Cheap flights from Boston to Siem Reap from £547

Cheap flights from Boston to Siem Reap from £547

Trusted by millions

Kiwi.com Guarantee for stress-free travel

One search, all the best deals

Explore flight deals to Siem Reap

3 stops
Sun, Jul 12
Boston BOSSiem Reap SAI
£547
Search
3 stops
Fri, Jul 10
Boston BOSSiem Reap SAI
£547
Search
3 stops
Sun, Jul 12
Boston BOSSiem Reap SAI
£563
Search
3 stops
Sun, Jul 12
Boston BOSSiem Reap SAI
£572
Search
3 stops
Wed, Jul 8
Boston BOSSiem Reap SAI
£586
Search
3 stops
Sun, Jul 12
Boston BOSSiem Reap SAI
£615
Search

Not happy with the results? Try some of our useful filters

Search by stops

Search by carrier

Search by price

Search by departure date

3 stops
Sun, Jul 12 – Fri, Jul 17
Boston BOSSiem Reap SAI
£1,658
Search
3 stops
Sun, Jul 12 – Sun, Jul 19
Boston BOSSiem Reap SAI
£1,675
Search
3 stops
Sun, Jul 12 – Sat, Jul 18
Boston BOSSiem Reap SAI
£1,687
Search
3 stops
Sun, Jul 12 – Fri, Jul 17
Boston BOSSiem Reap SAI
£1,694
Search
3 stops
Sun, Jul 12 – Fri, Jul 17
Boston BOSSiem Reap SAI
£1,744
Search
3 stops
Sun, Jul 12 – Sun, Jul 19
Boston BOSSiem Reap SAI
£1,744
Search

Not happy with the results? Try some of our useful filters

Search by stops

Search by carrier

Search by price

Search by departure date

How much do flights to Siem Reap cost?

Cheapest one-way trip

£547

Cheapest round-trip

£1,658

Average round-trip

£1,695

Includes rare itinerary

Travel hack

Most popular airline

Bangkok Airways

Getting from Siem Reap airport to the city center

Fastest options: taxi and private transfer. Best value: tuk-tuk and shared shuttle.

Siem Reap is served by Siem Reap Angkor International Airport (SAI), located approximately 8 km east of the city center. This modern airport opened in 2023 and offers various airport transfers to city center destinations. Transport options include taxis, tuk-tuks, hotel shuttles, private transfers, and ride-hailing services. Journey times are generally short due to the airport's proximity to town, though traffic conditions can vary, especially during peak tourist season.

Transport Option

Typical time

Typical cost

Frequency

Best for

15-25 min

$12 – $15; fixed fare to city center

on-demand 24/7 (traffic dependent)

comfort with luggage

20-30 min

$5 – $8; negotiate fare before departure

on-demand (traffic dependent)

budget travelers

15-30 min

$0 – $15; often complimentary; check with hotel

by arrangement (traffic dependent)

convenience if pre-booked

15-25 min

$15 – $25; pre-booked; air-conditioned vehicle

by arrangement (traffic dependent)

families and groups

15-25 min

$6 – $12; app-based pricing; varies with demand

on-demand (traffic dependent)

transparent pricing

15-25 min

$30 – $60; per day; driver often included

by arrangement (traffic dependent)

temple exploration flexibility

Notes:

  • Prices in USD; table created in 2025 and subject to change.
  • Tuk-tuk fares should be negotiated before departure; agree on the price clearly.
  • Many hotels offer complimentary airport pickup; confirm when booking accommodation.
  • Ride-hailing apps require local SIM or WiFi connection at the airport.
  • We recommend checking official transport websites for your travel planning.

Updated: December 2025

Key info about flying to Siem Reap

Depart from
Logan International
Arrive to
Siem Reap–Angkor International Airport
Average flights per week
400
Flight distance

Check-in for a flight from Boston to Siem Reap

NameCarrier codeIATA CodePassport needed during booking
Bangkok AirwaysBKPPGNo
Air CambodiaKHVK6No
Thai AirAsiaAIQFDNo
Turkish AirlinesTHYTKNo
Korean AirKALKEYes

Online check-in is not available for these airlines.

Weather in Siem Reap

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January31°C21°C
February34°C23°C
March35°C25°C
April35°C26°C
May34°C26°C
June32°C25°C
July31°C24°C
August31°C25°C
September30°C24°C
October30°C24°C
November30°C23°C
December30°C21°C
Hottest Month
35°C
March
Coldest month
21°C
January
Sunny days
223
days per year

14 day forecast

Saturday
27 Jun
57%
36°C25°C
4 Jul
85%
26°C24°C
Sunday
28 Jun
57%
36°C26°C
5 Jul
67%
28°C24°C
Monday
29 Jun
57%
36°C25°C
6 Jul
30%
29°C24°C
Tuesday
30 Jun
77%
33°C25°C
7 Jul
60%
27°C24°C
Wednesday
1 Jul
87%
29°C25°C
8 Jul
74%
26°C24°C
Thursday
2 Jul
85%
28°C25°C
9 Jul
69%
30°C24°C
Friday
3 Jul
87%
28°C25°C
10 Jul
76%
29°C24°C
The most popular airlines for this route are Bangkok Airways, Air Cambodia, Thai AirAsia, Turkish Airlines, and Korean Air. Boston and Siem Reap have 400 direct flights per week.

Frequently asked questions

What are the most popular routes to and from Boston?
Travelers frequently search for route combinations, such as Boston and London, Barcelona, Orlando, Edinburgh, Mexico City, Miami, Toronto, Atlanta, Tel Aviv, San Juan, San Francisco, Tampa, Lisbon, Washington, D.C., Istanbul, New York, Bogotá, Dallas, San José, Seattle.
What are the most popular routes to and from Siem Reap?
Travelers frequently search for route combinations, such as Siem Reap and Bangkok, London, Phnom Penh, Hanoi, Phuket City, Singapore, Phuket Province, Chiang Mai, Ho Chi Minh City, Kuala Lumpur, Da Nang, Sihanoukville Province, Vientiane, Krabi, Bali, Manila, Denpasar, Ko Samui, Perth, Surat Thani Province.
What airports are near Boston?
The main airport in Boston is Logan International. It is also served by Logan International, Bradley International, Rhode Island T. F. Green Int'l Airport, Albany International, Portland International Jetport, Tweed New Haven, Manchester–Boston Regional, Portsmouth International Airport at Pease, Lebanon Municipal, Barnstable Municipal.
Which airlines fly between Boston and Siem Reap?
Currently, you can fly between Boston and Siem Reap with Bangkok Airways, Air Cambodia, Thai AirAsia, Turkish Airlines, Korean Air.
When’s the best time to travel between Boston and Siem Reap?
If you don’t have specific dates for your trip between Boston and Siem Reap, you can enter a date range into the departure and return fields. Most carriers on the Kiwi.com website allow you to search and book up to six months from the day of your search. Order the search results by the best, cheapest, or fastest route, or find the cheapest outbound and return combination in the pricing table.
What flights operate between Boston and Siem Reap?
Traveling between Boston and Siem Reap, you can choose between direct (nonstop) flights or flights with one or more stops. You can select the number of stops on your journey, including an overnight stopover, and the duration of the stopover. What’s more, you can also select where you want to have your stopover. Want to say "Hi" to a friend in another city en route to your destination? Or fancy a quick round of shopping? Go Multi-City or Nomad and add places to your search that you wish to visit.
How many airports are there near Boston?
There are a number of airports in and around Boston. The main one is Logan International and other nearby airports include Logan International, Bradley International, Rhode Island T. F. Green Int'l Airport, Albany International, Portland International Jetport, Tweed New Haven, Manchester–Boston Regional, Portsmouth International Airport at Pease, Lebanon Municipal, Barnstable Municipal
What time do nonstop (direct) flights between Boston and Siem Reap depart?
This depends on the airline’s flight schedule. You can easily select your preferred departure time when you search on our website or mobile app. Choose the time of day you wish to depart from Boston, such as morning, afternoon, evening, or night, or select the exact hours for departure.
What time do nonstop (direct) flights between Boston and Siem Reap arrive?
This depends on the airline’s flight schedule. You can easily select your preferred arrival time when you search on our website or mobile app. Choose the time of day you wish to arrive at Siem Reap, such as morning, afternoon, evening, or night, or select the exact hours for arrival.
What time do flights between Boston and Siem Reap depart?
What time do flights between Boston and Siem Reap arrive?

Planning a trip? Thanks to our Virtual Interlining algorithm, we offer billions of route combinations between any origin and destination in the world by plane. Find the cheapest routes and best deals, as well as the best dates to travel.

Search flightsSearch direct flights

Explore alternative trips

Flights from Boston

Flights to Siem Reap

Popular routes

The nearest countries with flights to Siem Reap

Here is a list of countries people are flying from

Other destination countries from Boston

Here is a list of countries people are flying to

Airports near Boston

Airports near Siem Reap

Download our app

Start your next adventure now. Download our app and explore cheap flights effortlessly!

Search flights
Find the best connection from Boston to Siem Reap

Search, compare, and book flights to get there.

Search flights