Cheap flights from Phnom Penh to Great Britain

View AU$521 flight on Tue, 4 Nov. 2025Opens in a new window

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Cheap Flights from Phnom Penh (PNH) to Great Britain (LON)

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.

China Eastern Airlines
Fri, 8 Aug. - Sun, 17 Aug.
PNH
Phnom Penh
LGW
London
AU$1,065 Return, found 2 days ago
AU$1,065
Return
found 2 days ago
Select China Eastern Airlines flight, departing Fri, 8 Aug. from Phnom Penh to London, returning Sun, 17 Aug., priced at AU$1,065 found 2 days ago
China Southern Airlines
Wed, 15 Oct. - Sat, 15 Nov.
PNH
Phnom Penh
LHR
London
AU$1,197 Return, found 2 days ago
AU$1,197
Return
found 2 days ago
Select China Southern Airlines flight, departing Wed, 15 Oct. from Phnom Penh to London, returning Sat, 15 Nov., priced at AU$1,197 found 2 days ago
China Southern Airlines
Sun, 2 Nov. - Sat, 8 Nov.
PNH
Phnom Penh
EDI
Edinburgh
AU$1,214 Return, found 11 hours ago
AU$1,214
Return
found 11 hours ago
Select China Southern Airlines flight, departing Sun, 2 Nov. from Phnom Penh to Edinburgh, returning Sat, 8 Nov., priced at AU$1,214 found 11 hours ago
Malaysia Airlines
Mon, 8 Dec. - Sat, 31 Jan.
PNH
Phnom Penh
STN
London
AU$1,292 Return, found 3 days ago
AU$1,292
Return
found 3 days ago
Select Malaysia Airlines flight, departing Mon, 8 Dec. from Phnom Penh to London, returning Sat, 31 Jan., priced at AU$1,292 found 3 days ago
Air China
Sun, 5 Oct. - Sun, 26 Oct.
PNH
Phnom Penh
LHR
London
AU$1,302 Return, found 17 hours ago
AU$1,302
Return
found 17 hours ago
Select Air China flight, departing Sun, 5 Oct. from Phnom Penh to London, returning Sun, 26 Oct., priced at AU$1,302 found 17 hours ago
Singapore Airlines
Wed, 15 Oct. - Sat, 15 Nov.
PNH
Phnom Penh
LHR
London
AU$1,546 Return, found 2 days ago
AU$1,546
Return
found 2 days ago
Select Singapore Airlines flight, departing Wed, 15 Oct. from Phnom Penh to London, returning Sat, 15 Nov., priced at AU$1,546 found 2 days ago

Find the cheapest month to fly from Phnom Penh (PNH) to London (LHR)

March is typically the cheapest month to fly

From AU$1,024 - AU$1,753 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.