emirates flights from Boston to Phnom Penh

Our best Emirates deals on Boston to Phnom Penh flight tickets
Emirates
Feb 10
BOS10:10 pmBoston Logan Intl
32h 15m
2 stops
PNH6:25 pmPhnom Penh Pochentong
Mar 3
PNH9:30 pmPhnom Penh Pochentong
28h 25m
2 stops
BOS1:55 pmBoston Logan Intl
Emirates
Jan 20
BOS10:10 pmBoston Logan Intl
32h 15m
2 stops
PNH6:25 pmPhnom Penh Pochentong
Apr 1
PNH8:50 pmPhnom Penh Pochentong
28h 20m
2 stops
BOS2:10 pmBoston Logan Intl
Emirates
Jan 23
BOS10:10 pmBoston Logan Intl
32h 15m
2 stops
PNH6:25 pmPhnom Penh Pochentong
Mar 31
PNH8:50 pmPhnom Penh Pochentong
28h 20m
2 stops
BOS2:10 pmBoston Logan Intl

Asiana Airlines flights from Boston to Phnom Penh

Our best Asiana Airlines deals on Boston to Phnom Penh flight tickets
Asiana Airlines
Feb 20
BOS7:00 amBoston Logan Intl
28h 20m
2 stops
PNH11:20 pmPhnom Penh Pochentong
Apr 23
PNH11:55 pmPhnom Penh Pochentong
35h 17m
2 stops
BOS12:12 amBoston Logan Intl
Asiana Airlines
Jan 29
BOS5:55 pmBoston Logan Intl
41h 25m
2 stops
PNH11:20 pmPhnom Penh Pochentong
Mar 4
PNH12:30 amPhnom Penh Pochentong
35h 29m
2 stops
BOS11:59 pmBoston Logan Intl
Asiana Airlines
Apr 6
BOS7:00 amBoston Logan Intl
28h 55m
2 stops
PNH10:55 pmPhnom Penh Pochentong
Apr 21
PNH11:55 pmPhnom Penh Pochentong
43h 00m
2 stops
BOS7:55 amBoston Logan Intl

See travel insights to Phnom Penh from

How to get the cheapest flight ticket from Boston to Phnom Penh

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 typical price of a round-trip flight between Boston and Phnom Penh?

What is the cheapest month to fly to Phnom Penh?

In general, September is the cheapest month to fly from Boston to Phnom Penh. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,176. If you aren’t able to travel to Phnom Penh during the month of September, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $1,179.

What is the cheapest day to depart on your flight to Phnom Penh?

The cheapest day to depart from Boston to Phnom Penh is on a Monday. Travelers who choose to depart for Phnom Penh on a Monday will often find tickets for as low as $1,250. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Boston to Phnom Penh for around $1,486.

What is the cheapest time of day to depart on your flight to Phnom Penh?

According to our data, the cheapest time of day to fly to Phnom Penh is in the evening. momondo users have found flights departing from Boston to Phnom Penh in the evening for as low as $1,215. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Phnom Penh are more costly in the afternoon, with an average ticket price of $1,607. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

How far in advance should I book a flight to Phnom Penh?

We recommend purchasing flights from Boston to Phnom Penh 54 days ahead of your departure date because this is when momondo users tend to see the best flight rates. On average, our users have found flights to Phnom Penh for $1,373. However, in the past 72 hours, people saw flights from Boston for as low as $915.

Can stopping save me money on Boston to Phnom Penh flights?

You could potentially save up to 11% on your flight if you consider stops on a Boston to Phnom Penh flight.

How have Boston to Phnom Penh flight prices changed over time?

As of December 2024, prices for Boston to Phnom Penh flights are approximately 3% more expensive when compared to flights at the same time last year.

When to book flights from Boston to Phnom Penh

Are you open to changing your travel dates? Check out the ideal times to fly from Boston to Phnom Penh according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Boston to Phnom Penh (BOS to PNH) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to Phnom Penh

Best Price Found

$612

Fastest flight time

21h 30m

Direct flights

None

Airports in Phnom Penh

1 airport
The best one-way flight to Phnom Penh from Boston in the past 72 hours is $612. The best round-trip flight deal from Boston to Phnom Penh found on momondo in the last 72 hours is $931.
The fastest flight from Boston to Phnom Penh takes 21h 30m
There are no direct flights from Boston to Phnom Penh. Popular non-direct route for this connection is Boston Logan Intl Airport - Phnom Penh Pochentong Airport.
There is 1 airport near Phnom Penh: Phnom Penh Pochentong (PNH)

  • How far is Boston Logan Intl to Phnom Penh Pochentong by plane?

    Phnom Penh Pochentong is 8696.3 mi away from Boston Logan Intl. In terms of flight time, this usually takes a little over 21h 30m.

  • When did momondo last update prices for flights from Boston Logan Intl Airport to Phnom Penh Pochentong Airport?

    Prices for flights from Boston Logan Intl Airport to Phnom Penh Pochentong Airport were last updated today.

  • How many operators does momondo search for flights from Boston Logan Intl Airport to Phnom Penh Pochentong Airport?

  • How old do you have to be to fly from Boston Logan Intl Airport to Phnom Penh Pochentong Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Boston Logan Intl Airport to Phnom Penh Pochentong Airport.

  • What documentation or ID do you need to fly to Phnom Penh Pochentong Airport?

    The travel and health documents required for your trip to Phnom Penh Pochentong Airport 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 Phnom Penh Pochentong Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Boston to Phnom Penh?


Best airlines flying from Boston to Phnom Penh

Compare and see reviews for airlines that fly from Boston to Phnom Penh with momondo
Airline
Rating
Free Cancellation
Price
Cathay PacificPriceFrom $829Free CancellationRating
7.5
829 reviews
Search Cathay Pacific flights
Qatar AirwaysPriceFrom $1,029Free CancellationRating
7.5
3,785 reviews
Search Qatar Airways flights
Korean AirPriceFrom $1,062Free CancellationRating
8.4
1,023 reviews
Search Korean Air flights
EmiratesPriceFrom $1,149Free CancellationRating
8.1
3,388 reviews
Search Emirates flights

Why use momondo?

Why should I use momondo to find a flight deal from Boston to Phnom Penh?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Phnom Penh from Boston.

Can I find flights from Boston to Phnom Penh with flexible booking policies on momondo?

Flights from Boston to Phnom Penh with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Boston to Phnom Penh?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Phnom Penh from Boston.

I’m not ready to book a flight from Boston to Phnom Penh right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Phnom Penh from Boston. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.


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