Cheap Flights from Boston to Phnom Penh
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RatePunk searches hundreds of travel sites at once for deals on flights to Phnom Penh
Prices updated 24 days ago
486,190 searches this week
171 airlines compared
80%+ AI score for best value
Fares are subject to change and may not be available for all dates. (Data last updated May 29, 2026.)
Today’s best flight deals from Boston to Phnom Penh
Explore current cheapest deals departing from Boston to Phnom Penh
Round trip
Sort by: Cheapest
October 15 - October 29
BOS - Phnom Penh
$1,352
$1,078
Round trip
November 25 - December 9
BOS - Phnom Penh
$1,343
$1,078
Round trip
September 10 - September 15
BOS - Phnom Penh
$1,243
$1,078
Round trip
September 10 - September 24
BOS - Phnom Penh
$1,177
$1,078
Round trip
September 7 - October 5
BOS - Phnom Penh
$1,175
$1,078
Round trip
September 10 - September 17
BOS - Phnom Penh
$1,219
$1,078
Round trip
October 14 - October 21
BOS - Phnom Penh
$1,373
$1,078
Round trip
September 21 - October 20
BOS - Phnom Penh
$1,204
$1,078
Round trip
October 13 - October 20
BOS - Phnom Penh
$1,373
$1,078
Round trip
September 24 - October 13
BOS - Phnom Penh
$1,214
$1,078
Round trip
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Route Intelligence — 486,190 Searches this Week
Insights for flights from Boston to Phnom Penh
How much is a round trip from Boston to Phnom Penh
Regular price: $1,179 - $2,084
Prices are currently below the regular range.
The regular price range for flights from Boston to Phnom Penh is between $1179 and $2084. The current lowest deal is $1078 with Cathay Pacific, for travel from Oct 15 to Oct 29.
now $1,078
Low $1,179
High $2,084
The cheapest time to fly from Boston to Phnom Penh
The cheapest month to fly from Boston to Phnom Penh is April, with a median price of $1140. The most expensive month is May, with a median price of $1497. Generally, prices are lower from April to June.
April
Flights from $1,140
May
Flights from $1,497
Direct flights from Boston to Phnom Penh
Cathay Pacific
Etihad Airways
Last-minute flights going from Boston to Phnom Penh
Wed, Jun 24
BOS - Phnom Penh
Boston (BOS) - Phnom Penh (KTI)
$1,361
$1,180
One-way
Wed, Jun 24
BOS - Phnom Penh
Boston (BOS) - Phnom Penh (KTI)
$1,342
$1,180
One-way
Wed, Jun 24
BOS - Phnom Penh
Boston (BOS) - Phnom Penh (KTI)
$1,339
$1,180
One-way
Wed, Jun 24
BOS - Phnom Penh
Boston (BOS) - Phnom Penh (KTI)
$1,314
$1,180
One-way
Thu, Jul 30
BOS - Phnom Penh
Boston (BOS) - Phnom Penh (KTI)
Etihad Airways
$1,202
$1,246
One-way
Sun, Aug 9
BOS - Phnom Penh
Boston (BOS) - Phnom Penh (KTI)
$1,206
$1,170
One-way
Biggest price drops on these dates for flights from Boston to Phnom Penh
Oct 13 - Oct 20
$1,373 → $1,078
21%
Oct 14 - Oct 21
$1,373 → $1,078
21%
Oct 15 - Oct 29
$1,352 → $1,078
20%
Nov 25 - Dec 9
$1,343 → $1,078
20%
Popular Airports to fly from Boston to Phnom Penh
Boston - Phnom Penh route insights
💸 Price insights
Recent fares are below the typical level.
Recent fares from Boston to Phnom Penh are below the typical level for this route.
📅 Best time to fly
April is historically the cheapest month to fly.
Historically, April offers the lowest median price at $1140 for flights from Boston to Phnom Penh.
⏱️ Flight duration
Flights typically take 61 hours 0 minutes.
The median flight duration from Boston to Phnom Penh is 61 hours 0 minutes with multiple stops.
✈️ Airlines & availability
Connecting flights are dominant on this route.
This route primarily features connecting flights, with a median of 4 stopovers.
🏆 Airline highlight
Cathay Pacific offers deals on this route.
Cathay Pacific is a prominent airline offering deals for flights from Boston to Phnom Penh.
🎯 Booking tip
Deals for this route are rare.
Deals for flights from Boston to Phnom Penh are historically rare, so book when you see a good price.
Boston main airports to depart from
Logan International (BOS)
Boston Logan International Airport is a good choice for flights from Boston to Phnom Penh.
📍 ~5 km from city center (reachable by car, bus, or subway)
💸 Flights from ~$1078
Phnom Penh main airports to arrive at
Techo International Airport (KTI)
Techo International Airport is a convenient arrival airport for flights from Boston to Phnom Penh.
📍 ~20 km from Phnom Penh (reachable by car)
💸 Flights from ~$1021
Phnom Penh International (PNH)
Phnom Penh International is a good option for travelers flying from Boston to Phnom Penh.
📍 ~5 km from Phnom Penh (reachable by car)
💸 Flights from ~$1078
Airports nearby Phnom Penh used as alternative
Techo International Airport (KTI)
Techo International Airport is a new primary international gateway for Phnom Penh, offering increased capacity.
📍 ~20 km from destination city (reachable by car)
💸 Flights from ~$1022
Siem Reap–Angkor International Airport (SAI)
Siem Reap–Angkor International Airport is a major Cambodian international airport with good regional connectivity.
📍 ~260 km from destination city (reachable by bus or car)
💸 Flights from ~$1227
Tan Son Nhat International (SGN)
Tan Son Nhat International is a major regional hub with extensive long-haul flight options and competitive pricing.
📍 ~210 km from destination city (requires border crossing)
💸 Flights from ~$969
Sihanoukville International (KOS)
Sihanoukville International is located within Cambodia and offers easy access via the expressway.
📍 ~180 km from destination city (reachable by car)
💸 Flights from ~$1324
Phu Quoc International Airport (PQC)
Phu Quoc International Airport is an international airport with growing connectivity, geographically close to Cambodia.
📍 ~200 km from destination city (requires border crossing)
💸 Flights from ~$1261
Business & First Class Flight Deals to Phnom Penh
Discover luxury on the budget with premium cabin class on flights from Boston to Phnom Penh.
Elite
Best Elite deals to Phnom Penh
Exclusive daily First Class, Business Class, and Premium Economy flight deals, refreshed every 24 hours.
From BOS
Elite
Jul 28
Phnom Penh, Cambodia
91% AI deal score
$6,905
$4,926
Save $1,979
From BOS
Elite
Jul 29
Phnom Penh, Cambodia
91% AI deal score
$6,900
$4,926
Save $1,974
From BOS
Elite
Jul 25
Phnom Penh, Cambodia
90% AI deal score
$7,033
$5,176
Save $1,857
From BOS
Elite
Dec 09
Phnom Penh, Cambodia
85% AI deal score
$7,608
$5,686
Save $1,922
From BOS
Elite
Dec 10
Phnom Penh, Cambodia
85% AI deal score
$7,608
$5,702
Save $1,906
From BOS
Elite
Dec 11
Phnom Penh, Cambodia
85% AI deal score
$7,668
$5,852
Save $1,816
From BOS
Elite
Dec 13
Phnom Penh, Cambodia
84% AI deal score
$7,562
$5,886
Save $1,676
From BOS
Elite
Jul 30
Phnom Penh, Cambodia
84% AI deal score
$2,868
$2,416
Save $452
From BOS
Elite
Jul 29
Phnom Penh, Cambodia
84% AI deal score
$2,870
$2,416
Save $454
From BOS
Elite
Jul 30
Phnom Penh, Cambodia
81% AI deal score
$6,900
$5,876
Save $1,024
From BOS
Elite
Jul 18
Phnom Penh, Cambodia
81% AI deal score
$7,033
$6,099
Save $934
From BOS
Elite
Aug 01
Phnom Penh, Cambodia
81% AI deal score
$6,864
$6,112
Save $752
From BOS
Elite
Jul 15
Phnom Penh, Cambodia
81% AI deal score
$7,573
$6,300
Save $1,273
From BOS
Elite
Jul 16
Phnom Penh, Cambodia
81% AI deal score
$7,692
$6,355
Save $1,337
From BOS
Elite
Oct 06
Phnom Penh, Cambodia
79% AI deal score
$7,178
$6,369
Save $809
From BOS
Elite
Sep 20
Phnom Penh, Cambodia
79% AI deal score
$7,108
$6,645
Save $463
From BOS
Elite
Jun 22
Phnom Penh, Cambodia
78% AI deal score
$7,608
$6,309
Save $1,299
From BOS
Elite
Oct 28
Phnom Penh, Cambodia
78% AI deal score
$7,344
$6,317
Save $1,027
From BOS
Elite
Jul 12
Phnom Penh, Cambodia
78% AI deal score
$7,391
$6,317
Save $1,074
From BOS
Elite
Dec 02
Phnom Penh, Cambodia
78% AI deal score
$7,620
$6,340
Save $1,280
From BOS
Elite
Dec 12
Phnom Penh, Cambodia
78% AI deal score
$7,668
$6,444
Save $1,224
From BOS
Elite
Jul 08
Phnom Penh, Cambodia
78% AI deal score
$7,497
$6,832
Save $665
From BOS
Elite
Jul 07
Phnom Penh, Cambodia
78% AI deal score
$7,503
$6,864
Save $639
From BOS
Elite
Jul 15
Phnom Penh, Cambodia
78% AI deal score
$7,514
$6,865
Save $649
From BOS
Elite
Jul 09
Phnom Penh, Cambodia
78% AI deal score
$7,529
$6,920
Save $609
From BOS
Elite
Nov 17
Phnom Penh, Cambodia
77% AI deal score
$7,249
$6,313
Save $936
From BOS
Elite
Sep 10
Phnom Penh, Cambodia
77% AI deal score
$7,239
$6,317
Save $922
From BOS
Elite
Sep 29
Phnom Penh, Cambodia
77% AI deal score
$7,107
$6,317
Save $790
From BOS
Elite
Jul 12
Phnom Penh, Cambodia
77% AI deal score
$7,365
$6,317
Save $1,048
From BOS
Elite
Dec 09
Phnom Penh, Cambodia
77% AI deal score
$7,608
$6,587
Save $1,021
From BOS
Elite
Dec 10
Phnom Penh, Cambodia
77% AI deal score
$7,608
$6,603
Save $1,005
From BOS
Elite
Sep 26
Phnom Penh, Cambodia
77% AI deal score
$7,225
$6,646
Save $579
From BOS
Elite
Sep 03
Phnom Penh, Cambodia
77% AI deal score
$7,277
$6,895
Save $382
From BOS
Elite
Jul 14
Phnom Penh, Cambodia
77% AI deal score
$3,185
From BOS
Elite
Jul 08
Phnom Penh, Cambodia
77% AI deal score
$3,185
From BOS
Elite
Jul 15
Phnom Penh, Cambodia
77% AI deal score
$3,185
From BOS
Elite
Jul 16
Phnom Penh, Cambodia
76% AI deal score
$6,905
$6,317
Save $588
From BOS
Elite
Sep 23
Phnom Penh, Cambodia
76% AI deal score
$7,043
$6,317
Save $726
From BOS
Elite
Aug 09
Phnom Penh, Cambodia
76% AI deal score
$6,785
$6,317
Save $468
From BOS
Elite
Jul 27
Phnom Penh, Cambodia
76% AI deal score
$7,033
$6,434
Save $599
From BOS
Elite
Sep 11
Phnom Penh, Cambodia
76% AI deal score
$7,215
$6,595
Save $620
From BOS
Elite
Oct 26
Phnom Penh, Cambodia
76% AI deal score
$7,394
$6,595
Save $799
From BOS
Elite
Jul 02
Phnom Penh, Cambodia
76% AI deal score
$7,377
$6,595
Save $782
From BOS
Elite
Oct 01
Phnom Penh, Cambodia
76% AI deal score
$7,325
$6,595
Save $730
From BOS
Elite
Dec 11
Phnom Penh, Cambodia
76% AI deal score
$7,668
$6,753
Save $915
From BOS
Elite
Dec 13
Phnom Penh, Cambodia
76% AI deal score
$7,572
$6,787
Save $785
From BOS
Elite
Dec 11
Phnom Penh, Cambodia
76% AI deal score
$7,668
$6,903
Save $765
From BOS
Elite
Jun 30
Phnom Penh, Cambodia
76% AI deal score
$7,134
$7,019
Save $115
From BOS
Elite
Jul 18
Phnom Penh, Cambodia
76% AI deal score
$3,445
From BOS
Elite
Jul 14
Phnom Penh, Cambodia
76% AI deal score
$3,770
From BOS
Elite
Jul 16
Phnom Penh, Cambodia
76% AI deal score
$3,770
From BOS
Elite
Jun 30
Phnom Penh, Cambodia
76% AI deal score
$3,770
From BOS
Elite
Jul 07
Phnom Penh, Cambodia
76% AI deal score
$3,770
From BOS
Elite
Jul 15
Phnom Penh, Cambodia
76% AI deal score
$3,770
From BOS
Elite
Jul 01
Phnom Penh, Cambodia
76% AI deal score
$3,952
From BOS
Elite
Jul 13
Phnom Penh, Cambodia
75% AI deal score
$7,524
$6,758
Save $766
From BOS
Elite
Nov 30
Phnom Penh, Cambodia
75% AI deal score
$7,208
$6,805
Save $403
From BOS
Elite
Aug 27
Phnom Penh, Cambodia
75% AI deal score
$6,852
From BOS
Elite
Aug 25
Phnom Penh, Cambodia
75% AI deal score
$6,866
From BOS
Elite
Jul 04
Phnom Penh, Cambodia
75% AI deal score
$6,931
$6,923
Save $8
From BOS
Elite
Dec 09
Phnom Penh, Cambodia
75% AI deal score
$7,608
$7,012
Save $596
From BOS
Elite
Dec 09
Phnom Penh, Cambodia
75% AI deal score
$7,608
$7,012
Save $596
From BOS
Elite
Sep 23
Phnom Penh, Cambodia
75% AI deal score
$3,507
From BOS
Elite
Sep 22
Phnom Penh, Cambodia
75% AI deal score
$3,507
From BOS
Elite
Sep 01
Phnom Penh, Cambodia
75% AI deal score
$3,524
From BOS
Elite
Sep 01
Phnom Penh, Cambodia
75% AI deal score
$3,524
From BOS
Elite
Sep 23
Phnom Penh, Cambodia
75% AI deal score
$3,530
From BOS
Elite
Sep 01
Phnom Penh, Cambodia
75% AI deal score
$3,530
From BOS
Elite
Sep 22
Phnom Penh, Cambodia
75% AI deal score
$3,530
From BOS
Elite
Sep 22
Phnom Penh, Cambodia
75% AI deal score
$3,532
From BOS
Elite
Sep 23
Phnom Penh, Cambodia
75% AI deal score
$3,532
From BOS
Elite
Sep 22
Phnom Penh, Cambodia
75% AI deal score
$3,532
From BOS
Elite
Sep 23
Phnom Penh, Cambodia
75% AI deal score
$3,532
From BOS
Elite
Sep 23
Phnom Penh, Cambodia
75% AI deal score
$3,532
From BOS
Elite
Sep 23
Phnom Penh, Cambodia
75% AI deal score
$3,532
From BOS
Elite
Sep 22
Phnom Penh, Cambodia
75% AI deal score
$3,532
From BOS
Elite
Sep 22
Phnom Penh, Cambodia
75% AI deal score
$3,532
From BOS
Elite
Sep 23
Phnom Penh, Cambodia
75% AI deal score
$3,532
From BOS
Elite
Sep 22
Phnom Penh, Cambodia
75% AI deal score
$3,532
From BOS
Elite
Sep 28
Phnom Penh, Cambodia
75% AI deal score
$3,533
From BOS
Elite
Sep 27
Phnom Penh, Cambodia
75% AI deal score
$3,535
From BOS
Elite
Sep 24
Phnom Penh, Cambodia
75% AI deal score
$3,535
From BOS
Elite
Sep 22
Phnom Penh, Cambodia
75% AI deal score
$3,539
From BOS
Elite
Sep 23
Phnom Penh, Cambodia
75% AI deal score
$3,539
From BOS
Elite
Sep 28
Phnom Penh, Cambodia
75% AI deal score
$3,558
From BOS
Elite
Sep 28
Phnom Penh, Cambodia
75% AI deal score
$3,558
From BOS
Elite
Sep 28
Phnom Penh, Cambodia
75% AI deal score
$3,558
From BOS
Elite
Sep 28
Phnom Penh, Cambodia
75% AI deal score
$3,558
From BOS
Elite
Sep 28
Phnom Penh, Cambodia
75% AI deal score
$3,558
From BOS
Elite
Sep 24
Phnom Penh, Cambodia
75% AI deal score
$3,560
From BOS
Elite
Sep 24
Phnom Penh, Cambodia
75% AI deal score
$3,560
From BOS
Elite
Sep 24
Phnom Penh, Cambodia
75% AI deal score
$3,560
From BOS
Elite
Sep 27
Phnom Penh, Cambodia
75% AI deal score
$3,560
From BOS
Elite
Sep 27
Phnom Penh, Cambodia
75% AI deal score
$3,560
From BOS
Elite
Sep 24
Phnom Penh, Cambodia
75% AI deal score
$3,560
From BOS
Elite
Sep 27
Phnom Penh, Cambodia
75% AI deal score
$3,560
From BOS
Elite
Sep 27
Phnom Penh, Cambodia
75% AI deal score
$3,560
From BOS
Elite
Sep 27
Phnom Penh, Cambodia
75% AI deal score
$3,560
From BOS
Elite
Sep 24
Phnom Penh, Cambodia
75% AI deal score
$3,560
From BOS
Elite
Sep 28
Phnom Penh, Cambodia
75% AI deal score
$3,566