Cheap flights from St. Louis to London Heathrow Airport from £380
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to London Heathrow Airport departing on 4/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Below you can see the best fares for your return flight route over the next six months. All fares were found on momondo this week. Browse the quickest and cheapest flights from St. Louis to London Heathrow Airport by changing tabs
Find the cheapest one-way flights from St. Louis to London Heathrow Airport
If you're looking for one-way flights from St. Louis to London Heathrow Airport, view some of our deals below provided by Air Canada, British Airways and Delta
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Best airlines flying from St. Louis to London Heathrow Airport
Compare and see reviews for airlines that fly from St. Louis to London Heathrow Airport with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom £449 | Free Cancellation | Rating 7.7 751 reviews | |||
| PriceFrom £492 | Free Cancellation | Rating 6.8 6,937 reviews | |||
| PriceFrom £551 | Free Cancellation | Rating 7.4 11,289 reviews |
Delta flights from St. Louis to London Heathrow Airport
Our best Delta deals on St. Louis to London Heathrow Airport flight tickets
United Airlines flights from St. Louis to London Heathrow Airport
Our best United Airlines deals on St. Louis to London Heathrow Airport flight tickets
How to get the cheapest flight ticket from St. Louis to London Heathrow Airport
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly from St. Louis to London Heathrow Airport?
February. The cheapest time of year to fly to London Heathrow Airport from St. Louis is February. The most expensive is June.
What is the cheapest day to depart St. Louis for London Heathrow Airport?
Wednesday. The cheapest day of the week is usually Wednesday. The most expensive is usually Friday.
When is the cheapest time to fly from St. Louis to London Heathrow Airport?
In the afternoon. St. Louis to London Heathrow Airport flights are approximately 4% more expensive in the morning than in the afternoon
What is the cheapest airline that flies to London Heathrow Airport from St. Louis?
United Airlines. British Airways, United Airlines, and Virgin Atlantic are the most popular carriers operating from St. Louis to London Heathrow Airport
How far in advance should you book St. Louis to London Heathrow Airport flights?
19 days before. The cheapest time to buy a flight from St. Louis to London Heathrow Airport is approximately 19 days to departure
Cheap St. Louis to London Heathrow Airport (STL to LHR) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from St. Louis to London Heathrow Airport
Best price found | £380 |
|---|---|
Fastest flight time | 10h 05m |
Direct flights | None |
How far is Lambert-St Louis to London Heathrow by plane?
Lambert-St Louis and London Heathrow are 4185.8 mi apart from one another. By plane, this route typically takes 10h 05m.
When did momondo last update prices for flights from Lambert-St Louis Airport to London Heathrow Airport?
Prices for flights from Lambert-St Louis Airport to London Heathrow Airport were last updated today.
How many operators does momondo search for flights from Lambert-St Louis Airport to London Heathrow Airport?
As of April 2024, there are 3 operators available to choose from for flights from Lambert-St Louis Airport to London Heathrow Airport.
How old do you have to be to fly from Lambert-St Louis Airport to London Heathrow Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Lambert-St Louis Airport to London Heathrow Airport.
What documentation or ID do you need to fly to London Heathrow Airport?
The travel and health documents you'll need for your trip to London Heathrow Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London Heathrow Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
Why use momondo?
Why should I use momondo to find a flight deal from St. Louis to London?
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.
Can I find flights from St. Louis to London with flexible booking policies on momondo?
Yes. All flights to London from St. Louis on momondo can be compared and filtered by various policies on offer, including flexible booking.
How can momondo help me find flights from St. Louis to London?
Once you have performed a search for St. Louis to London flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.
I’m not ready to book a flight from St. Louis to London right now. Can momondo alert me if prices change?
Yes. momondo can track prices for St. Louis to London flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.