How long is the flight from Birmingham to Siem Reap?

For as low as £851, Emirates can have you in Siem Reap from Birmingham in 41h 20m. Birmingham and Siem Reap are separated by a distance of 6134 mi.

In terms of precipitation, rainfall in Siem Reap ranges from 0.0 - 260.0 inches per month. September is typically the wettest month, when rainfall can reach 260.0 mm. January is typically the driest time to visit Siem Reap when rainfall is around 0.0 mm.

If weather is an important factor for your trip to Siem Reap, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 29.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 24.0 C).

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

When flying from Birmingham to Siem Reap, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

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

How can I find direct flights from Birmingham to Siem Reap?

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

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

Yes. Cheapflights offers flight deals from Birmingham 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.

£392+ Cheap Flights from Birmingham to Siem Reap, Cambodia

Cheap flight deals from Birmingham to Siem Reap

Enter your travel dates to find the best prices.

Cheapest

Best

One-way

Cheapest flights from Birmingham to Siem Reap
Explore the most affordable flight options available from Birmingham to Siem Reap. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 October 2026.

Sun 27/1220:50 -

2 stops32h 50m

Fri 15/122:25 -

2 stops44h 15m

Deal found 26/10£1,128

Sat 26/1206:45 -

3 stops29h 00m

Tue 5/116:20 -

3 stops33h 55m

Deal found 22/10£1,158

Wed 16/1220:45 -

3 stops29h 30m

Sun 3/109:55 -

3 stops31h 45m

Deal found 23/10£1,406

Sat 26/1220:50 -

2 stops56h 50m

Thu 7/113:20 -

2 stops36h 25m

Deal found 22/10£1,610

Sat 26/1207:40 -

2 stops42h 35m

Wed 6/109:55 -

2 stops27h 15m

Deal found 22/10£1,755

Sat 26/1220:50 -

2 stops56h 50m

Sat 2/123:50 -

2 stops42h 50m

Deal found 22/10£1,815

Find flight deals from Birmingham to Siem Reap

Round-trip from	£815
One-way from	£392

SWISS
23/2-11/3
4 total stops
72h 15m total
Birmingham to Siem Reap

Search Deals

6/1-31/12
3 total stops
36h 20m total
Birmingham to Siem Reap

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Birmingham to Siem Reap that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Fastest return journey

BirminghamSiem Reap

BHX Birmingham - SAI Siem Reap–Angkor Intl

BHXSAI

Birmingham

Wed 6/1

13:55-09:15

3 stops36h 20m

Siem Reap–Angkor Intl

Wed 31/12

00:00-18:00

Nonstop0h 00m

£392

BirminghamSiem Reap

BHX Birmingham - SAI Siem Reap–Angkor Intl

BHXSAI

Birmingham

Mon 4/1

12:30-16:05

3 stops44h 35m

Siem Reap–Angkor Intl

Wed 31/12

00:00-18:00

Nonstop0h 00m

£400

BirminghamSiem Reap

BHX Birmingham - SAI Siem Reap–Angkor Intl

BHXSAI

Birmingham

Tue 5/1

12:20-14:50

2 stops43h 30m

Siem Reap–Angkor Intl

Wed 31/12

00:00-18:00

Nonstop0h 00m

£433

BirminghamSiem Reap

BHX Birmingham - SAI Siem Reap–Angkor Intl

BHXSAI

Birmingham

Sun 27/12

16:50-15:20

2 stops39h 30m

Siem Reap–Angkor Intl

Wed 31/12

00:00-18:00

Nonstop0h 00m

£590

BirminghamSiem Reap

BHX Birmingham - SAI Siem Reap–Angkor Intl

BHXSAI

Birmingham

Sat 26/12

16:50-09:40

3 stops57h 50m

Siem Reap–Angkor Intl

Wed 31/12

00:00-18:00

Nonstop0h 00m

£616

BirminghamSiem Reap

BHX Birmingham - SAI Siem Reap–Angkor Intl

BHXSAI

Birmingham

Tue 23/2

17:45-09:55

2 stops33h 10m

Siem Reap–Angkor Intl

Thu 11/3

09:55-18:00

2 stops39h 05m

£823

BirminghamSiem Reap

BHX Birmingham - SAI Siem Reap–Angkor Intl

BHXSAI

Birmingham

Tue 23/2

20:50-21:10

2 stops41h 20m

Siem Reap–Angkor Intl

Thu 11/3

23:50-11:40

2 stops42h 50m

£851

BirminghamSiem Reap

BHX Birmingham - SAI Siem Reap–Angkor Intl

BHXSAI

Birmingham

Thu 21/1

17:45-09:55

2 stops33h 10m

Siem Reap–Angkor Intl

Fri 5/2

19:25-18:00

2 stops53h 35m

£852

BirminghamSiem Reap

BHX Birmingham - SAI Siem Reap–Angkor Intl

BHXSAI

Birmingham

Thu 1/4

21:45-21:30

2 stops41h 45m

Siem Reap–Angkor Intl

Tue 20/4

23:50-19:40

2 stops25h 50m

£885

BirminghamSiem Reap

BHX Birmingham - SAI Siem Reap–Angkor Intl

BHXSAI

Birmingham

Thu 1/4

21:45-16:25

3 stops36h 40m

Siem Reap–Angkor Intl

Tue 20/4

23:50-07:40

3 stops37h 50m

£942

Flights are sorted by cheapest return flights first.

Deals found on 22/10

Sorted by cheapest first

Best time to book a flight from Birmingham to Siem Reap

Have a flexible travel schedule? Discover the best time to fly to Siem Reap from Birmingham with our price prediction graph.

BHX-SAI

Estimated return 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.

Related info for your journey

How long is the flight from Birmingham to Siem Reap?
For as low as £851, Emirates can have you in Siem Reap from Birmingham in 41h 20m. Birmingham and Siem Reap are separated by a distance of 6134 mi.
Can I find deals for flights from Birmingham to Siem Reap that include hotel bookings?
Yes. In addition to deals on Birmingham to Siem Reap flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Birmingham to Siem Reap?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Birmingham to Siem Reap.
Can I find deals for business class flights from Birmingham to Siem Reap?
Yes. Cheapflights offers flight deals from Birmingham 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Alternative routes

Complete your trip

Flights by cabin class

Other flight options

Other flights from Birmingham

Popular flights

Alternative routes for Birmingham to Siem Reap

Heathrow to Siem Reap flights

Gatwick to Siem Reap flights

Stansted to Siem Reap flights

London City to Siem Reap flights

Manchester to Siem Reap flights

Luton to Siem Reap flights

Edinburgh to Siem Reap flights

Fly with Cheapflights

How does Cheapflights help users find flights from Birmingham to Siem Reap?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Siem Reap from Birmingham today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Birmingham to Siem Reap?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Birmingham to Siem Reap.

Can Cheapflights find flights from Birmingham to Siem Reap with no change fees?

Certainly. Search results for flights to Siem Reap from Birmingham shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Birmingham to Siem Reap become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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.

Cheap flights from Birmingham to Siem Reap, Cambodia from £392

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/1. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Birmingham to Siem Reap

Cheapest flights from Birmingham to Siem ReapExplore the most affordable flight options available from Birmingham to Siem Reap. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 October 2026.

Explore the most affordable flight options available from Birmingham to Siem Reap. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 October 2026.

Best flights from Birmingham to Siem ReapDiscover carefully curated flight deals from Birmingham to Siem Reap that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 26 October 2026.

Discover carefully curated flight deals from Birmingham to Siem Reap that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 26 October 2026.

One-way flights from Birmingham to Siem ReapSearch for one-way flight options from Birmingham to Siem Reap. Find affordable one-way fares based on user searches. Data last updated 26 October 2026.

Search for one-way flight options from Birmingham to Siem Reap. Find affordable one-way fares based on user searches. Data last updated 26 October 2026.

Find flight deals from Birmingham to Siem Reap

Round-trip from

One-way from

Cheapflights Fare Finder

Use the filters below to find and compare flights from Birmingham to Siem Reap that are best for you.

Best time to book a flight from Birmingham to Siem Reap

Have a flexible travel schedule? Discover the best time to fly to Siem Reap from Birmingham with our price prediction graph.

Related info for your journey

How long is the flight from Birmingham to Siem Reap?

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

How can I find direct flights from Birmingham to Siem Reap?

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

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 Birmingham to Siem Reap

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Siem Reap by adding a car hire and/or hotel booking to your travel itinerary.

Search flights from Birmingham to Siem Reap by cabin class

Find flights from Birmingham to Siem Reap, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Birmingham and Siem Reap flights

Browse other Birmingham and Siem Reap flight options. Last updated on 26 October 2026.

Other flights from Birmingham

Browse through other flights departing from Birmingham. Flights are based on user searches made on Cheapflights and were last updated on 26 October 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Fly with Cheapflights

How does Cheapflights help users find flights from Birmingham to Siem Reap?

Why should you use Cheapflights to find cheap flight tickets from Birmingham to Siem Reap?

Can Cheapflights find flights from Birmingham to Siem Reap with no change fees?

Can Cheapflights notify me if prices for flights from Birmingham to Siem Reap become cheaper?

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Birmingham to Siem Reap
Explore the most affordable flight options available from Birmingham to Siem Reap. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 October 2026.

Best flights from Birmingham to Siem Reap
Discover carefully curated flight deals from Birmingham to Siem Reap that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 26 October 2026.

One-way flights from Birmingham to Siem Reap
Search for one-way flight options from Birmingham to Siem Reap. Find affordable one-way fares based on user searches. Data last updated 26 October 2026.