Cheapest return flights from St. Louis to London in June from $1319

AirHint found the following cheapest return flights from St. Louis (STL) to London (LHR) in June 2026 (see full year).

Return flights

16 Jun - 30 Jun Lufthansa
16 Jun - 30 Jun British Airways direct
30 Jun - 08 Jul Lufthansa
06 Jun - 22 Jun American Airlines

Also check the deals for one-way flights from St. Louis to London in June.

Powered by

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

Book a cheap hotel in London

Cheap car rent in London

Feel free to contact us with any feedback or request another flight research.