Flights from St. Louis to Checkendon

Cheapest flights from St. Louis

These prices were available within the past 7 days. Prices quoted are per person, round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Oct 7 - Wed, Oct 22

STL

Lambert-St. Louis Intl.

LHR

Heathrow

$720 Roundtrip, found 3 days ago

$720

Roundtrip

found 3 days ago

Select United flight, departing Tue, Oct 7 from Lambert-St. Louis Intl. to Heathrow, returning Wed, Oct 22, priced at $720 found 3 days ago

Wed, Oct 8 - Wed, Oct 22

STL

Lambert-St. Louis Intl.

LHR

Heathrow

$725 Roundtrip, found 3 days ago

$725

Roundtrip

found 3 days ago

Select United flight, departing Wed, Oct 8 from Lambert-St. Louis Intl. to Heathrow, returning Wed, Oct 22, priced at $725 found 3 days ago

Sun, Oct 12 - Wed, Oct 22

STL

Lambert-St. Louis Intl.

LHR

Heathrow

$727 Roundtrip, found 3 days ago

$727

Roundtrip

found 3 days ago

Select United flight, departing Sun, Oct 12 from Lambert-St. Louis Intl. to Heathrow, returning Wed, Oct 22, priced at $727 found 3 days ago

Tue, Jul 22 - Wed, Sep 3

STL

Lambert-St. Louis Intl.

LHR

Heathrow

$734 Roundtrip, found 5 days ago

$734

Roundtrip

found 5 days ago

Select United flight, departing Tue, Jul 22 from Lambert-St. Louis Intl. to Heathrow, returning Wed, Sep 3, priced at $734 found 5 days ago

Tue, Oct 7 - Tue, Oct 21

STL

Lambert-St. Louis Intl.

LHR

Heathrow

$739 Roundtrip, found 3 days ago

$739

Roundtrip

found 3 days ago

Select United flight, departing Tue, Oct 7 from Lambert-St. Louis Intl. to Heathrow, returning Tue, Oct 21, priced at $739 found 3 days ago

Sat, Jul 26 - Wed, Sep 3

STL

Lambert-St. Louis Intl.

LHR

Heathrow

$741 Roundtrip, found 5 days ago

$741

Roundtrip

found 5 days ago

Select Air Canada flight, departing Sat, Jul 26 from Lambert-St. Louis Intl. to Heathrow, returning Wed, Sep 3, priced at $741 found 5 days ago

Wed, Oct 8 - Tue, Oct 21

STL

Lambert-St. Louis Intl.

LHR

Heathrow

$744 Roundtrip, found 3 days ago

$744

Roundtrip

found 3 days ago

Select United flight, departing Wed, Oct 8 from Lambert-St. Louis Intl. to Heathrow, returning Tue, Oct 21, priced at $744 found 3 days ago

Sun, Oct 12 - Tue, Oct 21

STL

Lambert-St. Louis Intl.

LHR

Heathrow

$746 Roundtrip, found 3 days ago

$746

Roundtrip

found 3 days ago

Select United flight, departing Sun, Oct 12 from Lambert-St. Louis Intl. to Heathrow, returning Tue, Oct 21, priced at $746 found 3 days ago

Tue, Oct 7 - Sun, Oct 26

STL

Lambert-St. Louis Intl.

LHR

Heathrow

$770 Roundtrip, found 3 days ago

$770

Roundtrip

found 3 days ago

Select United flight, departing Tue, Oct 7 from Lambert-St. Louis Intl. to Heathrow, returning Sun, Oct 26, priced at $770 found 3 days ago

Thu, Oct 9 - Wed, Oct 22

STL

Lambert-St. Louis Intl.

LHR

Heathrow

$775 Roundtrip, found 3 days ago

$775

Roundtrip

found 3 days ago

Select United flight, departing Thu, Oct 9 from Lambert-St. Louis Intl. to Heathrow, returning Wed, Oct 22, priced at $775 found 3 days ago

Sun, Oct 12 - Sun, Oct 26

STL

Lambert-St. Louis Intl.

LHR

Heathrow

$777 Roundtrip, found 3 days ago

$777

Roundtrip

found 3 days ago

Select United flight, departing Sun, Oct 12 from Lambert-St. Louis Intl. to Heathrow, returning Sun, Oct 26, priced at $777 found 3 days ago

Tue, Jul 22 - Sat, Sep 6

STL

Lambert-St. Louis Intl.

LHR

Heathrow

$784 Roundtrip, found 5 days ago

$784

Roundtrip

found 5 days ago

Select United flight, departing Tue, Jul 22 from Lambert-St. Louis Intl. to Heathrow, returning Sat, Sep 6, priced at $784 found 5 days ago

Thu, Oct 9 - Sun, Oct 26

STL

Lambert-St. Louis Intl.

LHR

Heathrow

$846 Roundtrip, found 3 days ago

$846

Roundtrip

found 3 days ago

Select Air Canada flight, departing Thu, Oct 9 from Lambert-St. Louis Intl. to Heathrow, returning Sun, Oct 26, priced at $846 found 3 days ago

Sun, May 25 - Thu, Jun 5

STL

Lambert-St. Louis Intl.

LHR

Heathrow

$1,247 Roundtrip, found 1 day ago

$1,247

Roundtrip

found 1 day ago

Select Virgin Atlantic flight, departing Sun, May 25 from Lambert-St. Louis Intl. to Heathrow, returning Thu, Jun 5, priced at $1,247 found 1 day ago

Thu, May 22 - Mon, Jun 2

STL

Lambert-St. Louis Intl.

LHR

Heathrow

$1,377 Roundtrip, found 1 day ago

$1,377

Roundtrip

found 1 day ago

Select Delta flight, departing Thu, May 22 from Lambert-St. Louis Intl. to Heathrow, returning Mon, Jun 2, priced at $1,377 found 1 day ago

Thu, May 22 - Mon, Jun 2

STL

Lambert-St. Louis Intl.

LHR

Heathrow

$1,377 Roundtrip, found 1 day ago

$1,377

Roundtrip

found 1 day ago

Select British Airways flight, departing Thu, May 22 from Lambert-St. Louis Intl. to Heathrow, returning Mon, Jun 2, priced at $1,377 found 1 day ago

Thu, May 22 - Mon, Jun 2

STL

Lambert-St. Louis Intl.

LHR

Heathrow

$1,377 Roundtrip, found 1 day ago

$1,377

Roundtrip

found 1 day ago

Select American Airlines flight, departing Thu, May 22 from Lambert-St. Louis Intl. to Heathrow, returning Mon, Jun 2, priced at $1,377 found 1 day ago

Thu, May 22 - Mon, Jun 2

STL

Lambert-St. Louis Intl.

LHR

Heathrow

$1,429 Roundtrip, found 1 day ago

$1,429

Roundtrip

found 1 day ago

Select KLM flight, departing Thu, May 22 from Lambert-St. Louis Intl. to Heathrow, returning Mon, Jun 2, priced at $1,429 found 1 day ago

Thu, May 22 - Mon, Jun 2

STL

Lambert-St. Louis Intl.

LHR

Heathrow

$1,589 Roundtrip, found 1 day ago

$1,589

Roundtrip

found 1 day ago

Select Iberia flight, departing Thu, May 22 from Lambert-St. Louis Intl. to Heathrow, returning Mon, Jun 2, priced at $1,589 found 1 day ago

Thu, May 22 - Mon, Jun 2

STL

Lambert-St. Louis Intl.

LHR

Heathrow

$1,754 Roundtrip, found 1 day ago

$1,754

Roundtrip

found 1 day ago

Select Air France flight, departing Thu, May 22 from Lambert-St. Louis Intl. to Heathrow, returning Mon, Jun 2, priced at $1,754 found 1 day ago