Cheap flights from Pittsburgh to South London

View AU$280 flight on Tue, 30 Sep. 2025Opens in a new window

Popular airlines from Pittsburgh to South London

  • American Airlines

    American Airlines

  • Air Canada

    Air Canada

  • British Airways

    British Airways

  • Delta

    Delta

  • Lufthansa

    Lufthansa

  • Austrian Airlines

    Austrian Airlines

  • United

    United

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Cheap Flights from Pittsburgh (PIT) to South London (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.

Delta
Mon, 11 Aug. - Wed, 20 Aug.
PIT
Pittsburgh
LHR
London
AU$856 Return, found 5 days ago
AU$856
Return
found 5 days ago
Select Delta flight, departing Mon, 11 Aug. from Pittsburgh to London, returning Wed, 20 Aug., priced at AU$856 found 5 days ago
British Airways
Mon, 11 Aug. - Wed, 20 Aug.
PIT
Pittsburgh
LHR
London
AU$892 Return, found 5 days ago
AU$892
Return
found 5 days ago
Select British Airways flight, departing Mon, 11 Aug. from Pittsburgh to London, returning Wed, 20 Aug., priced at AU$892 found 5 days ago
Delta
Mon, 1 Sep. - Mon, 8 Sep.
PIT
Pittsburgh
LHR
London
AU$928 Return, found 6 days ago
AU$928
Return
found 6 days ago
Select Delta flight, departing Mon, 1 Sep. from Pittsburgh to London, returning Mon, 8 Sep., priced at AU$928 found 6 days ago
United
Mon, 1 Sep. - Mon, 8 Sep.
PIT
Pittsburgh
LHR
London
AU$1,019 Return, found 6 days ago
AU$1,019
Return
found 6 days ago
Select United flight, departing Mon, 1 Sep. from Pittsburgh to London, returning Mon, 8 Sep., priced at AU$1,019 found 6 days ago
Swiss International Air Lines
Mon, 1 Sep. - Mon, 8 Sep.
PIT
Pittsburgh
LHR
London
AU$1,034 Return, found 6 days ago
AU$1,034
Return
found 6 days ago
Select Swiss International Air Lines flight, departing Mon, 1 Sep. from Pittsburgh to London, returning Mon, 8 Sep., priced at AU$1,034 found 6 days ago
Air France
Mon, 11 Aug. - Wed, 20 Aug.
PIT
Pittsburgh
LHR
London
AU$1,088 Return, found 5 days ago
AU$1,088
Return
found 5 days ago
Select Air France flight, departing Mon, 11 Aug. from Pittsburgh to London, returning Wed, 20 Aug., priced at AU$1,088 found 5 days ago

Find the cheapest month to fly from Pittsburgh (PIT) to London (LHR)

November is typically the cheapest month to fly

From AU$769 - AU$1,357 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.