Cheap flights from London to Southwest Illinois

View AU$991 flight on Tue, 11 Nov. 2025Opens in a new window

Popular airlines from London to Southwest Illinois

  • Jetstar

    Jetstar

  • Qantas Airways

    Qantas Airways

  • Virgin Australia

    Virgin Australia

  • Scoot

    Scoot

  • American Airlines

    American Airlines

  • Emirates

    Emirates

  • United

    United

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Cheap Flights from London (LON) to Southwest Illinois (STL)

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.

Air Canada
Mon, 25 Aug. - Tue, 9 Sep.
LHR
London
STL
St. Louis
AU$1,486 Return, found 5 days ago
AU$1,486
Return
found 5 days ago
Select Air Canada flight, departing Mon, 25 Aug. from London to St. Louis, returning Tue, 9 Sep., priced at AU$1,486 found 5 days ago
United
Mon, 25 Aug. - Tue, 9 Sep.
LHR
London
STL
St. Louis
AU$1,505 Return, found 5 days ago
AU$1,505
Return
found 5 days ago
Select United flight, departing Mon, 25 Aug. from London to St. Louis, returning Tue, 9 Sep., priced at AU$1,505 found 5 days ago
Virgin Atlantic
Tue, 11 Nov. - Tue, 18 Nov.
LHR
London
STL
St. Louis
AU$1,517 Return, found 6 days ago
AU$1,517
Return
found 6 days ago
Select Virgin Atlantic flight, departing Tue, 11 Nov. from London to St. Louis, returning Tue, 18 Nov., priced at AU$1,517 found 6 days ago
Delta
Tue, 11 Nov. - Tue, 18 Nov.
LHR
London
STL
St. Louis
AU$1,517 Return, found 6 days ago
AU$1,517
Return
found 6 days ago
Select Delta flight, departing Tue, 11 Nov. from London to St. Louis, returning Tue, 18 Nov., priced at AU$1,517 found 6 days ago
American Airlines
Tue, 11 Nov. - Tue, 18 Nov.
LHR
London
STL
St. Louis
AU$1,517 Return, found 6 days ago
AU$1,517
Return
found 6 days ago
Select American Airlines flight, departing Tue, 11 Nov. from London to St. Louis, returning Tue, 18 Nov., priced at AU$1,517 found 6 days ago
Austrian Airlines
Tue, 11 Nov. - Tue, 18 Nov.
LHR
London
STL
St. Louis
AU$1,547 Return, found 6 days ago
AU$1,547
Return
found 6 days ago
Select Austrian Airlines flight, departing Tue, 11 Nov. from London to St. Louis, returning Tue, 18 Nov., priced at AU$1,547 found 6 days ago
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