Lambert-St Louis and London Heathrow are 4185.8 mi apart from one another. By plane, this route typically takes 10h 07m.
Prices for flights from Lambert-St Louis Airport to London Heathrow Airport were last updated today.
As of January 2025, there are 10 operators available to choose from for flights from Lambert-St Louis Airport to London Heathrow Airport.
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lambert-St Louis Airport to London Heathrow Airport.
The necessary travel and health documents for your London Heathrow Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
momondo data reveals that the most frequently booked airline on the route from St. Louis to London Heathrow Airport is American Airlines, representing 35% of all bookings. The subsequent popular airlines are British Airways at 28%, United Airlines at 11%, and Iberia at 7%.
Airline | Rating | Free Cancellation | Price | ||
---|---|---|---|---|---|
KLM | PriceFrom $490 | Free Cancellation | Rating 7.8 1,337 reviews | ||
Iberia | PriceFrom $631 | Free Cancellation | Rating 7.0 2,631 reviews | ||
Virgin Atlantic | PriceFrom $654 | Free Cancellation | Rating 7.5 662 reviews | ||
British Airways | PriceFrom $657 | Free Cancellation | Rating 6.6 6,785 reviews | ||
United Airlines | PriceFrom $673 | Free Cancellation | Rating 7.4 8,939 reviews | ||
American Airlines | PriceFrom $678 | Free Cancellation | Rating 7.2 10,000 reviews | ||
Delta | PriceFrom $692 | Free Cancellation | Rating 8.0 8,499 reviews | ||
Air Canada | PriceFrom $728 | Free Cancellation | Rating 7.0 8,511 reviews | ||
Air France | PriceFrom $769 | Free Cancellation | Rating 7.4 1,486 reviews | ||
Lufthansa | PriceFrom $802 | Free Cancellation | Rating 6.7 7,077 reviews |
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to London from St. Louis.
Flights from St. Louis to London with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.
Once all potential St. Louis to London flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.
Yes momondo offers price alerts on flights to London from St. Louis. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.