HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Siem Reap

$93+ Cheap flights from Bangkok to Siem Reap, Cambodia (SAI)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/9. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — SAI
Sep 12 — Sep 191
Sat 9/12
Sat 9/19
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Bangkok to Siem Reap with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.
Cheapflights Tip: The best prices from Bangkok to Siem Reap–Angkor Intl are usually found in September or October, booked 56 days in advance, depart on a Tuesday or Saturday and return on a Thursday

Cheap flight deals from Bangkok to Siem Reap

Cheapest flights from Bangkok to Siem Reap
Explore the most affordable flight options available from Bangkok to Siem Reap. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 13, 2026.

This AirAsia deal was found by Cheapflights users on 8/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure AirAsia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/910:05 am -
Nonstop1h 05m
Mon 9/144:55 pm -
Nonstop1h 10m
Deal found 8/8$215
This Bangkok Airways deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Bangkok Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/67:40 am -
Nonstop1h 20m
Sat 9/1212:55 pm -
Nonstop1h 30m
Deal found 8/12$216
This AirAsia deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure AirAsia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/43:10 pm -
Nonstop1h 00m
Mon 9/74:55 pm -
Nonstop1h 10m
Deal found 8/9$216
This Bangkok Airways deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Bangkok Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/157:40 am -
Nonstop1h 20m
Fri 9/189:40 am -
Nonstop1h 20m
Deal found 8/12$217
This Bangkok Airways deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Bangkok Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/27:40 am -
Nonstop1h 20m
Wed 9/99:40 am -
Nonstop1h 20m
Deal found 8/10$218
This Mytrip deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/25:35 pm -
Nonstop1h 20m
Mon 10/57:35 pm -
Nonstop1h 35m
Deal found 8/12$220
This Expedia deal was found by Cheapflights users on 8/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/108:10 pm -
Nonstop1h 20m
Tue 10/1311:50 pm -
Nonstop1h 20m
Deal found 8/8$221
This Expedia deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/297:50 pm -
Nonstop1h 20m
Sat 1/211:50 pm -
Nonstop1h 20m
Deal found 8/9$222
This Booking.com deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/283:00 pm -
Nonstop1h 00m
Mon 11/911:45 am -
Nonstop1h 15m
Deal found 8/9$223
This Booking.com deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/138:10 pm -
Nonstop1h 20m
Tue 8/1811:50 pm -
Nonstop1h 20m
Deal found 8/10$224
This Emirates deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/57:50 pm -
Nonstop1h 20m
Tue 12/811:50 pm -
Nonstop1h 20m
Deal found 8/10$225
This Mytrip deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/46:25 am -
1 stop9h 40m
Wed 12/24:50 pm -
Nonstop1h 15m
Deal found 8/12$225

Find flight deals from Bangkok to Siem Reap

Discover tips and strategies to find the most affordable flight options for your journey from Bangkok (TH1) to Siem Reap (SAI). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 13, 2026.

Round-trip from

$215
(AirAsia)

One-way from

$93
(Kiwi.com)

Popular in

July

Cheapest in

September

Average price

$226
From Bangkok to Siem Reap–Angkor Intl
Search Deals
One-way flight from Bangkok to Siem Reap–Angkor Intl
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($13 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($3 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Bangkok to 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, Cheapflights users made 2,558,603 searches. Data last updated August 13, 2026.
Use the filters below to find and compare flights from Bangkok to Siem Reap that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BangkokSiem Reap

DMK Bangkok Don Mueang Intl - SAI Siem Reap–Angkor Intl

DMKSAI

Bangkok Don Mueang Intl

Wed 2/3

7:00 pm-8:00 pm

Nonstop1h 00m

Siem Reap–Angkor Intl

Fri 2/5

4:50 pm-6:05 pm

Nonstop1h 15m

$215

BangkokSiem Reap

DMK Bangkok Don Mueang Intl - SAI Siem Reap–Angkor Intl

DMKSAI

Bangkok Don Mueang Intl

Wed 1/20

9:55 am-11:00 am

Nonstop1h 05m

Siem Reap–Angkor Intl

Thu 1/21

8:45 pm-9:55 pm

Nonstop1h 10m

$215

BangkokSiem Reap

DMK Bangkok Don Mueang Intl - SAI Siem Reap–Angkor Intl

DMKSAI

Bangkok Don Mueang Intl

Wed 9/9

10:05 am-11:10 am

Nonstop1h 05m

Siem Reap–Angkor Intl

Mon 9/14

4:55 pm-6:05 pm

Nonstop1h 10m

$215
Quickest round-trip

BangkokSiem Reap

DMK Bangkok Don Mueang Intl - SAI Siem Reap–Angkor Intl

DMKSAI

Bangkok Don Mueang Intl

Thu 2/4

7:00 pm-8:00 pm

Nonstop1h 00m

Siem Reap–Angkor Intl

Sun 2/7

8:45 pm-9:55 pm

Nonstop1h 10m

$215

BangkokSiem Reap

DMK Bangkok Don Mueang Intl - SAI Siem Reap–Angkor Intl

DMKSAI

Bangkok Don Mueang Intl

Sat 1/9

7:00 pm-8:00 pm

Nonstop1h 00m

Siem Reap–Angkor Intl

Sat 1/16

8:45 pm-9:55 pm

Nonstop1h 10m

$215

BangkokSiem Reap

BKK Bangkok Suvarnabhumi - SAI Siem Reap–Angkor Intl

BKKSAI

Bangkok Suvarnabhumi

Tue 9/8

7:40 am-9:00 am

Nonstop1h 20m

Siem Reap–Angkor Intl

Tue 9/15

7:35 pm-9:10 pm

Nonstop1h 35m

$216

BangkokSiem Reap

BKK Bangkok Suvarnabhumi - SAI Siem Reap–Angkor Intl

BKKSAI

Bangkok Suvarnabhumi

Sun 9/6

7:40 am-9:00 am

Nonstop1h 20m

Siem Reap–Angkor Intl

Sat 9/12

12:55 pm-2:25 pm

Nonstop1h 30m

$216

BangkokSiem Reap

BKK Bangkok Suvarnabhumi - SAI Siem Reap–Angkor Intl

BKKSAI

Bangkok Suvarnabhumi

Thu 2/4

5:25 pm-6:45 pm

Nonstop1h 20m

Siem Reap–Angkor Intl

Sun 2/7

1:20 pm-2:45 pm

Nonstop1h 25m

$216

BangkokSiem Reap

BKK Bangkok Suvarnabhumi - SAI Siem Reap–Angkor Intl

BKKSAI

Bangkok Suvarnabhumi

Mon 12/14

11:20 am-12:40 pm

Nonstop1h 20m

Siem Reap–Angkor Intl

Fri 12/18

7:25 pm-8:50 pm

Nonstop1h 25m

$216

BangkokSiem Reap

DMK Bangkok Don Mueang Intl - SAI Siem Reap–Angkor Intl

DMKSAI

Bangkok Don Mueang Intl

Wed 10/28

9:55 am-11:00 am

Nonstop1h 05m

Siem Reap–Angkor Intl

Sun 11/1

4:50 pm-6:05 pm

Nonstop1h 15m

$216

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/12

Showing 1-10 of 30 resultsSorted by cheapest first
1
2
3

Best time to book a flight from Bangkok to Siem Reap

Have a flexible travel schedule? Discover the best time to fly to Siem Reap from Bangkok with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Bangkok to Siem Reap

What is the cheapest month to book a flight from Bangkok to Siem Reap?

Currently, September is the cheapest month in which you can book a flight from Bangkok to Siem Reap (average of $196). Flying from Bangkok to Siem Reap in July is currently the most expensive (average of $246). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from BKK to SAI?

Find hourly flight availability from Bangkok to Siem Reap. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 13, 2026.

A simple way to save on the total cost of your ticket is to fly from Bangkok to Siem Reap at noon. If you’re flexible enough to do this you can expect to save up to 19% on your trip compared to booking a flight in the afternoon.

Weekly flight availability from Bangkok to Siem Reap

Explore weekly flight availability from Bangkok to Siem Reap. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated August 13, 2026.

The most flights from TH1 to SAI are scheduled on a Tuesday (37 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (23 on average).

How much does it cost to fly round-trip from Bangkok to Siem Reap?

Airfare is typical for this route at the moment.
Bangkok to Siem Reap flights typically cost between $206 and $256 in September.
The cheapest round-trip price found within the last 5 days was $215 on Thai AirAsia (Sep 9-Sep 14).

How often are flights from Bangkok to Siem Reap delayed?

About 19% of weekly flights between Bangkok and Siem Reap have experienced delays in the past year, with the average delay time being 86 minutes.

What is the most punctual flight time for Bangkok to Siem Reap flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Tuesday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Bangkok to Siem Reap flights?

Over the last year, Bangkok Airways have had the lowest number of delays on this route, with just 10% of flights being delayed.

How far ahead should I book a flight from Bangkok to Siem Reap?

The price you pay for your flight from Bangkok to Siem Reap may vary depending on when you book. For the best chance of a lower fare, look to book 55 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest day to fly from Bangkok to Siem Reap?

Use this chart to determine the cheapest time to fly round-trip from Bangkok to Siem Reap. Price data was last updated on August 8, 2026.

Travelers seeking maximum savings on their Bangkok to Siem Reap flight should consider departing on Monday at noon when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Siem Reap

Get insights into the airlines that provide service to Siem Reap. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Siem Reap. Reviews last updated August 13, 2026.
Read reviews from past customers who have flown Emirates,Bangkok Airways, andThai Airways from Bangkok to Siem Reap. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Emirates
8.1
Very good
3,654 reviews

Overall

8.1

Crew

8.4

Entertainment

8.2

Boarding

8.1

Comfort

8.0

Food

7.9

Reviews

1 / 20
10.0
Excellent

Karen,May 2026

BKK - DXB

Staff are very attentive. Food is good and enough. Planes are ckean and economy space is good. Would like more recent movies on the list.
Emirates
8.1
Very good
3,654 reviews
Emirates
8.1
Very good
3,654 reviews

Overall

8.1

Crew

8.4

Entertainment

8.2

Boarding

8.1

Comfort

8.0

Food

7.9

Reviews

1 / 20
10.0
Excellent

Karen,May 2026

BKK - DXB

Staff are very attentive. Food is good and enough. Planes are ckean and economy space is good. Would like more recent movies on the list.
Bangkok Airways
8.1
Very good
133 reviews
Emirates
8.1
Very good
3,654 reviews

Overall

8.1

Crew

8.4

Entertainment

8.2

Boarding

8.1

Comfort

8.0

Food

7.9

Reviews

1 / 20
10.0
Excellent

Karen,May 2026

BKK - DXB

Staff are very attentive. Food is good and enough. Planes are ckean and economy space is good. Would like more recent movies on the list.
Thai Airways
7.9
Good
414 reviews
Emirates
8.1
Very good
3,654 reviews

Overall

8.1

Crew

8.4

Entertainment

8.2

Boarding

8.1

Comfort

8.0

Food

7.9

Reviews

1 / 20
10.0
Excellent

Karen,May 2026

BKK - DXB

Staff are very attentive. Food is good and enough. Planes are ckean and economy space is good. Would like more recent movies on the list.
Thai AirAsia
7.4
Good
246 reviews
Emirates
8.1
Very good
3,654 reviews

Overall

8.1

Crew

8.4

Entertainment

8.2

Boarding

8.1

Comfort

8.0

Food

7.9

Reviews

1 / 20
10.0
Excellent

Karen,May 2026

BKK - DXB

Staff are very attentive. Food is good and enough. Planes are ckean and economy space is good. Would like more recent movies on the list.

Related info for your journey

Find useful and relevant information for your journey from Bangkok to Siem Reap. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Siem Reap from Bangkok?

    Most people fly into Siem Reap–Angkor Intl (SAI) if they book a flight to Siem Reap from Bangkok. On average, Siem Reap–Angkor Intl has 27 inbound flights from Bangkok per day from 4 airlines. Siem Reap–Angkor Intl is conveniently located just 24.7 mi from Siem Reap’s city center.

  • How long is the flight from Bangkok to Siem Reap?

    A quick flight from Bangkok to Siem Reap can take about 1h 05m. Thai AirAsia provides one of the quickest options available for as low as $215. The distance from Bangkok to Siem Reap is about 245 mi. All flights are typically nonstop.

  • What are the cheapest airlines flying from Bangkok to Siem Reap round-trip?

    Currently priced at $180, Bangkok Airways will fly you from Bangkok to Siem Reap and back. In addition to Bangkok Airways, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Thai AirAsia and Emirates - these airlines can fly you to your destination from $180 and $198, respectively. Bangkok Airways is priced at 18% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Bangkok to Siem Reap one-way?

    For one-way options, check prices for Thai AirAsia. According to our data, you can fly for as low as $83. Users have also found prices from $89 and $96 on Bangkok Airways and Cambodia Angkor Air, respectively.

  • What are the most reliable airlines from Bangkok to Siem Reap?

    Before booking your flight to Siem Reap from Bangkok, check out the most reliable airlines to get you to your destination on time: Finnair (90%), Emirates (84%), Air France( 83%).

  • What are the cheapest flights from Bangkok to Siem Reap?

    The cheapest flight price from Bangkok to Siem Reap is $108. On average you can expect to pay $182. The most popular route, (Bangkok Suvarnabhumi - Siem Reap–Angkor Intl), can usually be booked for $194.

  • Can I find deals for flights from Bangkok to Siem Reap that include hotel bookings?

    Yes. In addition to deals on Bangkok to Siem Reap flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Bangkok to Siem Reap?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Bangkok to Siem Reap.

  • Can I find deals for business class flights from Bangkok to Siem Reap?

    Yes. Cheapflights offers flight deals from Bangkok to Siem Reap by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Bangkok to Siem Reap?

    Currently, September is the cheapest month in which you can book a flight from Bangkok to Siem Reap (average of $196). Flying from Bangkok to Siem Reap in July is currently the most expensive (average of $246). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Bangkok to Siem Reap

See prices for flight routes from nearby airports that may be better suited for you.
Suvarnabhumi to Siem Reap flights
Phuket City to Siem Reap flights
Chiang Mai to Siem Reap flights
Don Mueang Intl to Siem Reap flights

Top 4 airlines flying from Bangkok to Siem Reap

Discover the top 4 airlines that operate flights from Bangkok to Siem Reap. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 13, 2026.
AirlineCheapestAverageFlexibilityOn-time
Bangkok AirwaysCheapest$180Average$246FlexibilityNo cancel feeOn-time74%
Thai AirAsiaCheapest$180Average$222FlexibilityNo cancel feeOn-time87%
EmiratesCheapest$198Average$215FlexibilityNo cancel feeOn-time75%
Thai AirwaysCheapest$216Average$275FlexibilityNo cancel feeOn-time77%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
Site
Cookie settings©2026 Cheapflights