Cheap flights from Luton to Siem Reap

View AU$859 flight on Sat, 22 Nov. 2025Opens in a new window

Popular airlines from Luton to Siem Reap

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Cheap Flights from Luton (LON) to Siem Reap (SAI)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Swiss International Air Lines
Sun, 7 Sep. - Sun, 21 Sep.
LHR
London
SAI
Siem Reap
AU$1,399 Return, found 3 hours ago
AU$1,399
Return
found 3 hours ago
Select Swiss International Air Lines flight, departing Sun, 7 Sep. from London to Siem Reap, returning Sun, 21 Sep., priced at AU$1,399 found 3 hours ago
Austrian Airlines
Sun, 7 Sep. - Sun, 21 Sep.
LHR
London
SAI
Siem Reap
AU$1,480 Return, found 3 hours ago
AU$1,480
Return
found 3 hours ago
Select Austrian Airlines flight, departing Sun, 7 Sep. from London to Siem Reap, returning Sun, 21 Sep., priced at AU$1,480 found 3 hours ago
Lufthansa
Sun, 7 Sep. - Sun, 21 Sep.
LHR
London
SAI
Siem Reap
AU$1,595 Return, found 3 hours ago
AU$1,595
Return
found 3 hours ago
Select Lufthansa flight, departing Sun, 7 Sep. from London to Siem Reap, returning Sun, 21 Sep., priced at AU$1,595 found 3 hours ago
Vietnam Airlines
Sun, 7 Sep. - Sun, 21 Sep.
LHR
London
SAI
Siem Reap
AU$1,651 Return, found 3 hours ago
AU$1,651
Return
found 3 hours ago
Select Vietnam Airlines flight, departing Sun, 7 Sep. from London to Siem Reap, returning Sun, 21 Sep., priced at AU$1,651 found 3 hours ago
Singapore Airlines
Sun, 7 Sep. - Sun, 21 Sep.
LHR
London
SAI
Siem Reap
AU$1,686 Return, found 3 hours ago
AU$1,686
Return
found 3 hours ago
Select Singapore Airlines flight, departing Sun, 7 Sep. from London to Siem Reap, returning Sun, 21 Sep., priced at AU$1,686 found 3 hours ago
Austrian Airlines
Fri, 5 Jun. - Mon, 8 Jun.
LHR
London
SAI
Siem Reap
AU$1,810 Return, found 6 days ago
AU$1,810
Return
found 6 days ago
Select Austrian Airlines flight, departing Fri, 5 Jun. from London to Siem Reap, returning Mon, 8 Jun., priced at AU$1,810 found 6 days ago
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