Which airports can I use when flying from Cologne to Siem Reap?

Flights from Cologne to Siem Reap usually depart from Cologne Köln/Bonn (CGN) and arrive at Siem Reap–Angkor Intl (SAI).

Can I save money by using flexible dates for flights from Cologne to Siem Reap?

Yes. Flexible dates can save you up to 13% on flights from Cologne to Siem Reap. Tuesday is the cheapest departure day at 684 € return on average, while Sunday is the most expensive at 778 €, a difference of 94 €. KAYAK's flexible dates feature shows options up to three days before and after your selected dates, making it easier to compare nearby fares.

Do I need a passport to fly from Cologne to Siem Reap?

Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

Have flight prices from Cologne to Siem Reap changed much recently?

Yes. Based on fares seen in the past 5 days, return flight prices on this route showed a wide range, from about 861 € to 1.804 €. That means the highest observed fare was about 2x higher than the lowest one.

How are flight prices from Cologne to Siem Reap looking right now?

One-way fares from Cologne to Siem Reap are currently lower than usual. Average one-way flight prices are about 487 €, which is 7% below the typical average for this route.

What is the time difference between Cologne and Siem Reap?

Siem Reap is 5 hours ahead of Cologne (Indochina Time vs Central European Time). Plan for the time shift when scheduling connections or first-day activities.

Which airline is the cheapest to fly from Cologne to Siem Reap?

Austrian Airlines (894 €) and Turkish Airlines (976 €) are the cheapest airlines to fly return from Cologne to Siem Reap according to KAYAK data over the last 5 days.

385€ CHEAP FLIGHTS from Cologne to Siem Reap (CGN - SAI)

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Cheapest return flight

861 €

Typical prices: 684 €-775 €

Multiple Airlines

Thu 1.2.Fri 16.2.

CGN - SAI • 2 stops

Cheapest one-way flight

385 €

Typical prices: 521 €-552 €

Multiple Airlines

Wed 21.2.

CGN - SAI • 2 stops

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We hope you enjoy your trip to Siem Reap!

Flight Deals

Cheap Flights from Cologne to Siem Reap (CGN-SAI)

Discover the best prices for you by selecting your travel dates on KAYAK.

Return

One-way

Recent return flight deals from Cologne to Siem Reap

Mon, 1. Feb - Tue, 16. Feb

7:00 - 18:45CGN Cologne Köln/Bonn-SAI Siem Reap–Angkor Intl

29h 45m2 stops Vienna Intl Bangkok Suvarnabhumi

16:50 - 21:15SAI Siem Reap–Angkor Intl-CGN Cologne Köln/Bonn

34h 25m2 stops Singapore Changi Zurich

861 €Multiple Airlines

Thu, 29. Oct - Mon, 2. Nov

7:00 - 18:30CGN Cologne Köln/Bonn-SAI Siem Reap–Angkor Intl

29h 30m2 stops Vienna Intl Bangkok Suvarnabhumi

9:55 - 8:55SAI Siem Reap–Angkor Intl-CGN Cologne Köln/Bonn

29h 00m2 stops Bangkok Suvarnabhumi Vienna Intl

894 €Austrian Airlines

Sun, 24. Jan - Sun, 7. Feb

18:10 - 8:45CGN Cologne Köln/Bonn-SAI Siem Reap–Angkor Intl

32h 35m2 stops Istanbul Bangkok Suvarnabhumi

19:25 - 17:10SAI Siem Reap–Angkor Intl-CGN Cologne Köln/Bonn

27h 45m2 stops Bangkok Suvarnabhumi Istanbul

934 €Multiple Airlines

Sat, 30. Jan - Wed, 17. Feb

11:30 - 9:15CGN Cologne Köln/Bonn-SAI Siem Reap–Angkor Intl

39h 45m2 stops Istanbul Bangkok Suvarnabhumi

19:25 - 17:10SAI Siem Reap–Angkor Intl-CGN Cologne Köln/Bonn

27h 45m2 stops Bangkok Suvarnabhumi Istanbul

976 €Turkish Airlines

Sat, 30. Jan - Sun, 14. Feb

11:30 - 9:15CGN Cologne Köln/Bonn-SAI Siem Reap–Angkor Intl

39h 45m2 stops Istanbul Bangkok Suvarnabhumi

19:25 - 10:30SAI Siem Reap–Angkor Intl-CGN Cologne Köln/Bonn

45h 05m2 stops Bangkok Suvarnabhumi Istanbul

981 €Turkish Airlines

Thu, 29. Oct - Tue, 3. Nov

0:55 - 14:50CGN Cologne Köln/Bonn-SAI Siem Reap–Angkor Intl

31h 55m2 stops Istanbul Sabiha Gokcen Kuala Lumpur Intl

9:55 - 9:45SAI Siem Reap–Angkor Intl-CGN Cologne Köln/Bonn

29h 50m3 stops Bangkok Suvarnabhumi Abu Dhabi Zayed Intl Vienna Intl

1.004 €Multiple Airlines

Tue, 27. Oct - Sat, 31. Oct

6:50 - 14:50CGN Cologne Köln/Bonn-SAI Siem Reap–Angkor Intl

26h 00m3 stops Zurich Abu Dhabi Zayed Intl Kuala Lumpur Intl

19:05 - 22:20SAI Siem Reap–Angkor Intl-CGN Cologne Köln/Bonn

33h 15m3 stops Hanoi Noibai New Delhi Indira Gandhi Intl Vienna Intl

1.008 €Multiple Airlines

Tue, 27. Oct - Sat, 31. Oct

13:35 - 9:55CGN Cologne Köln/Bonn-SAI Siem Reap–Angkor Intl

38h 20m2 stops Munich Franz Josef Strauss Singapore Changi

19:25 - 22:20SAI Siem Reap–Angkor Intl-CGN Cologne Köln/Bonn

32h 55m2 stops Bangkok Suvarnabhumi Vienna Intl

1.013 €Multiple Airlines

Thu, 4. Feb - Wed, 17. Feb

18:10 - 8:45CGN Cologne Köln/Bonn-SAI Siem Reap–Angkor Intl

32h 35m2 stops Istanbul Bangkok Suvarnabhumi

19:25 - 17:10SAI Siem Reap–Angkor Intl-CGN Cologne Köln/Bonn

27h 45m2 stops Bangkok Suvarnabhumi Istanbul

1.036 €Turkish Airlines

Fri, 30. Oct - Tue, 3. Nov

13:30 - 18:30CGN Cologne Köln/Bonn-SAI Siem Reap–Angkor Intl

23h 00m2 stops Vienna Intl Bangkok Suvarnabhumi

9:55 - 19:35SAI Siem Reap–Angkor Intl-CGN Cologne Köln/Bonn

39h 40m2 stops Bangkok Suvarnabhumi Vienna Intl

1.070 €Austrian Airlines

Booking Insights

Price, demand, and travel trends for Cologne to Siem Reap flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights with more confidence.

Which airline is the cheapest to fly from Cologne to Siem Reap?: Austrian Airlines (894 €) and Turkish Airlines (976 €) are the cheapest airlines to fly return from Cologne to Siem Reap according to KAYAK data over the last 5 days.

Find deals

Cheapest flight	385 €

One-way flight from Cologne to Siem Reap

When to book flights from Cologne to Siem Reap

Are your dates flexible? Find out the best times to travel from Cologne to Siem Reap based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated return price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or returns with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

Do I need a passport to fly from Cologne to Siem Reap?
Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.
Have flight prices from Cologne to Siem Reap changed much recently?
Yes. Based on fares seen in the past 5 days, return flight prices on this route showed a wide range, from about 861 € to 1.804 €. That means the highest observed fare was about 2x higher than the lowest one.
How are flight prices from Cologne to Siem Reap looking right now?
One-way fares from Cologne to Siem Reap are currently lower than usual. Average one-way flight prices are about 487 €, which is 7% below the typical average for this route.
Which airports can I use when flying from Cologne to Siem Reap?
Flights from Cologne to Siem Reap usually depart from Cologne Köln/Bonn (CGN) and arrive at Siem Reap–Angkor Intl (SAI).
Can I save money by using flexible dates for flights from Cologne to Siem Reap?
Yes. Flexible dates can save you up to 13% on flights from Cologne to Siem Reap. Tuesday is the cheapest departure day at 684 € return on average, while Sunday is the most expensive at 778 €, a difference of 94 €.

KAYAK's flexible dates feature shows options up to three days before and after your selected dates, making it easier to compare nearby fares.
What is the time difference between Cologne and Siem Reap?
Siem Reap is 5 hours ahead of Cologne (Indochina Time vs Central European Time). Plan for the time shift when scheduling connections or first-day activities.

If your dates are flexible, aim for a Tuesday departure and avoid flying on Sunday. On this route, Tuesday flights average 684 €, about 94 € less than Sunday fares (12% savings) based on the last 12 months.

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CGN - SAI

385€ Find Cheap Flights from Cologne to Siem Reap – Compare and Save

Everything you should know

Cheap Flights from Cologne to Siem Reap (CGN-SAI)

Recent return flight deals from Cologne to Siem Reap

Recent one-way flight deals from Cologne to Siem Reap

Price, demand, and travel trends for Cologne to Siem Reap flights

Which airline is the cheapest to fly from Cologne to Siem Reap?

Key details for Cologne to Siem Reap flights

Cheapest flight

When to book flights from Cologne to Siem Reap

Your Cologne to Siem Reap flight questions, answered

Your guide to booking Cologne to Siem Reap flights

More options for your flight from Cologne to Siem Reap

Complete your trip to Siem Reap with a hotel stay or car hire

Information on your arrival and departure airports

Cabin class types available on flights from Cologne to Siem Reap

Find direct flights to and from Cologne and Siem Reap

Flights from domestic origins to Siem Reap

Flights to other popular destinations