How much is a ticket from London Heathrow to Saint Louis?

Depending on when you travel and how far in advance you book, fares between London and Saint Louis can differ a lot.

Choose a date to explore the best fares now.

If you’re flexible with timing, consider overnight flights — they often cost less and are less crowded. Exploring multiple date and time combinations can help you find the cheapest solution.

Best airport options between London and Saint Louis

If you're open to flying into or out of more than one airport, you’ll have more routes to compare.

• Airports in London: London is served by 6 airports - City Airport, Gatwick, Heathrow, Luton, Southend, Stansted.
• Airports in Saint Louis: Saint Louis - Lambert is the sole airport currently available.

Some airports offer extras like lounges, fast track, or self check-in — good to keep in mind. Comparing airports by services offered helps you balance cost and comfort.

Find flights from London Heathrow to Saint Louis that suit your schedule

Use Jetcost to sort and filter results based on your preferred flight time, number of stops, price range, or airline. View deals from Delta, United, American, and booking sites like Expedia and eDreams.

Other popular destinations

Interested in United States? These cities are also in demand: Atlanta, Los Angeles, Miami, New York City, Orlando.

Connecting flights can be cheaper but often mean longer layovers. You can easily select either direct or connecting flights with a single click using the filters.